{"id":1100,"date":"2024-07-13T17:07:13","date_gmt":"2024-07-13T09:07:13","guid":{"rendered":"http:\/\/blue.yn.cn\/?p=1100"},"modified":"2024-07-20T21:01:50","modified_gmt":"2024-07-20T13:01:50","slug":"ipv6%e5%ae%89%e5%85%a8","status":"publish","type":"post","link":"http:\/\/blue.yn.cn\/?p=1100","title":{"rendered":"ipv6\u5b89\u5168"},"content":{"rendered":"<p><code>ipv6<\/code>\u5b89\u5168\u662f\u4e00\u4e2a\u7cfb\u7edf\u5de5\u7a0b\uff0c\u4e0d\u80fd\u4ec5\u4ec5\u4f9d\u8d56\u4e8e\u67d0\u4e2a\u5355\u4e00\u7684\u7cfb\u7edf\u6216\u8bbe\u5907\uff0c\u800c\u662f\u9700\u8981\u4ed4\u7ec6\u5206\u6790\u5b89\u5168\u9700\u6c42\uff0c\u5229\u7528\u5404\u79cd\u5b89\u5168\u8bbe\u5907\u548c\u6280\u672f\u5916\u52a0\u79d1\u5b66\u7684\u7ba1\u7406\uff0c\u5171\u7b51\u7f51\u7edc\u5b89\u5168\u3002\u4ec5\u4ece\u4e3b\u673a\u5b89\u5168\u3001\u5c40\u57df\u7f51\u5b89\u5168\u3001\u7f51\u7edc\u4e92\u8054\u5b89\u5168\u548c\u7f51\u7edc\u8bbe\u5907\u5b89\u5168\u7b49\u51e0\u4e2a\u65b9\u9762\u9610\u8ff0<code>ipv6<\/code>\u5b89\u5168\u3002<\/p>\n<h3>ipv6\u5b89\u5168\u7efc\u8ff0<\/h3>\n<p>\u5728<code>IPv4<\/code>\u73af\u5883\u4e0b\uff0c\u7f51\u7edc\u53ca\u4fe1\u606f\u5b89\u5168\u6db5\u76d6\u7684\u8303\u56f4\u5f88\u5e7f\uff0c\u4ece\u94fe\u8def\u5c42\u5230\u7f51\u7edc\u5c42\u518d\u5230\u5e94\u7528\u5c42\uff0c\u90fd\u4f1a\u6709\u76f8\u5e94\u7684\u5b89\u5168\u5a01\u80c1\u548c\u9632\u8303\u6280\u672f\u3002<br \/>\n\u603b\u4f53\u6765\u8bf4\uff0c\u7f51\u7edc\u5b89\u5168\u5a01\u80c1\u4e3b\u8981\u5305\u62ec\u55c5\u63a2\u3001\u963b\u65ad\u3001\u7be1\u6539\u548c\u4f2a\u9020\uff0c\u76f8\u5e94\u7684\u5b89\u5168\u670d\u52a1\u53c8\u4e3b\u8981\u5305\u62ec\u4fdd\u5bc6\u6027\u3001\u5b8c\u6574\u6027\u3001\u4e0d\u53ef\u62b5\u8d56\u6027\u3001\u53ef\u7528\u6027\u3001\u8bbf\u95ee\u63a7\u5236\u548c\u5b89\u5168\u534f\u8bae\u8bbe\u8ba1\u7b49\u3002<br \/>\n<code>IPv6<\/code>\u6280\u672f\u867d\u7136\u5728\u4fdd\u5bc6\u6027\u3001\u5b8c\u6574\u6027\u7b49\u65b9\u9762\u6709\u4e86\u8f83\u5927\u7684\u6539\u8fdb\uff0c\u4f46\u6709\u4e9b\u65b9\u9762\u4ecd\u7136\u9762\u4e34\u7740\u548c<code>IPv4<\/code>\u540c\u6837\u7684\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<ul>\n<li>\u55c5\u63a2\u4fa6\u6d4b<br \/>\n\u55c5\u63a2\u4fa6\u6d4b\u867d\u4e0d\u80fd\u5bf9\u7f51\u7edc\u5b89\u5168\u9020\u6210\u76f4\u63a5\u7684\u5f71\u54cd\uff0c\u5374\u662f\u5404\u79cd\u653b\u51fb\u5165\u4fb5\u7684\u7b2c\u4e00\u6b65\u3002<br \/>\n\u5728<code>ipv4<\/code>\u73af\u5883\u4e2d\uff0c\u653b\u51fb\u8005\u5f88\u5bb9\u6613\u5728\u8f83\u77ed\u65f6\u95f4\u5185\u901a\u8fc7\u5404\u79cd\u624b\u6bb5\uff08\u5982\u9ed1\u5ba2\u5de5\u5177\u7b49\uff09\u626b\u63cf\u51fa\u76ee\u6807\u4e3b\u673a\u548c\u76ee\u6807\u7aef\u53e3\uff0c\u539f\u56e0\u5c31\u662f<code>ipv4<\/code>\u5730\u5740\u7a7a\u95f4\u76f8\u5bf9\u8f83\u5c0f\u3002<br \/>\n\u800c<code>ipv6<\/code>\u5730\u5740\u7a7a\u95f4\u592a\u5927\uff0c\u76f2\u76ee\u5730\u626b\u63cf\u4e00\u4e2a\u7f51\u6bb5\u6240\u6d88\u8017\u7684\u65f6\u95f4\u4f1a\u975e\u5e38\u591a\uff0c\u4ece\u8fd9\u65b9\u9762\u8bb2\uff0c<code>ipv6<\/code>\u8981\u6bd4<code>ipv4<\/code>\u5b89\u5168\u3002<\/li>\n<\/ul>\n<p>\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u653b\u51fb\u4eba\u5458\u5e76\u4e0d\u4e00\u5b9a\u8fdb\u884c\u5927\u8303\u56f4\u626b\u63cf\uff0c\u800c\u662f\u501f\u52a9<code>dns<\/code>\u6765\u89e3\u6790\u51fa\u7279\u5b9a\u670d\u52a1\u5668\u7684<code>ipv6<\/code>\u5730\u5740\u3002<br \/>\n\u4e5f\u6709\u4e00\u4e9b<code>ipv6<\/code>\u670d\u52a1\u5668\u5728\u914d\u7f6e<code>ipv6<\/code>\u5730\u5740\u65f6\uff0c\u4e3a\u4e86\u4fbf\u4e8e\u8bb0\u5fc6\uff0c\u517664\u4f4d\u63a5\u53e3<code>id<\/code>\u5f80\u5f80\u53ea\u4f7f\u7528\u5f88\u7b80\u5355\u7684\u51e0\u4f4d\u6216\u8005\u4f7f\u7528\u517c\u5bb9\u7684<code>ipv4<\/code>\u5730\u5740\uff0c\u8fd9\u6837\u4e5f\u5bb9\u6613\u88ab\u5feb\u901f\u626b\u63cf\u5230\u3002\u7f51\u7edc\u7cfb\u7edf\u7ba1\u7406\u5458\u5e73\u65f6\u4e5f\u8981\u6ce8\u610f\u7ec6\u8282\uff0c\u5c3d\u91cf\u4e0d\u4f7f\u7528\u6613\u8bb0\u7684<code>ipv6<\/code>\u5730\u5740\uff0c\u540c\u65f6\u8fd8\u8981\u505a\u597d<code>dns<\/code>\u7684\u7cfb\u7edf\u5b89\u5168\u5de5\u4f5c\uff0c\u5373\u4f7f\u4fee\u8865\u7cfb\u7edf\u6f0f\u6d1e\uff0c\u5e76\u5c3d\u91cf\u4f7f\u7528<code>ipsec<\/code>\uff0c\u4ee5\u51cf\u5c11\u56e0\u55c5\u63a2\u4fa6\u6d4b\u800c\u5e26\u6765\u7684\u8fdb\u4e00\u6b65\u5371\u5bb3\u3002<\/p>\n<ul>\n<li>\n<p>\u5e94\u7528\u5c42\u653b\u51fb<br \/>\n\u5f53\u4eca\u591a\u6570\u7684\u7f51\u7edc\u653b\u51fb\u548c\u5a01\u80c1\u9488\u5bf9\u7684\u662f\u5e94\u7528\u5c42\u800c\u975e<code>ip<\/code>\u5c42\uff0c\u6240\u4ee5\u5728\u5e94\u7528\u5c42\u653b\u51fb\u65b9\u9762\uff0c<code>ipv6<\/code>\u9762\u4e34\u7684\u5b89\u5168\u95ee\u9898\u548c<code>ipv4<\/code>\u662f\u5b8c\u5168\u4e00\u6837\u7684\u3002<br \/>\n\u9488\u5bf9\u8bf8\u5982<code>sql<\/code>\u6ce8\u5165\u3001\u8de8\u7ad9\u811a\u672c\u653b\u51fb\u3001\u4e3b\u9875\u7be1\u6539\u7b49\u5a01\u80c1\uff0c\u90fd\u8981\u6709\u76f8\u5e94\u7684<code>web<\/code>\u5e94\u7528\u9632\u706b\u5899\uff08<code>web application firewall,waf<\/code>\uff09\u6765\u5b9e\u65bd\u9632\u62a4\uff0c\u524d\u63d0\u662f<code>waf<\/code>\u80fd\u8bc6\u522b\u51fa<code>ipv6<\/code>\u7684\u5e94\u7528\u3002<\/p>\n<\/li>\n<li>\n<p><code>dos<\/code>\u653b\u51fb<br \/>\n\u62d2\u7edd\u670d\u52a1\uff08<code>denial of service,dos<\/code>\uff09\u653b\u51fb\u4ee5\u53ca\u5206\u5e03\u5f0f<code>dos<\/code>\u653b\u51fb\u5728<code>ipv6<\/code>\u4e2d\u4f9d\u7136\u5b58\u5728\u3002<br \/>\n\u8fd9\u79cd\u653b\u51fb\u901a\u8fc7\u4f2a\u9020\u770b\u4f3c\u5408\u6cd5\u7684\u8bbf\u95ee\u6765\u6d88\u8017\u7f51\u7edc\u5e26\u5bbd\u6216\u7cfb\u7edf\u8d44\u6e90\uff0c\u4ece\u800c\u8fbe\u5230\u963b\u6b62\u6b63\u5e38\u670d\u52a1\u88ab\u8bbf\u95ee\u7684\u76ee\u7684\u3002<br \/>\n\u9488\u5bf9<code>dos<\/code>\u653b\u51fb\uff0c\u4e00\u822c\u53ea\u80fd\u90e8\u7f72\u4e13\u4e1a\u7684\u4e14\u80fd\u8bc6\u522b\u5e76\u5c4f\u853d\u975e\u6cd5\u8bbf\u95ee\u7684\u4e13\u7528\u8bbe\u5907\uff0c\u4ee5\u51cf\u8f7b\u6216\u907f\u514d\u8be5\u653b\u51fb\u5e26\u6765\u7684\u5371\u5bb3\u3002<\/p>\n<\/li>\n<li>\n<p>\u8def\u7531\u534f\u8bae\u653b\u51fb<br \/>\n\u8def\u7531\u534f\u8bae\u653b\u51fb\u4e3b\u8981\u6307\u5728\u7f51\u7edc\u4e2d\u5192\u5145\u8def\u7531\u8bbe\u5907\u53d1\u9001\u8def\u7531\u534f\u8bae\u5305\u56f4\uff0c\u4ee5\u5e72\u6270\u6b63\u5e38\u7684\u8def\u7531\u534f\u8bae\uff0c\u4ece\u800c\u8fbe\u5230\u975e\u6cd5\u5165\u4fb5\u7b49\u76ee\u7684\u3002<br \/>\n\u5728<code>IPv4<\/code>\u4e2d\u6709\u76f8\u5e94\u7684\u9632\u8303\u529e\u6cd5\uff0c\u4e3b\u8981\u662f\u5728\u8def\u7531\u66f4\u65b0\u62a5\u6587\u4e2d\u52a0\u5165<code>MD5<\/code>\u8ba4\u8bc1\uff0c\u9632\u6b62\u975e\u6cd5\u7684\u8def\u7531\u6b3a\u8bc8\u8bbe\u5907\u63a5\u5165\u7f51\u7edc\u4e2d\u3002<br \/>\n<code>IPv6<\/code>\u4e2d\u60c5\u51b5\u5219\u6709\u4e86\u4e00\u4e9b\u53d8\u5316\uff1a<code>BGP<\/code>\u548c<code>IS-IS<\/code>\u8def\u7531\u534f\u8bae\u7ee7\u7eed\u6cbf\u7528<code>IPv4<\/code>\u7684<code>MD5<\/code>\u8ba4\u8bc1\uff0c\u800c<code>OSPFv3<\/code>\u548c<code>RIPng<\/code>\u5219\u5efa\u8bae\u91c7\u7528<code>IPSec<\/code>\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fc7\u5ea6\u6280\u672f\u5e26\u6765\u7684\u5b89\u5168\u9690\u60a3<br \/>\n\u5728<code>IPv4<\/code>\u5411<code>IPv6<\/code>\u8fc7\u6e21\u671f\u95f4\uff0c\u5373\u5728<code>IPv4<\/code>\u548c<code>IPv6<\/code>\u5e76\u5b58\u7684\u7f51\u7edc\u73af\u5883\u4e2d\uff0c\u5404\u79cd\u5404\u6837\u7684\u8fc7\u6e21\u6280\u672f\u5c42\u51fa\u4e0d\u7a77\uff0c\u4f46\u5f88\u591a\u8fc7\u6e21\u6280\u672f\u90fd\u53ea\u8003\u8651\u4e86\u529f\u80fd\u7684\u5b9e\u73b0\uff0c\u5bf9\u5b89\u5168\u7684\u8003\u8651\u6709\u6240\u6b20\u7f3a\u3002\u540c\u65f6\u5728\u8fc7\u6e21\u671f\u95f4\uff0c\u4e0d\u53ef\u907f\u514d\u5730\u4f1a\u51fa\u73b0\u5404\u79cd\u590d\u6742\u7684\u7f51\u7edc\u7ed3\u6784\uff0c\u65b0\u7684\u5b89\u5168\u9690\u60a3\u4e5f\u96be\u4ee5\u5b8c\u5168\u907f\u514d\u3002<\/p>\n<\/li>\n<li>\n<p><code>ipv6<\/code>\u81ea\u8eab\u534f\u8bae\u7684\u7f3a\u9677<br \/>\n\u8bbe\u8ba1<code>IPv6<\/code>\u7684\u521d\u8877\u5c31\u662f\u521b\u5efa\u4e00\u4e2a\u5168\u65b0\u7684<code>IP<\/code>\u5c42\u534f\u8bae\uff0c\u800c\u4e0d\u662f\u5728<code>IPv4<\/code>\u7684\u57fa\u7840\u4e0a\u4fee\u4fee\u8865\u8865\u3002<br \/>\n<code>IPv6<\/code>\u7684\u4e00\u4e2a\u91cd\u8981\u7279\u5f81\u5c31\u662f\u201c\u5373\u63d2\u5373\u7528\u201d\uff0c\u4f46\u5728\u8ba1\u7b97\u673a\u7f51\u7edc\u9886\u57df\uff0c<strong>\u6613\u7528\u6027\u548c\u5b89\u5168\u6027\u5b58\u5728\u4e00\u5b9a\u7a0b\u5ea6\u7684\u5bf9\u7acb\uff0c\u53ea\u80fd\u5728\u4e24\u8005\u4e4b\u95f4\u5bfb\u627e\u4e00\u4e2a\u53ef\u4ee5\u63a5\u53d7\u7684\u5e73\u8861\u70b9<\/strong>\u3002<br \/>\n\u4ece\u76ee\u524d\u5df2\u77e5\u7684\u60c5\u51b5\u6765\u770b\uff0c\u65e0\u72b6\u6001\u81ea\u52a8\u914d\u7f6e\u3001\u90bb\u5c45\u53d1\u73b0\u534f\u8bae\u7b49\u90fd\u5b58\u5728\u88ab\u6b3a\u8bc8\u6216\u201c\u4e2d\u95f4\u4eba\u201d\u653b\u51fb\u7684\u9690\u60a3\u3002<br \/>\n\u5f53\u7136\uff0c<code>IPv6<\/code>\u4e5f\u5728\u4e0d\u65ad\u5b8c\u5584\uff0c\u8fd9\u4e9b\u56e0\u534f\u8bae\u81ea\u8eab\u7f3a\u9677\u6240\u5bfc\u81f4\u7684\u5b89\u5168\u95ee\u9898\u4e5f\u8d8a\u6765\u8d8a\u53d7\u5230\u91cd\u89c6\u5e76\u52a0\u4ee5\u4fee\u6b63\u3002<\/p>\n<\/li>\n<li>\n<p>\u975e\u6cd5\u8bbf\u95ee<br \/>\n\u975e\u6cd5\u8bbf\u95ee\u5373\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u3002\u5728\u7f51\u7edc\u4e2d\uff0c\u603b\u662f\u4f1a\u5bf9\u8bbf\u95ee\u8005\u7684\u8eab\u4efd\u8fdb\u884c\u786e\u8ba4\u540e\u624d\u5f00\u653e\u76f8\u5e94\u7684\u8bbf\u95ee\u6743\u9650\u3002<br \/>\n\u4e00\u822c\u6765\u8bf4\uff0c\u670d\u52a1\u5668\u4f1a\u8bbe\u7f6e\u81ea\u8eab\u5f00\u653e\u7684\u670d\u52a1\u7aef\u53e3\uff0c\u4ee5\u53ca\u8bbe\u7f6e\u5141\u8bb8\u8bbf\u95ee\u7684\u5ba2\u6237\u7aef<code>IP<\/code>\u8303\u56f4\uff0c\u4ee5\u5c3d\u53ef\u80fd\u8fbe\u5230\u9632\u6b62\u975e\u6cd5\u8bbf\u95ee\u7684\u76ee\u7684\u3002\u8fd9\u4e00\u822c\u90fd\u662f\u4f7f\u7528\u8f6f\u786c\u4ef6\u9632\u706b\u5899\u6765\u5b9e\u73b0\u3002<\/p>\n<\/li>\n<li>\n<p>\u6269\u5c55\u62a5\u5934\u53ef\u80fd\u5e26\u6765\u7684\u5b89\u5168\u95ee\u9898<br \/>\n<code>IPv6<\/code>\u5b9a\u4e49\u4e86\u57fa\u672c\u62a5\u5934\u548c\u591a\u79cd\u7c7b\u578b\u7684\u6269\u5c55\u62a5\u5934\uff0c\u867d\u7136\u8fd9\u63d0\u5347\u4e86\u5904\u7406\u6548\u7387\uff0c\u4f46\u53ef\u80fd\u5b58\u5728\u4e00\u4e9b\u5b89\u5168\u95ee\u9898\u3002<br \/>\n\u6bd4\u5982\u653b\u51fb\u8005\u53ef\u6784\u9020\u591a\u4e2a\u8fde\u7eed\u65e0\u7528\u7684\u8def\u7531\u6269\u5c55\u62a5\u5934\uff0c\u7531\u6b64\u5bfc\u81f4\u9632\u706b\u5899\u7b49\u5b89\u5168\u8bbe\u5907\u96be\u4ee5\u627e\u5230\u6709\u6548\u7684<code>TCP\/UDP<\/code>\u62a5\u5934\uff0c\u751a\u81f3\u4f1a\u5bfc\u81f4\u8d44\u6e90\u8017\u5c3d\u3001\u5185\u5b58\u6ea2\u51fa\u3002<br \/>\n\u6240\u4ee5\u5728\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5efa\u8bae\u5728<code>IPv6<\/code>\u4e2d\u7981\u6b62\u9010\u8df3\u8def\u7531\u62a5\u5934\u3001\u8def\u7531\u62a5\u5934\uff08\u7c7b\u4f3c\u4e8e<code>IPv4<\/code>\u7684\u6e90\u8def\u7531\uff09\u7b49\u6269\u5c55\u62a5\u5934\u3002<\/p>\n<\/li>\n<li>\n<p>\u75c5\u6bd2\u548c\u8815\u866b<br \/>\n\u75c5\u6bd2\u548c\u8815\u866b\u4e5f\u53ef\u4ee5\u5f52\u4e3a\u5e94\u7528\u5c42\u5b89\u5168\u95ee\u9898\uff0c\u5b83\u4e0e\u7f51\u7edc\u5c42\u662f<code>IPv4<\/code>\u8fd8\u662f<code>IPv6<\/code>\u5e76\u65e0\u5173\u7cfb\uff0c\u56e0\u6b64<code>IPv6<\/code>\u4e2d\u4e5f\u5b58\u5728\u8fd9\u4e9b\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u5728<code>IPv6<\/code>\u7f51\u7edc\u4e2d\uff0c\u9664\u4e86\u4e0a\u9762\u63d0\u5230\u7684\u51e0\u70b9\u5916\uff0c\u8fd8\u4f1a\u6709\u5176\u4ed6\u6682\u65f6\u672a\u88ab\u53d1\u73b0\u7684\u5b89\u5168\u95ee\u9898\u3002<br \/>\n\u8fd9\u4e9b\u95ee\u9898\u4f1a\u968f\u7740<code>IPv6<\/code>\u7684\u666e\u53ca\u9010\u6e10\u51f8\u663e\u51fa\u6765\uff0c\u4e5f\u4f1a\u8d8a\u6765\u8d8a\u53d7\u5230\u4eba\u4eec\u7684\u91cd\u89c6\u548c\u9632\u60a3\u3002<\/p>\n<h3>IPv6\u4e3b\u673a\u5b89\u5168<\/h3>\n<p>\u5728\u4fe1\u606f\u65f6\u4ee3\uff0c\u653b\u9677\u670d\u52a1\u5668\u7b49\u4e3b\u673a\u53ef\u4ee5\u83b7\u53d6\u6709\u4ef7\u503c\u7684\u4fe1\u606f\uff0c\u800c\u653b\u51fb\u8def\u7531\u5668\/\u4ea4\u6362\u673a\u7b49\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u5219\u83b7\u53d6\u4e0d\u5230\u4ec0\u4e48\u6709\u4ef7\u503c\u7684\u4fe1\u606f\uff0c\u56e0\u6b64\u653b\u51fb\u8005\u5c06\u6ce8\u610f\u529b\u66f4\u591a\u5730\u96c6\u4e2d\u5230\u6709\u4ef7\u503c\u7684\u4e3b\u673a\u4e0a\u3002<br \/>\n\u5f53\u6784\u5efa\u4e00\u4e2a\u5168\u9762\u7684<code>IPv6<\/code>\u5b89\u5168\u7b56\u7565\u65f6\uff0c\u4e0d\u80fd\u53ea\u8003\u8651\u4f7f\u7528\u4e13\u95e8\u7684\u5b89\u5168\u8bbe\u5907\u6765\u589e\u5f3a\u7f51\u7edc\u5b89\u5168\uff0c<code>IPv6<\/code>\u4e3b\u673a\u7684\u5b89\u5168\u540c\u6837\u4e0d\u5bb9\u5ffd\u89c6\u3002<\/p>\n<p>\u5c31<code>IPv6<\/code>\u4e3b\u673a\u5b89\u5168\u800c\u8a00\uff0c\u4e3b\u8981\u76ee\u6807\u5c31\u662f\u8fdc\u79bb\u7f51\u7edc\u4e2d\u7684\u653b\u51fb\u884c\u4e3a\uff0c\u5bf9\u672c\u673a\u5f00\u653e\u7684\u5e94\u7528\u670d\u52a1\u8fdb\u884c\u8bbf\u95ee\u9650\u5236\u3001\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u7aef\u53e3\u3001\u5bf9\u5b58\u5728\u5b89\u5168\u9690\u60a3\u7684\u5e94\u7528\uff08\u5305\u62ec\u64cd\u4f5c\u7cfb\u7edf\uff09\u53ca\u65f6\u4fee\u590d\u3001\u5bf9\u5165\u7ad9\u7684\u63a5\u6536\u5305\u548c\u51fa\u7ad9\u7684\u53d1\u9001\u5305\u8fdb\u884c\u4e25\u683c\u7684\u9650\u5236\u3001\u5b9a\u671f\u5bf9\u4e3b\u673a\u8fdb\u884c\u75c5\u6bd2\u626b\u63cf\u548c\u67e5\u6740\u7b49\u3002\u64cd\u4f5c\u7cfb\u7edf\u7684\u5b89\u5168\u52a0\u56fa\u80fd\u5927\u5927\u63d0\u5347<code>IPv6<\/code>\u4e3b\u673a\u7684\u5b89\u5168\u3002<\/p>\n<p>\u5728<code>IPv4<\/code>\u5411<code>IPv6<\/code>\u8fc7\u6e21\u9636\u6bb5\uff0c\u4e3b\u673a\u7279\u522b\u662f\u670d\u52a1\u5668\u4f7f\u7528\u53cc\u6808\u7684\u60c5\u51b5\u4f1a\u957f\u671f\u5b58\u5728\uff0c\u6240\u4ee5<code>IPv4<\/code>\u534f\u8bae\u548c<code>IPv6<\/code>\u534f\u8bae\u7684\u5b89\u5168\u9632\u62a4\u540c\u7b49\u91cd\u8981\uff0c\u4e0d\u80fd\u539a\u6b64\u8584\u5f7c\u3002<br \/>\n\u5426\u5219\uff0c\u5373\u4fbf<code>IPv6<\/code>\u5b89\u5168\u505a\u5f97\u76f8\u5f53\u5230\u4f4d\uff0c\u4e00\u65e6<code>IPv4<\/code>\u534f\u8bae\u88ab\u653b\u9677\uff0c<code>IPv6<\/code>\u4e5f\u4f1a\u529f\u4e8f\u4e00\u7bd1\u3002<br \/>\n<code>IPv6<\/code>\u4e3b\u673a\u7684\u5b89\u5168\uff0c\u66f4\u786e\u5207\u5730\u8bf4\uff0c\u662f\u5229\u7528\u64cd\u4f5c\u7cfb\u7edf\u81ea\u8eab\u7684\u4e00\u4e9b\u7cfb\u7edf\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u5bf9<code>IPv6<\/code>\u4e3b\u673a\u8fdb\u884c\u5b89\u5168\u52a0\u56fa\u3002<\/p>\n<h4>IPv6\u4e3b\u673a\u670d\u52a1\u7aef\u53e3\u67e5\u8be2<\/h4>\n<p>\u5bf9<code>IPv6<\/code>\u4e3b\u673a\u7279\u522b\u662f\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u8981\u5224\u65ad\u81ea\u8eab\u662f\u5426\u5b89\u5168\uff0c\u9700\u8981\u5148\u77e5\u9053\u81ea\u8eab\u8fd0\u884c\u4e86\u54ea\u4e9b\u5e94\u7528\u7a0b\u5e8f\uff0c\u8fd9\u4e9b\u5e94\u7528\u7a0b\u5e8f\u5f00\u653e\u4e86\u54ea\u4e9b<code>TCP<\/code>\u6216<code>UDP<\/code>\u7aef\u53e3\uff0c\u4ee5\u53ca\u672c\u673a\u7aef\u53e3\u4e0e\u5176\u4ed6\u4e3b\u673a\u7684\u8fde\u63a5\u60c5\u51b5\u3002<br \/>\n<code>TCP\/IP<\/code>\u5e94\u7528\u9075\u5faa\u5ba2\u6237\u7aef\/\u670d\u52a1\u5668\u6a21\u578b\uff0c\u4f5c\u4e3a\u670d\u52a1\u5668\u7684\u4e3b\u673a\u5728\u7279\u5b9a\u7684<code>TCP<\/code>\u6216<code>UDP<\/code>\u670d\u52a1\u7aef\u53e3\u4e0a\u76d1\u542c\uff0c\u7b49\u5f85\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002<br \/>\n\u901a\u8fc7\u67e5\u8be2\u672c\u673a\u54ea\u4e9b\u7aef\u53e3\u5904\u4e8e\u76d1\u542c\u72b6\u6001\uff0c\u4e5f\u53ef\u4ee5\u8bc6\u522b\u81ea\u8eab\u6b63\u5728\u8fd0\u884c\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<ul>\n<li>\u67e5\u770b<code>linux<\/code>\u4e3b\u673a\u7684\u670d\u52a1\u7aef\u53e3<br \/>\n\u8f83\u65b0\u7248\u7684<code>Linux<\/code>\u5185\u6838\u9ed8\u8ba4\u652f\u6301\u5e76\u5f00\u542f\u4e86<code>IPv6<\/code>\u534f\u8bae\uff0c\u5bf9\u4e8e\u57fa\u4e8e<code>Linux<\/code>\u5185\u6838\u4e14\u652f<code>\u6301IPv<\/code>6\u7684\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf\u6765\u8bf4\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>netstat -an -p -A inet6<\/code>\u67e5\u770b<code>IPv6<\/code>\u5730\u5740\u4e0a\u7684\u76d1\u542c\u7aef\u53e3\u3002<br \/>\n\u4e5f\u53ef\u4ee5\u53ea\u67e5\u770b<code>IPv6<\/code>\u5730\u5740\u4e0a\u7684<code>TCP<\/code>\u76d1\u542c\u7aef\u53e3\uff0c\u547d\u4ee4\u662f<code>netstat -lntp -A inet6<\/code>\u3002<br \/>\n\u8981\u67e5\u770b\u672c\u673a\u5728<code>IPv6<\/code>\u4e0a\u76d1\u542c\u7684<code>UDP<\/code>\u7aef\u53e3\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>netstat -lnup -A inet6<\/code>\u3002<\/li>\n<\/ul>\n<p>\u9700\u8981\u7279\u522b\u6ce8\u610f\u7684\u662f\uff0c<code>CentOS 7.0<\/code>\u4ee5\u4e0a\u7684\u7248\u672c\u5df2\u7ecf\u7528\u547d\u4ee4<code>ss<\/code>\u6765\u66ff\u4ee3<code>netstat<\/code>\u3002\u5982\u679c\u8981\u7ee7\u7eed\u4f7f\u7528<code>netstat<\/code>\u547d\u4ee4\uff0c\u53ef\u4ee5\u5148\u5b89\u88c5<code>net-tools<\/code>\u3002<br \/>\n\u4e00\u4e2a\u66f4\u597d\u7684\u547d\u4ee4\u662f<code>nmap<\/code>\uff0c\u4e0d\u8fc7\u9700\u8981\u4e8b\u5148\u901a\u8fc7<code>yum install nmap<\/code>\u7b49\u65b9\u5f0f\u5b89\u88c5\u540e\u624d\u53ef\u7528\u3002<br \/>\n\u8981\u67e5\u770b\u672c\u673a\u67d0\u4e2a<code>IPv6<\/code>\u5730\u5740\uff0c\u5982\u672c\u5730\u73af\u56de\u63a5\u53e3\u5730\u5740\u4e0a\u76d1\u542c\u7684\u670d\u52a1\u53ca\u7aef\u53e3\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>nmap -6 -sT ::1<\/code>\u3002<br \/>\n\u5982\u679c\u53d1\u73b0\u5f02\u5e38\u7684\u76d1\u542c\u7aef\u53e3\u548c\u670d\u52a1\uff0c\u53ef\u4ee5\u901a\u8fc7<code>ps<\/code>\u547d\u4ee4\u67e5\u627e\u5230\u8fdb\u7a0b\u53f7\uff0c\u518d\u901a\u8fc7<code>kill \u20139<\/code>\u547d\u4ee4\u7ed3\u675f\u8fdb\u7a0b\u3002<\/p>\n<h4>\u5173\u95edIPv6\u4e3b\u673a\u7684\u6570\u636e\u5305\u8f6c\u53d1<\/h4>\n<p>\u670d\u52a1\u5668\u4e0a\u4e00\u822c\u4f1a\u914d\u7f6e\u591a\u4e2a\u7f51\u5361\uff0c\u76ee\u7684\u4e3b\u8981\u67093\u4e2a\uff1a\u7f51\u5361\u5197\u4f59\uff0c\u5373\u5f53\u4e00\u5757\u7f51\u5361\u53d1\u751f\u6545\u969c\u65f6\uff0c\u53ef\u4ee5\u5207\u6362\u5230\u53e6\u4e00\u5757\u7f51\u5361\uff1b<br \/>\n\u8d1f\u8f7d\u5747\u8861\uff0c\u5373\u901a\u8fc7\u67d0\u79cd\u7b97\u6cd5\u5728\u591a\u5757\u7f51\u5361\u4e0a\u540c\u65f6\u4f20\u8f93\u6570\u636e\uff0c\u7c7b\u4f3c\u4e8e\u7f51\u5361\u6346\u7ed1\uff0c\u53ef\u4ee5\u53d8\u76f8\u589e\u52a0\u5e26\u5bbd\uff0c\u4e5f\u6709\u4e00\u5b9a\u7684\u5197\u4f59\u4f5c\u7528\uff0c\u8fd9\u8981\u6c42\u5bf9\u7aef\u7f51\u7edc\u4ea4\u6362\u673a\u5bf9\u5e94\u7684\u7aef\u53e3\u4e5f\u8981\u8fdb\u884c\u76f8\u5e94\u7684\u6346\u7ed1\u914d\u7f6e\uff1b<br \/>\n\u4e1a\u52a1\u4e0e\u7ba1\u7406\u5206\u79bb\uff0c\u5373\u7ba1\u7406\u4f7f\u7528\u7684\u7f51\u5361\u4e0e\u6b63\u5e38\u4e1a\u52a1\u901a\u4fe1\u4f7f\u7528\u7684\u7f51\u5361\u5206\u79bb\u5f00\u6765\u3002<\/p>\n<p>\u5f53\u4e3b\u673a\u62e5\u6709\u591a\u4e2a\u7f51\u5361\u65f6\uff0c\u4e5f\u5c31\u62e5\u6709\u4e86\u591a\u4e2a\u7f51\u7edc\u63a5\u53e3\uff0c\u5f88\u591a\u64cd\u4f5c\u7cfb\u7edf\u9ed8\u8ba4\u5141\u8bb8\u5728\u591a\u4e2a\u7f51\u7edc\u63a5\u53e3\u4e0a\u8f6c\u53d1\u6570\u636e\uff0c\u53d8\u76f8\u5730\u628a\u4e3b\u673a\u5f53\u4f5c\u7f51\u5173\u3002<br \/>\n\u4e0d\u8fc7\u8fd9\u6837\u4e0d\u4ec5\u4f1a\u6d88\u8017\u4e3b\u673a\u8d44\u6e90\uff0c\u4ece\u5b89\u5168\u89d2\u5ea6\u6765\u8bf4\u4e5f\u5b58\u5728\u7740\u9690\u60a3\uff0c\u5373\u5f53<code>IPv6<\/code>\u4e3b\u673a\u88ab\u653b\u9677\u65f6\uff0c\u4e00\u4e9b\u975e\u6cd5\u6d41\u91cf\u5c31\u4f1a\u88ab\u5f53\u4f5c\u6b63\u5e38\u6d41\u91cf\u8f6c\u53d1\u5230\u53e6\u4e00\u4e2a\u63a5\u53e3\u6240\u5728\u7684\u7f51\u7edc\u4e2d\u3002<br \/>\n\u5728\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u63a8\u8350\u4f7f\u7528\u8f6c\u53d1\u6027\u80fd\u548c\u5b89\u5168\u670d\u52a1\u6027\u80fd\u66f4\u597d\u7684\u4e13\u4e1a\u8def\u7531\u5668\u6216\u9632\u706b\u5899\uff0c\u800c\u4e0d\u662f\u666e\u901a\u4e3b\u673a\u6765\u5145\u5f53\u7f51\u5173\u3002<\/p>\n<ul>\n<li>\n<p>\u5728<code>linux<\/code>\u4e3b\u673a\u4e0a\u7981\u6b62<code>ipv6<\/code>\u8f6c\u53d1<br \/>\n\u5bf9\u4e8e<code>CentOS<\/code>\u53d1\u884c\u7248\u7684<code>Linux<\/code>\u7cfb\u7edf\uff0c\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4<code>sysctl -a | grep forward<\/code>\u6765\u67e5\u770b\u672c\u673a\u662f\u5426\u542f\u7528\u4e86IPv6\u8f6c\u53d1\u529f\u80fd\u3002<br \/>\n\u5982\u679c<code>net.ipv6.conf.all.forwarding=0<\/code>\uff0c\u5219\u8868\u793a\u5df2\u7ecf\u7981\u6b62\u4e86<code>IPv6<\/code>\u8f6c\u53d1\uff0c\u5426\u5219\u53ef\u4ee5\u901a\u8fc7\u4e0b\u8ff0\u591a\u79cd\u529e\u6cd5\u7981\u7528<code>IPv6<\/code>\u8f6c\u53d1\u3002<\/p>\n<ul>\n<li>\u4fee\u6539\u5e76\u786e\u4fdd\u63a5\u53e3\u76f8\u5173\u7684\u914d\u7f6e\u6587\u4ef6<code>\/etc\/sysconfig\/network-scripts\/ifcfg-eth0<\/code>\u4e2d\u6709\u4e00\u9879<code>IPV6FORWARDING=no<\/code>\u3002<\/li>\n<li>\u4fee\u6539\u5e76\u786e\u4fdd\u6587\u4ef6<code>\/proc\/sys\/net\/ipv6\/conf\/all\/forwarding<\/code>\u7684\u5185\u5bb9\u4e3a0\u3002<\/li>\n<li>\u4fee\u6539\u5e76\u786e\u4fdd\u6587\u4ef6<code>\/etc\/sysctl.conf<\/code>\u4e2d\u6709\u4e00\u9879<code>net.ipv6.conf.all.forwarding=0<\/code>\uff0c\u518d\u6267\u884c\u547d\u4ee4<code>sysctl -p<\/code>\uff0c\u5e94\u7528<code>\/etc\/sysctl.conf<\/code>\u4e2d\u7684\u7b56\u7565\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>\u4e3b\u673aicmpv6\u5b89\u5168\u7b56\u7565<\/h4>\n<p>\u5728<code>IPv4<\/code>\u73af\u5883\u4e0b\uff0c\u56e0\u4e3a<code>ICMPv4<\/code>\u901a\u5e38\u7528\u6765\u8fdb\u884c\u7f51\u7edc\u8fde\u901a\u6027\u7684\u8bca\u65ad\uff0c\u6240\u4ee5\u5bf9\u4e3b\u673a\u7279\u522b\u662f\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u5373\u4fbf\u5c06\u6240\u6709\u7684<code>ICMPv4<\/code>\u62a5\u6587\u90fd\u7981\u6b62\u6389\uff0c\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u4e3b\u673a\u7f51\u7edc\u7684\u8fde\u901a\u6027\uff0c\u670d\u52a1\u5668\u4e5f\u53ef\u4ee5\u88ab\u6b63\u5e38\u8bbf\u95ee\u3002<br \/>\n\u4f46\u5728<code>IPv6<\/code>\u73af\u5883\u4e0b\uff0c<code>ICMPv6<\/code>\u62a5\u6587\u4e0d\u4ec5\u4ec5\u7528\u4e8e\u7f51\u7edc\u8fde\u901a\u6027\u7684\u6d4b\u8bd5\u548c\u8bca\u65ad\uff0c<code>NDP\u3001DAD<\/code>\u7b49\u534f\u8bae\u90fd\u4f9d\u8d56\u4e8e<code>ICMPv6<\/code>\u62a5\u6587\u3002<br \/>\n\u56e0\u6b64\uff0c\u5728\u8fc7\u6ee4<code>IPv6<\/code>\u4e3b\u673a\u7684<code>ICMPv6<\/code>\u62a5\u6587\u65f6\u4e00\u5b9a\u8981\u8c28\u614e\uff0c\u8981\u786e\u4fdd\u5bf9\u62a5\u6587\u7684\u64cd\u4f5c\uff08\u5982\u7981\u6b62\u3001\u653e\u884c\u7b49\uff09\u51c6\u786e\u65e0\u8bef\uff0c\u5426\u5219\u5c31\u53ef\u80fd\u9020\u6210\u9884\u671f\u4e4b\u5916\u7684\u7ed3\u679c\u3002<\/p>\n<p>\u4e00\u822c\u5728\u5bf9\u4e3b\u673a\u6267\u884c<code>ICMPv6<\/code>\u5b89\u5168\u7b56\u7565\u65f6\uff0c\u5bf9\u4e8e<code>NDP<\/code>\u7528\u5230\u7684\u7c7b\u578b134\u7684<code>NS<\/code>\u3001\u7c7b\u578b135\u7684<code>NA<\/code>\u3001\u7c7b\u578b133\u7684<code>RS<\/code>\u3001\u7c7b\u578b134\u7684<code>RA<\/code>\u62a5\u6587\uff0c\u90fd\u5e94\u8be5\u653e\u884c\uff1b<br \/>\n\u7528\u4e8e\u7f51\u7edc\u8fde\u901a\u6027\u6d4b\u8bd5\u7684\u7c7b\u578b128\u56de\u58f0\u8bf7\u6c42\u62a5\u6587\u548c\u7c7b\u578b129\u7684\u56de\u58f0\u5e94\u7b54\u62a5\u6587\u4e00\u822c\u4e5f\u5e94\u8be5\u653e\u884c\uff1b<br \/>\n\u7ec4\u64ad\u4fa6\u542c\u53d1\u73b0\uff08<code>MLD<\/code>\uff09\u7528\u5230\u7684\u7c7b\u578b130\u3001132\u548c143\u62a5\u6587\u7c7b\u578b\u9700\u89c6\u60c5\u51b5\u800c\u5b9a\uff1b<br \/>\n\u7c7b\u578b\u662f1\u30012\u30013\u30014\u7684<code>ICMPv6<\/code>\u6d88\u606f\u62a5\u6587\u7b49\u4e5f\u5e94\u8be5\u653e\u884c\u3002<br \/>\n\u9664\u4e86\u4e0a\u8ff0\u62a5\u6587\uff0c\u5176\u4ed6\u7684<code>ICMPv6<\/code>\u62a5\u6587\u90fd\u53ef\u4ee5\u7981\u6b62\u3002<br \/>\n\u4e3b\u673a<code>ICMPv6<\/code>\u7684\u5b89\u5168\u7b56\u7565\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720879066149.png\" alt=\"file\" \/><\/p>\n<h4>\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u96a7\u9053<\/h4>\n<p>\u5f53\u4e3b\u673a\u5904\u4e8e\u7eaf<code>IPv4<\/code>\u73af\u5883\u800c\u53c8\u60f3\u63a5\u5165<code>IPv6<\/code>\u7f51\u7edc\u65f6\uff0c\u9700\u8981\u521b\u5efa\u4e00\u4e9b\u96a7\u9053\u624d\u80fd\u5b9e\u73b0\u3002<br \/>\n\u5c31\u4e3b\u673a\u81ea\u8eab\u800c\u8a00\uff0c\u53ef\u4ee5\u521b\u5efa\u7684\u96a7\u9053\u5305\u62ec<code>ISATAP<\/code>\u96a7\u9053\u3001<code>Teredo<\/code>\u96a7\u9053\u3001<code>6to4<\/code>\u4e2d\u7ee7\u96a7\u9053\u7b49\u3002<br \/>\n\u5f53\u5904\u4e8e\u53cc\u6808\u73af\u5883\u65f6\uff0c\u8fd9\u4e9b\u96a7\u9053\u5c31\u4f1a\u6210\u4e3a\u901a\u4fe1\u969c\u788d\uff0c\u751a\u81f3\u4f1a\u6210\u4e3a\u6f5c\u5728\u7684\u53ef\u88ab\u5229\u7528\u7684\u540e\u95e8\u6f0f\u6d1e\u3002<br \/>\n\u6240\u4ee5\uff0c\u5728\u786e\u8ba4\u4e0d\u9700\u8981\u96a7\u9053\u65f6\uff0c\u6709\u5fc5\u8981\u5c06\u7cfb\u7edf\u81ea\u8eab\u80fd\u81ea\u52a8\u751f\u6210\u7684\u4e00\u4e9b\u96a7\u9053\u5f7b\u5e95\u5173\u95ed\u5e76\u7981\u7528\u3002<\/p>\n<ul>\n<li>\u5728<code>linux<\/code>\u4e0a\u7981\u7528\u96a7\u9053<br \/>\n\u8fd9\u91cc\u4e3b\u8981\u4ecb\u7ecd\u5982\u4f55\u5728<code>RedHat<\/code>\u53d1\u884c\u7248\u7684<code>Linux<\/code>\u7cfb\u7edf\uff08\u4e5f\u5305\u62ec<code>CentOS<\/code>\u7b49\uff09\u4e0a\u7981\u7528\u5404\u79cd\u96a7\u9053\u3002<br \/>\n\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>ip tunnel show<\/code>\u67e5\u770b<code>Linux<\/code>\u4e3b\u673a\u4e0a\u7684\u6240\u6709\u96a7\u9053\u3002<br \/>\n\u663e\u793a\u7684\u96a7\u9053\u63a5\u53e3\u7c7b\u578b\u4e3b\u8981\u5206<code>sit\u3001gre\u3001tun\u3001ipip<\/code>\u7b49\u3002<br \/>\n<code>sit<\/code>\u4ee3\u8868\u662f\u7684\u662f<code>6in4<\/code>\u96a7\u9053\uff0c<code>gre<\/code>\u4ee3\u8868gre\u96a7\u9053\uff0c<code>ipip<\/code>\u548c<code>tun<\/code>\u90fd\u662f<code>IPinIP<\/code>\u7684\u96a7\u9053\u3002<br \/>\n\u53ef\u4ee5\u518d\u4f7f\u7528<code>ip link show<\/code>\u548c<code>ip addr show<\/code>\u547d\u4ee4\u5206\u522b\u67e5\u770b\u4e3b\u673a\u4e0a\u7684\u6240\u6709\u63a5\u53e3\u548c\u63a5\u53e3\u4e0a\u7684\u5730\u5740\uff0c\u540c\u6837\u53ef\u518d\u4f7f\u7528<code>ip -6 route<\/code>\u547d\u4ee4\u68c0\u67e5\u662f\u5426\u6709\u76f8\u5173\u96a7\u9053\u7684\u8def\u7531\u3002<\/li>\n<\/ul>\n<p>\u5728<code>Linux<\/code>\u4e0a\u5173\u95ed\u96a7\u9053\uff0c\u4e00\u822c\u5206\u4e09\u6b65\uff1a\u5220\u9664\u4e0e\u96a7\u9053\u76f8\u5173\u7684\u8def\u7531\uff1b\u518d\u5220\u9664\u96a7\u9053\u4e0a\u7684\u5730\u5740\uff1b\u6700\u540e\u5220\u9664\u96a7\u9053\u63a5\u53e3\u672c\u8eab\u3002<\/p>\n<ul>\n<li>\u5220\u9664\u96a7\u9053\u63a5\u53e3\u5730\u5740\u5bf9\u5e94\u7684\u9ed8\u8ba4\u7f51\u5173\uff08\u4f7f\u7528\u547d\u4ee4<code>ip route delete default via ipv6- address<\/code>\uff09\u3002<\/li>\n<li>\u5220\u9664\u96a7\u9053\u63a5\u53e3\u5730\u5740\uff08\u4f7f\u7528\u547d\u4ee4<code>ip address del ipv6-address del<\/code>\u96a7\u9053\u63a5\u53e3\uff09\u3002<\/li>\n<li>\u5220\u9664\u96a7\u9053\u63a5\u53e3\uff08\u4f7f\u7528\u547d\u4ee4<code>ip tunnel del<\/code>\u96a7\u9053\u63a5\u53e3\uff09\u3002<\/li>\n<\/ul>\n<h4>\u4e3b\u673a\u8bbe\u7f6e\u9632\u706b\u5899<\/h4>\n<p>\u5bf9\u4e8e\u4e00\u4e9b\u4e13\u4e1a\u7684\u6709\u72b6\u6001\u9632\u706b\u5899\u8bbe\u5907\u6765\u8bf4\uff0c\u4e00\u822c\u4f1a\u5728\u5165\u7ad9\u65b9\u5411\u548c\u51fa\u7ad9\u65b9\u5411\u8bbe\u7f6e\u6570\u636e\u5305\u8bbf\u95ee\u548c\u8f6c\u53d1\u7b56\u7565\uff0c\u4e14\u5927\u591a\u6570\u7b56\u7565\u662f\u767d\u540d\u5355\u6a21\u5f0f\uff0c\u5373\u5148\u662f\u9ed8\u8ba4\u62d2\u7edd\u6240\u6709\uff0c<\/p>\n<p>\u7136\u540e\u518d\u6709\u6761\u4ef6\u5730\u5f00\u542f\u5141\u8bb8\u7684\u7a0b\u5e8f\u6216\u534f\u8bae\u7aef\u53e3\u3002\u4e00\u822c\u7684\u8fde\u63a5\uff08\u5982<code>TCP<\/code>\u8fde\u63a5\uff09\u9700\u8981\u5728\u4e0d\u540c\u65b9\u5411\u4e0a\u8fdb\u884c\u591a\u6b21\u901a\u4fe1\u624d\u80fd\u5b8c\u6210\u3002<br \/>\n\u5bf9\u4e8e\u6709\u72b6\u6001\u9632\u706b\u5899\u6765\u8bf4\uff0c\u53ea\u9700\u8981\u5173\u5fc3\u9996\u6b21\u7684\u4e3b\u52a8\u8fde\u63a5\uff0c\u540e\u7eed\u8fde\u63a5\u4f1a\u88ab\u9632\u706b\u5899\u81ea\u52a8\u8bb0\u5f55\uff0c\u5728\u53cd\u65b9\u5411\u81ea\u52a8\u653e\u884c\u3002<br \/>\n\u82e5\u4e0d\u662f\u6709\u72b6\u6001\u9632\u706b\u5899\uff0c\u5c31\u5fc5\u987b\u5728\u6bcf\u4e2a\u65b9\u5411\u8bbe\u7f6e\u597d\u8bbf\u95ee\u7b56\u7565\u3002\u8fd9\u4e0d\u5bb9\u6613\u8bbe\u7f6e\uff0c\u4e5f\u5bb9\u6613\u51fa\u9519\u3002<\/p>\n<ul>\n<li><code>linux<\/code>\u9632\u706b\u5899\u7684\u8bbe\u7f6e<br \/>\n\u5728<code>Linux<\/code>\u7cfb\u7edf\u4e2d\uff0c\u9632\u706b\u5899\u529f\u80fd\u4e3b\u8981\u7531<code>iptables<\/code>\u548c<code>ip6tables<\/code>\u670d\u52a1\u6765\u63d0\u4f9b\uff0c\u524d\u8005\u9488\u5bf9\u7684\u662f<code>IPv4<\/code>\uff0c\u540e\u8005\u9488\u5bf9\u7684\u662f<code>IPv6<\/code>\uff0c\u4f46\u4e24\u8005\u7684\u5e95\u5c42\u4ecd\u7136\u662f\u7cfb\u7edf\u5185\u6838\u7684<code>Netfilter<\/code>\u6a21\u5757\u3002<\/li>\n<\/ul>\n<p>\u81ea<code>CentOS 7.0<\/code>\u7248\u672c\u8d77\uff0c\u7cfb\u7edf\u9ed8\u8ba4\u7528<code>firewalld<\/code>\u670d\u52a1\u66ff\u4ee3\u4e86<code>iptables\/ip6tables<\/code>\u3002<br \/>\n\u5982\u4f55\u5728<code>CentOS 7.3<\/code>\u4e0a\u5229\u7528<code>firewalld<\/code>\u5bf9\u5916\u6765\u8fde\u63a5\u8fdb\u884c\u8bbf\u95ee\u63a7\u5236\u3002<br \/>\n\u9996\u5148\u8981\u786e\u4fdd<code>CentOS7.3<\/code>\u4e0a\u7684<code>firewalld<\/code>\u670d\u52a1\u8fdb\u7a0b\u5904\u4e8e\u8fd0\u884c\u72b6\u6001\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u786e\u5b9a\uff1a<\/p>\n<pre><code class=\"language-bash\">systemctl status firewalld    \u67e5\u770bfirewalld\u662f\u5426\u8fd0\u884c\uff0c\u662f\u5426\u4e3a\u5f00\u673a\u81ea\u542f\u52a8\nsystemctl start firewalld     \u5f00\u542ffirewalld\u670d\u52a1\nsystemctl enable firewalld    \u8bbe\u7f6e\u5f00\u673a\u81ea\u542f\u52a8<\/code><\/pre>\n<p>\u7136\u540e\u5c31\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4<code>firewall-cmd<\/code>\u6765\u8bbe\u7f6e\u8bbf\u95ee\u63a7\u5236\u7b56\u7565\u4e86\u3002<br \/>\n\u5982\u679c\u53ea\u662f\u5f00\u653e\u670d\u52a1\u7aef\u53e3\uff0c\u9700\u8981\u4f7f\u7528\u9009\u9879<code>add-service<\/code>\u6765\u5f00\u653e\u670d\u52a1\u6216\u8005\u4f7f\u7528\u9009\u9879<code>add-port<\/code>\u6765\u5f00\u653e\u7aef\u53e3\u3002<br \/>\n\u5982\u679c\u9700\u8981\u5bf9\u8bbf\u95ee\u7684\u6e90\u5730\u5740\u8fdb\u884c\u63a7\u5236\uff0c\u9700\u8981\u4f7f\u7528\u9009\u9879<code>add-rich-rule<\/code>\u6765\u5b9e\u73b0\u3002<\/p>\n<ul>\n<li>\u5b9e\u9a8c\uff1a<code>centos<\/code>\u9632\u706b\u5899\u7b56\u7565\u8bbe\u7f6e<br \/>\n\u672c\u5b9e\u9a8c\u5c06\u7528\u4ea4\u6362\u673a\u6a21\u62df\u5ba2\u6237\u7aef\uff0c\u8bd5\u56fe\u901a\u8fc7<code>IPv6<\/code>\u534f\u8bae\u6808\u8fdc\u7a0b<code>SSH<\/code>\u767b\u5f55<code>CentOS Linux<\/code>\u4e3b\u673a\uff0c\u518d\u901a\u8fc7\u8bbe\u7f6e\u9632\u706b\u5899\u6765\u9650\u5236\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u767b\u5f55\u8bbf\u95ee\uff0c\u4ece\u800c\u5bf9\u5982\u4f55\u5728<code>CentOS<\/code>\u4e0a\u8bbe\u7f6e\u9632\u706b\u5899\u89c4\u5219\u6709\u4e00\u4e2a\u521d\u6b65\u4e86\u89e3\u3002<\/li>\n<\/ul>\n<p>1.\u5bf9\u4ea4\u6362\u673a\u8fdb\u884c\u5982\u4e0b\u914d\u7f6e<\/p>\n<pre><code class=\"language-bash\">Switch#config terminal\nSwitch(config)#ipv6 unicast-routing\nSwitch(config)#default interface vlan 1\nInterface Vlan1 set to default configuration\nSwitch(config)#interface vlan 1\nSwitch(config-if)#ipv6 enable\nSwitch(config-if)#ipv6 address 2018::1\/64\nSwitch(config-if)#ipv6 address 2019::1\/64  \u8bbe\u7f6e\u4e24\u4e2aIPv6\u5730\u5740\uff0c\u4fbf\u4e8e\u5bf9\u6bcf\u4e2a\u5730\u5740\u505a\u8bbf\u95ee\u63a7\u5236\nSwitch(config-if)#no shutdown<\/code><\/pre>\n<p>2.\u6253\u5f00<code>linux<\/code>\u4e3b\u673a\uff0c\u4f7f\u7528\u7528\u6237\u540d<code>root<\/code>\u548c\u5bc6\u7801<code>eve@123<\/code>\u767b\u5f55\u7cfb\u7edf\u3002\u9996\u5148\u786e\u4fdd<code>Linux<\/code>\u4e3b\u673a\u80fd\u83b7\u53d6\u5230\u4e24\u4e2a<code>IPv6<\/code>\u5730\u5740\uff0c\u4e14<code>firewalld<\/code>\u670d\u52a1\u5904\u4e8e\u6b63\u5e38\u8fd0\u884c\u72b6\u6001\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002<br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720925327035.png\" alt=\"file\" \/><br \/>\n\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c\u5df2\u7ecf\u83b7\u53d6\u5230\u4e24\u4e2a<code>ipv6<\/code>\u5730\u5740\uff0c\u800c\u4e14<code>firewalld<\/code>\u4e3a\u5f00\u673a\u81ea\u542f\u52a8\uff0c\u4e14\u5f53\u524d\u5904\u4e8e\u8fd0\u884c\u72b6\u6001<\/p>\n<p>3.\u67e5\u770b<code>Linux<\/code>\u7684<code>SSH<\/code>\u670d\u52a1\u662f\u5426\u5728<code>IPv6<\/code>\u5730\u5740\u4e0a\u5f00\u59cb\u76d1\u542c\uff0c\u518d\u786e\u4fdd\u9632\u706b\u5899\u7b56\u7565\u653e\u884c\u4e86<code>SSH<\/code>\u670d\u52a1\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002<br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720925553196.png\" alt=\"file\" \/><br \/>\n\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c<code>SSH<\/code>\u670d\u52a1\uff08\u7aef\u53e3\u53f722\uff09\u5df2\u7ecf\u5728\u672c\u673a\u6240\u6709<code>IPv6<\/code>\u5730\u5740\u4e0a\u5f00\u59cb\u76d1\u542c\uff0c\u4e14\u9632\u706b\u5899\u5df2\u7ecf\u653e\u884c\u3002<br \/>\n\u5982\u679c<code>SSH<\/code>\u670d\u52a1\u6ca1\u5728\u9632\u706b\u5899\u4e0a\u653e\u884c\uff0c\u53ef\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code class=\"language-bash\">firewall-cmd --permanent --add-service=ssh\nfirewall-cmd --reload<\/code><\/pre>\n<p>4.\u5728\u4ea4\u6362\u673a\u4e0a\u8fdc\u7a0b\u767b\u5f55<code>linux<\/code>\u4e3b\u673a\uff0c\u7ed3\u679c\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">Switch#ssh -l root 2018::f604:cba7:50a8:ebe\nPassword:\nLast login: Sun Feb 21 14:05:27 2016 from 2019::1\nSwitch#ssh -l root 2019::f5a:42b8:53a:843\nPassword:\nLast login: Sun Feb 21 14:03:56 2016 from 2018::1<\/code><\/pre>\n<p>\u4ece\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c\u4ea4\u6362\u673a\u53ef\u5229\u7528<code>Linux<\/code>\u4e3b\u673a\u7684\u4e24\u4e2a<code>IPv6<\/code>\u5730\u5740\u8fdb\u884c\u8fdc\u7a0b\u767b\u5f55\u3002<\/p>\n<p>5.\u5728<code>Linux<\/code>\u4e3b\u673a\u4e0a\u8fdb\u884c\u5b89\u5168\u8bbe\u7f6e\uff0c\u5373\u53ea\u5141\u8bb8\u4f7f\u7528<code>2019::\/64<\/code>\u8fdc\u7a0b<code>SSH<\/code>\u767b\u5f55\uff0c\u7981\u6b62\u4f7f\u7528<code>2018::\/64<\/code>\u8fdc\u7a0b<code>SSH<\/code>\u767b\u5f55\u3002\u914d\u7f6e\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">firewall-cmd --permanent --add-rich-rule=&#039;rule family=ipv6 source address=2018::\/64 service name=ssh drop&#039;\nfirewall-cmd --permanent --add-rich-rule=&#039;rule family=ipv6 source address=2019::\/64 service name=ssh accept&#039;\nfirewall-cmd --reload<\/code><\/pre>\n<p>\u5982\u679c\u8981\u9488\u5bf9\u6e90\u5730\u5740\u8fdb\u884c\u7ec6\u7c92\u5ea6\u7684\u7b56\u7565\u63a7\u5236\uff0c\u5fc5\u987b\u901a\u8fc7\u6dfb\u52a0<code>rich-rule<\/code>\u6765\u5b9e\u73b0\u3002<br \/>\n\u5728<code>Linux<\/code>\u7cfb\u7edf\u4e2d\uff0c<code>rich-rule<\/code>\u7684\u4f18\u5148\u7ea7\u6bd4<code>service<\/code>\u9ad8\u3002<\/p>\n<p>\u4e0a\u8ff0\u7b2c\u4e00\u6761\u547d\u4ee4\u7684\u542b\u4e49\u5c31\u662f\uff0c\u6dfb\u52a0\u89c4\u5219\uff0c\u5730\u5740\u7c7b\u578b\u662f<code>IPv6<\/code>\uff0c\u6e90\u5730\u5740<code>2018::\/64<\/code>\uff0c\u670d\u52a1\u540d\u79f0\u662f<code>ssh<\/code>\uff0c\u91c7\u53d6\u7684\u64cd\u4f5c\u662f\u76f4\u63a5\u4e22\u5f03\u3002<br \/>\n\u6700\u540e\u4e00\u6761\u547d\u4ee4\u662f\u4f7f\u7b56\u7565\u7acb\u9a6c\u751f\u6548\u3002<br \/>\n\u6700\u540e\u518d\u5728\u4ea4\u6362\u673a\u4e0a\u8fdc\u7a0b<code>SSH<\/code>\u767b\u5f55<code>Linux<\/code>\u4e3b\u673a\uff0c\u5f88\u660e\u663e<code>2018::\/64<\/code>\u524d\u7f00\u7684\u5730\u5740\u4e0d\u518d\u80fd\u901a\u8fc7<code>SSH<\/code>\u767b\u5f55\u4e86\u3002<\/p>\n<h3>IPv6\u5c40\u57df\u7f51\u5b89\u5168<\/h3>\n<p>\u5728<code>IPv4<\/code>\u5c40\u57df\u7f51\u4e2d\uff0c\u7ecf\u5e38\u9762\u4e34\u4e00\u4e9b\u7f51\u7edc\u5b89\u5168\u65b9\u9762\u7684\u95ee\u9898\uff0c\u6bd4\u5982\uff0c\u5e7f\u64ad\u98ce\u66b4\u3001\u53d1\u9001\u4f2a\u9020\u7684<code>ARP<\/code>\u62a5\u6587\u4ee5\u5192\u5145\u7f51\u5173\u6216\u90bb\u5c45\u3001\u79c1\u8bbe<code>DHCP<\/code>\u670d\u52a1\u5668\u3001\u9488\u5bf9<code>DHCP<\/code>\u670d\u52a1\u5668\u7684\u5730\u5740\u6c60\u8017\u5c3d\u53ca<code>DoS<\/code>\u653b\u51fb\u7b49\u3002<\/p>\n<p>\u5728<code>IPv6<\/code>\u4e2d\uff0c\u867d\u7136\u534f\u8bae\u81ea\u8eab\u7684\u8bbe\u8ba1\u5c5e\u6027\u80fd\u51cf\u5c11\u4e00\u4e9b\u5b89\u5168\u95ee\u9898\uff0c\u4f46\u5e76\u4e0d\u80fd\u5b8c\u5168\u907f\u514d\u3002<code>IPv6<\/code>\u5c40\u57df\u7f51\u7684\u5b89\u5168\u95ee\u9898\u4ecd\u4e0d\u5bb9\u5ffd\u89c6\u3002<\/p>\n<h4>\u7ec4\u64ad\u95ee\u9898<\/h4>\n<p><code>IPv6<\/code>\u4f7f\u7528\u7ec4\u64ad\u66ff\u4ee3\u4e86<code>IPv4<\/code>\u4e2d\u7684\u5e7f\u64ad\u3002<br \/>\n\u540c\u5e7f\u64ad\u4e00\u6837\uff0c\u7ec4\u64ad\u4e5f\u662f\u4e00\u5bf9\u591a\u7684\u901a\u4fe1\uff0c\u540c\u6837\u5b58\u5728\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<p>\u4ece\u4e8c\u5c42\u4ea4\u6362\u673a\u8f6c\u53d1\u5c42\u9762\u4e0a\u6765\u770b\uff0c\u5982\u679c\u4ece\u7269\u7406\u63a5\u53e3\u63a5\u6536\u5230\u7684\u62a5\u6587\u7684\u76ee\u7684<code>MAC<\/code>\u5730\u5740\u662f<code>FF-FF-FF-FF-FF-FF<\/code>\u6216\u8005\u662f\u672a\u77e5\u7684\uff0c\u90a3\u4e48\u4ea4\u6362\u673a\u4f1a\u8fdb\u884c\u5e7f\u64ad\u5904\u7406\uff0c\u5411\u5176\u4ed6\u63a5\u53e3\u8f6c\u53d1\u6b64\u62a5\u6587\u3002<br \/>\n\u4ece\u8fd9\u4e2a\u610f\u4e49\u4e0a\u6765\u8bf4\uff0c<code>IPv6<\/code>\u4ecd\u7136\u5b58\u5728\u5e7f\u64ad\u98ce\u66b4\u7684\u53ef\u80fd\u3002<\/p>\n<p>\u9488\u5bf9\u8fd9\u4e00\u60c5\u51b5\uff0c\u4e8c\u5c42\u4ea4\u6362\u673a\u5c31\u9700\u8981\u542f\u7528<code>IGMP Snooping<\/code>\u6216\u7ec4\u64ad\u4fa6\u542c\u53d1\u73b0\uff08<code>Multicast Listener Discovery\uff0cMLD<\/code>\uff09\u3002<br \/>\n\u524d\u8005\u7528\u4e8e<code>IPv4<\/code>\u73af\u5883\uff0c\u540e\u8005\u7528\u4e8e<code>IPv6<\/code>\u73af\u5883\uff0c\u4e3b\u8981\u4f5c\u7528\u5c31\u662f\u901a\u8fc7\u4fa6\u542c\u5c40\u57df\u7f51\u4e2d\u7684\u7ec4\u64ad\u63a5\u6536\u65b9\uff0c\u5c06\u5bf9\u5e94\u7684MAC\u5730\u5740\u5199\u5165\u7aef\u53e3\u8f6c\u53d1\u8868\u4e2d\uff0c\u907f\u514d\u5c06\u7ec4\u64ad\u62a5\u6587\u8f6c\u53d1\u5230\u4e0d\u5e94\u63a5\u6536\u6b64\u7ec4\u64ad\u62a5\u6587\u7684\u7aef\u53e3\uff0c\u4ece\u800c\u964d\u4f4e\u7f51\u7edc\u98ce\u66b4\u53d1\u751f\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<p>\u4f46\u5373\u4fbf\u4e8c\u5c42\u4ea4\u6362\u673a\u652f\u6301\u5e76\u5f00\u542f\u4e86<code>MLD<\/code>\uff0c\u7531\u4e8e<code>IPv6<\/code>\u7ec4\u64ad\u62a5\u6587\u7684\u76ee\u7684<code>MAC<\/code>\u5730\u5740\u662f\u524d16\u4f4d\u4e3a\u56fa\u5b9a\u76843333\u518d\u52a0\u4e0a\u7ec4\u64ad\u5730\u5740\u7684\u4f4e32\u4f4d\uff0c\u6240\u4ee5\u7406\u8bba\u4e0a\u6765\u8bf4\u6bcf2\u768432\u6b21\u65b9\u4e2a\u7ec4\u64ad\u5730\u5740\u5c31\u4f1a\u53d1\u751f\u4e00\u6b21<code>MAC<\/code>\u5730\u5740\u51b2\u7a81\u3002<br \/>\n\u5f53\u7136\uff0c\u8fd9\u4e2a\u51b2\u7a81\u7684\u53ef\u80fd\u6027\u6bd5\u7adf\u5f88\u5c0f\uff0c\u5b9e\u9645\u5e94\u7528\u4e2d\u53ef\u4ee5\u5ffd\u7565\u3002<\/p>\n<p><code>IPv6<\/code>\u4e2d\u5b58\u5728\u5927\u91cf\u7684\u7ec4\u64ad\u5e94\u7528\uff0c\u7279\u522b\u662f<code>NDP<\/code>\u6d89\u53ca\u7684\u7c7b\u578b\u4e3a133\u3001134\u3001135\u3001136\u3001137\u7684\u51e0\u79cd<code>ICMPv6<\/code>\u62a5\u6587\uff0c\u5927\u591a\u91c7\u7528\u7ec4\u64ad\u5730\u5740\u4f5c\u4e3a\u76ee\u7684\u5730\u5740\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<p>\u53e6\u5916<code>DHCPv6<\/code>\u670d\u52a1\u5668\u53ca\u4e2d\u7ee7\u7684\u53d1\u73b0\u4f7f\u7528\u7684\u4e5f\u662f\u7ec4\u64ad\u5730\u5740\uff0c\u4ee5\u53ca\u6267\u884c<code>DAD<\/code>\u65f6\u4f7f\u7528\u7684\u88ab\u8bf7\u6c42\u8282\u70b9\u7ec4\u64ad\u5730\u5740\u7b49\u3002<\/p>\n<p>\u6b63\u56e0\u4e3a<code>IPv6<\/code>\u6781\u5ea6\u4f9d\u8d56\u7ec4\u64ad\uff0c\u6240\u4ee5\u653b\u51fb\u8005\u5982\u679c\u5c06\u6d41\u91cf\u53d1\u9001\u5230\u7ec4\u64ad\u5730\u5740\u5c31\u4f1a\u5f15\u53d1\u95ee\u9898\u3002<br \/>\n\u901a\u8fc7\u5411\u4ee3\u8868\u94fe\u8def\u672c\u5730\u6240\u6709\u8282\u70b9\u7684\u7ec4\u64ad\u5730\u5740<code>FF02::1<\/code>\u53d1\u9001\u63a2\u6d4b\u62a5\u6587\uff0c\u672c\u7f51\u6bb5\u6240\u6709\u7684\u8282\u70b9\u90fd\u6709\u53ef\u80fd\u56de\u5e94\u6b64\u62a5\u6587\u3002<\/p>\n<p>\u5728<code>Linux<\/code>\u7cfb\u7edf\u4e2d\u6267\u884c\u547d\u4ee4<code>ping6 -I eth0 ff02::1<\/code>\uff08\u5047\u5b9a\u63a5\u53e3\u662f<code>eth0<\/code>\uff09\u65f6\uff0c\u672c\u7f51\u6bb5\u6240\u6709\u8282\u70b9\u90fd\u4f1a\u56de\u5e94\uff1b\u6267\u884c\u547d\u4ee4<code>ping6 -I eth0 ff02::2<\/code>\uff0c\u672c\u7f51\u6bb5\u6240\u6709\u8def\u7531\u5668\u4e5f\u90fd\u4f1a\u56de\u5e94\u3002<\/p>\n<p>\u5411\u7ec4\u64ad\u5730\u5740\u53d1\u9001\u62a5\u6587\u4e00\u822c\u6709\u4e24\u4e2a\u76ee\u7684\uff0c\u4e00\u662f\u55c5\u63a2\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5f88\u8f7b\u6613\u5730\u83b7\u53d6\u5c40\u57df\u7f51\u4e2d\u6240\u6709\u5728\u7ebf\u8bbe\u5907\u7684\u4fe1\u606f\uff0c\u4e3a\u8fdb\u4e00\u6b65\u653b\u51fb\u5960\u5b9a\u57fa\u7840\uff1b<br \/>\n\u4e8c\u662f\u7b80\u5355\u5730\u5411\u4e00\u4e9b\u7ec4\u64ad\u5730\u5740\uff0c\u7279\u522b\u662f\u6807\u8bc6<code>DHCPv6<\/code>\u670d\u52a1\u5668\u7684\u7ec4\u64ad\u5730\u5740<code>FF02::1:2<\/code>\u6216<code>FF05::1:3<\/code>\uff0c\u5373\u4f7f\u4e0d\u9700\u8981\u8fd4\u56de\u6d41\u91cf\uff0c\u4e5f\u4f1a\u8017\u8d39\u8def\u7531\u5668\u6216\u670d\u52a1\u5668\u7684\u7cfb\u7edf\u8d44\u6e90\uff0c\u8fbe\u5230\u7c7b\u4f3c<code>DoS<\/code>\u653b\u51fb\u7684\u76ee\u7684\u3002<br \/>\n\u5982\u679c\u53d1\u5f80\u7ec4\u64ad\u5730\u5740\u7684\u62a5\u6587\u4e2d\u7684\u6e90\u5730\u5740\u662f\u4f2a\u9020\u7684\uff0c\u5c06\u4f1a\u5bfc\u81f4\u53bb\u5f80\u88ab\u4f2a\u9020\u6e90\u5730\u5740\u7684\u8fd4\u56de\u6d41\u91cf\u5f88\u5927\uff0c\u5b89\u5168\u9690\u60a3\u4e0d\u53ef\u5c0f\u89c6\u3002<\/p>\n<p>\u7ec4\u64ad\u7684\u5b89\u5168\u95ee\u9898\u4e00\u76f4\u4ee5\u6765\u90fd\u662f\u4e00\u4e2a\u6311\u6218\uff0c\u8fd9\u662f\u56e0\u4e3a\u7ec4\u64ad\u7684\u672c\u8d28\u662f\u4ece\u5355\u4e00\u6e90\u53d1\u9001\u5230\u591a\u4e2a\u63a5\u6536\u65b9\uff0c\u56e0\u6b64\u8003\u8651\u5230\u7ec4\u64ad\u6e90\u53ef\u80fd\u4f1a\u88ab\u63a5\u6536\u65b9\u7684\u53cd\u9988\u6d41\u91cf\u538b\u57ae\uff0c\u6240\u4ee5\u63a5\u6536\u65b9\u53ea\u80fd\u88ab\u52a8\u63a5\u6536\u4fe1\u606f\uff0c\u800c\u4e0d\u80fd\u8fdb\u884c\u6d88\u606f\u786e\u8ba4\u3002<\/p>\n<p>\u4e00\u822c\u7684\u4fdd\u969c\u673a\u5236\u90fd\u9700\u8981\u53cc\u5411\u901a\u4fe1\uff0c\u6240\u4ee5\u7ec4\u64ad\u7684\u5b89\u5168\u95ee\u9898\u5e76\u4e0d\u597d\u89e3\u51b3\u3002\u5bf9\u4e8e\u7ec4\u64ad\u7684\u5b89\u5168\u95ee\u9898\uff0c\u4e00\u822c\u4f1a\u91c7\u53d6\u5982\u4e0b\u63aa\u65bd\u53bb\u7f13\u89e3\u3002<\/p>\n<ul>\n<li>1.\u4f7f\u7528\u5b89\u5168\u8bbe\u5907\u7b49\u68c0\u6d4b\u6570\u636e\u62a5\u6587\u7684\u6e90\u5730\u5740\uff0c\u5982\u679c\u6e90\u5730\u5740\u662f\u7ec4\u64ad\u5730\u5740\uff0c\u5219\u76f4\u63a5\u4e22\u5f03\u3002\u4e3b\u673a\u4e5f\u4e0d\u5e94\u8be5\u5bf9\u6e90\u5730\u5740\u662f\u7ec4\u64ad\u5730\u5740\u7684\u8bf7\u6c42\u62a5\u6587\u8fdb\u884c\u54cd\u5e94\u3002<\/li>\n<li>2.\u9664\u4e86\u5fc5\u9700\u7684\u6bd4\u5982<code>NDP<\/code>\u3001<code>SLAAC<\/code>\u3001<code>DAD<\/code>\u7b49\u4f1a\u7528\u5230\u7684\u7ec4\u64ad\u5730\u5740\uff0c\u5176\u4ed6\u7ec4\u64ad\u5730\u5740\u5c3d\u53ef\u80fd\u7981\u6b62\u3002<\/li>\n<li>3.\u4e3b\u673a\u4e0d\u5e94\u8be5\u5bf9\u63a5\u6536\u5230\u7684\u76ee\u7684\u5730\u5740\u662f\u7ec4\u64ad\u5730\u5740\u7684\u62a5\u6587\u53d1\u9001\u4efb\u4f55\u4e00\u6761<code>ICMPv6<\/code>\u9519\u8bef\u6d88\u606f\uff08\u4e0d\u5305\u62ec<code>ICMPv6<\/code>\u6d88\u606f\u62a5\u6587\uff09\u3002<\/li>\n<li>4.\u5bf9\u65e0\u6cd5\u7981\u6b62\u7684\u7ec4\u64ad\u62a5\u6587\uff0c\u53ef\u4ee5\u9650\u5236<code>ICMPv6<\/code>\u6d88\u606f\u7684\u53d1\u9001\u901f\u7387\uff0c\u4ee5\u907f\u514d<code>DoS<\/code>\u653b\u51fb\u3002<\/li>\n<\/ul>\n<h4>\u5c40\u57df\u7f51\u626b\u63cf\u95ee\u9898<\/h4>\n<p>\u626b\u63cf\u662f\u653b\u51fb\u7684\u524d\u63d0\u3002\u4e3a\u4e86\u5e94\u5bf9\u626b\u63cf\u95ee\u9898\uff0c\u53ef\u4ee5\u589e\u52a0\u653b\u51fb\u8005\u626b\u63cf<code>IPv6<\/code>\u5b50\u7f51\u7684\u56f0\u96be\u3002<br \/>\n\u5c3d\u7ba1<code>IPv6<\/code>\u5730\u5740\u5f88\u591a\uff0c\u4ee5\u7406\u8bba\u4e0a\u6765\u8bb2\u589e\u52a0\u4e86\u626b\u63cf\u7684\u96be\u5ea6\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4e00\u4e9b\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u5730\u5740\u5206\u914d\u548c\u4f7f\u7528\u4e60\u60ef\u5374\u6709\u53ef\u80fd\u964d\u4f4e\u626b\u63cf\u96be\u5ea6\u3002\u8fd9\u4e9b\u4e0d\u826f\u4e60\u60ef\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u8def\u7531\u5668\u7f51\u5173\u4f7f\u7528\u63a5\u53e3\u6807\u8bc6\u7b26\u662f\u201c1\u201d\u6216\u8005\u5bb9\u6613\u88ab\u731c\u5230\u7684<code>IPv6<\/code>\u5730\u5740\uff1b<\/li>\n<li>\u4e3a\u5b50\u7f51\u5185\u4e3b\u673a\u5206\u914d<code>IPv6<\/code>\u5730\u5740\u65f6\uff0c\u6309\u5730\u5740\u4ece\u5c0f\u5230\u5927\u6216\u8005\u4ece\u5927\u5230\u5c0f\u7684\u987a\u5e8f\u4f9d\u6b21\u5206\u914d\uff1b<\/li>\n<li>\u4f7f\u7528\u4e00\u4e9b\u4e0e<code>IPv4<\/code>\u517c\u5bb9\u7684<code>IPv6<\/code>\u5730\u5740\uff0c\u6216\u5185\u5d4c<code>IPv4<\/code>\u5730\u5740\u4fe1\u606f\u7684\u5730\u5740\uff0c\u5982<code>2019::192.168.1.1<\/code>\u3002<\/li>\n<\/ul>\n<p>\u4e0a\u8ff0\u4e0d\u826f\u7684\u5730\u5740\u5206\u914d\u548c\u4f7f\u7528\u4e60\u60ef\u5b9e\u9645\u4e0a\u90fd\u6ca1\u6709\u5145\u5206\u5229\u7528<code>IPv6<\/code>\u5730\u5740\u4f4d\u6570\u7684\u4f18\u52bf\uff0c\u800c\u662f\u4f9d\u7136\u91c7\u7528<code>IPv4<\/code>\u601d\u7ef4\u65b9\u5f0f\u6765\u89c4\u5212\u548c\u4f7f\u7528\u5730\u5740\uff0c\u4ece\u800c\u589e\u52a0\u4e86\u88ab\u626b\u63cf\u7684\u6982\u7387\u3002<\/p>\n<p>\u4e3a\u4e86\u9632\u8303\u626b\u63cf\u653b\u51fb\uff0c\u968f\u673a\u5316\u63a5\u53e3\u6807\u8bc6\u7b26\u4f1a\u662f\u4e00\u4e2a\u8f83\u597d\u7684\u65b9\u6cd5\u3002<br \/>\n\u5b8c\u5168\u968f\u673a\u5316\u63a5\u53e3\u6807\u8bc6\u7b26\uff0c\u5305\u62ec\u7f51\u5173\u7684\u63a5\u53e3\u6807\u8bc6\u7b26\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u57fa\u4e8e<code>EUI-64<\/code>\u683c\u5f0f\u7684\u63a5\u53e3\u6807\u8bc6\u7b26\uff0c\u4ee5\u53ca\u4f7f\u7528<code>DHCPv6<\/code>\u5206\u914d\u5730\u5740\uff0c\u5176\u5b89\u5168\u6027\u4e5f\u5c31\u4f1a\u76f8\u5e94\u589e\u5f3a\u3002<br \/>\n\u5f53\u7136\uff0c\u8fd9\u4e5f\u5c31\u589e\u52a0\u4e86\u7ba1\u7406\u5458\u7684\u8d1f\u62c5\uff0c\u9700\u8981\u5728\u5b89\u5168\u6027\u548c\u53ef\u7ba1\u7406\u6027\u4e4b\u95f4\u5bfb\u6c42\u4e00\u4e2a\u76f8\u5bf9\u5408\u7406\u7684\u5e73\u8861\u70b9\u3002<\/p>\n<p>\u5bf9\u4e8e\u53cc\u6808\u4e3b\u673a\u6765\u8bf4\uff0c\u5176<code>IPv4<\/code>\u5730\u5740\u6bd4\u8f83\u5bb9\u6613\u88ab\u626b\u63cf\u5230\uff0c\u4f46\u8fd9\u5e76\u4e0d\u610f\u5473\u7740\u540c\u65f6\u4e5f\u4f1a\u53d1\u73b0<code>IPv6<\/code>\u5730\u5740\uff0c\u9664\u975e<code>IPv6<\/code>\u5730\u5740\u592a\u7b80\u5355\uff0c\u6216\u8005\u5185\u5d4c\u4e86<code>IPv4<\/code>\u5730\u5740\u4fe1\u606f\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u53cc\u6808\u4e3b\u673a\u4e0a\u7684\u67d0\u79cd\u5e94\u7528\u670d\u52a1\u540c\u65f6\u5728<code>IPv4<\/code>\u548c<code>IPv6<\/code>\u4e0a\u76d1\u542c\uff0c\u4e14\u80fd\u901a\u8fc7<code>IPv4<\/code>\u7684\u5e94\u7528\u4fe1\u606f\uff0c\u63a2\u6d4b\u51fa<code>IPv6<\/code>\u5730\u5740\u3002<br \/>\n\u56e0\u6b64\uff0c\u53cc\u6808\u4e3b\u673a\u5982\u679c\u4e00\u5b9a\u8981\u5728<code>IPv4<\/code>\u5730\u5740\u548c<code>IPv6<\/code>\u5730\u5740\u540c\u65f6\u76d1\u542c\u67d0\u79cd\u5e94\u7528\u670d\u52a1\uff0c\u90a3\u4e48\u9664\u4e86<code>IPv6<\/code>\u5730\u5740\u7684\u63a5\u53e3\u6807\u8bc6\u7b26\u5c3d\u53ef\u80fd\u968f\u673a\u5316\u5916\uff0c\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u7684\u5b89\u5168\u6027\u4e5f\u8981\u6ce8\u610f\u3002<\/p>\n<p>\u56e0\u4e3a\u76f4\u63a5\u626b\u63cf\u5c40\u57df\u7f51\u4e2d\u7684<code>IPv6<\/code>\u901a\u5e38\u6bd4<code>IPv4<\/code>\u56f0\u96be\uff0c\u6240\u4ee5\u653b\u51fb\u8005\u4f1a\u901a\u8fc7\u653b\u51fb\u5b58\u6709<code>IPv6<\/code>\u5730\u5740\u4fe1\u606f\u7684\u5176\u4ed6\u4e3b\u673a\uff0c\u964d\u4f4e\u626b\u63cf\u96be\u5ea6\u3002<br \/>\n\u8fd9\u4e9b\u4e3b\u673a\u65e2\u53ef\u4ee5\u662f<code>DNS<\/code>\u670d\u52a1\u5668\u3001<code>DHCPv6<\/code>\u670d\u52a1\u5668\uff0c\u4e5f\u53ef\u4ee5\u662f\u65e5\u5fd7\u670d\u52a1\u5668\uff0c\u6240\u4ee5\u52a0\u5f3a\u8fd9\u4e9b\u7f51\u7edc\u57fa\u7840\u670d\u52a1\u5668\u7684\u5b89\u5168\u5f88\u91cd\u8981\u3002<\/p>\n<h4>NDP\u76f8\u5173\u653b\u51fb\u53ca\u9632\u62a4<\/h4>\n<p>\u65e0\u8bba\u662f\u5728<code>IPv4<\/code>\u5c40\u57df\u7f51\u4e2d\u8fd8\u662f\u5728<code>IPv6<\/code>\u5c40\u57df\u7f51\u4e2d\uff0c\u8981\u60f3\u4e0e\u90bb\u5c45\u6216\u5916\u754c\u901a\u4fe1\uff0c\u90fd\u5fc5\u987b\u77e5\u9053\u90bb\u5c45\u8282\u70b9\u6216\u9ed8\u8ba4\u7f51\u5173\u7684\u7269\u7406<code>MAC<\/code>\u5730\u5740\u3002<\/p>\n<p>\u5728<code>IPv4<\/code>\u4e2d\uff0c\u662f\u901a\u8fc7\u5e7f\u64ad\u514d\u8d39<code>ARP<\/code>\u62a5\u6587\u6765\u5b66\u4e60\u90bb\u5c45\u7684<code>MAC<\/code>\u5730\u5740\u3002<br \/>\n\u800c\u5728<code>IPv6<\/code>\u4e2d\uff0c\u5219\u662f\u7528<code>NDP<\/code>\u6765\u53d6\u4ee3<code>ARP<\/code>\uff0c\u5e76\u7528\u591a\u64ad\u53d6\u4ee3\u4e86\u5e7f\u64ad\uff0c\u4f46\u8fd9\u5e76\u4e0d\u662f\u8bf4<code>NDP<\/code>\u6bd4<code>ARP<\/code>\u5b89\u5168\uff0c\u7531\u4e8e<code>NDP<\/code>\u5e76\u4e0d\u63d0\u4f9b\u76f8\u4e92\u8ba4\u8bc1\u673a\u5236\uff0c\u7f51\u7edc\u4e2d\u4efb\u4f55\u4e0d\u53ef\u4fe1\u7684\u8282\u70b9\u90fd\u53ef\u4ee5\u53d1\u9001<code>NS\/NA\/RS\/RA<\/code>\u7b49\u76f8\u5173\u62a5\u6587\uff0c\u56e0\u6b64\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u4e0a\u8ff0\u6f0f\u6d1e\u5bf9\u5c40\u57df\u7f51\u9020\u6210\u7834\u574f\u3002<\/p>\n<p>\u4e00\u822c\u8bf4\u6765\uff0c<code>NDP<\/code>\u76f8\u5173\u7684\u5b89\u5168\u5a01\u80c1\u81f3\u5c11\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b4\u79cd\uff1a<\/p>\n<ul>\n<li><code>MAC<\/code>\u5730\u5740\u6b3a\u9a97\u653b\u51fb\u53ca\u9632\u8303\uff1b<\/li>\n<li>\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u5a01\u80c1\u53ca\u9632\u8303\uff1b<\/li>\n<li><code>DAD<\/code>\u95ee\u9898\uff1b<\/li>\n<li>\u8def\u7531\u91cd\u5b9a\u5411\u95ee\u9898\u3002<\/li>\n<\/ul>\n<ol>\n<li><code>mac<\/code>\u5730\u5740\u6b3a\u9a97\u653b\u51fb\u53ca\u9632\u8303<\/li>\n<\/ol>\n<p>\u5728<code>IPv6<\/code>\u5c40\u57df\u7f51\u4e2d\uff0c\u8981\u4e0e\u90bb\u5c45\u6216\u9ed8\u8ba4\u7f51\u5173\u901a\u4fe1\uff0c\u90fd\u5fc5\u987b\u5c06\u5b83\u4eec\u7684\u94fe\u8def\u5c42<code>MAC<\/code>\u5730\u5740\u5199\u5165\u81ea\u5df1\u7684\u90bb\u5c45\u8868\u4e2d\uff0c\u4ee5\u4fbf\u5c06<code>IPv6<\/code>\u62a5\u6587\u5c01\u88c5\u5728\u4e8c\u5c42\u94fe\u8def\u5c42\u4e2d\u53d1\u9001\u3002<\/p>\n<p>\u5728<code>IPv4<\/code>\u4e2d\uff0c\u662f\u901a\u8fc7\u53d1\u9001<code>ARP<\/code>\u62a5\u6587\u6765\u6539\u53d8\u53d7\u5bb3\u4e3b\u673a\u7684<code>ARP<\/code>\u8868\uff0c\u4ee5\u8fbe\u5230\u963b\u65ad\u53d7\u5bb3\u4e3b\u673a\u6b63\u5e38\u901a\u4fe1\u7684\u76ee\u7684\u3002<br \/>\n\u5728<code>IPv6<\/code>\u4e2d\u4e5f\u662f\u4e00\u6837\uff0c\u867d\u7136<code>IPv6<\/code>\u4e2d\u4e0d\u5b58\u5728\u6240\u8c13\u514d\u8d39<code>NA<\/code>\u7684\u673a\u5236\uff0c\u4f46\u52a8\u6001\u5b66\u4e60\u5230\u7684\u90bb\u5c45\u7f13\u5b58\u8868\u7684\u6709\u6548\u5bff\u547d\u90fd\u5f88\u77ed\u6682\uff0c\u4e5f\u5c31\u662f<code>NS<\/code>\u4e0e<code>NA<\/code>\u7684\u62a5\u6587\u7684\u4ea4\u4e92\u4f1a\u5f88\u9891\u7e41\uff0c\u8fd9\u4f7f\u653b\u51fb\u8005\u5f88\u5bb9\u6613\u901a\u8fc7\u53d1\u9001<code>NS\/NA\/RS\/RA<\/code>\u7b49\u62a5\u6587\u5e72\u9884\u6b63\u5e38\u7684\u4ea4\u4e92\u901a\u4fe1\uff0c\u4ece\u800c\u8fbe\u5230\u6539\u5199\u53d7\u5bb3\u4e3b\u673a\u90bb\u5c45\u8868\u7684\u76ee\u7684\u3002<\/p>\n<p><code>MAC<\/code>\u5730\u5740\u6b3a\u9a97\u7684\u539f\u7406\u4e00\u822c\u662f\uff0c\u4e3b\u673a\u53d1\u9001<code>NS<\/code>\u6216<code>RS<\/code>\u62a5\u6587\u6765\u83b7\u53d6\u67d0\u4e2a\u90bb\u5c45\u6216\u9ed8\u8ba4\u7f51\u5173\u7684<code>MAC<\/code>\u5730\u5740\u3002<br \/>\n\u653b\u51fb\u8005\u622a\u83b7\u8be5\u62a5\u6587\u540e\uff0c\u53d1\u9001\u5bf9\u5e94\u7684<code>NA<\/code>\u6216<code>RA<\/code>\u62a5\u6587\u544a\u8bc9\u8bf7\u6c42\u8005\uff0c\u6240\u8bf7\u6c42\u7684\u90bb\u5c45\u5730\u5740\u662f\u81ea\u5df1\u4f2a\u9020\u7684<code>MAC<\/code>\u5730\u5740\u3002<br \/>\n\u8bf7\u6c42\u8005\u6536\u5230\u56de\u5e94\u62a5\u6587\u540e\uff0c\u5c31\u4f1a\u5c06\u9519\u8bef\u7684\u90bb\u5c45\u6216\u9ed8\u8ba4\u7f51\u5173<code>MAC<\/code>\u5730\u5740\u5199\u8fdb\u81ea\u5df1\u7684\u90bb\u5c45\u8868\u4e2d\uff0c\u8fd9\u6837\u6240\u6709\u7684\u62a5\u6587\u90fd\u4f1a\u53d1\u5f80\u9519\u8bef\u7684<code>MAC<\/code>\u5730\u5740\u3002<\/p>\n<p>\u4e3a\u4e86\u9632\u8303\u8fd9\u79cd\u653b\u51fb\uff0c\u4e00\u4e2a\u6bd4\u8f83\u7b28\u62d9\u7684\u529e\u6cd5\u5c31\u662f\u5728\u4e3b\u673a\u4e0a\uff0c\u5c06\u6b63\u786e\u7684\u90bb\u5c45\uff08\u5305\u62ec\u9ed8\u8ba4\u7f51\u5173\uff09\u7684<code>MAC<\/code>\u5730\u5740\u624b\u52a8\u5199\u5165\u81ea\u5df1\u7684\u90bb\u5c45\u8868\u4e2d\uff0c\u5e76\u5728\u9ed8\u8ba4\u7684\u7f51\u5173\u8bbe\u5907\u4e0a\u624b\u52a8\u5c06\u5c40\u57df\u7f51\u4e2d\u6240\u6709\u4e3b\u673a\u7684<code>IP<\/code>\u5730\u5740\u548c<code>MAC<\/code>\u5730\u5740\u7684\u6620\u5c04\u5173\u7cfb\u5199\u5165<code>IPv6<\/code>\u90bb\u5c45\u8868\u3002<br \/>\n\u5f88\u660e\u663e\uff0c\u8fd9\u589e\u52a0\u4e86\u7ba1\u7406\u5de5\u4f5c\u91cf\uff0c\u5728\u5927\u578b\u5c40\u57df\u7f51\u4e2d\u5e76\u4e0d\u53ef\u53d6\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5373\u4f7f\u624b\u52a8\u8bbe\u7f6e\u90bb\u5c45\u8868\uff0c\u4e5f\u53ea\u662f\u7f13\u89e3\u4e86\u6b64\u7c7b\u653b\u51fb\uff0c\u800c\u4e0d\u80fd\u5b8c\u5168\u675c\u7edd<code>MAC<\/code>\u5730\u5740\u6b3a\u9a97\u653b\u51fb\uff0c\u9664\u975e\u662f\u5728\u505a\u597d\u7ed1\u5b9a\u540e\uff0c\u518d\u5728\u5c40\u57df\u7f51\u4e2d\u7981\u6b62\u53d1\u9001\u548c\u63a5\u6536\u6240\u6709\u53ef\u80fd\u5bfc\u81f4\u6b3a\u9a97\u7684<code>NDP<\/code>\u62a5\u6587\u3002<\/p>\n<p><code>MAC<\/code>\u5730\u5740\u6b3a\u9a97\u653b\u51fb\u4e3b\u8981\u662f\u7531<code>NDP<\/code>\u5148\u5929\u7684\u8106\u5f31\u6027\u9020\u6210\u7684\u3002<br \/>\n\u5982\u679c\u65e0\u6cd5\u5728\u5c40\u57df\u7f51\u4e2d\u8fdb\u884c\u5168\u90e8\u9759\u6001\u7ed1\u5b9a\uff0c\u5e76\u7981\u6b62\u53d1\u9001\u548c\u63a5\u6536<code>NDP<\/code>\u76f8\u5173\u62a5\u6587\uff0c\u90a3\u4e48\uff0c\u53ef\u4ee5\u8003\u8651\u5bf9\u5c40\u57df\u7f51\u4e2d\u7684\u6240\u6709<code>NDP<\/code>\u62a5\u6587\u8fdb\u884c\u52a8\u6001\u68c0\u6d4b\uff0c\u5728\u63a5\u5165\u7aef\u53e3\u5c31\u5bf9\u975e\u6cd5\u7684<code>NDP<\/code>\u62a5\u6587\u8fdb\u884c\u8fc7\u6ee4\u3002<\/p>\n<p>\u5728<code>IPv4<\/code>\u4e2d\uff0c\u53ef\u4ee5\u5728\u63a5\u5165\u4ea4\u6362\u673a\u4e0a\u542f\u7528<code>DHCP Snooping<\/code>\u529f\u80fd\uff0c\u5373\u68c0\u6d4b\u5ba2\u6237\u4e3b\u673a\u83b7\u53d6\u5730\u5740\u65f6\u7684<code>DHCP<\/code>\u62a5\u6587\uff0c\u6839\u636e\u62a5\u6587\u4fe1\u606f\u5f62\u6210<code>IP+MAC+<\/code>\u7aef\u53e3<code>+VLAN<\/code>\u8fd9\u6837\u7684\u5bf9\u5e94\u8868\u9879\uff0c\u7136\u540e\u518d\u6839\u636e\u5f62\u6210\u7684\u52a8\u6001\u8868\u9879\uff0c\u5bf9\u63a5\u5165\u7aef\u53e3\u7684<code>ARP<\/code>\u62a5\u6587\u8fdb\u884c\u68c0\u6d4b\u3002<\/p>\n<p>\u53ea\u8981\u4e0e\u8868\u9879\u4e0d\u7b26\uff0c\u5c31\u8ba4\u4e3a\u662f\u6076\u610f\u7684\u653b\u51fb\u8005\u5728\u53d1\u9001\u975e\u6cd5<code>ARP<\/code>\u62a5\u6587\uff0c\u9700\u5c06\u5176\u4e22\u5f03\u3002<br \/>\n\u8fd9\u5c31\u662f<code>IPv4<\/code>\u4e2d\u7684<code>DHCP Snooping<\/code> +\u52a8\u6001<code>ARP<\/code>\u68c0\u6d4b\uff08<code>Dynamic ARP Inspection\uff0cDAI<\/code>\uff09\u529f\u80fd\uff0c\u5b83\u53ef\u4ee5\u5f88\u597d\u5730\u9632\u8303<code>MAC<\/code>\u5730\u5740\u6b3a\u9a97\u653b\u51fb\u3002<br \/>\n\u5728<code>IPv6<\/code>\u4e2d\u4e0e\u4e4b\u7c7b\u4f3c\uff0c\u53ea\u4e0d\u8fc7<code>DAI<\/code>\u6362\u6210\u4e86<code>ND<\/code>\u68c0\u6d4b\uff0c\u56e0\u4e3a<code>IPv6<\/code>\u6709\u4e24\u79cd\u81ea\u52a8\u83b7\u53d6\u5730\u5740\u7684\u65b9\u6cd5\uff0c\u5373<code>SLACC<\/code>\u548c<code>DHCPv6<\/code>\uff0c\u6240\u4ee5<code>IPv6 ND<\/code>\u68c0\u6d4b\u4f9d\u8d56\u7684<code>IPv6 Snooping<\/code>\u5c31\u5206\u4e3a\u5728<code>SLAAC<\/code>\u548c<code>DHCPv6<\/code>\u4e24\u79cd\u60c5\u51b5\u4e0b\u7684\u76d1\u542c\u3002<\/p>\n<p><code>NDP<\/code>\u7684\u5b89\u5168\u95ee\u9898\u4e4b\u6240\u4ee5\u96be\u4ee5\u89e3\u51b3\uff0c\u4e3b\u8981\u662f\u53d1\u9001\u65b9\u4e0e\u63a5\u6536\u65b9\u4e4b\u95f4\u5e76\u6ca1\u6709\u5b89\u5168\u8ba4\u8bc1\u673a\u5236\uff0c\u6ca1\u6709\u53ef\u9760\u7684\u4fe1\u4efb\u5173\u7cfb\uff0c\u81ea\u7136\u5c31\u5b58\u5728\u6b3a\u9a97\u7684\u53ef\u80fd\u3002<br \/>\n\u867d\u7136<code>NDP<\/code>\u62a5\u6587\u5185\u7f6e\u7684\u8df3\u6570\u9650\u5236\u662f255\uff0c\u4e14\u4e00\u4e9b<code>NDP<\/code>\u62a5\u6587\u7684\u53d1\u9001\u6e90\u9650\u5236\u4e3a\u94fe\u8def\u672c\u5730\u5730\u5740\u6216\u975e\u6307\u5b9a\u5730\u5740\uff0c\u4f46\u8fd9\u53ea\u662f\u5c06\u5b89\u5168\u5a01\u80c1\u8303\u56f4\u9650\u5236\u5728\u5c40\u57df\u7f51\u4e4b\u5185\uff0c\u5e76\u6ca1\u6709\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u3002<\/p>\n<p>\u5728<code>NDP<\/code>\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u4e4b\u95f4\u5efa\u7acb\u4e00\u79cd\u8ba4\u8bc1\u4fe1\u4efb\u673a\u5236\uff0c\u53ef\u6709\u6548\u5730\u675c\u7edd\u6b3a\u9a97\u653b\u51fb\u3002<code>RFC 3971<\/code>\u5b9a\u4e49\u7684\u5b89\u5168\u90bb\u5c45\u53d1\u73b0\uff08<code>SEcurity Neighbor Discovery\uff0cSEND<\/code>\uff09\u4ee5\u53ca<code>RFC 3972<\/code>\u5b9a\u4e49\u7684\u5bc6\u7801\u5b66\u4ea7\u751f\u7684\u5730\u5740\uff08<code>Cryptographically Generated Addresses\uff0cCGA<\/code>\uff09\u6b63\u662f\u9632\u8303\u90bb\u5c45\u6b3a\u9a97\u7684\u673a\u5236\u3002<\/p>\n<ol start=\"2\">\n<li>\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u5a01\u80c1\u53ca\u9632\u8303<br \/>\n\u5728<code>IPv6<\/code>\u4e2d\uff0c<code>RA<\/code>\u62a5\u6587\u626e\u6f14\u7740\u5f88\u91cd\u8981\u7684\u89d2\u8272\u3002<br \/>\n\u6ca1\u6709<code>RA<\/code>\u62a5\u6587\uff0c\u4e3b\u673a\u5c31\u6ca1\u6cd5\u901a\u8fc7<code>SLACC<\/code>\u83b7\u53d6\u5730\u5740\u548c\u9ed8\u8ba4\u7f51\u5173\u3002<\/li>\n<\/ol>\n<p>\u5373\u4fbf\u4f7f\u7528<code>DHCPv6<\/code>\u83b7\u53d6\u5730\u5740\uff0c\u4f46\u9ed8\u8ba4\u7f51\u5173\u7684\u83b7\u53d6\u4ecd\u7136\u8981\u9760<code>RA<\/code>\u62a5\u6587\u6765\u5b9e\u73b0\uff0c\u56e0\u4e3a<code>DHCPv6<\/code>\u62a5\u6587\u5e76\u4e0d\u63d0\u4f9b\u9ed8\u8ba4\u7f51\u5173\u9009\u9879\u3002<br \/>\n\u6240\u4ee5\uff0c\u9664\u975e\u5728\u5168\u7f51\u4e2d\u624b\u52a8\u914d\u7f6e\u5730\u5740\u548c\u7f51\u5173\uff0c\u5426\u5219\u7edd\u5bf9\u4e0d\u80fd\u5b8c\u5168\u7981\u6b62<code>RA<\/code>\u62a5\u6587\u3002<br \/>\n\u4f46\u8fd9\u6837\u4e00\u6765\uff0c\u7f51\u7edc\u4e2d\u7684\u4efb\u610f\u8282\u70b9\u90fd\u53ef\u4ee5\u53d1\u9001<code>RA<\/code>\u62a5\u6587\uff0c\u7f51\u7edc\u4e2d\u7684\u4e3b\u673a\u8282\u70b9\u6536\u5230<code>RA<\/code>\u62a5\u6587\u540e\uff0c\u90fd\u53ef\u80fd\u5c06<code>RA<\/code>\u62a5\u6587\u4e2d\u7684\u524d\u7f00\u4fe1\u606f\u7528\u4e8e\u5730\u5740\u81ea\u52a8\u914d\u7f6e\uff0c\u540c\u65f6\u4e5f\u4f1a\u5c06<code>RA<\/code>\u7684\u53d1\u9001\u65b9\u4f5c\u4e3a\u9ed8\u8ba4\u7f51\u5173\u3002<\/p>\n<p>\u77e5\u9053\u4e86\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u7684\u5371\u5bb3\u539f\u7406\u540e\uff0c\u5bf9\u4ed8\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u5a01\u80c1\u7684\u529e\u6cd5\u5c31\u662f\u53ea\u5141\u8bb8\u5408\u6cd5\u7684\u8def\u7531\u5668\u53d1\u9001<code>RA<\/code>\u62a5\u6587\uff0c\u5176\u4ed6\u7f51\u7edc\u8282\u70b9\u5219\u7981\u6b62\u53d1\u9001<code>RA<\/code>\u62a5\u6587\u3002<\/p>\n<p>\u4f46\u7f51\u7edc\u8282\u70b9\u5e76\u4e0d\u4f1a\u8fd9\u4e48\u542c\u8bdd\uff0c\u6240\u4ee5\uff0c\u53ea\u80fd\u5728\u4ea4\u6362\u673a\u7b49\u63a5\u5165\u8bbe\u5907\u4e0a\uff0c\u5c06\u8fde\u63a5\u8def\u7531\u5668\/\u4ea4\u6362\u673a\/\u4e3b\u673a\u7b49\u8282\u70b9\u7684\u7aef\u53e3\u8bbe\u7f6e\u6210\u4fe1\u4efb\u7aef\u53e3\u6216\u975e\u4fe1\u4efb\u7aef\u53e3\uff0c\u53ea\u6709\u4fe1\u4efb\u7aef\u53e3\u624d\u63a5\u6536\u5bf9\u7aef\u8bbe\u5907\u53d1\u9001\u6765\u7684<code>RA<\/code>\u62a5\u6587\u5e76\u8f6c\u53d1\uff0c\u975e\u4fe1\u4efb\u7aef\u53e3\u5219\u7981\u6b62\u63a5\u6536<code>RA<\/code>\u62a5\u6587\u3002<\/p>\n<p>\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0a\u8bbe\u7f6e\u5141\u8bb8\u63a5\u6536<code>RA<\/code>\u62a5\u6587\u7684\u4fe1\u4efb\u7aef\u53e3\u548c\u62d2\u7edd\u63a5\u6536<code>RA<\/code>\u62a5\u6587\u7684\u975e\u4fe1\u4efb\u7aef\u53e3\u65f6\uff0c\u5b58\u5728\u4e00\u4e2a\u95ee\u9898\uff0c\u5c31\u662f\u4e00\u822c\u7684\u4e8c\u5c42\u4ea4\u6362\u673a\u53ea\u8d1f\u8d23\u4e8c\u5c42\u8f6c\u53d1\uff0c\u5373\u53ea\u5173\u5fc3\u6bcf\u4e2a\u7aef\u53e3\u7684\u4e8c\u5c42<code>MAC<\/code>\u5730\u5740\u3002<br \/>\n\u4f46<code>RA<\/code>\u62a5\u6587\u662f\u5728<code>IPv6<\/code>\u4e4b\u4e0a\u7684<code>ICMPv6<\/code>\u62a5\u6587\uff08<code>IPv6<\/code>\u7c7b\u578b58\uff09\uff0c\u8981\u7981\u6b62<code>RA<\/code>\u62a5\u6587\uff0c\u5fc5\u987b\u8981\u68c0\u6d4b\u7c7b\u578b\u662f134\u7684<code>ICMPv6<\/code>\u62a5\u6587\uff0c\u800c\u8fd9\u662f\u4e09\u5c42\u4ea4\u6362\u673a\u7684\u7ba1\u7406\u8303\u7574\u3002<\/p>\n<p>\u6240\u4ee5\u8981\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0a\u7ba1\u7406<code>RA<\/code>\u62a5\u6587\uff0c\u5c31\u5fc5\u987b\u8bbe\u7f6e\u57fa\u4e8e\u7aef\u53e3\u68c0\u6d4b\u7684<code>PACL<\/code>\u3002<br \/>\n\u76ee\u524d\u4e00\u4e9b\u56fd\u4ea7\u4ea4\u6362\u673a\uff08\u6bd4\u5982\u9510\u6377\u4ea4\u6362\u673a\uff09\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0a\u53ef\u4ee5\u5728\u6bcf\u4e2a\u7aef\u53e3\u4e0a\u68c0\u6d4b\u548c\u7ba1\u63a7<code>RA<\/code>\u62a5\u6587\uff0c\u5373\u81ea\u5b9a\u4e49\u57fa\u4e8e<code>ICMPv6<\/code>\u7684\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08<code>Access Control List\uff0cACL<\/code>\uff09\uff0c\u518d\u5e94\u7528\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u7269\u7406\u7aef\u53e3\u4e0b\u3002<\/p>\n<p>\u5982\u679c\u4e8c\u5c42\u4ea4\u6362\u673a\u5e76\u4e0d\u652f\u6301\u57fa\u4e8e\u7aef\u53e3\u7684<code>ICMPv6 ACL<\/code>\uff0c\u90a3\u4e48\u4e00\u79cd\u4e34\u65f6\u7684\u66ff\u4ee3\u529e\u6cd5\u5c31\u662f\u4f7f\u7528<code>MAC ACL<\/code>\uff0c\u8fd9\u662f\u56e0\u4e3a<code>RA<\/code>\u62a5\u6587\u7684\u76ee\u7684\u5730\u5740\u90fd\u662f<code>FF02::1<\/code>\uff0c\u5bf9\u5e94\u7684<code>MAC<\/code>\u5730\u5740\u662f<code>3333.0000.0001<\/code>\uff0c\u56e0\u6b64\u963b\u6b62\u975e\u4fe1\u4efb\u7aef\u53e3\u53d1\u9001\u5230\u6b64\u76ee\u7684<code>MAC<\/code>\u5730\u5740\u7684\u62a5\u6587\u5373\u53ef\u3002<br \/>\n\u5f53\u7136\uff0c\u53ef\u4ee5\u5982\u6b64\u884c\u4e8b\u7684\u524d\u63d0\u662f\u7f51\u7edc\u4e2d\u7684\u7ec4\u64ad\u5e94\u7528\u6240\u4f7f\u7528\u7684<code>IPv6<\/code>\u7ec4\u64ad\u5730\u5740\u4e0d\u4f1a\u4e0e\u8be5\u76ee\u7684<code>MAC<\/code>\u5730\u5740\u76f8\u540c\u3002<\/p>\n<p>\u8981\u7981\u6b62\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u7684\u5a01\u80c1\uff0c\u8fd8\u4f1a\u9762\u4e34\u8fd9\u6837\u4e00\u4e2a\u95ee\u9898\uff0c\u5373\u5982\u4f55\u786e\u5b9a\u4e00\u4e2a<code>RA<\/code>\u62a5\u6587\u662f\u5408\u6cd5\u7684\u8fd8\u662f\u975e\u6cd5\u7684\u3002<br \/>\n\u524d\u9762\u63cf\u8ff0\u7684\u9632\u8303\u65b9\u6cd5\u7684\u524d\u63d0\u662f\uff0c\u77e5\u9053\u54ea\u4e2a\u7aef\u53e3\u8fde\u63a5\u4e86\u5408\u6cd5\u8def\u7531\u5668\uff0c\u56e0\u6b64\u5269\u4e0b\u7684\u7aef\u53e3\u90fd\u4e0d\u5e94\u8be5\u6536\u5230<code>RA<\/code>\u62a5\u6587\u3002<\/p>\n<p>\u5982\u679c\u4e0d\u786e\u5b9a\u4e8c\u5c42\u4ea4\u6362\u673a\u6bcf\u4e2a\u7aef\u53e3\u8fde\u63a5\u8bbe\u5907\u7684\u60c5\u51b5\uff0c\u5c31\u9700\u8981\u5728\u7f51\u7edc\u4e2d\u90e8\u7f72\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf\uff08<code>Intrusion Detection System\uff0cIDS<\/code>\uff09\u7b49\u7c7b\u4f3c\u8bbe\u5907\uff0c\u4ee5\u68c0\u6d4b<code>RA<\/code>\u62a5\u6587\u7684\u6e90<code>MAC<\/code>\u6216\u6e90<code>IP<\/code>\u5730\u5740\u5339\u914d\u7684\u60c5\u51b5\uff0c\u663e\u7136\u8fd9\u9700\u8981\u524d\u671f\u505a\u5927\u91cf\u7684\u914d\u7f6e\u5de5\u4f5c\u3002<br \/>\n\u8fd9\u91cc\u5e76\u4e0d\u6253\u7b97\u4ecb\u7ecd\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u7684\u68c0\u6d4b\uff0c\u56e0\u4e3a\u5bf9\u7f51\u7edc\u7ba1\u7406\u5458\u6765\u8bf4\uff0c\u5c40\u57df\u7f51\u5185\u5408\u6cd5\u8def\u7531\u5668\u7684<code>IPv6<\/code>\u5730\u5740\u548c<code>MAC<\/code>\u5730\u5740\u4e00\u822c\u90fd\u662f\u53ef\u77e5\u7684\u3002\u5373\u4fbf\u4e8b\u5148\u6ca1\u8bbe\u7f6e\u9632\u8303\u63aa\u65bd\uff0c\u4e5f\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u624b\u52a8\u67e5\u51fa\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u7684\u53d1\u9001\u65b9\u3002<\/p>\n<ol start=\"3\">\n<li><code>DAD<\/code>\u95ee\u9898<br \/>\n\u7f51\u7edc\u4e0a\u8282\u70b9\u7684\u4efb\u4f55<code>IPv6<\/code>\u5730\u5740\u5728\u751f\u6548\u524d\uff0c\u90fd\u5fc5\u987b\u6267\u884c<code>DAD<\/code>\u3002<br \/>\n\u5982\u679c<code>DAD<\/code>\u5931\u8d25\uff0c\u5219\u8868\u660e\u7f51\u7edc\u4e2d\u5df2\u7ecf\u6709\u8282\u70b9\u4f7f\u7528\u4e86\u8be5<code>IPv6<\/code>\u5730\u5740\uff0c\u81ea\u5df1\u5fc5\u987b\u653e\u5f03\u4f7f\u7528\u8be5\u5730\u5740\u3002<\/li>\n<\/ol>\n<p>\u5982\u679c\u8282\u70b9\u542f\u7528\u4e86\u79c1\u5bc6\u6027\u6269\u5c55\u5730\u5740\u529f\u80fd\uff0c\u5219\u4f1a\u7ee7\u7eed\u4ea7\u751f\u65b0\u7684\u5730\u5740\uff0c\u5e76\u7ee7\u7eed<code>DAD<\/code>\u8fc7\u7a0b\u3002<br \/>\n\u5728<code>DAD<\/code>\u8fc7\u7a0b\u4e2d\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u53d1\u9001<code>NS<\/code>\u6216<code>NA<\/code>\u62a5\u6587\u6765\u901a\u544a\u5730\u5740\u5df2\u88ab\u5360\u7528\uff0c\u751a\u81f3\u4f1a\u54cd\u5e94\u6bcf\u4e00\u4e2a<code>DAD<\/code>\uff0c\u76f8\u5f53\u4e8e\u672c\u7f51\u7edc\u4e2d\u7684\u5168\u90e8\u5730\u5740\u90fd\u88ab\u5360\u7528\uff0c\u8fd9\u5c31\u4f7f\u53d7\u5bb3\u4e3b\u673a\u65e0\u6cd5\u901a\u8fc7<code>DAD<\/code>\uff0c\u4ece\u800c\u65e0\u6cd5\u62e5\u6709\u4efb\u4f55<code>IPv6<\/code>\u5730\u5740\u3002<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u7c7b\u653b\u51fb\uff0c\u53ea\u80fd\u7531\u7f51\u7edc\u7ba1\u7406\u5458\u901a\u8fc7\u6293\u5305\u5206\u6790\u7b49\u624b\u6bb5\uff0c\u627e\u51fa\u653b\u51fb\u8005\u5bf9\u5e94\u7684\u7f51\u7edc\u7aef\u53e3\u5e76\u5c06\u5176\u5c01\u7981\u89e3\u51b3\u3002<br \/>\n\u8bbe\u7f6e<code>NA<\/code>\u7b49\u62a5\u6587\u7684\u53d1\u9001\u901f\u7387\uff0c\u4e5f\u53ef\u4ee5\u51cf\u8f7b\u5a01\u80c1\u7684\u5f71\u54cd\u3002<\/p>\n<ol start=\"4\">\n<li>\u8def\u7531\u91cd\u5b9a\u5411\u95ee\u9898<br \/>\n\u8def\u7531\u91cd\u5b9a\u5411\u62a5\u6587\uff08\u7c7b\u578b\u662f137\u7684<code>ICMPv6<\/code>\u62a5\u6587\uff09\u4e5f\u5c5e\u4e8e<code>NDP<\/code>\u7684\u8303\u7574\u3002<br \/>\n\u8def\u7531\u5668\u4f7f\u7528\u8def\u7531\u91cd\u5b9a\u5411\u62a5\u6587\u5411\u672c\u7f51\u6bb5\u4e2d\u7684\u4e3b\u673a\u53d1\u9001\u4e00\u6761\u8def\u7531\u4fe1\u606f\uff0c\u5728\u5176\u4e2d\u6307\u51fa\u4e00\u4e2a\u66f4\u4f18\u7684\u8def\u7531\u4e0b\u4e00\u8df3\u3002<\/li>\n<\/ol>\n<p>\u5982\u679c\u4e3b\u673a\u5141\u8bb8\u63a5\u6536<code>ICMPv6<\/code>\u91cd\u5b9a\u5411\u62a5\u6587\uff0c\u5c31\u4f1a\u5728\u8def\u7531\u7f13\u5b58\u4e2d\u5c06\u76ee\u7684\u5730\u5740\u7684\u4e0b\u4e00\u8df3\u4ece\u9ed8\u8ba4\u7f51\u5173\u6539\u4e3a\u8def\u7531\u91cd\u5b9a\u5411\u62a5\u6587\u4e2d\u6307\u793a\u7684\u65b0\u7684\u66f4\u4f18\u7684\u4e0b\u4e00\u8df3\u3002<br \/>\n\u540c\u6837\uff0c\u56e0\u4e3a\u8def\u7531\u91cd\u5b9a\u5411\u6ca1\u6709\u76f8\u5e94\u7684\u8ba4\u8bc1\u673a\u5236\uff0c\u56e0\u6b64\u53ef\u4ee5\u4f2a\u9020\u91cd\u5b9a\u5411\u62a5\u6587\u3002<br \/>\n\u4f46\u662f\uff0c\u91cd\u5b9a\u5411\u62a5\u6587\u4e0d\u80fd\u76f4\u63a5\u53d1\u9001\u800c\u88ab\u4e3b\u673a\u63a5\u6536\uff0c\u56e0\u4e3a\u91cd\u5b9a\u5411\u62a5\u6587\u7684\u5185\u5efa\u673a\u5236\u662f\u5fc5\u987b\u7531\u4e3b\u673a\u9996\u5148\u5411\u9ed8\u8ba4\u7f51\u5173\u53d1\u9001\u4e00\u4e2a\u5230\u8fbe\u67d0\u76ee\u6807\u7684\u62a5\u6587\uff0c\u624d\u5141\u8bb8\u4e3b\u673a\u63a5\u6536\u9ed8\u8ba4\u7f51\u5173\u53d1\u6765\u7684\u91cd\u5b9a\u5411\u62a5\u6587\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u8981\u53d1\u52a8\u91cd\u5b9a\u5411\u62a5\u6587\u653b\u51fb\uff0c\u5fc5\u987b\u5148\u4f2a\u9020\u4e00\u4e2a\u6e90\u5730\u5740\uff08\u6bd4\u5982\u67d0\u7f51\u7ad9\u7684<code>IPv6<\/code>\u5730\u5740\uff09\uff0c\u5411\u53d7\u5bb3\u4e3b\u673a\u53d1\u9001\u6bd4\u5982\u7c7b\u578b\u4e3a128\u7684<code>ICMPv6<\/code>\u56de\u663e\u8bf7\u6c42\u62a5\u6587\uff0c\u5e76\u5047\u5b9a\u53d7\u5bb3\u4e3b\u673a\u5fc5\u987b\u5bf9\u6b64\u56de\u663e\u8bf7\u6c42\u62a5\u6587\u56de\u5e94\u4e00\u4e2a\u7c7b\u578b\u4e3a129\u7684<code>ICMPv6<\/code>\u56de\u663e\u5e94\u7b54\u62a5\u6587\u3002<br \/>\n\u7136\u540e\uff0c\u653b\u51fb\u8005\u8fd8\u5f97\u5192\u5145\u9ed8\u8ba4\u7f51\u5173\u5411\u53d7\u5bb3\u4e3b\u673a\u53d1\u9001\u91cd\u5b9a\u5411\u62a5\u6587\uff0c\u4ee5\u6539\u53d8\u53d7\u5bb3\u4e3b\u673a\u7684\u8def\u7531\u7f13\u5b58\u8868\uff0c\u4ece\u800c\u4f7f\u53d7\u5bb3\u4e3b\u673a\u65e0\u6cd5\u8bbf\u95ee\u67d0\u7f51\u7ad9\u3002<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u79cd\u653b\u51fb\uff0c\u653b\u51fb\u8005\u5fc5\u987b\u6301\u7eed\u4e0d\u65ad\u5730\u89e6\u53d1\u53d7\u5bb3\u4e3b\u673a\u5411\u76ee\u7684\u5730\u5740\u53d1\u9001\u62a5\u6587\uff0c\u5e76\u5192\u5145\u9ed8\u8ba4\u7f51\u5173\u5411\u53d7\u5bb3\u4e3b\u673a\u53d1\u9001\u91cd\u5b9a\u5411\u62a5\u6587\uff0c\u800c\u4e14\u53d7\u5bb3\u4e3b\u673a\u8fd8\u5fc5\u987b\u63a5\u53d7\u91cd\u5b9a\u5411\u62a5\u6587\u5e76\u4fee\u6539\u8def\u7531\u7f13\u5b58\uff0c\u7f3a\u5c11\u4e2d\u95f4\u4efb\u4f55\u4e00\u4e2a\u73af\u8282\u653b\u51fb\u90fd\u4e0d\u4e00\u5b9a\u6210\u529f\u3002<\/p>\n<p>\u6bd4\u5982\uff0c\u82e5\u653b\u51fb\u8005\u4e0d\u6301\u7eed\u653b\u51fb\uff0c\u5219\u53d7\u5bb3\u4e3b\u673a\u7684\u8def\u7531\u7f13\u5b58\u8868\u5728\u7ecf\u5386\u4e00\u6bb5\u65f6\u95f4\u540e\u4f1a\u6062\u590d\u6b63\u5e38\u3002<br \/>\n\u8981\u60f3\u7981\u6b62\u8def\u7531\u91cd\u5b9a\u5411\u653b\u51fb\uff0c\u4e0d\u59a8\u5173\u95ed\u9ed8\u8ba4\u7f51\u5173\u7684\u8def\u7531\u91cd\u5b9a\u5411\u529f\u80fd\uff0c\u5e76\u5728\u7f51\u7edc\u4e2d\u7981\u6b62\u7c7b\u578b\u4e3a137\u7684<code>ICMPv6<\/code>\u8def\u7531\u91cd\u5b9a\u5411\u62a5\u6587\uff0c\u8fd9\u6837\u5373\u4fbf\u7f51\u7edc\u4e2d\u771f\u7684\u6709\u66f4\u4f18\u7684\u4e0b\u4e00\u8df3\uff0c\u4e5f\u76f4\u63a5\u5ffd\u7565\u3002<\/p>\n<ul>\n<li>\u5b9e\u9a8c\uff1a\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u7684\u68c0\u6d4b\u53ca\u9632\u8303<br \/>\n\u5728<code>IPv6<\/code>\u4e2d\uff0c\u5ba2\u6237\u4e3b\u673a\u5982\u679c\u81ea\u52a8\u83b7\u53d6<code>IPv6<\/code>\u5730\u5740\uff0c\u5219\u5fc5\u7136\u5c11\u4e0d\u4e86<code>RA<\/code>\u62a5\u6587\u7684\u53c2\u4e0e\u3002<br \/>\n<code>RA<\/code>\u62a5\u6587\u65e2\u53ef\u4ee5\u7528\u6765\u901a\u544a\u9ed8\u8ba4\u7f51\u5173\u89d2\u8272\u7684\u5b58\u5728\uff0c\u4e5f\u53ef\u4ee5\u643a\u5e26\u524d\u7f00\u4fe1\u606f\uff0c\u4ee5\u4fbf\u5ba2\u6237\u4e3b\u673a\u81ea\u52a8\u751f\u6210\u5730\u5740\u6216\u4fee\u6539\u524d\u7f00\uff08\u8def\u7531\uff09\u8868\u3002<br \/>\n\u5982\u679c\u7f51\u7edc\u4e2d\u6709\u975e\u6cd5\u8bbe\u5907\u53d1\u9001<code>RA<\/code>\u62a5\u6587\uff0c\u5176\u5371\u5bb3\u6027\u53ef\u60f3\u800c\u77e5\u3002<br \/>\n\u5728\u672c\u5b9e\u9a8c\u4e2d\uff0c\u6211\u4eec\u5148\u89c2\u5bdf\u5728\u5c40\u57df\u7f51\u4e2d\u6709\u4e24\u53f0\u8def\u7531\u5668\u540c\u65f6\u53d1\u9001<code>RA<\/code>\u62a5\u6587\u65f6\uff0c\u4e3b\u673a\u83b7\u53d6\u5730\u5740\u7b49\u4fe1\u606f\u7684\u60c5\u51b5\u3002<br \/>\n\u7136\u540e\u901a\u8fc7\u76f8\u5173\u4fe1\u606f\u67e5\u627e\u5230\u53d1\u9001\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u7684\u7269\u7406\u7aef\u53e3\uff0c\u5e76\u5c06\u5176\u5c01\u7981\u3002\u6700\u540e\u7528\u4e00\u79cd\u8f83\u4e3a\u6709\u6548\u7684\u65b9\u6cd5\u6765\u9632\u8303\u975e\u6cd5<code>RA<\/code>\u62a5\u6587\u5bf9\u5c40\u57df\u7f51\u9020\u6210\u7684\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<ol>\n<li>\n<p>\u5f00\u542f\u6240\u6709\u8282\u70b9\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720947348282.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u5206\u522b\u5bf9<code>R1<\/code>\uff08\u6a21\u62df\u5408\u6cd5\u8def\u7531\u5668\uff09\u548c<code>R2<\/code>\uff08\u6a21\u62df\u975e\u6cd5\u8def\u7531\u5668\uff09\u505a\u5982\u4e0b\u914d\u7f6e\u3002<br \/>\n<code>R1<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R1#config terminal\nR1(config)#ipv6 unicast-routing\nR1(config)#interface ethernet0\/0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 address 2019::1\/64\nR1(config-if)#no ipv6 nd ra suppress            \u5141\u8bb8\u53d1\u9001RA\u62a5\u6587\nR1(config-if)#no s<\/code><\/pre>\n<p><code>R2<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">2#config terminal\nR2(config)#ipv6 unicast-routing\nR2(config)#interface ethernet0\/0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2020::1\/64\nR2(config-if)#no ipv6 nd ra suppress            \u5141\u8bb8\u53d1\u9001RA\u62a5\u6587\nR2(config-if)#no shutdown<\/code><\/pre>\n<\/li>\n<li>\n<p><code>Host<\/code>\uff08\u8def\u7531\u5668\u6a21\u62df\u7684\u5ba2\u6237\u4e3b\u673a\uff09\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">Host#config terminal\nHost(config)#no ipv6 unicast-routing            \u6a21\u62df\u5ba2\u6237\u4e3b\u673a\u65f6\uff0c\u9700\u5173\u95edIPv6\u5355\u64ad\u8def\u7531\nHost(config)#interface ethernet0\/0\nHost(config-if)#ipv6 enable\nHost(config-if)#ipv6 address autoconfig         \u63a5\u53e3\u91c7\u7528SLACC\u81ea\u52a8\u83b7\u53d6\u5730\u5740\nHost(config-if)#no shutdown<\/code><\/pre>\n<\/li>\n<li>\n<p>\u5206\u522b\u5728<code>Win10<\/code>\u4e3b\u673a\u548c<code>Host<\/code>\u4e0a\u9a8c\u8bc1\u5730\u5740\u83b7\u53d6\u60c5\u51b5\u53ca\u9ed8\u8ba4\u7f51\u5173\u7684\u60c5\u51b5\u3002<code>Win10<\/code>\u4e3b\u673a\u7684\u5730\u5740\u83b7\u53d6\u60c5\u51b5\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720947570014.png\" alt=\"file\" \/><\/p>\n<p>\u4ece\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<code>Win10<\/code>\u4e3b\u673a\u540c\u65f6\u83b7\u53d6\u5230\u4e24\u4e2a\u524d\u7f00\u7684\u5730\u5740\u548c\u4e24\u4e2a\u9ed8\u8ba4\u7f51\u5173\u3002\u5982\u679c<code>R2<\/code>\u662f\u975e\u6cd5\u8def\u7531\u5668\uff0c\u5219<code>Win10<\/code>\u4e3b\u673a\u4e0e\u5916\u754c\u901a\u4fe1\u5c31\u53ef\u80fd\u4e0d\u6b63\u5e38\u3002<\/p>\n<p>\u5728<code>host<\/code>\u4e0a\u6267\u884c<code>show ipv6 routers<\/code>\u547d\u4ee4\uff0c\u663e\u793a\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">Host#show ipv6 routers \nRouter FE80::A8BB:CCFF:FE00:200 on Ethernet0\/0, last update 1 min\nHops 64, Lifetime 1800 sec, AddrFlag=0, OtherFlag=0, MTU=1500\nHomeAgentFlag=0, Preference=Medium\nReachable time 0 (unspecified), Retransmit time 0 (unspecified)\nPrefix 2020::\/64 onlink autoconfig\nValid lifetime 2592000, preferred lifetime 604800\nRouter FE80::A8BB:CCFF:FE00:100 on Ethernet0\/0, last update 1 min\nHops 64, Lifetime 1800 sec, AddrFlag=0, OtherFlag=0, MTU=1500\nHomeAgentFlag=0, Preference=Medium\nReachable time 0 (unspecified), Retransmit time 0 (unspecified)\nPrefix 2019::\/64 onlink autoconfig\nValid lifetime 2592000, preferred lifetime 604800<\/code><\/pre>\n<p>\u4ece\u4e0a\u9762\u7684\u8f93\u51fa\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u8def\u7531\u5668\u6a21\u62df\u7684<code>Host<\/code>\u6536\u5230\u4e86\u4e24\u53f0\u8def\u7531\u5668\u53d1\u9001\u6765\u7684<code>RA<\/code>\u62a5\u6587\uff0c\u5176\u4f18\u5148\u7ea7\u90fd\u662f<code>Medium<\/code>\u3002\u5728<code>Host<\/code>\u4e0a\u6267\u884c<code>show ipv6 interface brief ethernet0\/0<\/code>\u547d\u4ee4\uff0c\u663e\u793a\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">Host#show ipv6 interface brief ethernet 0\/0\nEthernet0\/0            [up\/up]\nFE80::A8BB:CCFF:FE00:300\n2019::A8BB:CCFF:FE00:300\n2020::A8BB:CCFF:FE00:300<\/code><\/pre>\n<p>\u4ece\u4e0a\u9762\u7684\u8f93\u51fa\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<code>Host<\/code>\u7684\u63a5\u53e3\u4e5f\u83b7\u53d6\u5230\u4e86\u4e24\u4e2a\u524d\u7f00\u7684<code>IPv6<\/code>\u5730\u5740\u3002\u5728Host\u4e0a\u6267\u884c<code>show ipv6 route ::\/0<\/code>\u547d\u4ee4\uff0c\u663e\u793a\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">Host#show ipv6 route ::\/0\nRouting entry for ::\/0\nKnown via \"ND\", distance 2, metric 0\nRoute count is 1\/1, share count 0\nRouting paths:\nFE80::A8BB:CCFF:FE00:200, Ethernet0\/0\n  Last updated 00:26:36 ago<\/code><\/pre>\n<p>\u4ece\u4e0a\u9762\u7684\u8f93\u51fa\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<code>Host<\/code>\u9ed8\u8ba4\u8def\u7531\u7684\u4e0b\u4e00\u8df3\u53ea\u6709\u4e00\u4e2a<code>R2<\/code>\u3002\u5bf9\u8def\u7531\u5668\u6765\u8bf4\uff0c\u5728\u591a\u4e2a<code>RA<\/code>\u62a5\u6587\u7684\u4f18\u5148\u7ea7\u76f8\u540c\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u968f\u673a\u9009\u62e9\u5176\u4e2d\u4e00\u4e2a\u4f5c\u4e3a\u9ed8\u8ba4\u7f51\u5173\uff0c\u800c<code>Win10<\/code>\u4e3b\u673a\u4f1a\u540c\u65f6\u9009\u62e9\u4e24\u4e2a\u9ed8\u8ba4\u7f51\u5173\u3002\u5728\u4f18\u5148\u7ea7\u76f8\u540c\uff08\u53ef\u901a\u8fc7\u547d\u4ee4<code>route print-6<\/code>\u547d\u67e5\u770b\u8dc3\u70b9\u6570\uff09\u7684\u60c5\u51b5\u4e0b\uff0c\u968f\u673a\u8d70\u4e00\u4e2a\u7f51\u5173\uff1f<\/p>\n<\/li>\n<li>\n<p>\u5c06\u5408\u6cd5\u8def\u7531\u5668R1\u7684RA\u62a5\u6587\u7684\u4f18\u5148\u7ea7\u8c03\u9ad8\uff0c<code>R1<\/code>\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R1#conf t\nR1(config)#\nR1(config)#int eth0\/0\nR1(config-if)#ipv6 nd router-preference  ?            \u67e5\u770b\u652f\u6301\u7684\u4f18\u5148\u7ea7\uff08\u53ea\u67093\u79cd\uff09\nHigh    High default router preference\nLow      Low default router preference\nMedium  Medium default router preference\nR1(config-if)#ipv6 nd router-preference high          \u4f18\u5148\u7ea7\u9009\u62e9H<\/code><\/pre>\n<p>\u4ece\u4e0a\u9762\u7684\u8f93\u51fa\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<code>RA<\/code>\u62a5\u6587\u901a\u544a\u7684\u8def\u7531\u4f18\u5148\u7ea7\u67093\u4e2a\uff0c\u9ed8\u8ba4\u4e3a<code>Medium<\/code>\u3002<br \/>\n\u5c06\u5408\u6cd5\u8def\u7531\u5668<code>R1<\/code>\u53d1\u51fa\u7684<code>RA<\/code>\u62a5\u6587\u7684\u4f18\u5148\u7ea7\u8c03\u4e3a<code>High<\/code>\u540e\uff0c\u518d\u5206\u522b\u67e5\u770b<code>Host<\/code>\u548c<code>Win10<\/code>\u4e3b\u673a\u7684\u8def\u7531\u4f18\u5148\u7ea7\u3002<br \/>\n\u5728<code>Host<\/code>\u4e0a\u6267\u884c<code>show ipv6 route ::\/0<\/code>\u547d\u4ee4\uff0c\u53ef\u4ee5\u770b\u5230\u9ed8\u8ba4\u8def\u7531\u6539\u4e3a<code>R1<\/code>\u4e86\uff08\u9009\u62e9\u4f18\u5148\u7ea7\u9ad8\u7684\u9ed8\u8ba4\u8def\u7531\uff09\u3002<br \/>\n\u5728<code>Host<\/code>\u4e0a\u67e5\u770b\u9ed8\u8ba4\u8def\u7531\u7684\u4fe1\u606f\uff0c\u663e\u793a\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">Host#show ipv6 route ::\/0\nRouting entry for ::\/0\nKnown via \"ND\", distance 2, metric 0\nRoute count is 1\/1, share count 0\nRouting paths:\nFE80::A8BB:CCFF:FE00:100, Ethernet0\/0\n  Last updated 00:02:34 ago\nHost#show ipv6 routers  default \nRouter FE80::A8BB:CCFF:FE00:100 on Ethernet0\/0, last update 0 min\nHops 64, Lifetime 1800 sec, AddrFlag=0, OtherFlag=0, MTU=1500\nHomeAgentFlag=0, Preference=High, trustlevel = 0\nReachable time 0 (unspecified), Retransmit time 0 (unspecified)\nPrefix 2019::\/64 onlink autoconfig\nValid lifetime 2592000, preferred lifetime 604800<\/code><\/pre>\n<p>\u4ece\u4e0a\u9762\u7684\u8f93\u51fa\u4e2d\u53ef\u4ee5\u770b\u5230\uff0c\u9ed8\u8ba4\u8def\u7531\u7684\u4f18\u5148\u7ea7\u662f<code>High<\/code>\u3002<\/p>\n<p><code>Win10<\/code>\u4e3b\u673a\u4e5f\u4e00\u6837\u3002\u53ef\u4ee5\u770b\u5230<code>Win10<\/code>\u4e3b\u673a\u540c\u6837\u6709\u4e24\u4e2a<code>IPv6<\/code>\u5730\u5740\u548c\u4e24\u4e2a\u9ed8\u8ba4\u7f51\u5173\u3002<br \/>\n\u901a\u8fc7\u547d\u4ee4<code>route print -6<\/code>\u53ef\u4ee5\u770b\u5230\u4e24\u4e2a\u9ed8\u8ba4\u7f51\u5173\u7684\u8dc3\u70b9\u6570\uff08\u4f18\u5148\u7ea7\uff09\u4e0d\u4e00\u6837\u4e86\uff0c<code>R1<\/code>\u5bf9\u5e94\u7684\u8dc3\u70b9\u6570\u7684\u6570\u503c\u66f4\u4f4e\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720949686014.png\" alt=\"file\" \/><\/p>\n<p>\u7531\u4e0a\u53ef\u77e5\uff0c\u8c03\u6574\u5408\u6cd5\u8def\u7531\u5668\u7684\u8def\u7531\u4f18\u5148\u7ea7\uff0c\u53ef\u4ee5\u6539\u53d8\u5ba2\u6237\u4e3b\u673a\u7684\u9ed8\u8ba4\u7f51\u5173\uff0c\u4f46<code>RA<\/code>\u62a5\u6587\u4e2d\u643a\u5e26\u7684\u524d\u7f00\u4fe1\u606f\u4ecd\u7136\u53ef\u4ee5\u7528\u6765\u914d\u7f6e\u5730\u5740\uff0c\u800c\u4e14\u975e\u6cd5\u8def\u7531\u5668\u4e5f\u53ef\u4ee5\u8c03\u6574\u4e3a\u9ad8\u7684\u4f18\u5148\u7ea7\uff0c\u6240\u4ee5\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u80fd\u5f7b\u5e95\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n<\/li>\n<li>\n<p>\u65e2\u7136\u8c03\u6574\u5408\u6cd5\u8def\u7531\u5668\u7684\u4f18\u5148\u7ea7\u4e0d\u80fd\u5f7b\u5e95\u89e3\u51b3\u95ee\u9898\uff0c\u5c31\u9700\u8981\u60f3\u4e00\u79cd\u65b9\u6cd5\u5c06\u5176\u5f7b\u5e95\u89e3\u51b3\u3002<br \/>\n\u4e3a\u6b64\uff0c\u53ef\u4ee5\u5728\u8fde\u63a5\u975e\u5408\u6cd5\u8def\u7531\u5668\u7684\u63a5\u53e3\u4e0a\u62d2\u7edd\u63a5\u6536\u4efb\u4f55RA\u62a5\u6587\u3002<br \/>\n\u56e0\u4e3a<code>RA<\/code>\u62a5\u6587\u662f\u7c7b\u578b\u4e3a134\u7684<code>ICMPv6<\/code>\u62a5\u6587\uff0c\u5728<code>IPv6<\/code>\u534f\u8bae\u4e4b\u4e0a\uff0c\u800c\u4e14\u4e00\u822c\u7684\u4ea4\u6362\u673a\u53ef\u4ee5\u5b9a\u4e49\u9ad8\u7ea7\u6269\u5c55\u5217\u8868\u6765\u62d2\u7edd<code>RA<\/code>\u62a5\u6587\u3002<br \/>\n\u6bd4\u5982\u5728\u601d\u79d1\u4ea4\u6362\u673a\u4e0a\u53ef\u4ee5\u5b9a\u4e49\u5982\u4e0b\u8bbf\u95ee\u5217\u8868\u6765\u62d2\u7edd<code>RA<\/code>\u62a5\u6587\uff1a<\/p>\n<pre><code class=\"language-bash\">ipv6 access-list anti_RA\nDeny icmp any any router-advertisement  \u62d2\u7edd\u6240\u6709\u7684ICMP RA\u62a5\u6587\nPermit ipv6 any any<\/code><\/pre>\n<p>\u4f46\u8fd9\u4e2a\u8bbf\u95ee\u63a7\u5236\u5217\u8868\u65e0\u6cd5\u5e94\u7528\u5728\u601d\u79d1\u7684\u4e8c\u5c42\u4ea4\u6362\u673a\u7aef\u53e3\u4e0a\uff08\u56fd\u4ea7\u7684\u9510\u6377\u7b49\u4ea4\u6362\u673a\u662f\u652f\u6301\u7684\uff09\uff0c\u53ea\u80fd\u5e94\u7528\u5728\u4e09\u5c42\u63a5\u53e3\u4e0a\uff0c\u6240\u4ee5\u8fd9\u79cd\u65b9\u6cd5\u5728\u601d\u79d1\u4ea4\u6362\u673a\u4e0a\u884c\u4e0d\u901a\u3002\u4e0b\u9762\u7684\u914d\u7f6e\u6765\u81ea\u56fd\u4ea7\u7684\u9510\u6377\u4e8c\u5c42\u4ea4\u6362\u673a\uff1a<\/p>\n<pre><code class=\"language-bash\">Ruijie-switch(config)#ipv6 access-list deny-ra\nRuijie-switch(config-ipv6-acl)#deny icmp any any router-advertisement\nRuijie-switch(config-ipv6-acl)#permit ipv6 any any\nRuijie-switch(config-ipv6-acl)#exit\nRuijie-switch(config)#int rang gi 0\/1 \u2013 23   1~23\u53f7\u7aef\u53e3\u90fd\u6ca1\u6709\u8fde\u63a5\u5408\u6cd5\u8def\u7531\u5668\uff0c\u62d2\u7edd\u63a5\u6536RA\u62a5\u6587\nRuijie-switch(config-if-range)#ipv6 traffic-filter deny-ra in   \u4e8c\u5c42\u63a5\u53e3\u4e0b\u8c03\u7528\u8bbf\u95ee\u63a7\u5236\u5217\u8868<\/code><\/pre>\n<p>\u7ecf\u8fc7\u4e0a\u9762\u7684\u914d\u7f6e\u540e\uff0c\u4ea4\u6362\u673a\u7684\u4e0a\u8fde\u7ebf\u63a5\u5728<code>gi0\/24<\/code>\u53f7\u7aef\u53e3\uff0c<code>gi0\/1 ~ gi0\/23<\/code>\u53f7\u7aef\u53e3\u90fd\u53ef\u4ee5\u83b7\u5f97\u5408\u6cd5\u8def\u7531\u5668\u5206\u914d\u7684<code>IPv6<\/code>\u5730\u5740\uff0c\u5373\u4f7f<code>gi0\/1 ~ gi0\/23<\/code>\u53f7\u7aef\u53e3\u8fde\u63a5\u4e86\u975e\u6cd5\u7684\u8def\u7531\u5668\uff0c\u4ea4\u6362\u673a\u4e5f\u4f1a\u62d2\u7edd\u63a5\u6536\u8be5\u7aef\u53e3\u53d1\u51fa\u7684<code>RA<\/code>\u62a5\u6587\u3002<\/p>\n<p>\u601d\u79d1\u8f83\u9ad8\u7248\u672c\u7684<code>iOS<\/code>\u652f\u6301<code>IPv6 ND RA Guard<\/code>\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u7684\u63a5\u53e3\u4e0a\uff0c\u914d\u7f6e<code>ipv6 nd raguard<\/code>\uff0c\u4f7f\u5176\u4e0d\u518d\u63a5\u6536RA\u62a5\u6587\u3002<\/p>\n<p>\u4f7f\u7528<code>ipv6 nd raguard attach-policy policy-name<\/code>\u547d\u4ee4\u53ef\u4ee5\u8fdb\u884c\u66f4\u9ad8\u7ea7\u7684\u914d\u7f6e\uff0c\u6bd4\u5982\u53ef\u4ee5\u8fc7\u6ee4\u53ef\u63a5\u53d7\u7684<code>IPv6<\/code>\u524d\u7f00\u3002<code>EVE-NG<\/code>\u5b9e\u9a8c\u5e73\u53f0\u4e2d\u7684\u601d\u79d1\u4ea4\u6362\u673a\u867d\u80fd\u652f\u6301\u8be5\u547d\u4ee4\uff0c\u4f46\u5374\u6ca1\u6709\u6548\u679c\uff08\u4f30\u8ba1\u6709<code>Bug<\/code>\uff09\u3002<\/p>\n<p>\u4e3a\u4e86\u80fd\u5728\u5b9e\u9a8c\u5e73\u53f0\u4e0a\u5c55\u793a\u62d2\u7edd<code>RA<\/code>\u62a5\u6587\u7684\u6548\u679c\uff0c\u8fd9\u91cc\u91c7\u7528\u7b2c\u4e09\u79cd\u4e34\u65f6\u66ff\u4ee3\u529e\u6cd5\uff0c\u5373\u5728\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0a\u914d\u7f6e<code>MAC ACL<\/code>\uff08\u5373\u57fa\u4e8e<code>MAC<\/code>\u5730\u5740\u7684<code>ACL<\/code>\uff09\u3002<\/p>\n<p>\u56e0\u4e3a<code>RA<\/code>\u62a5\u6587\u7684\u76ee\u7684\u5730\u5740\u662f<code>FF02::1<\/code>\uff0c\u5176\u5bf9\u5e94\u7684\u76ee\u7684<code>MAC<\/code>\u5c31\u662f<code>3333.0000.0001<\/code>\uff0c\u6240\u4ee5\u53ef\u4ee5\u5728\u975e\u4fe1\u4efb\u8def\u7531\u5668\u7684\u7aef\u53e3\u4e0a\u62d2\u7edd\u6240\u6709\u76ee\u7684<code>MAC<\/code>\u662f<code>3333.0000.0001<\/code>\u7684\u62a5\u6587\u3002<\/p>\n<p>\u5728\u4ea4\u6362\u673a\u4e0a\u505a\u5982\u4e0b\u914d\u7f6e\uff1a<\/p>\n<pre><code class=\"language-bash\">Switch#config terminal\nSwitch(config)#mac access-list extended deny-ra\nSwitch(config-ext-macl)#deny any host 3333.0000.0001      \u62d2\u7edd\u6240\u6709\u5230MAC\u5730\u57403333.0000.0001\u7684\u6570\u636e\u62a5\u6587\uff0c\u4e5f\u5c31\u662f\u5230FF02::1\u7684\u62a5\u6587\nSwitch(config-ext-macl)#permit any any\nSwitch(config-ext-macl)#interface ethernet 0\/2        \u8fde\u63a5\u975e\u6cd5\u8def\u7531\u5668R2\u7684\u63a5\u53e3\u4e0b\u5e94\u7528\nSwitch(config-if)#mac access-group deny-ra in        \u5728\u5165\u65b9\u5411\u5e94\u7528\uff0c\u5373\u63a5\u6536\u6570\u636e\u62a5\u6587\u65f6<\/code><\/pre>\n<p>\u7136\u540e\u5c06<code>Host<\/code>\u7684<code>ethernet0\/0<\/code>\u63a5\u53e3\u91cd\u542f\uff0c\u4ee5\u53ca\u5c06<code>Win10<\/code>\u4e3b\u673a\u7f51\u5361\u91cd\u542f\uff0c\u4e24\u53f0\u5ba2\u6237\u7aef\u90fd\u53ea\u80fd\u83b7\u53d6\u5230<code>R1<\/code>\u901a\u544a\u7684<code>RA<\/code>\u62a5\u6587\uff0c\u5e76\u7528\u4e8e\u5730\u5740\u81ea\u52a8\u914d\u7f6e\u548c\u9ed8\u8ba4\u7f51\u5173\u3002<\/p>\n<p>\u53ef\u4ee5\u628a\u6b64<code>MAC ACL<\/code>\u5e94\u7528\u5728\u6240\u6709\u975e\u6cd5\u8def\u7531\u5668\u7684\u7aef\u53e3\u4e0a\u3002<br \/>\n\u4f46\u9700\u8981\u7279\u522b\u8bf4\u660e\u7684\u662f\uff0c\u5982\u679c\u7f51\u7edc\u4e2d\u6709\u7ec4\u64ad\u5e94\u7528\uff0c\u4e14\u7ec4\u64ad\u5730\u5740\u5bf9\u5e94\u7684<code>MAC<\/code>\u5730\u5740\u6070\u597d\u662f<code>3333.0000.0001<\/code>\uff0c\u6bd4\u5982\u7ec4\u64ad\u5730\u5740<code>FF05::1:0:1<\/code>\uff0c\u5c31\u4e0d\u80fd\u4f7f\u7528\u8fd9\u79cd<code>MAC ACL<\/code>\u4e86\u3002<br \/>\n\u597d\u5728\u4e00\u822c\u5f88\u5c11\u9047\u5230<code>MAC<\/code>\u5730\u5740\u662f<code>3333.0000.0001<\/code>\u7684\u60c5\u51b5\uff0c\u4e14\u51e0\u4e4e\u6240\u6709\u7684\u4e8c\u5c42\u53ef\u7f51\u7ba1\u4ea4\u6362\u673a\u652f\u6301\u8fd9\u79cd<code>MAC ACL<\/code>\u3002<\/p>\n<\/li>\n<\/ol>\n<h4>IPv6\u5730\u5740\u6b3a\u9a97\u53ca\u9632\u8303<\/h4>\n<p>\u8def\u7531\u5668\u6216\u4ea4\u6362\u673a\u5728\u7f51\u7edc\u4e2d\u8f6c\u53d1\u6570\u636e\u5305\u65f6\uff0c\u4e00\u822c\u90fd\u53ea\u5173\u5fc3\u6570\u636e\u5305\u7684\u76ee\u7684\u5730\u5740\uff0c\u5373\u4e8c\u5c42\u4ea4\u6362\u673a\u53ea\u67e5\u627e\u76ee\u7684<code>mac<\/code>\uff0c\u8def\u7531\u5668\u7b49\u4e09\u5c42\u8bbe\u5907\u53ea\u67e5\u627e\u76ee\u7684<code>ip<\/code>\u5730\u5740\u3002<br \/>\n\u53ea\u5173\u5fc3\u76ee\u7684\u5730\u5740\u800c\u5ffd\u7565\u6e90\u5730\u5740\u7684\u597d\u5904\u662f\uff0c\u53ef\u4ee5\u51cf\u8f7b\u7f51\u7edc\u8bbe\u5907\u7684\u8ba1\u7b97\u8d1f\u62c5\uff0c\u4ece\u800c\u63d0\u9ad8\u6570\u636e\u5305\u7684\u8f6c\u53d1\u6548\u7387\u3002<br \/>\n\u4f46\u8fd9\u4e5f\u5e26\u6765\u4e86\u5b89\u5168\u9690\u60a3\u3002\u4efb\u4f55\u653b\u51fb\u8005\u90fd\u53ef\u4ee5\u7cbe\u5fc3\u4f2a\u9020\u6570\u636e\u5305\u7684\u6e90<code>ipv6<\/code>\u5730\u5740\uff0c\u5b9e\u73b0\u7c7b\u4f3c\u53cd\u5c04\u653b\u51fb\u7b49\u76ee\u7684\u3002<\/p>\n<p>\u4e3a\u4e86\u9632\u8303<code>ipv6<\/code>\u5730\u5740\u6b3a\u9a97\uff0c\u8def\u7531\u5668\u7b49\u7f51\u7edc\u8bbe\u5907\u5728\u63a5\u6536\u6570\u636e\u5305\u65f6\uff0c\u53ef\u4ee5\u68c0\u67e5\u6e90\u5730\u5740\u7684\u5408\u6cd5\u6027\uff0c\u53ea\u6709\u6e90\u5730\u5740\u5408\u6cd5\u624d\u8fdb\u884c\u8def\u7531\u8f6c\u53d1\u3002<br \/>\n\u5982\u679c\u6e90\u5730\u5740\u662f\u975e\u6cd5\u7684\uff0c\u5219\u76f4\u63a5\u4e22\u5f03\u8be5\u6570\u636e\u5305\uff0c\u4ece\u800c\u6709\u6548\u5730\u62d2\u7edd<code>ipv6<\/code>\u5730\u5740\u6b3a\u9a97\u653b\u51fb\u3002<br \/>\n\u4e00\u822c\u800c\u8a00\uff0c\u5982\u679c\u6e90\u5730\u5740\u662f\u7ec4\u64ad\u5730\u5740\uff0c\u5e94\u8be5\u76f4\u63a5\u5224\u5b9a\u4e3a\u975e\u6cd5\u5730\u5740\u800c\u4e22\u5f03\u6570\u636e\u5305\uff0c\u56e0\u4e3a\u8fd9\u4e0d\u7b26\u5408\u7ec4\u64ad\u5730\u5740\u7684\u4f7f\u7528\u573a\u666f\u3002<\/p>\n<p>\u9632\u8303\u5730\u5740\u6b3a\u9a97\u7684\u5173\u952e\u662f\u5982\u4f55\u5224\u65ad\u6e90\u5730\u5740\u662f\u5426\u5408\u6cd5\u3002<br \/>\n\u5728<code>IPv4<\/code>\u4e2d\uff0c\u4e8c\u5c42\u63a5\u5165\u4ea4\u6362\u673a\u53ef\u4ee5\u901a\u8fc7<code>DHCP Snooping<\/code>\u8868\u6765\u786e\u5b9a<code>IP<\/code>+\u7aef\u53e3+<code>VLAN<\/code>\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u5728\u7aef\u53e3\u63a5\u6536\u5230\u6570\u636e\u5e27\u65f6\uff0c\u5982\u679c\u6e90\u5730\u5740\u4e0e\u8be5\u8868\u9879\u4e0d\u7b26\uff0c\u5219\u4f1a\u76f4\u63a5\u4e22\u5f03\u3002<br \/>\n\u5f53\u7136\uff0c\u5728\u786e\u5b9a\u67d0\u4ea4\u6362\u673a\u7aef\u53e3\u53ea\u53ef\u80fd\u51fa\u73b0\u6e90\u81ea\u67d0\u4e9b\u5730\u5740\u7684\u6570\u636e\u5e27\u65f6\uff0c\u4e5f\u53ef\u4ee5\u624b\u52a8\u8bbe\u7f6e\u767d\u540d\u5355\uff0c\u4ece\u800c\u62d2\u7edd\u63a5\u6536\u542b\u6709\u975e\u6cd5\u6e90\u5730\u5740\u7684\u4fe1\u606f\u3002<\/p>\n<p><code>IPv6<\/code>\u73af\u5883\u4e5f\u662f\u4e00\u6837\u3002\u6211\u56fd\u6e05\u534e\u5927\u5b66\u4e0b\u4e00\u4ee3\u4e92\u8054\u7f51\u6280\u672f\u7814\u7a76\u56e2\u961f\u63d0\u51fa\u7684\u6e90\u5730\u5740\u9a8c\u8bc1\u6539\u8fdb\uff08<code>Source Address Validation Improvement\uff0cSAVI<\/code>\uff09\u6280\u672f\u5728\u56fd\u9645\u4e0a\u662f\u5f88\u5148\u8fdb\u7684\uff0c\u4e0d\u4ec5\u6709\u6b63\u89c4\u7684<code>RFC<\/code>\u6587\u6863\uff0c\u8fd8\u5f97\u5230\u4e86\u4f17\u591a\u56fd\u4ea7\u4ea4\u6362\u673a\u5382\u5546\uff08\u5982\u9510\u6377\u3001\u4e2d\u5174\u3001\u534e\u4e09\u3001\u795e\u5dde\u6570\u7801\uff09\u7684\u652f\u6301\u548c\u5b9e\u73b0\u3002<\/p>\n<p><code>SAVI<\/code>\u7684\u539f\u7406\u501f\u9274\u4e86<code>IPv4<\/code>\u4e2d<code>DHCP Snooping<\/code>\u6280\u672f\u7684\u505a\u6cd5\uff0c\u4e8c\u5c42\u63a5\u5165\u4ea4\u6362\u673a\u542f\u7528<code>IPv6 Snooping<\/code>\uff0c\u7528\u6765\u76d1\u542c\u4ee5<code>SLACC<\/code>\u6216<code>DHCPv6<\/code>\u65b9\u6cd5\u81ea\u52a8\u83b7\u53d6\u5730\u5740\u7684\u8fc7\u7a0b\u4e2d\u7684\u901a\u4fe1\u62a5\u6587\uff0c\u5f62\u6210<code>IPv6<\/code>\u5730\u5740+\u7aef\u53e3+<code>VLAN<\/code>\u5bf9\u5e94\u5173\u7cfb\u7684<code>Snooping<\/code>\u8868\u3002<br \/>\n\u7136\u540e\u6839\u636e\u6b64\u8868\u9879\uff0c\u518d\u5728\u7269\u7406\u7aef\u53e3\u4e0b\u542f\u7528\u6e90<code>IPv6<\/code>\u5730\u5740\u548c\u6e90<code>MAC<\/code>\u5730\u5740\u68c0\u6d4b\uff0c\u82e5\u63a5\u6536\u5230\u7684\u6570\u636e\u5305\u7684\u6e90\u5730\u5740\u4e0e\u8868\u9879\u4e0d\u7b26\uff0c\u5219\u76f4\u63a5\u4e22\u5f03\u3002<\/p>\n<p>\u9664\u4e86\u5728\u63a5\u5165\u5c42\u4ea4\u6362\u673a\u7aef\u53e3\u542f\u7528\u6e90\u5730\u5740\u68c0\u6d4b\u5916\uff0c\u5728\u4e09\u5c42\u7f51\u7edc\u8bbe\u5907\uff08\u5982\u8def\u7531\u5668\uff09\u7684\u63a5\u53e3\u4e0b\u4e5f\u53ef\u4ee5\u542f\u7528\u6e90\u5730\u5740\u68c0\u6d4b\uff0c\u8fd9\u5c31\u662f\u5355\u64ad\u53cd\u5411\u8def\u5f84\u8f6c\u53d1\uff08<code>Unicast Reverse Path Forwarding\uff0cURPF<\/code>\uff09\u6280\u672f\u3002<br \/>\n<code>URPF<\/code>\u662f\u4e00\u79cd\u7528\u6765\u9632\u8303\u57fa\u4e8e\u6e90\u5730\u5740\u6b3a\u9a97\u7684\u653b\u51fb\u884c\u4e3a\u7684\u6280\u672f\uff0c\u5b83\u7684\u539f\u7406\u662f\uff0c\u4ece\u67d0\u4e2a\u63a5\u53e3\u63a5\u6536\u5230\u6570\u636e\u5305\u65f6\uff0c\u62bd\u53d6\u5176\u6e90<code>IPv6<\/code>\u5730\u5740\uff0c\u518d\u67e5\u627e\u81ea\u8eab\u7684\u8def\u7531\u8868\uff0c<br \/>\n\u67e5\u627e\u7ed3\u679c\u901a\u5e38\u4f1a\u67093\u79cd\u60c5\u51b5\uff1a\u6e90\u5730\u5740\u5728\u8def\u7531\u8868\u4e2d\u6ca1\u6709\u5339\u914d\u9879\uff1b\u6e90\u5730\u5740\u5728\u8def\u7531\u8868\u4e2d\u6709\u5339\u914d\u9879\uff0c\u4f46\u5bf9\u5e94\u7684\u51fa\u63a5\u53e3\u4e0e\u6536\u5230\u6b64\u6570\u636e\u5305\u7684\u63a5\u53e3\u4e0d\u4e00\u81f4\uff1b\u6e90\u5730\u5740\u5728\u8def\u7531\u8868\u4e2d\u6709\u5339\u914d\u9879\uff0c\u4e14\u5bf9\u5e94\u7684\u51fa\u63a5\u53e3\u4e0e\u6536\u5230\u6b64\u6570\u636e\u5305\u7684\u63a5\u53e3\u4e00\u81f4\u3002<\/p>\n<p>\u5bf9\u4e8e\u7b2c\u4e00\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u80af\u5b9a\u6536\u5230\u7684\u6570\u636e\u5305\u7684\u6e90\u5730\u5740\u662f\u975e\u6cd5\u7684\uff0c\u4e5f\u5c31\u662f\u6ca1\u901a\u8fc7<code>URPF<\/code>\u68c0\u67e5\uff0c\u6240\u4ee5\u53ef\u4ee5\u76f4\u63a5\u4e22\u5f03\u3002<br \/>\n\u5bf9\u4e8e\u540e\u4e24\u79cd\u60c5\u51b5\uff0c\u5219\u8981\u770b\u662f\u4e25\u683c\u7684<code>URPF<\/code>\u8fd8\u662f\u677e\u6563\u7684<code>URPF<\/code>\uff0c\u5982\u679c\u662f\u4e25\u683c\u7684<code>URPF<\/code>\uff0c\u5219\u53ea\u6709\u7b2c\u4e09\u79cd\u60c5\u51b5\u624d\u80fd\u901a\u8fc7<code>URPF<\/code>\u68c0\u6d4b\u3002<br \/>\n\u5982\u679c\u786e\u5b9a\u53ea\u53ef\u80fd\u901a\u8fc7\u5355\u4e2a\u51fa\u63a5\u53e3\u5230\u8fbe\u67d0\u5730\u5740\uff0c\u5219\u53ef\u4ee5\u6267\u884c\u4e25\u683c\u7684<code>URPF<\/code>\uff0c\u8fd9\u901a\u5e38\u53d1\u751f\u5728\u6700\u672b\u7aef\u7684\u63a5\u5165\u7f51\u6bb5\u3002<br \/>\n\u677e\u6563\u7684<code>URPF<\/code>\u901a\u5e38\u53d1\u751f\u5728\u7f51\u7edc\u4e2d\u6709\u5197\u4f59\u8def\u5f84\u65f6\uff0c\u5373\u5141\u8bb8\u6765\u81ea\u67d0\u4e2a\u6e90\u5730\u5740\u7684\u6570\u636e\u5305\u53ef\u4ee5\u4ece\u591a\u6761\u8def\u5f84\u5230\u8fbe\u3002<\/p>\n<ul>\n<li>\u5b9e\u9a8c\uff1a\u5e94\u7528<code>urpf<\/code>\u9632\u6b62<code>ipv6<\/code>\u6e90\u5730\u5740\u6b3a\u9a97<br \/>\n\u9632\u8303<code>IPv6<\/code>\u6e90\u5730\u5740\u6b3a\u9a97\u6700\u597d\u7684\u529e\u6cd5\u662f\u5728\u63a5\u5165\u5c42\u901a\u8fc7<code>SAVI<\/code>\u6765\u5b9e\u73b0\uff0c\u4f46\u56e0\u4e3a\u672c\u5b9e\u9a8c\u5e73\u53f0\u6682\u65f6\u8fd8\u4e0d\u80fd\u6a21\u62df\u56fd\u4ea7\u4ea4\u6362\u673a\uff0c\u6240\u4ee5\u9000\u800c\u6c42\u5176\u6b21\uff0c\u9009\u62e9\u7528<code>URPF<\/code>\u6765\u9632\u6b62<code>IPv6<\/code>\u6e90\u5730\u5740\u6b3a\u9a97\u3002<br \/>\n\u56e0\u4e3a\u7f3a\u5c11\u6e90\u5730\u5740\u6b3a\u9a97\u653b\u51fb\u8f6f\u4ef6\uff0c\u6240\u4ee5\u6211\u4eec\u8fd9\u91cc\u901a\u8fc7<code>ping<\/code>\u547d\u4ee4\u6765\u9a8c\u8bc1\u6548\u679c\u3002\u540c\u65f6\u672c\u5b9e\u9a8c\u8fd8\u5c06\u6f14\u793a\u4e25\u683c<code>URPF<\/code>\u548c\u677e\u6563<code>URPF<\/code>\u7684\u533a\u522b\u3002<\/li>\n<\/ul>\n<ol>\n<li>\n<p>\u5f00\u542f\u6240\u6709\u8282\u70b9<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1720965877814.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u8def\u7531\u5668<code>R1<\/code>\u4e0e\u8def\u7531\u5668<code>R2<\/code>\u4e4b\u95f4\u6709\u4e24\u6761\u76f4\u8fde\u94fe\u8def\uff0c\u5728<code>R1<\/code>\u4e0a\u521b\u5efa\u4e00\u4e2a\u73af\u56de\u63a5\u53e3\uff0c\u5e76\u914d\u7f6e<code>IPv6<\/code>\u5730\u5740\u3002<br \/>\n<code>R1<\/code>\u6709\u4e00\u6761\u9ed8\u8ba4\u8def\u7531\u6307\u5411<code>R2<\/code>\uff0c\u8d70\u7684\u662f\u56fe\u4e2d\u7684<code>e0\/0<\/code>\u94fe\u8def\u3002<br \/>\n<code>R3<\/code>\u4e0a\u7684\u9ed8\u8ba4\u8def\u7531\u6307\u5411<code>R2<\/code>\u3002<code>R2<\/code>\u4e0a\u6709\u4e00\u6761\u53bb\u5f80<code>R1<\/code>\u7684\u73af\u56de\u63a5\u53e3\u7684\u8def\u7531\uff0c\u8d70\u7684\u662f\u56fe\u4e2d\u7684<code>e0\/1<\/code>\u94fe\u8def\u3002<br \/>\n\u5373<code>R1<\/code>\u7684\u73af\u56de\u63a5\u53e3\u4e0e\u5916\u754c\u901a\u4fe1\u65f6\uff0c\u53d1\u9001\u62a5\u6587\u8d70\u7684\u662f<code>e0\/0<\/code>\u63a5\u53e3\uff0c\u8fd4\u56de\u62a5\u6587\u8d70\u7684\u662f<code>e0\/1<\/code>\u63a5\u53e3\uff0c\u5373\u5b58\u5728\u4e0d\u5bf9\u79f0\u8def\u7531\u3002<\/p>\n<p><code>R1<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R1#config terminal\nR1(config)#ipv6 unicast-routing\nR1(config)#interface ethernet0\/0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 nd ra suppress\nR1(config-if)#ipv6 address 2018:12::1\/64\nR1(config-if)#no shutdown\nR1(config-if)#interface ethernet0\/1\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 nd ra suppress\nR1(config-if)#ipv6 address 2018:12:1::1\/64\nR1(config-if)#no shutdown\nR1(config-if)#interface loopback 0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 address 2017::1\/128            \u7ed9\u73af\u56de\u63a5\u53e3\u8bbe\u7f6eIPv6\u5730\u5740\uff0c\u4f9b\u6d4b\u8bd5\u7528\nR1(config-if)#ipv6 route ::\/0  2018:12::2            \u9ed8\u8ba4\u8def\u7531\u8d70ethernet0\/0\u63a5\u53e3<\/code><\/pre>\n<p><code>R2<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2#config terminal\nR2(config)#ipv6 unicast-routing\nR2(config)#interface ethernet0\/0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 nd ra suppress\nR2(config-if)#ipv6 address 2018:12::2\/64\nR2(config-if)#no shutdown\nR2(config-if)#interface ethernet0\/1\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 nd ra suppress\nR2(config-if)#ipv6 address 2018:12:1::2\/64\nR2(config-if)#no shutdown\nR2(config-if)#interface ethernet0\/2\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 nd ra suppress\nR2(config-if)#ipv6 address 2019:23::2\/64\nR2(config-if)#no shutdown\nR2(config-if)#ipv6 route 2017::1\/128 2018:12:1::1        \u53bb\u5f80R1\u73af\u56de\u63a5\u53e3\u5730\u5740\u7684\u8def\u7531<\/code><\/pre>\n<p><code>R3<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R3#config terminal\nR3(config)#ipv6 unicast-routing\nR3(config)#interface ethernet 0\/0\nR3(config-if)#ipv6 enable\nR3(config-if)#ipv6 nd ra suppress\nR3(config-if)#ipv6 address 2019:23::3\/64\nR3(config-if)#no shutdown\nR3(config-if)#ipv6 route ::\/0 2019:23::2              \u8bbe\u7f6e\u9ed8\u8ba4\u8def\u7531\uff0c\u4f7f\u5176\u6307\u5411R2<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u4ee5\u540e\uff0c\u5728\u8def\u7531\u5668<code>R1<\/code>\u4e0a\u4f7f\u7528\u73af\u56de\u63a5\u53e3\u7684\u5730\u5740\u53bb<code>ping R3<\/code>\u7684<code>ethernet0\/0<\/code>\u7684\u63a5\u53e3\u5730\u5740\uff0c\u663e\u793a\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R1#ping 2019:23::3 so\nR1#ping 2019:23::3 source 2017::1\nType escape sequence to abort.\nSending 5, 100-byte ICMP Echos to 2019:23::3, timeout is 2 seconds:\nPacket sent with a source address of 2017::1\n!!!!!\nSuccess rate is 100 percent (5\/5), round-trip min\/avg\/max = 1\/11\/51 ms<\/code><\/pre>\n<p>\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c<code>R1<\/code>\u53d1\u9001<code>ICMPv6<\/code>\u8bf7\u6c42\u62a5\u6587\u65f6\uff0c\u8d70\u7684\u662f\u9ed8\u8ba4\u8def\u7531\uff0c\u51fa\u63a5\u53e3\u4e3a<code>ethernet0\/0<\/code>\u3002<br \/>\n<code>R3<\/code>\u7684\u5e94\u7b54\u62a5\u6587\u8d70\u9ed8\u8ba4\u8def\u7531\u5230\u8fbe<code>R2<\/code>\u540e\uff0c<code>R2<\/code>\u67e5\u627e\u8def\u7531\u8868\uff0c\u53d1\u73b0\u76ee\u7684\u5730\u5740<code>2017::1\/128<\/code>\u6709\u5339\u914d\u7684\u8def\u7531\uff0c\u4e0b\u4e00\u8df3\u5230<code>R1<\/code>\uff0c\u51fa\u63a5\u53e3\u662f<code>ethernet0\/1<\/code>\u3002<br \/>\n\u4e5f\u5c31\u662f\u8bf4\uff0c\u5c31\u8def\u7531\u5668<code>R1<\/code>\u800c\u8a00\uff0c\u8bf7\u6c42\u62a5\u6587\u662f\u4ece<code>ethernet0\/0<\/code>\u53d1\u9001\u51fa\u53bb\u7684\uff0c\u5e94\u7b54\u62a5\u6587\u5219\u662f\u4ece<code>ethernet0\/1<\/code>\u63a5\u53e3\u6536\u5230\u7684\u3002<br \/>\n\u8fd9\u79cd\u6765\u56de\u8def\u5f84\u4e0d\u4e00\u81f4\u7684\u4e0d\u5bf9\u79f0\u8def\u7531\u5e76\u4e0d\u4f1a\u5f71\u54cd\u7ed3\u679c\u3002<\/p>\n<\/li>\n<li>\n<p>\u5bf9<code>R2<\/code>\u800c\u8a00\uff0c\u5f53\u4ece\u63a5\u53e3<code>ethernet0\/0<\/code>\u6536\u5230<code>R1<\/code>\u53d1\u6765\u7684\u62a5\u6587\u65f6\uff0c\u5b83\u5e76\u4e0d\u68c0\u67e5\u6e90\u5730\u5740\u662f\u4ec0\u4e48\u4ee5\u53ca\u6e90\u5730\u5740\u662f\u5426\u5408\u6cd5\u3002<br \/>\n\u5047\u5b9a\u4ece<code>R1<\/code>\u53d1\u8fc7\u6765\u7684\u62a5\u6587\u7684\u6e90\u5730\u5740<code>2017::1<\/code>\u662f\u4e00\u4e2a\u4f2a\u9020\u7684\u5730\u5740\uff0c\u5219\u53ef\u80fd\u4f1a\u5bf9\u7f51\u7edc\u9020\u6210\u5f71\u54cd\u3002<br \/>\n\u4e3a\u4e86\u5b89\u5168\u8003\u8651\uff0c\u5728\u63a5\u53e3\u4e0b\u542f\u7528\u6e90\u5730\u5740\u68c0\u67e5\uff0c\u5373\u542f\u7528<code>URPF<\/code>\u3002<br \/>\n\u8fd9\u91cc\u8fd8\u8981\u5206\u4e3a\u4e25\u683c\u7684<code>URPF<\/code>\u548c\u677e\u6563\u7684<code>URPF<\/code>\u3002<br \/>\n\u5982\u679c\u662f\u4e25\u683c\u7684<code>URPF<\/code>\uff0c\u5f53<code>R2<\/code>\u4ece<code>ethernet0\/0<\/code>\u63a5\u6536\u5230<code>R1<\/code>\u53d1\u9001\u8fc7\u6765\u7684\u8bf7\u6c42\u62a5\u6587\u540e\uff0c\u68c0\u67e5\u540e\u53d1\u73b0\u6e90\u5730\u5740\u662f<code>2017::1<\/code>\uff0c\u4f46\u8fd9\u4e2a\u5730\u5740\u5728\u8def\u7531\u8868\u4e2d\u5bf9\u5e94\u7684\u51fa\u63a5\u53e3\u662f<code>ethernet0\/1<\/code>\uff0c\u800c\u4e0d\u662f<code>ethernet0\/0<\/code>\uff0c\u5373<code>R2<\/code>\u8ba4\u4e3a\u6e90\u5730\u5740<code>2017::1<\/code>\u5e94\u8be5\u662f\u4ece<code>ethernet0\/1<\/code>\u63a5\u6536\u5230\uff0c\u73b0\u5728\u5374\u662f\u4ece<code>ethernet0\/0<\/code>\u63a5\u6536\u5230\u3002<br \/>\nR2\u4f1a\u8ba4\u4e3a\u8fd9\u662f\u4e00\u4e2a\u975e\u6cd5\u7684\u62a5\u6587\uff0c\u4ece\u800c\u5c06\u5176\u4e22\u5f03\u3002\u5728<code>R2<\/code>\u4e0a\u542f\u7528\u4e25\u683c\u7684<code>URPF<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2(config)#interface ethernet 0\/0                        \u8be5\u63a5\u53e3\u4e0b\u63a5\u6536\u5230\u7684\u62a5\u6587\u5c06\u6267\u884c\u6e90\u5730\u5740\u68c0\u67e5\nR2(config-if)#ipv6 verify unicast source reachable-via rx    \u68c0\u67e5\u5355\u64ad\u6e90\u5730\u5740\u65f6\u6267\u884c\u4e25\u683c\u7684URPF<\/code><\/pre>\n<p>\u5728<code>R2<\/code>\u4e0a\u914d\u7f6e<code>URPF<\/code>\u540e\uff0c\u518d\u5728<code>R1<\/code>\u4e0a\u6267\u884c<code>ping 2019:23::3 source 2017::1<\/code>\uff0c\u6b64\u65f6\u5c31<code>ping<\/code>\u4e0d\u901a\u4e86\u3002<br \/>\n\u5728\u5b9e\u9645\u73af\u5883\u4e2d\uff0c\u6e90\u5730\u5740<code>2017::1<\/code>\u6709\u53ef\u80fd\u4ece<code>R1<\/code>\u7684<code>ethernet0\/0<\/code>\u6216<code>ethernet0\/1<\/code>\u63a5\u53e3\u5230\u8fbe<code>R2<\/code>\uff0c\u9650\u5236\u6210\u67d0\u4e2a\u63a5\u53e3\u5c31\u4e0d\u5408\u9002\u4e86\u3002<br \/>\n\u6b64\u65f6\u5e94\u4f7f\u7528\u677e\u6563\u7684<code>URPF<\/code>\u3002\u8981\u5e94\u7528\u677e\u6563\u7684<code>URPF<\/code>\uff0c\u53ea\u9700\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code class=\"language-bash\">2(config)#interface ethernet 0\/0                           \u8be5\u63a5\u53e3\u4e0b\u63a5\u6536\u5230\u7684\u62a5\u6587\u5c06\u6267\u884c\u6e90\u5730\u5740\u68c0\u67e5\nR2(config-if)#ipv6 verify unicast source reachable-via any      \u68c0\u67e5\u5355\u64ad\u6e90\u5730\u5740\u65f6\u6267\u884c\u677e\u6563\u7684URPF<\/code><\/pre>\n<p>\u6240\u8c13\u677e\u6563\u7684<code>URPF<\/code>\uff0c\u5373\u68c0\u67e5\u6e90\u5730\u5740\u65f6\uff0c\u53ea\u8981\u6e90\u5730\u5740\u5728\u672c\u5730\u8def\u7531\u8868\u4e2d\u6709\u5bf9\u5e94\u6761\u76ee\u5373\u53ef\uff08\u4e5f\u53ef\u4ee5\u5305\u62ec\u9ed8\u8ba4\u8def\u7531\uff09\uff0c\u800c\u4e0d\u5fc5\u5173\u5fc3\u5176\u51fa\u63a5\u53e3\u4e0e\u6536\u5230\u62a5\u6587\u7684\u63a5\u53e3\u662f\u5426\u4e00\u81f4\u3002<br \/>\n\u5728<code>R2<\/code>\u4e0a\u6267\u884c\u677e\u6563\u7684<code>URPF<\/code>\u4e4b\u540e\uff0c\u518d\u5728<code>R1<\/code>\u4e0a\u6267\u884c<code>ping 2019:23::3 source 2017::1<\/code>\uff0c\u53c8\u53ef\u4ee5<code>ping<\/code>\u901a<code>R2<\/code>\u4e86\u3002<\/p>\n<p>\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u662f\u5355\u63a5\u53e3\u94fe\u8def\u7684\u672b\u68a2\u7f51\u7edc\uff0c\u5e94\u8be5\u6267\u884c\u4e25\u683c\u7684<code>URPF<\/code>\uff0c<code>R3<\/code>\u53ea\u6709\u4e00\u6761\u94fe\u8def\u53bb\u5f80<code>R2<\/code>\uff0c\u90a3\u4e48<code>R2<\/code>\u7684<code>ethernet0\/2<\/code>\u63a5\u53e3\u5c31\u5e94\u8be5\u6267\u884c\u4e25\u683c\u7684<code>URPF<\/code>\u3002<br \/>\n\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u4f7f\u7528<code>URPF<\/code>\u65f6\u4e00\u5b9a\u8981\u5c0f\u5fc3\u8c28\u614e\uff0c\u5426\u5219\u6709\u53ef\u80fd\u5bfc\u81f4\u610f\u5916\u7684\u901a\u4fe1\u6545\u969c\u3002<\/p>\n<\/li>\n<\/ol>\n<h4>dhcpv6\u5b89\u5168\u5a01\u80c1\u53ca\u9632\u8303<\/h4>\n<p><code>DHCPv6<\/code>\u662f\u5ba2\u6237\u7aef\u81ea\u52a8\u83b7\u53d6<code>IPv6<\/code>\u5730\u5740\u7684\u4e00\u79cd\u65b9\u6cd5\u3002<br \/>\n\u5728\u7f51\u7edc\u4e2d\uff0c\u81ea\u52a8\u83b7\u53d6<code>IPv6<\/code>\u5730\u5740\u7684\u5ba2\u6237\u7aef\u9996\u5148\u4f1a\u53d1\u9001<code>RS<\/code>\u62a5\u6587\uff0c\u4ee5\u8bd5\u56fe\u63a5\u6536<code>R<\/code>A\u62a5\u6587\u5e76\u4f18\u5148\u4ee5<code>SLAC<\/code>C\u7684\u65b9\u5f0f\u83b7\u53d6\u5730\u5740\u3002<br \/>\n\u5982\u679c\u6ca1\u6536\u5230\u4efb\u4f55<code>RA<\/code>\u62a5\u6587\uff0c\u6216\u8005<code>RA<\/code>\u62a5\u6587\u5e76\u6ca1\u6709\u643a\u5e26\u53ef\u7528\u4e8e\u81ea\u52a8\u914d\u7f6e\u7684\u524d\u7f00\u5217\u8868\uff0c\u53c8\u6216\u8005<code>RA<\/code>\u62a5\u6587\u8bbe\u7f6e\u4e86<code>O<\/code>\u4f4d\u751a\u81f3<code>M<\/code>\u4f4d\uff0c\u5ba2\u6237\u7aef\u90fd\u4f1a\u6539\u4e3a\u4f7f\u7528<code>DHCPv6<\/code>\u81ea\u52a8\u83b7\u53d6<code>IPv6<\/code>\u5730\u5740\u3002<\/p>\n<p>\u5373\u5ba2\u6237\u7aef\u5411\u7ec4\u64ad\u5730\u5740<code>FF02::1:2<\/code>\u53d1\u9001<code>DHCPv6<\/code>\u8bf7\u6c42\u62a5\u6587\uff0c\u4ee5\u5bfb\u627e\u5c40\u57df\u7f51\u4e2d\u53ef\u7528\u7684<code>DHCPv6<\/code>\u670d\u52a1\u5668\uff0c\u7f51\u7edc\u4e2d\u7684<code>DHCPv6<\/code>\u670d\u52a1\u5668\u6216\u4e2d\u7ee7\u4ee3\u7406\u6536\u5230\u6b64\u62a5\u6587\u540e\uff0c\u4f1a\u5bf9\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u8fdb\u884c\u54cd\u5e94\uff0c\u4ece\u800c\u5b8c\u6210\u5730\u5740\u7684\u5206\u914d\u548c\u5176\u4ed6<code>DNS<\/code>\u3001<code>NTP<\/code>\u7b49\u7f51\u7edc\u914d\u7f6e\u53c2\u6570\u7684\u4e0b\u53d1\u3002<\/p>\n<p>\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5192\u5145<code>DHCPv6<\/code>\u670d\u52a1\u5668\u6765\u4e0b\u53d1\u9519\u8bef\u7684\u7f51\u7edc\u914d\u7f6e\u53c2\u6570\uff0c\u4e5f\u53ef\u4ee5\u6545\u610f\u53d1\u9001\u5927\u91cf\u7684<code>DHCPv6<\/code>\u8bf7\u6c42\u62a5\u6587\u6765\u8017\u5c3d\u5408\u6cd5<code>DHCPv6<\/code>\u670d\u52a1\u5668\u7684\u53ef\u5206\u914d\u5730\u5740\u6c60\uff0c\u4ee5\u53ca\u6d88\u8017\u670d\u52a1\u5668\u7684<code>CPU<\/code>\u7b49\u8d44\u6e90\uff0c\u4ece\u800c\u8fbe\u5230\u6b63\u5e38\u5ba2\u6237\u7aef\u65e0\u6cd5\u83b7\u53d6<code>IPv6<\/code>\u5730\u5740\u7684\u76ee\u7684\u3002<br \/>\n\u603b\u7684\u6765\u8bf4\uff0c\u867d\u7136<code>DHCPv6<\/code>\u4e0e<code>DHCPv4<\/code>\u7684\u5de5\u4f5c\u673a\u5236\u6709\u6240\u4e0d\u540c\uff0c\u6bd4\u5982\u76d1\u542c\u7684\u670d\u52a1\u7aef\u53e3\u4e0d\u540c\uff08<code>UDP 546\/547<\/code>\uff09\u3001\u8eab\u4efd\u6807\u8bc6\u7b26\u4e0d\u540c\uff08<code>DUID<\/code>\uff09\u7b49\uff0c\u4f46<code>DHCPv6<\/code>\u9762\u4e34\u7684\u5a01\u80c1\u4e0e<code>DHCPv4<\/code>\u9762\u4e34\u7684\u5a01\u80c1\u5927\u540c\u5c0f\u5f02\u3002<\/p>\n<ol>\n<li>\n<p>\u4f2a\u9020<code>dhcpv6<\/code>\u670d\u52a1\u5668\u53ca\u9690\u60a3<br \/>\n\u5728<code>IPv6<\/code>\u4e2d\uff0c\u53ea\u8981\u653b\u51fb\u8005\u5c06\u81ea\u5df1\u52a0\u5165<code>FF02::1:2<\/code>\u6216<code>FF05::1:3<\/code>\u7ec4\u64ad\u76d1\u542c\u7ec4\uff0c\u5e76\u5728<code>UDP<\/code>\u7aef\u53e3<code>547<\/code>\u4e0a\u76d1\u542c\uff0c\u5c31\u53ef\u4ee5\u5192\u5145<code>DHCPv6<\/code>\u670d\u52a1\u5668\u5411\u7f51\u7edc\u4e2d\u8bd5\u56fe\u901a\u8fc7<code>DHCPv6<\/code>\u81ea\u52a8\u83b7\u53d6\u5730\u5740\u7684\u5ba2\u6237\u7aef\u53d1\u9001\u4f2a\u9020\u7684\u901a\u544a\u548c\u54cd\u5e94\u62a5\u6587\uff0c\u5e76\u8fdb\u4e00\u6b65\u5206\u914d\u9519\u8bef\u7684\u5730\u5740\u548c\u4e0b\u53d1\u5176\u4ed6\u7684\u751a\u81f3\u975e\u6cd5\u7684<code>DNS<\/code>\u670d\u52a1\u5668\u7b49\u7f51\u7edc\u914d\u7f6e\u53c2\u6570\u3002<\/p>\n<p>\u56e0\u4e3a<code>DHCPv6<\/code>\u4e2d\u4e0d\u5b58\u5728\u9ed8\u8ba4\u7f51\u5173\u9009\u9879\uff0c\u6240\u4ee5\u4f2a\u9020<code>DHCPv6<\/code>\u670d\u52a1\u5668\u7684\u653b\u51fb\u76ee\u7684\u4e3b\u8981\u5c31\u662f\u5229\u7528\u9519\u8bef\u7684<code>DNS<\/code>\u5730\u5740\u5c06\u5ba2\u6237\u7aef\u6b63\u5e38\u8bbf\u95ee\u7684\u6d41\u91cf\u5f15\u5165\u5230\u9519\u8bef\u7684\u670d\u52a1\u5668\u4e0a\u3002<br \/>\n\u5047\u5b9a\u6709\u8fd9\u6837\u4e00\u4e2a\u573a\u666f\uff0c\u7528\u6237\u8bbf\u95ee\u7684\u662f\u67d0\u4e2a\u7f51\u94f6\u7ad9\u70b9\uff0c\u4f46<code>DNS<\/code>\u670d\u52a1\u5668\u7684\u5730\u5740\u5374\u88ab\u89e3\u6790\u5230\u7cbe\u5fc3\u4f2a\u88c5\u7684\u975e\u6cd5\u7ad9\u70b9\u4e0a\uff0c\u5176\u5371\u5bb3\u6027\u53ef\u60f3\u800c\u77e5\u3002<br \/>\n\u5f53\u7136\u5206\u914d\u5230\u4e00\u4e2a\u9519\u8bef\u7684\u5168\u5c40\u5355\u64ad\u5730\u5740\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u5ba2\u6237\u7aef\u7684\u901a\u4fe1\u4e2d\u65ad\u3002<\/p>\n<p>\u4e4b\u6240\u4ee5\u80fd\u53d1\u751f\u4f2a\u9020<code>DHCPv6<\/code>\u670d\u52a1\u5668\u7684\u653b\u51fb\uff0c\u5176\u539f\u56e0\u8fd8\u662f\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7f3a\u4e4f\u76f8\u4e92\u8ba4\u8bc1\u673a\u5236\u3002<br \/>\n\u4e0e<code>IPv4<\/code>\u73af\u5883\u4e00\u6837\uff0c\u53ef\u4ee5\u5728\u63a5\u5165\u4ea4\u6362\u673a\u4e0a\u542f\u7528<code>DHCPv6 Snooping<\/code>\uff0c\u5c06\u63a5\u5165\u4ea4\u6362\u673a\u7aef\u53e3\u5206\u4e3a\u4fe1\u4efb\u7aef\u53e3\u548c\u975e\u4fe1\u4efb\u7aef\u53e3\uff0c\u5c31\u53ef\u4ee5\u6709\u6548\u5730\u62d2\u7edd\u4f2a\u9020\u7684<code>DHCPv6<\/code>\u53d1\u9001\u901a\u544a\u548c\u54cd\u5e94\u62a5\u6587\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u4f2a\u9020<code>DHCPv6<\/code>\u670d\u52a1\u5668\u9020\u6210\u7684\u5f71\u54cd\u3002<\/p>\n<\/li>\n<li>\n<p>\u6d88\u8017<code>dhcpv6<\/code>\u670d\u52a1\u5668\u8d44\u6e90\u7684<code>dos<\/code>\u653b\u51fb\u53ca\u9632\u8303<br \/>\n<code>DHCPv6<\/code>\u4e0e<code>DHCPv4<\/code>\u4e00\u4e2a\u660e\u663e\u7684\u4e0d\u540c\u662f\uff0c\u5141\u8bb8\u4e00\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42\u591a\u4e2a<code>IPv6<\/code>\u5730\u5740\uff0c\u8fd9\u4e5f\u4f7f\u653b\u51fb\u8005\u53ef\u4ee5\u4e0d\u65ad\u5730\u53d1\u9001<code>DHCPv6<\/code>\u8bf7\u6c42\uff0c\u4ee5\u7533\u8bf7\u5927\u91cf\u7684<code>IPv6<\/code>\u5730\u5740\uff0c\u6700\u7ec8\u8017\u5149<code>IPv6<\/code>\u7684\u5730\u5740\u6c60\u3002<\/p>\n<p>\u5f53\u7136\uff0c\u56e0\u4e3a<code>IPv6<\/code>\u5730\u5740\u8db3\u591f\u5927\uff0c\u53ea\u8981\u5b9a\u4e49\u7684\u5730\u5740\u6c60\u4e0d\u662f\u7279\u522b\u5c0f\uff0c\u8017\u5c3d<code>IPv6<\/code>\u5730\u5740\u6c60\u7684\u53ef\u80fd\u6027\u5e76\u4e0d\u5927\uff0c\u4f46\u8fd9\u4f1a\u7ed9\u670d\u52a1\u5668\u7684<code>CPU<\/code>\u3001\u5185\u5b58\u7b49\u8d44\u6e90\u9020\u6210\u6781\u5927\u6d88\u8017\uff0c\u5bfc\u81f4\u65e0\u6cd5\u518d\u4e3a\u5408\u6cd5\u7684\u5ba2\u6237\u7aef\u5206\u914d<code>IPv6<\/code>\u5730\u5740\uff0c\u6700\u7ec8\u5b9e\u73b0<code>DoS<\/code>\u653b\u51fb\u3002<\/p>\n<p>\u5f53\u524d\uff0c\u5e94\u5bf9<code>DHCPv6<\/code>\u670d\u52a1\u5668<code>DoS<\/code>\u653b\u51fb\u7684\u552f\u4e00\u65b9\u6cd5\u5c31\u662f\u5bf9\u6bcf\u4e00\u4e2a\u5ba2\u6237\u7aef\u53d1\u9001\u8bf7\u6c42\u62a5\u6587\u7684\u901f\u7387\u8fdb\u884c<code>QoS<\/code>\u7b56\u7565\u9650\u5236\uff0c\u8fd9\u4e0e<code>DHCPv4<\/code>\u76f8\u540c\uff0c\u5373\u4e3a\u6bcf\u4e00\u4e2a\u5ba2\u6237\u4e3b\u7aef\u8bbe\u7f6e\u4e00\u4e2a\u8bf7\u6c42\u9608\u503c\uff0c\u8d85\u8fc7\u6b64\u503c\u7684\u62a5\u6587\u5c06\u7edf\u7edf\u4e22\u5f03\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5982\u679c\u786e\u5b9a<code>DHCPv6<\/code>\u670d\u52a1\u5668\u672c\u8eab\u5c31\u6027\u80fd\u4e0d\u8db3\uff0c\u800c\u4e14\u8d1f\u62c5\u8fd8\u6bd4\u8f83\u5927\uff0c\u6216\u8005\u80fd\u786e\u5b9a<code>DHCPv6<\/code>\u670d\u52a1\u5668\u5f88\u5bb9\u6613\u906d\u53d7\u5230<code>DoS<\/code>\u653b\u51fb\uff0c\u90a3\u4e48\u91c7\u7528\u65e0\u72b6\u6001<code>DHCPv6<\/code>\u6216\u8005\u6539\u7528<code>SLACC<\/code>\uff0c\u5c06\u5730\u5740\u5206\u914d\u7684\u4efb\u52a1\u4ea4\u7ed9\u8def\u7531\u5668\u6765\u5b8c\u6210\uff0c\u4e5f\u4e0d\u5931\u4e3a\u4e00\u4e2a\u7f13\u89e3<code>DoS<\/code>\u653b\u51fb\u7684\u6743\u5b9c\u4e4b\u8ba1\u3002<\/p>\n<\/li>\n<li>\n<p><code>dhcpv6<\/code>\u5730\u5740\u626b\u63cf<br \/>\n\u67d0\u4e9b<code>DHCPv6<\/code>\u670d\u52a1\u5668\uff08\u5305\u62ec\u5145\u5f53<code>DHCP<\/code>\u670d\u52a1\u5668\u7684\u8def\u7531\u5668\/\u4ea4\u6362\u673a\uff09\u5728\u5206\u914d\u5730\u5740\u65f6\uff0c\u4f1a\u6309\u7167\u4ece\u5c0f\u5230\u5927\u6216\u4ece\u5927\u5230\u5c0f\u7684\u987a\u5e8f\u4f9d\u6b21\u5206\u914d\u5730\u5740\uff0c\u8fd9\u6837\u653b\u51fb\u8005\u4f1a\u5f88\u5bb9\u6613\u901a\u8fc7\u83b7\u53d6\u5230\u7684<code>IPv6<\/code>\u5730\u5740\u786e\u5b9a\u4e00\u4e2a\u5730\u5740\u8303\u56f4\uff0c\u5bf9\u7f51\u7edc\u4e0a\u7684\u4e3b\u673a\u8fdb\u884c\u626b\u63cf\u4ee5\u53d1\u73b0\u53ef\u653b\u51fb\u7684\u76ee\u6807\u4e3b\u673a\u3002<\/p>\n<p>\u4e3a\u6b64\uff0c\u5efa\u8bae\u5728\u914d\u7f6e<code>DHCPv6<\/code>\u670d\u52a1\u5668\u65f6\uff0c\u5c3d\u91cf\u91c7\u7528\u968f\u673a\u5316\u7684\u5730\u5740\u5206\u914d\uff0c\u5e76\u5728\u670d\u52a1\u5668\u4e0a\u505a\u597d\u5df2\u5206\u914d\u5730\u5740\u7684\u8bb0\u5f55\uff08\u5305\u542b<code>IPv6<\/code>\u5730\u5740\u3001<code>DUID<\/code>\u7b49\u7684\u5bf9\u5e94\u5173\u7cfb\uff09\uff0c\u5e76\u4fdd\u5b58\u597d\u65e5\u5fd7\u6587\u4ef6\uff0c\u4fbf\u4e8e\u4e8b\u540e\u6eaf\u6e90\u5ba1\u8ba1\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>IPv6\u7f51\u7edc\u4e92\u8054\u5b89\u5168<\/h3>\n<p>\u5f53\u7f51\u7edc\u4e4b\u95f4\u76f8\u4e92\u901a\u4fe1\u65f6\uff0c\u7279\u522b\u662f\u5f53\u5c40\u57df\u7f51\u4e0e\u56fd\u9645\u4e92\u8054\u7f51\u901a\u4fe1\u65f6\uff0c\u5c31\u9700\u8981\u4f7f\u7528\u8def\u7531\u5668\u6216\u9632\u706b\u5899\u7b49\u7f51\u7edc\u8bbe\u5907\u6765\u5b9e\u73b0\u7f51\u7edc\u4e4b\u95f4\u7684\u4e92\u8054\u3002<br \/>\n\u800c\u8def\u7531\u5668\u7b49\u8bbe\u5907\u5c31\u53ef\u4ee5\u79f0\u4e3a\u7f51\u7edc\u8fb9\u754c\u8bbe\u5907\uff0c\u4e92\u8054\u7684\u7f51\u7edc\u53ef\u4ee5\u79f0\u4e3a\u8fb9\u754c\u7f51\u7edc\u3002<br \/>\n\u901a\u4fd7\u6765\u8bb2\uff0c\u7f51\u7edc\u8fb9\u754c\u8bbe\u5907\u5c31\u662f\u4e00\u4e2a\u7f51\u7edc\u4e0e\u53e6\u4e00\u4e2a\u7f51\u7edc\u7684\u8fde\u63a5\u4e2d\u67a2\uff0c\u5b83\u5728\u4fdd\u8bc1\u4e24\u4e2a\u7f51\u7edc\u6b63\u5e38\u8fde\u63a5\u7684\u540c\u65f6\uff0c\u8fd8\u987b\u5145\u5206\u8003\u8651\u7f51\u7edc\u8fde\u63a5\u65f6\u7684\u5b89\u5168\u3002<\/p>\n<p>\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u5185\u7f51\uff08\u5982\u5c40\u57df\u7f51\uff09\u5bf9\u5916\u7f51\uff08\u5982\u4e92\u8054\u7f51\uff09\u7684\u8bbf\u95ee\u4e0d\u4f1a\u6709\u592a\u591a\u9650\u5236\uff0c\u56e0\u4e3a\u901a\u5e38\u5185\u7f51\u662f\u53ef\u4fe1\u4efb\u7684\u7f51\u7edc\uff0c\u800c\u5916\u7f51\u662f\u4e0d\u53ef\u4fe1\u548c\u4e0d\u5b89\u5168\u7684\u7f51\u7edc\uff0c\u56e0\u6b64\u5728\u901a\u8fc7\u5916\u7f51\u8bbf\u95ee\u5185\u7f51\u65f6\u90fd\u9700\u8981\u8fdb\u884c\u4e25\u683c\u7684\u9650\u5236\u3002<\/p>\n<p>\u5728\u5b9e\u9645\u73af\u5883\u4e2d\uff0c\u8fd8\u53ef\u80fd\u8bbe\u7f6e\u4e13\u95e8\u7684\u9694\u79bb\u533a\/\u975e\u519b\u4e8b\u5316\u533a\uff08<code>Demilitarized Zone\uff0cDMZ<\/code>\uff09\uff0c\u5e76\u5c06\u670d\u52a1\u5668\u7b49\u653e\u7f6e\u5728<code>DMZ<\/code>\u4e2d\uff0c\u5bf9\u6765\u81ea\u5185\u7f51\u548c\u6765\u81ea\u5916\u7f51\u7684\u8bbf\u95ee\u90fd\u8fdb\u884c\u4e25\u683c\u9650\u5236\u3002<br \/>\n\u5e02\u573a\u4e0a\u5e38\u89c1\u7684\u9632\u706b\u5899\u5927\u591a\u5177\u6709<code>trust<\/code>\u3001<code>untrust<\/code>\u548c<code>DMZ<\/code>\u5b89\u5168\u57df\u7684\u6982\u5ff5\uff0c\u4e14\u6bcf\u4e2a\u5b89\u5168\u57df\u5177\u6709\u4e0d\u540c\u7684\u5b89\u5168\u7b49\u7ea7\u3002<\/p>\n<p><code>IPv6<\/code>\u7f51\u7edc\u4e92\u8054\u7684\u5b89\u5168\u8ddf<code>IPv4<\/code>\u7f51\u7edc\u4e92\u8054\u7684\u5b89\u5168\u5b9e\u9645\u662f\u4e00\u6837\u7684\u3002<br \/>\n<code>IPv4<\/code>\u7f51\u7edc\u4e2d\u9762\u4e34\u7684\u5b89\u5168\u95ee\u9898\u5728<code>IPv6<\/code>\u4e2d\u4e5f\u540c\u6837\u5b58\u5728\uff0c\u6bd4\u5982\u5728\u9009\u8def\u63a7\u5236\u5c42\u9762\u4e0a\u5bf9\u8def\u7531\u534f\u8bae\u7684\u653b\u51fb\u3001\u4f2a\u9020\u5927\u91cf\u7684\u5783\u573e\u62a5\u6587\u6d88\u8017\u7f51\u7edc\u8bbe\u5907\u8d44\u6e90\u7684<code>DoS<\/code>\u653b\u51fb\u3001\u672a\u6388\u6743\u7684\u975e\u6cd5\u8bbf\u95ee\u7b49\u3002<\/p>\n<h4>ipv6\u8def\u7531\u534f\u8bae\u5b89\u5168<\/h4>\n<p>\u8def\u7531\u5668\u662f\u5b9e\u73b0\u7f51\u7edc\u4e92\u8054\u7684\u91cd\u8981\u8bbe\u5907\uff0c\u5728\u7f51\u7edc\u4e2d\u626e\u6f14\u7740\u4e3a\u6570\u636e\u62a5\u6587\u9010\u8df3\u9009\u8def\u5e76\u5b9e\u73b0\u8f6c\u53d1\u7684\u89d2\u8272\u3002<br \/>\n\u8def\u7531\u5668\u9009\u8def\u7684\u4e3b\u8981\u4f9d\u636e\u5c31\u662f\u8def\u7531\u8868\uff0c\u8def\u7531\u8868\u53ef\u4ee5\u624b\u52a8\u9759\u6001\u914d\u7f6e\uff0c\u4f46\u7f3a\u4e4f\u5f39\u6027\u548c\u7075\u6d3b\u6027\uff0c\u6240\u4ee5\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u662f\u91c7\u7528\u52a8\u6001\u8def\u7531\u534f\u8bae\u6765\u751f\u6210\u8def\u7531\u8868\u3002<\/p>\n<p>\u5728\u914d\u7f6e\u52a8\u6001\u8def\u7531\u534f\u8bae\u65f6\uff0c\u5982\u679c\u7f3a\u5c11\u5fc5\u8981\u7684\u5b89\u5168\u63aa\u65bd\u548c\u624b\u6bb5\uff0c\u5c31\u4f1a\u7ed9\u653b\u51fb\u8005\u5e26\u6765\u53ef\u4e58\u4e4b\u673a\u3002<br \/>\n\u6bd4\u5982\u653b\u51fb\u8005\u53ef\u4ee5\u5192\u5145\u8def\u7531\u5668\uff0c\u53d1\u9001\u975e\u6cd5\u7684\u52a8\u6001\u8def\u7531\u534f\u8bae\u62a5\u6587\uff0c\u4e0e\u5408\u6cd5\u8def\u7531\u5668\u5efa\u7acb\u90bb\u5c45\u5173\u7cfb\uff0c\u4ece\u800c\u4e0d\u4ec5\u80fd\u83b7\u5f97\u73b0\u6709\u7f51\u7edc\u7684\u8def\u7531\u8f6c\u53d1\u4fe1\u606f\u8868\uff0c\u8fd8\u53ef\u4ee5\u5bf9\u5408\u6cd5\u8def\u7531\u5668\u7684\u8def\u7531\u8868\u8fdb\u884c\u66f4\u65b0\u7be1\u6539\u3002\u4e00\u4e9b\u597d\u7684\u505a\u6cd5\u5982\u4e0b\u6240\u5217\uff1a<\/p>\n<ul>\n<li>\n<p>\u4e00\u4e2a\u826f\u597d\u7684\u914d\u7f6e\u4e60\u60ef\u662f\uff0c\u5982\u679c\u786e\u5b9a\u8def\u7531\u5668\u63a5\u53e3\u6240\u5728\u7684\u7f51\u7edc\u4e2d\u4e0d\u53ef\u80fd\u5b58\u5728\u90bb\u5c45\u65f6\uff0c\u5219\u9700\u8981\u5c06\u5176\u63a5\u53e3\u914d\u7f6e\u4e3a\u88ab\u52a8\u63a5\u53e3\uff08<code>passive interface<\/code>\uff09\uff0c\u4ee5\u786e\u4fdd\u8be5\u63a5\u53e3\u4e0d\u53d1\u9001\u4efb\u4f55\u52a8\u6001\u8def\u7531\u534f\u8bae\u62a5\u6587\uff0c\u8fd9\u6837\u53ef\u4ee5\u964d\u4f4e\u8def\u7531\u534f\u8bae\u88ab\u653b\u51fb\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728<code>IPv6<\/code>\u4e2d\u5efa\u7acb\u52a8\u6001\u8def\u7531\u90bb\u5c45\u5173\u7cfb\u65f6\uff0c\u5e94\u5c3d\u53ef\u80fd\u4f7f\u7528\u94fe\u8def\u672c\u5730\u5730\u5740\uff0c\u8fd9\u662f\u56e0\u4e3a\u94fe\u8def\u672c\u5730\u5730\u5740\u7684\u901a\u4fe1\u88ab\u9650\u5236\u5728\u672c\u5730\u94fe\u8def\uff0c\u4e0d\u53ef\u80fd\u8de8\u7f51\u6bb5\uff0c\u8fd9\u6837\u53ef\u4ee5\u9632\u6b62\u975e\u6cd5\u7684\u8def\u7531\u534f\u8bae\u62a5\u6587\u4ece\u5176\u4ed6\u7f51\u6bb5\u53d1\u9001\u8fc7\u6765\u3002<\/p>\n<\/li>\n<li>\n<p>\u5927\u591a\u6570\u52a8\u6001\u8def\u7531\u534f\u8bae\u652f\u6301\u8def\u7531\u6761\u76ee\u7684\u8fc7\u6ee4\uff0c\u5373\u9884\u5148\u5b9a\u4e49\u597d\u4ec0\u4e48\u8303\u56f4\u7684\u8def\u7531\u6761\u76ee\u4ee5\u53ca\u4ec0\u4e48\u6837\u7684\u8def\u7531\u7c7b\u578b\u5141\u8bb8\u4ece\u67d0\u4e2a\u7279\u5b9a\u63a5\u53e3\u6216\u8005\u67d0\u4e2a\u90bb\u5c45\u63a5\u6536\u5230\uff0c\u5176\u4ed6\u7684\u8def\u7531\u76f8\u5173\u7684\u66f4\u65b0\u62a5\u6587\u90fd\u89c6\u4e3a\u975e\u6cd5\u62a5\u6587\uff0c\u53ef\u76f4\u63a5\u8fc7\u6ee4\u6389\u3002<br \/>\n\u5728<code>IPv6<\/code>\u52a8\u6001\u8def\u7531\u4e2d\uff0c\u4e00\u822c\u7528\u524d\u7f00\u5217\u8868\uff08\u5728<code>IPv4<\/code>\u4e2d\u4e5f\u53ef\u4ee5\u7528\u6269\u5c55\u8bbf\u95ee\u5217\u8868\uff09\u6765\u5b9a\u4e49\u8fc7\u6ee4\u7684\u8303\u56f4\uff0c\u4e5f\u53ef\u4ee5\u6839\u636e\u8def\u7531\u7c7b\u578b\u8fdb\u884c\u8fc7\u6ee4\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a3\u79cd\u529e\u6cd5\u90fd\u80fd\u6709\u6548\u5730\u9632\u8303\u6216\u964d\u4f4e\u52a8\u6001\u8def\u7531\u534f\u8bae\u653b\u51fb\u7684\u98ce\u9669\uff0c\u4f46\u4e00\u4e9b\u52a8\u6001\u8def\u7531\u534f\u8bae\u5728\u5f53\u521d\u8bbe\u8ba1\u65f6\uff0c\u5c31\u50cf\u670d\u52a1\u5668\u4e0a\u7684\u5e94\u7528\u670d\u52a1\u4e00\u6837\uff0c\u96be\u514d\u4f1a\u51fa\u73b0\u4e00\u4e9b\u534f\u8bae\u6f0f\u6d1e\u5e76\u53ef\u80fd\u88ab\u653b\u51fb\u8005\u5229\u7528\u3002<\/p>\n<p>\u4e3a\u6b64\uff0c\u5728\u8fd0\u884c\u52a8\u6001\u8def\u7531\u534f\u8bae\u7684\u8def\u7531\u5668\u4e4b\u95f4\u4f7f\u7528\u52a0\u5bc6\u53ca\u8ba4\u8bc1\u673a\u5236\uff0c\u65e2\u53ef\u4ee5\u9632\u6b62\u653b\u51fb\u8005\u968f\u4fbf\u4e0e\u5408\u6cd5\u8def\u7531\u5668\u5efa\u7acb\u90bb\u5c45\u5e76\u4ea4\u6362\u8def\u7531\u534f\u8bae\u62a5\u6587\uff0c\u4e5f\u53ef\u4ee5\u9632\u6b62\u6216\u7f13\u89e3\u4e2d\u95f4\u4eba\u653b\u51fb\u548c<code>DoS<\/code>\u653b\u51fb\uff0c\u4ece\u800c\u53ef\u4ee5\u66f4\u597d\u5730\u52a0\u5f3a\u52a8\u6001\u8def\u7531\u534f\u8bae\u7684\u5b89\u5168\u3002<\/p>\n<p>\u5728<code>IPv4<\/code>\u4e2d\uff0c\u6709\u5f88\u591a\u8def\u7531\u534f\u8bae\u90fd\u652f\u6301\u5e76\u53ef\u4f7f\u7528<code>MD5<\/code>\u548c\u9884\u5171\u4eab\u5bc6\u94a5\u6765\u5bf9\u8def\u7531\u5668\u4e4b\u95f4\u4ea4\u4e92\u7684\u8def\u7531\u534f\u8bae\u62a5\u6587\u8fdb\u884c\u52a0\u5bc6\u548c\u8ba4\u8bc1\uff0c\u5728\u4fdd\u8bc1\u5408\u6cd5\u8def\u7531\u5668\u8eab\u4efd\u76f8\u4e92\u8ba4\u8bc1\u7684\u540c\u65f6\uff0c\u8fd8\u80fd\u5bf9\u4f20\u8f93\u7684\u8def\u7531\u534f\u8bae\u62a5\u6587\u4fe1\u606f\u7684\u5b8c\u6574\u6027\u3001\u4e0d\u53ef\u62b5\u8d56\u6027\u63d0\u4f9b\u4e00\u5b9a\u7684\u5b89\u5168\u652f\u6301\u3002<br \/>\n\u5c31<code>IPv6<\/code>\u800c\u8a00\uff0c<code>OSPFv3<\/code>\u53ef\u4ee5\u63d0\u4f9b<code>MD5<\/code>\u8ba4\u8bc1\u652f\u6301\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528<code>IPSec<\/code>\u5bf9\u8def\u7531\u5668\u90bb\u5c45\u4e4b\u95f4\u4ea4\u6362\u7684\u8def\u7531\u534f\u8bae\u62a5\u6587\u8fdb\u884c\u52a0\u5bc6\u4f20\u8f93\u3002<\/p>\n<p>\u5728<code>IPv6<\/code>\u4e2d\uff0c\u5e38\u7528\u7684\u5185\u90e8\u8def\u7531\u534f\u8bae\u4e3b\u8981\u662f<code>OSPFv3<\/code>\u3002<\/p>\n<p>\u5b9e\u9a8c\uff1a<code>ospfv3<\/code>\u7684\u52a0\u5bc6\u548c\u8ba4\u8bc1<br \/>\n\u5728\u4f7f\u7528<code>OSPFv3<\/code>\u4f5c\u4e3a<code>IPv6<\/code>\u5185\u90e8\u52a8\u6001\u8def\u7531\u534f\u8bae\u65f6\uff0c\u4e00\u822c\u90fd\u53ea\u5173\u5fc3\u8def\u7531\u534f\u8bae\u7684\u8fd0\u884c\u662f\u5426\u6b63\u5e38\uff0c\u5f80\u5f80\u4f1a\u5ffd\u7565\u7f51\u7edc\u4e2d\u975e\u6cd5\u8def\u7531\u5668\u4e0e\u5408\u6cd5\u8def\u7531\u5668\u5efa\u7acb\u90bb\u5c45\u5173\u7cfb\uff0c\u8fdb\u800c\u5bfc\u81f4\u7f51\u7edc\u6df7\u4e71\u4e43\u81f3\u5d29\u6e83\u7684\u95ee\u9898\u3002<br \/>\n\u672c\u5b9e\u9a8c\u6a21\u62df\u4e00\u4e2a\u8fd0\u884c<code>OSPFv3<\/code>\u8def\u7531\u534f\u8bae\u7684\u7f51\u7edc\uff0c\u5728\u8def\u7531\u5668\u672a\u8fdb\u884c\u52a0\u5bc6\u8ba4\u8bc1\u65f6\uff0c\u4e00\u53f0\u975e\u6cd5\u8def\u7531\u5668\u53ef\u4ee5\u4e0e\u5408\u6cd5\u7684\u8def\u7531\u5668\u5efa\u7acb\u90bb\u5c45\u5173\u7cfb\uff0c\u5e76\u53d1\u9001\u8def\u7531\u66f4\u65b0\u62a5\u6587\u3002<br \/>\n\u968f\u540e\u5728\u5408\u6cd5\u8def\u7531\u5668\u4e0a\u914d\u7f6e<code>MD5<\/code>\u8ba4\u8bc1\uff0c\u4f7f\u975e\u6cd5\u8def\u7531\u5668\u65e0\u6cd5\u518d\u4e0e\u4e4b\u5efa\u7acb<code>OSPFv3<\/code>\u90bb\u5c45\u5173\u7cfb\u3002<br \/>\n\u6700\u540e\u518d\u5bf9<code>OSPFv3<\/code>\u7684\u533a\u57df\u6216\u63a5\u53e3\u8fdb\u884c\u52a0\u5bc6\uff0c\u4ece\u800c\u4e86\u89e3<code>OSPFv3<\/code>\u7684\u52a0\u5bc6\u548c\u8ba4\u8bc1\u4e4b\u95f4\u7684\u5f02\u540c\u3002<\/p>\n<ol>\n<li>\n<p>\u5f00\u542f\u6240\u6709\u8282\u70b9<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1721311119321.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u5bf9\u5408\u6cd5\u8def\u7531\u5668<code>R1<\/code>\u548c<code>R2<\/code>\u5206\u522b\u8fdb\u884c\u914d\u7f6e\uff0c<code>R1<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">R1#config terminal\nR1(config)#ipv6 unicast-routing\nR1(config)#interface loopback 0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 address 2019:1::1\/128\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#interface ethernet0\/0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 address 2019::1\/64\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#no shutdown\nR1(config-if)#ipv6 router ospf 100\nR1(config-rtr)#router-id 1.1.1.1\nR1(config-rtr)#passive-interface loopback 0  \u73af\u56de\u63a5\u53e3\u8fde\u63a5\u7684\u662f\u672b\u68a2\u7f51\u6bb5\uff0c\u5c06\u5176\u8bbe\u4e3a\u88ab\u52a8\u63a5\u53e3\uff0c\u7981\u6b62\u53d1\u9001OSPFv3\u62a5\u6587<\/code><\/pre>\n<p><code>R2<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">R2#config terminal\nR2(config)#ipv6 unicast-routing\nR2(config)#interface loopback 0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:2::2\/128\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#interface ethernet0\/0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#ipv6 router ospf 100\nR2(config-rtr)#router-id 2.2.2.2\nR2(config-rtr)#passive-interface loopback 0<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>show ipv6 ospf neighbor<\/code>\u548c<code>show ipv6 route ospf<\/code>\u67e5\u770b\u8def\u7531\u60c5\u51b5\uff0c\u53d1\u73b0\u4e00\u5207\u6b63\u5e38\u3002<\/p>\n<p>\u7531\u4e8e<code>R1<\/code>\u548c<code>R2<\/code>\u5e76\u672a\u8fdb\u884c\u5b89\u5168\u8ba4\u8bc1\uff0c\u800c<code>R1<\/code>\u548cR2\u8fd0\u884c\u4e86OSPFv3\u534f\u8bae\u7684\u63a5\u53e3\u53c8\u90fd\u4e0eR3\u76f8\u901a\uff0c\u8fd9\u5bfc\u81f4R3\u5b8c\u5168\u53ef\u4ee5\u65e0\u969c\u788d\u5730\u52a0\u5165OSPFv3\u8def\u7531\u534f\u8bae\u4e2d\uff0c\u5e76\u53ef\u901a\u544a\u4f2a\u9020\u7684\u8def\u7531\u6761\u76ee\u3002\u5bf9<code>R3<\/code>\u8fdb\u884c\u5982\u4e0b\u914d\u7f6e\u3002<\/p>\n<pre><code class=\"language-bash\">R3#config terminal\nR3(config)#ipv6 unicast-routing\nR3(config)#interface loopback 0\nR3(config-if)#ipv6 enable\nR3(config-if)#ipv6 address 2019:3::3\/128\nR3(config-if)#ipv6 ospf 100 area 0\nR3(config-if)#interface ethernet0\/0\nR3(config-if)#ipv6 enable\nR3(config-if)#ipv6 address 2019::3\/64\nR3(config-if)#ipv6 ospf 100 area 0\nR3(config-if)#no shutdown\nR3(config-if)#ipv6 router ospf 100\nR3(config-rtr)#router-id 3.3.3.3<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u518d\u5728<code>R1<\/code>\u548c<code>R2<\/code>\u4e0a\u67e5\u770b<code>OSPF<\/code>\u90bb\u5c45\uff0c\u53d1\u73b0\u589e\u52a0\u4e86<code>R3<\/code>\uff0c\u540c\u65f6\u4e5f\u628a<code>R3<\/code>\u7684\u672c\u5730\u73af\u56de\u63a5\u53e3\u5730\u5740<code>2019::3:3<\/code>\u52a0\u5165\u4e86\u8def\u7531\u8868\u4e2d\u3002\u8fd9\u662f<code>R1<\/code>\u548c<code>R2<\/code>\u4e0d\u5e0c\u671b\u770b\u5230\u7684\u7ed3\u679c\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e3a\u4e86\u5728<code>R1<\/code>\u548c<code>R2<\/code>\u8def\u7531\u5668\u4e0a\u5c06\u975e\u6cd5\u7684\u8def\u7531\u5668<code>R3<\/code>\u5254\u9664\uff0c\u53ef\u4ee5\u5728<code>R1<\/code>\u548c<code>R2<\/code>\u4e4b\u95f4\u6dfb\u52a0<code>OSPFv3<\/code>\u8ba4\u8bc1\u3002<br \/>\n<code>R1<\/code>\u548c<code>R2<\/code>\u76f8\u4e92\u8ba4\u8bc1\u901a\u8fc7\u540e\u624d\u80fd\u5efa\u7acb<code>OSPFv3<\/code>\u90bb\u5c45\u5173\u7cfb\uff0c\u56e0\u4e3a<code>R3<\/code>\u5e76\u4e0d\u77e5\u9053<code>R1<\/code>\u548c<code>R2<\/code>\u4e4b\u95f4\u7684\u8ba4\u8bc1\u5bc6\u94a5\uff0c\u6240\u4ee5<code>R3<\/code>\u6ca1\u6cd5\u518d\u4e0e<code>R1<\/code>\u548c<code>R2<\/code>\u5efa\u7acb\u90bb\u5c45\u5173\u7cfb\u3002<br \/>\n\u601d\u79d1\u8def\u7531\u5668\u652f\u6301\u4e24\u79cd<code>OSPFv3<\/code>\u8ba4\u8bc1\u7b97\u6cd5\uff1a<code>MD5<\/code>\u548c<code>SHA-1<\/code>\u3002<br \/>\n\u8fd9\u4e24\u4e2a\u90fd\u662f\u4e0d\u53ef\u9006\u7684\u6563\u5217\u7b97\u6cd5\uff0c\u90fd\u662f\u4efb\u610f\u957f\u5ea6\u4efb\u610f\u5b57\u7b26\u7684\u8f93\u5165\u4ea7\u751f\u56fa\u5b9a\u957f\u5ea6\u7684\u8f93\u51fa\u3002<\/p>\n<p>\u53ef\u4ee5\u5728\u4efb\u610f\u7248\u672c\u7684<code>Linux<\/code>\u4e3b\u673a\u4e0a\u4f7f\u7528\u547d\u4ee4<code>echo input_string | md5sum <\/code>\u4ea7\u751f<code>MD5<\/code>\u8f93\u51fa\uff0c\u5176\u7ed3\u679c\u662f32\u4f4d\u7684\u5341\u516d\u8fdb\u5236\u6570\u3002<br \/>\n\u6216\u8005\u4f7f\u7528\u547d\u4ee4<code>echo input_string | sha1sum<\/code>\u4ea7\u751f<code>SHA-1<\/code>\u8f93\u51fa\uff0c\u5176\u7ed3\u679c\u662f40\u4f4d\u7684\u5341\u516d\u8fdb\u5236\u6570\u3002<\/p>\n<p>\u4e4b\u6240\u4ee5\u63d0\u5230\u5728<code>Linux\u4e0a<\/code>\u4f7f\u7528<code>md5sum<\/code>\u6216<code>shalsm<\/code>\u5de5\u5177\uff0c\u662f\u56e0\u4e3a\u5728\u914d\u7f6e<code>OSPFv3<\/code>\u8ba4\u8bc1\u65f6\uff0c\u9700\u8981\u8f93\u516532\u4f4d\u6216\u800540\u4f4d\u5341\u516d\u8fdb\u5236\u6570\u7684\u6563\u5217\u503c\u3002<br \/>\n\u5229\u7528\u8fd9\u4e24\u4e2a\u5de5\u5177\u7684\u597d\u5904\u662f\u53ef\u4ee5\u8f93\u5165\u4e00\u4e2a\u7b80\u5355\u7684\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5c06\u4ea7\u751f\u7684\u6563\u5217\u503c\u76f4\u63a5\u590d\u5236\u5728\u914d\u7f6e\u4e2d\u3002<br \/>\n\u5f53\u7136\u8fd9\u5e76\u4e0d\u662f\u5fc5\u9700\u7684\uff0c\u4e5f\u53ef\u4ee5\u624b\u52a8\u8f93\u516532\u4f4d\u621640\u4f4d\u5341\u516d\u8fdb\u5236\u6570\u3002<\/p>\n<p>\u8981\u542f\u7528<code>OSPFv3<\/code>\u8ba4\u8bc1\uff0c\u53ef\u5728<code>R1<\/code>\u7684<code>ethernet0\/0<\/code>\u63a5\u53e3\u4e0b\u548c<code>R2<\/code>\u7684<code>ethernet0\/0<\/code>\u63a5\u53e3\u4e0b\u5206\u522b\u589e\u52a0\u4e00\u6761\u547d\u4ee4\uff1a<br \/>\n<code>ipv6 ospf authentication ipsec spi 256 md5 60b725f10c9c85c70d97880dfe8191b3<\/code><\/p>\n<p>\u8fd9\u6761\u547d\u4ee4\u7684\u610f\u601d\u662f\uff0c\u4f7f\u7528<code>IPSec<\/code>\u8ba4\u8bc1\uff0c\u5176\u5b89\u5168\u7d22\u5f15\u53c2\u6570\uff08<code>Security Parameter Index\uff0cSPI<\/code>\uff09\u503c\u662f256\uff0c\u8fd9\u4e2a<code>SPI<\/code>\u5728<code>R1<\/code>\u548c<code>R2<\/code>\u4e0a\u8981\u4fdd\u6301\u4e00\u81f4\u3002<br \/>\n<code>MD5<\/code>\u6563\u5217\u503c\u662f32\u4f4d\u5341\u516d\u8fdb\u5236\u6570\uff0c\u5176\u503c\u5728<code>R1<\/code>\u548c<code>R2<\/code>\u4e0a\u4e5f\u8981\u4fdd\u6301\u4e00\u81f4\u3002\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u5728<code>R1<\/code>\u4e0a\u7684\u7ed3\u679c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1721392959164.png\" alt=\"file\" \/><\/p>\n<p>\u4ece\u56fe\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c<code>R1<\/code>\u4e0e<code>R3<\/code>\u4e0d\u518d\u80fd\u5efa\u7acb\u90bb\u5c45\u5173\u7cfb\uff0c\u63a5\u53e3<code>ethernet0\/0<\/code>\u542f\u7528\u4e86<code>MD5<\/code>\u8ba4\u8bc1\uff0c\u5176<code>SPI<\/code>\u503c\u662f256\u3002\u5728<code>R2<\/code>\u4e0a\u770b\u5230\u7684\u7ed3\u679c\u4e0e<code>R1<\/code>\u4e00\u6837\u3002<\/p>\n<\/li>\n<li>\n<p>\u9664\u4e86\u4e3a<code>OSPFv3<\/code>\u914d\u7f6e\u8ba4\u8bc1\u5916\uff0c\u4e5f\u53ef\u4ee5\u914d\u7f6e\u52a0\u5bc6\u3002<br \/>\n\u65b9\u6cd5\u662f\u5728<code>R1<\/code>\u548c<code>R2<\/code>\u7684\u63a5\u53e3<code>ethernet0\/0<\/code>\u4e0b\u53bb\u6389<code>no ipv6 ospf authentication ipsec spi 256<\/code>\u547d\u4ee4\uff0c\u800c\u6539\u7528<code>ipv6 ospf encryption<\/code>\u547d\u4ee4\uff08\u8ba4\u8bc1\u548c\u52a0\u5bc6\u53ea\u80fd\u9009\u62e9\u5176\u4e2d\u4e00\u4e2a\uff09\u3002<br \/>\n\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R1(config)#interface ethernet0\/0\nR1(config-if)#no ipv6 ospf authentication ipsec spi 256\nR1(config-if)#ipv6 ospf encryption ipsec spi 256 esp aes-cbc 256 87428fc522803d31065e7bce3cf03fe475096631e5e07bbd7a0fde60c4cf25c7 md5 3b5d5c3712955042212316173ccf37be<\/code><\/pre>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u7684\u610f\u601d\u662f\uff0c\u4f7f\u7528<code>IPSec<\/code>\u52a0\u5bc6\uff0c<code>SPI<\/code>\u503c\u662f256\uff0c\u8ba4\u8bc1\u62a5\u5934\u7c7b\u578b\u4e3a<code>ESP<\/code>\uff0c\u52a0\u5bc6\u7b97\u6cd5\u4e3a<code>AES-CBC<\/code>\uff0c\u5bc6\u94a5\u4f4d\u6570\u4e3a<code>256<\/code>\uff0c\u5176\u503c\u6b63\u662f\u540e\u9762\u7d27\u8ddf\u768464\u4f4d\u5341\u516d\u8fdb\u5236\u6570\uff0c\u6563\u5217\u7b97\u6cd5\u4ecd\u662f<code>MD5<\/code>\uff0c\u5176\u6563\u5217\u503c\u662f\u540e\u9762\u7d27\u8ddf\u768432\u4f4d\u5341\u516d\u8fdb\u5236\u6570\u3002<br \/>\n\u5728<code>R2<\/code>\u4e0a\u4e5f\u8fdb\u884c\u76f8\u540c\u914d\u7f6e\u540e\uff0c\u518d\u67e5\u770b<code>R1<\/code>\u7684\u7ed3\u679c\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1721393724859.png\" alt=\"file\" \/><\/p>\n<p>\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c\u63a5\u53e3<code>ethernet0\/0<\/code>\u5df2\u7ecf\u91c7\u7528256\u4f4d\u7684<code>AES-CBC<\/code>\u52a0\u5bc6\u7b97\u6cd5\u8fdb\u884c\u4e86\u52a0\u5bc6\u3002\u63a5\u53e3\u4ece<em>\u8ba4\u8bc1<\/em>\u6539\u4e3a<em>\u52a0\u5bc6<\/em>\u540e\uff0c\u6548\u679c\u4e00\u6837\uff0c\u90fd\u80fd\u6709\u6548\u62d2\u7edd\u975e\u6cd5\u8def\u7531\u5668<code>R3<\/code>\u7684\u63a5\u5165\u3002<\/p>\n<\/li>\n<li>\n<p>\u4ece\u4ee5\u4e0a\u6b65\u9aa4\u53ef\u4ee5\u770b\u51fa\uff0c\u63a5\u53e3\u65e2\u53ef\u4ee5\u505a\u8ba4\u8bc1\uff0c\u4e5f\u53ef\u4ee5\u505a\u52a0\u5bc6\uff0c\u4f46\u4e24\u8005\u53ea\u80fd\u9009\u4e00\u79cd\uff0c\u4e0d\u8fc7\u4e24\u8005\u8fbe\u5230\u7684\u6548\u679c\u662f\u4e00\u6837\u7684\u3002<br \/>\n\u5982\u679c<code>OSPFv3<\/code>\u57df\u91cc\u7684\u63a5\u53e3\u592a\u591a\uff0c\u9488\u5bf9\u6bcf\u4e2a\u63a5\u53e3\u914d\u7f6e\u8ba4\u8bc1\u6216\u52a0\u5bc6\u5c31\u663e\u5f97\u6709\u70b9\u70e6\u7410\u3002<br \/>\n<code>OSPFv3<\/code>\u652f\u6301\u5bf9\u57df\u8fdb\u884c\u52a0\u5bc6\u6216\u8ba4\u8bc1\uff0c\u8fd9\u6837\u57df\u4e0b\u7684\u6240\u6709\u63a5\u53e3\u90fd\u4f1a\u542f\u7528\u52a0\u5bc6\u6216\u8ba4\u8bc1\u3002<br \/>\n\u5bf9\u57df\u8fdb\u884c\u52a0\u5bc6\u7684\u914d\u7f6e\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R1(config)#interface ethernet0\/0\nR1(config-if)#no ipv6 ospf encryption ipsec spi 256          \u9700\u8981\u5148\u53bb\u6389\u63a5\u53e3\u4e0b\u7684\u52a0\u5bc6\u914d\u7f6e\nR1(config-if)#ipv6 router ospf 100\nR1(config-rtr)# area 0 encryption ipsec spi 256 esp aes-cbc 256 87428fc522803d31065e7bce3cf03fe475096631e5e07bbd7a0fde60c4cf25c7 md5 3b5d5c3712955042212316173ccf37be<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u4f7f\u7528\u547d\u4ee4\u67e5\u770b\u7ed3\u679c\uff0c\u7ed3\u679c\u4e0d\u53d8\u3002\u901a\u8fc7\u672c\u5b9e\u9a8c\u53ef\u4ee5\u770b\u51fa\uff0c<code>OSPFv3<\/code>\u8def\u7531\u534f\u8bae\u8981\u60f3\u5b89\u5168\u8fd0\u884c\uff0c\u5fc5\u987b\u8981\u6c42\u5408\u6cd5\u8def\u7531\u5668\u4e4b\u95f4\u542f\u7528\u8ba4\u8bc1\u6216\u52a0\u5bc6\u673a\u5236\u6765\u5efa\u7acb\u90bb\u63a5\u5173\u7cfb\uff0c\u8fd9\u6837\u53ef\u963b\u6b62\u975e\u6cd5\u8def\u7531\u5668\u5bf9\u6b63\u5e38<code>OSPFv3<\/code>\u8def\u7531\u534f\u8bae\u7684\u7834\u574f\u548c\u5f71\u54cd\u3002<\/p>\n<\/li>\n<\/ol>\n<h4>IPv6\u8def\u7531\u8fc7\u6ee4<\/h4>\n<p><code>IPv6<\/code>\u5730\u5740\u7a7a\u95f4\u5de8\u5927\uff0c\u6d77\u91cf\u7684\u5730\u5740\u6570\u76ee\u770b\u8d77\u6765\u53d6\u4e4b\u4e0d\u5c3d\u7528\u4e4b\u4e0d\u7aed\uff0c\u6bd4\u5982\u5b9e\u9a8c\u7528\u5230\u7684\u5168\u5c40\u5355\u64ad\u5730\u5740\uff0c\u56e0\u4e3a\u5e76\u4e0d\u4e0e\u56fd\u9645\u4e92\u8054\u7f51\u76f8\u901a\uff0c\u6240\u4ee5\u53ef\u4ee5\u968f\u4fbf\u4f7f\u7528\u3002<br \/>\n\u4f46\u5982\u679c\u5355\u4f4d\u6216\u8005\u7ec4\u7ec7\u5df2\u7ecf\u7533\u8bf7\u4e86\u5408\u6cd5\u7684<code>IPv6<\/code>\u5730\u5740\u5e76\u63a5\u5165\u4e86\u56fd\u9645\u4e92\u8054\u7f51\uff0c\u5c31\u8981\u8003\u8651\u54ea\u4e9b\u5730\u5740\u53ef\u7528\uff0c\u54ea\u4e9b\u5730\u5740\u4e0d\u53ef\u7528\u3002<\/p>\n<p>\u76ee\u524d\uff0c\u8d1f\u8d23<code>IPv6<\/code>\u5730\u5740\u5206\u914d\u53ca\u7ba1\u7406\u7684<code>IANA<\/code>\u673a\u6784\u5df2\u5206\u914d\u7684\u5730\u5740\u5757\u5e76\u4e0d\u591a\uff0c\u4e5f\u5c31\u662f\u8bf4\u5728\u4e92\u8054\u7f51\u4e0a\uff0c\u6709\u6548\u7684\u5730\u5740\u5757\u53ea\u5360\u5c11\u6570\uff0c\u8fd8\u6709\u5927\u91cf\u7684\u672a\u5206\u914d\u5730\u5740\u548c\u4e00\u4e9b\u7279\u5b9a\u7528\u9014\u7684\u4fdd\u7559\u5730\u5740\u7b49\uff0c\u8fd9\u4e9b\u5730\u5740\u53ef\u4ee5\u7edf\u79f0\u4e3a\u865a\u5047\u5730\u5740\uff0c\u4e0d\u5e94\u8be5\u51fa\u73b0\u5728\u8def\u7531\u8868\u4e2d\uff0c\u5426\u5219\u5c31\u53ef\u80fd\u5bfc\u81f4\u5728\u7f51\u7edc\u4e2d\u5b58\u5728\u5927\u91cf\u7684\u5783\u573e\u62a5\u6587\uff0c\u4ece\u800c\u8017\u8d39\u5b9d\u8d35\u7684\u8def\u7531\u5668\u8d44\u6e90\u548c\u5e26\u5bbd\u3002<\/p>\n<p>\u5728\u4e0e<code>IPv6<\/code>\u56fd\u9645\u4e92\u8054\u7f51\u76f8\u8fde\u7684\u8def\u7531\u5668\u4e0a\u4f7f\u7528\u9ed8\u8ba4\u8def\u7531\u76ee\u524d\u6765\u770b\u5e76\u4e0d\u662f\u503c\u5f97\u63a8\u8350\u7684\u65b9\u6cd5\u3002<br \/>\n\u5c31\u76ee\u524d\u6765\u8bf4\uff0c\u5168\u5c40\u5355\u64ad\u5730\u5740\u7684\u5b9a\u4e49\u4ec5\u5305\u62ec<code>2000::\/3<\/code>\uff0c\u6240\u4ee5\u4e0d\u5fc5\u5728\u8def\u7531\u5668\u4e0a\u5199\u51fa\u9ed8\u8ba4\u8def\u7531<code>ipv6 route ::\/0 next-hop<\/code>\uff0c\u4e66\u5199\u4e3a<code>ipv6 route 2000::\/3 next-hop<\/code>\u66f4\u4e3a\u5408\u9002\u3002<\/p>\n<ol>\n<li>\n<p><code>IANA<\/code>\u4fdd\u7559\u7684<code>IPv6<\/code>\u5730\u5740\u5757<br \/>\n\u867d\u7136<code>IPv6<\/code>\u5730\u5740\u7a7a\u95f4\u5de8\u5927\uff0c\u4f46\u8003\u8651\u5230\u672a\u6765\u7684\u7528\u9014\uff0c\u4e00\u4e9b\u5730\u5740\u5e76\u672a\u8fdb\u884c\u5206\u914d\u3002<br \/>\n\u76ee\u524d\u6765\u8bf4\uff0c\u4ec5\u6709<code>2000::\/3<\/code>\u5730\u5740\u5757\u7528\u4f5c\u5168\u5c40\u5355\u64ad\u5730\u5740\u5206\u914d\u7a7a\u95f4\uff0c\u9664\u975e\u6709\u65b0\u7684\u6807\u51c6\u51fa\u6765\uff0c\u5426\u5219\u4fdd\u7559\u5730\u5740\u5757\u7a7a\u95f4\u4e2d\u7684\u5730\u5740\u4e0d\u5e94\u8be5\u51fa\u73b0\u5728<code>IPv6<\/code>\u56fd\u9645\u4e92\u8054\u7f51\u4e2d\uff0c\u5373\u6e90\u5730\u5740\u548c\u76ee\u7684\u5730\u5740\u90fd\u4e0d\u5141\u8bb8\u4f7f\u7528\u4fdd\u7559\u5730\u5740\u5757\u7a7a\u95f4\u4e2d\u7684\u5730\u5740\u3002<\/p>\n<\/li>\n<li>\n<p><code>IPv6<\/code>\u5df2\u5206\u914d\u7684\u5730\u5740\u5757<br \/>\n\u4ece\u4e0a\u6587\u4ecb\u7ecd\u7684<code>IANA<\/code>\u4fdd\u7559\u5730\u5740\u5757\u53ef\u4ee5\u770b\u51fa\uff0c\u5df2\u7ecf\u5206\u914d\u7684\u5168\u5c40\u53ef\u8def\u7531\u5730\u5740\u5757\u53ea\u80fd\u662f<code>2000::\/3<\/code>\uff0c\u53ef\u4ee5\u5728<code>IANA<\/code>\u5b98\u7f51\u4e0a\u8fdb\u884c\u67e5\u8be2\u5df2\u5206\u914d\u7684\u5177\u4f53\u5730\u5740\u5757\uff0c\u9875\u9762\u4e2d\u72b6\u6001\u662f<code>ALLOCATED<\/code>\u7684\u5c31\u662f\u5df2\u7ecf\u5206\u914d\u7684\u5730\u5740\u5757\uff0c\u7531\u5168\u7403\u4e0d\u540c\u7684\u7ec4\u7ec7\u5355\u4f4d\u518d\u5177\u4f53\u7ec6\u5206\u3002<\/p>\n<\/li>\n<li>\n<p>\u9700\u8fc7\u6ee4\u7684<code>IPv6<\/code>\u5730\u5740\u5757<br \/>\n\u7531\u4e8e\u5df2\u7ecf\u5206\u914d\u7684\u5730\u5740\u5757\u6bd5\u7adf\u8fd8\u6bd4\u8f83\u5c11\uff0c\u6240\u4ee5\u5e94\u8be5\u5c06\u4e00\u4e9b\u5c1a\u672a\u5206\u914d\u7684\u5730\u5740\uff0c\u6216\u8005\u5728\u7f51\u7edc\u4e92\u8054\u65f6\u4e0d\u8be5\u51fa\u73b0\u7684\u5730\u5740\u5757\u5728\u7f51\u7edc\u8bbe\u5907\u4e0a\u8fdb\u884c\u8fc7\u6ee4\u3002<br \/>\n\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5e94\u8be5\u5c3d\u53ef\u80fd\u5730\u5728\u8def\u7531\u63a7\u5236\u5c42\u9762\u800c\u4e0d\u662f\u6570\u636e\u8f6c\u53d1\u5c42\u9762\u53bb\u8fdb\u884c\u5730\u5740\u5757\u7684\u8fc7\u6ee4\uff0c\u5373\u4e0d\u5141\u8bb8\u5c06\u865a\u5047\u5730\u5740\u5199\u5165\u8def\u7531\u5668\u7684\u8def\u7531\u8f6c\u53d1\u8868\u4e2d\uff0c\u901a\u5e38\u53ef\u4ee5\u5728\u8fd0\u884c\u52a8\u6001\u8def\u7531\u534f\u8bae\u65f6\u4f7f\u7528\u524d\u7f00\u5217\u8868\u5bf9\u8def\u7531\u6761\u76ee\u8fdb\u884c\u8fc7\u6ee4\uff0c\u4e5f\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528\u4e0b\u4e00\u8df3\u63a5\u53e3\u662f<code>Null 0<\/code>\u7684\u9ed1\u6d1e\u8def\u7531\u6765\u76f4\u63a5\u4e22\u5f03\u3002<\/p>\n<p>\u5f53\u7136\u4e5f\u53ef\u4ee5\u91c7\u7528\u767d\u540d\u5355\u7684\u65b9\u5f0f\uff0c\u53ea\u5c06\u5141\u8bb8\u7684<code>IPv6<\/code>\u5730\u5740\u5757\u5199\u5165\u8def\u7531\u8868\u4e2d\u3002<br \/>\n\u4e0d\u7ba1\u662f\u54ea\u4e00\u79cd\u65b9\u6cd5\uff0c\u90fd\u9700\u8981\u53ca\u65f6\u8ddf\u8e2a\u5df2\u5206\u914d\u7684\u5730\u5740\u5757\u7684\u60c5\u51b5\u5e76\u53ca\u65f6\u5728\u8def\u7531\u63a7\u5236\u4e0a\u8fdb\u884c\u66f4\u65b0\u3002<br \/>\n\u5728\u5168\u5c40\u53ef\u8def\u7531\u5355\u64ad\u5730\u5740\u5757<code>2000::\/3<\/code>\u4e2d\uff0c\u8fd8\u6709\u90e8\u5206\u5730\u5740\u5757\u6709\u7279\u6b8a\u7528\u9014\uff0c\u5728\u8def\u7531\u5668\u4e0a\u8fc7\u6ee4\u8def\u7531\u6761\u76ee\u4e5f\u5e94\u8003\u8651\u3002<br \/>\n\u6bd4\u5982<code>3ffe::\/16<\/code>\u662f\u5f53\u521d\u7684<code>6Bone<\/code>\u5b9e\u9a8c\u7f51\u4f7f\u7528\u7684\u5730\u5740\uff0c<code>2001:db8::\/32<\/code>\u662f\u5f52\u6863\u7528\u7684\u5730\u5740\u7b49\u3002<br \/>\n\u4e00\u4e9b\u9700\u8981\u660e\u786e\u5728\u8fb9\u754c\u8def\u7531\u5668\u4e0a\u8fdb\u884c\u8fc7\u6ee4\u7684\u5e38\u89c1\u5730\u5740\u5757\u5982\u4e0b\u6240\u793a:<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1721394529702.png\" alt=\"file\" \/><\/p>\n<\/li>\n<\/ol>\n<p>\u5b9e\u9a8c\uff1a<code>ipv6<\/code>\u8def\u7531\u8fc7\u6ee4<br \/>\n\u672c\u5b9e\u9a8c\u5c06\u6a21\u62df\u4e00\u53f0\u8def\u7531\u5668\u5c06\u672c\u5730\u6240\u6709\u7684<code>IPv6<\/code>\u76f4\u8054\u7f51\u6bb5\u901a\u8fc7\u52a8\u6001\u8def\u7531\u534f\u8bae\u901a\u544a\u51fa\u53bb\uff0c\u5176\u90bb\u5c45\u8def\u7531\u5668\u5c06\u8fd9\u4e9b\u8def\u7531\u6761\u76ee\u8fdb\u884c\u5b89\u5168\u8fc7\u6ee4\uff0c\u53ea\u5141\u8bb8\u5168\u5c40\u5355\u64ad\u5730\u5740\u6bb5\u5199\u5165\u8def\u7531\u8868\uff0c\u5e76\u5c06\u8fc7\u6ee4\u540e\u7684\u8def\u7531\u6761\u76ee\u901a\u544a\u7ed9\u81ea\u5df1\u7684\u53e6\u4e00\u4e2a\u90bb\u5c45\u8def\u7531\u5668\u3002<br \/>\n\u901a\u8fc7\u672c\u5b9e\u9a8c\uff0c\u53ef\u638c\u63e1<code>IPv6<\/code>\u524d\u7f00\u5217\u8868\u7684\u5199\u6cd5\u4ee5\u53ca\u5728<code>IPv6<\/code>\u8def\u7531\u6761\u76ee\u4e2d\u5e94\u7528\u524d\u7f00\u5217\u8868\u8fdb\u884c\u8fc7\u6ee4\u3002<\/p>\n<ol>\n<li>\n<p>\u5f00\u542f\u6240\u6709\u8282\u70b9<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1721438156296.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u5bf9<code>R1<\/code>\u548c<code>R2<\/code>\u8def\u7531\u5668\u8fdb\u884c\u5355\u533a\u57df<code>OSPFv3<\/code>\u914d\u7f6e\u3002<br \/>\n<code>R1<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">R1#config terminal\nR1(config)#ipv6 unicast-routing\nR1(config)#interface ethernet0\/0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 address 2019:12::1\/64\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#no shutdown\nR1(config-if)#ipv6 router ospf 100\nR1(config-rtr)#router-id 1.1.1.1<\/code><\/pre>\n<\/li>\n<\/ol>\n<p><code>R2<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">R2#config terminal\nR2(config)#ipv6 unicast-routing\nR2(config)#interface ethernet0\/0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:12::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#interface ethernet0\/1\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:23::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#ipv6 router ospf 100\nR2(config-rtr)#router-id 2.2.2.2<\/code><\/pre>\n<p>\u5728<code>R1<\/code>\u4e0a\u542f\u7528\u591a\u4e2a\u73af\u56de\u63a5\u53e3\uff0c\u6a21\u62df\u591a\u4e2a\u5730\u5740\u5757\u7f51\u6bb5\uff0c\u5e76\u901a\u544a\u5230<code>OSPFv3<\/code>\u4e2d\u3002<\/p>\n<pre><code class=\"language-bash\">R1(config)#interface loopback0\nR1(config-if)#ipv6 address 2019:1::1\/64\nR1(config-if)#ipv6 ospf network point-to-point    \u66f4\u6539\u63a5\u53e3\u7684OSPF\u7f51\u7edc\u7c7b\u578b\uff0c\u907f\u514d\u4ea7\u751f128\u4f4d\u4e3b\u673a\u8def\u7531\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#interface loopback1\nR1(config-if)#ipv6 address 3ffe:1::1\/80            6BONE\u5730\u5740\u57573ffe::\/16\u4e2d\u7684\u5730\u5740\nR1(config-if)#ipv6 ospf network point-to-point\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#interface loopback2\nR1(config-if)#ipv6 address fd11::1\/16            \u9700\u8fc7\u6ee4\u7684\u672c\u5730\u5730\u5740\u5757Fc00::\/7\u4e2d\u7684\u5730\u5740\nR1(config-if)#ipv6 ospf network point-to-point\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#interface loopback3\nR1(config-if)#ipv6 address 2002:e000::1\/32        \u4f2a\u9020\u76846to4\u5730\u5740\u5757\u4e2d\u7684\u5730\u5740\nR1(config-if)#ipv6 ospf network point-to-point\nR1(config-if)#ipv6 ospf 100 area 0<\/code><\/pre>\n<p>\u7136\u540e\u518d\u5728<code>R2<\/code>\u4e0a\u67e5\u770b<code>OSPF<\/code>\u8def\u7531\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2#show ipv6 route ospf \nIPv6 Routing Table - default - 9 entries\nCodes: C - Connected, L - Local, S - Static, U - Per-user Static route\n       B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP\n       H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea\n       IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO\n       ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect\n       O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2\n       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2, la - LISP alt\n       lr - LISP site-registrations, ld - LISP dyn-eid, a - Application\nO   2002:E000::\/32 [110\/11]\n     via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nO   2019:1::\/64 [110\/11]\n     via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nO   3FFE:1::\/80 [110\/11]\n     via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nO   FD11::\/16 [110\/11]\n     via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0<\/code><\/pre>\n<p>\u4ece\u7ed3\u679c\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<code>R1<\/code>\u4e0a4\u4e2a\u73af\u56de\u63a5\u53e3\u6240\u5728\u7684\u7f51\u6bb5\u90fd\u5df2\u7ecf\u901a\u8fc7<code>OSPFv3<\/code>\u5199\u5165<code>R2<\/code>\u8def\u7531\u8868\u4e2d\u3002<\/p>\n<ol start=\"3\">\n<li>\n<p>\u5728<code>R2<\/code>\u548c<code>R3<\/code>\u4e0a\u8fd0\u884c<code>EBGP<\/code>\uff0c<code>R2<\/code>\u5c06<code>OSPFv3<\/code>\u8def\u7531\u91cd\u5206\u53d1\u5230<code>BGP<\/code>\u8def\u7531\u534f\u8bae\u4e2d\uff0c\u5e76\u6700\u7ec8\u5199\u5165<code>R3<\/code>\u7684\u8def\u7531\u8868<br \/>\n<code>R2<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2(config)#router bgp 100\nR2(config-router)#bgp router-id 2.2.2.2\nR2(config-router)#no bgp default ipv4-unicast\nR2(config-router)#neighbor 2019:23::3 remote-as 200\nR2(config-router)#address-family ipv6\nR2(config-router-af)#redistribute ospf 100    \u5c06OSPFv3\u8def\u7531\u91cd\u5206\u53d1\u5230BGP\u4e2d\nR2(config-router-af)#neighbor 2019:23::3 activate<\/code><\/pre>\n<p><code>R3<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R3#config terminal\nR3(config)#ipv6 unicast-routing\nR3(config-if)#interface ethernet0\/0\nR3(config-if)#ipv6 enable\nR3(config-if)#ipv6 address 2019:23::3\/64\nR3(config-if)#no shutdown\nR3(config)#router bgp 200\nR3(config-router)#bgp router-id 3.3.3.3\nR3(config-router)#no bgp default ipv4-unicast\nR3(config-router)#neighbor 2019:23::2 remote-as 100\nR3(config-router)#address-family ipv6\nR3(config-router-af)#neighbor 2019:23::2 activate<\/code><\/pre>\n<p>\u7136\u540e\u5728\u518d\u5728<code>R3<\/code>\u4e0a\u67e5\u770b<code>ipv6<\/code>\u7684\u8def\u7531\u8868\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R3#show ipv6 route bgp \nIPv6 Routing Table - default - 7 entries\nCodes: C - Connected, L - Local, S - Static, U - Per-user Static route\n   B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP\n   H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea\n   IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO\n   ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect\n   O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2\n   ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2, la - LISP alt\n   lr - LISP site-registrations, ld - LISP dyn-eid, a - Application\nB   2002:E000::\/32 [20\/11]\n via FE80::A8BB:CCFF:FE00:210, Ethernet0\/0\nB   2019:1::\/64 [20\/11]\n via FE80::A8BB:CCFF:FE00:210, Ethernet0\/0\nB   3FFE:1::\/80 [20\/11]\n via FE80::A8BB:CCFF:FE00:210, Ethernet0\/0\nB   FD11::\/16 [20\/11]\n via FE80::A8BB:CCFF:FE00:210, Ethernet0\/0<\/code><\/pre>\n<p>\u4ece\u7ed3\u679c\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<code>R3<\/code>\u5df2\u7ecf\u901a\u8fc7<code>BGP<\/code>\u5b66\u4e60\u5230<code>R1<\/code>\u6240\u6709\u73af\u56de\u63a5\u53e3\u7684\u5730\u5740\u6bb5\u8def\u7531\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u672c\u5b9e\u9a8c\u4e2d\uff0c<code>R2<\/code>\u548c<code>R3<\/code>\u6a21\u62df\u7684\u662f\u771f\u5b9e\u73af\u5883\u4e0b\u5728\u4e0d\u540c\u81ea\u6cbb\u533a\u57df\u4e4b\u95f4\u8fd0\u884c\u7684\u4e24\u53f0\u8def\u7531\u5668\u3002<br \/>\n\u5f88\u663e\u7136\uff0c<code>R1<\/code>\u4e0a\u7684\u73af\u56de\u63a5\u53e3\u5730\u5740\u6bb5\u8def\u7531\u4e2d\uff0c\u9664\u4e86<code>2019:1::\/64<\/code>\u662f\u5168\u5c40\u5355\u64ad\u53ef\u8def\u7531\u5730\u5740\u5916\uff0c\u5176\u4ed6\u5730\u5740\u6bb5\u90fd\u4e0d\u5e94\u8be5\u51fa\u73b0\u3002<br \/>\n\u5176\u4e2d<code>2002:E000::\/32<\/code>\u662f\u4f2a\u9020\u76846to4\u7f51\u6bb5\uff0c<code>3FFE:1::\/80<\/code>\u662f\u5df2\u5f03\u7528\u7684<code>6Bone<\/code>\u5b9e\u9a8c\u7f51\u6bb5\uff0c<code>FD11::\/16<\/code>\u662f\u672c\u5730\u7f51\u6bb5<code>FC00::\/7<\/code>\u4e2d\u7684\u5730\u5740\u5757\uff0c\u5b83\u4eec\u90fd\u4e0d\u5e94\u8be5\u53d1\u5e03\u5728\u516c\u7f51\u4e2d\uff0c\u9700\u8981\u5c06\u8fd9\u4e9b\u975e\u6cd5\u7f51\u6bb5\u8fdb\u884c\u8fc7\u6ee4\u3002<br \/>\n\u5728\u8fc7\u6ee4\u524d\uff0c\u5148\u7b80\u5355\u5b66\u4e60\u4e00\u4e0b<code>IPv6<\/code>\u524d\u7f00\u5217\u8868\u76f8\u5173\u7684\u77e5\u8bc6\u3002<\/p>\n<p>\u9700\u8981\u8fc7\u6ee4\u7684\u5730\u5740\u5757\u90fd\u662f\u6700\u5927\u7684\u5730\u5740\u5757\uff08\u524d\u7f00\u957f\u5ea6\u503c\u5df2\u8fbe\u6700\u5c0f\u503c\uff09\uff0c<code>IPv6<\/code>\u5730\u5740\u90fd\u662f\u5c42\u6b21\u5316\u7684\u8bbe\u8ba1\u548c\u5206\u914d\uff0c\u9700\u8981\u5224\u65ad\u54ea\u4e9b\u5730\u5740\u5757\u662f\u5728\u53ef\u8fc7\u6ee4\u8303\u56f4\u5185\u3002<\/p>\n<p>\u4ee5<code>FC00::\/7<\/code>\u4e3a\u4f8b\uff0c\u5176\u5305\u62ec\u7684\u5b50\u7f51\u5730\u5740\u5757\u53ef\u4ee5\u6709\u5f88\u591a\uff0c\u5177\u4f53\u7531\u524d\u7f00\u957f\u5ea6\u6765\u51b3\u5b9a\u3002<br \/>\n\u5982\u679c\u5b50\u7f51\u524d\u7f00\u957f\u5ea6\u662f8\uff0c\u90a3\u5c31\u6709\u4e24\u4e2a\u5b50\u7f51\uff0c\u5206\u522b\u662f<code>FC00::\/8<\/code>\u548c<code>FD00::\/8<\/code>\uff0c\u6bcf\u4e2a\u5b50\u7f51\u53c8\u53ef\u4ee5\u7ee7\u7eed\u5f80\u4e0b\u5206\uff0c\u5373<code>FD00::\/8<\/code>\u53c8\u53ef\u4ee5\u5206\u4e3a<code>FD00::\/9<\/code>\u548c<code>FD80::\/9<\/code>\uff1b\u4f9d\u6b21\u7c7b\u63a8\u3002<br \/>\n\u5f88\u660e\u663e\uff0c\u5b9e\u9a8c\u4e2d\u7684<code>FD11::\/16<\/code>\u7f51\u6bb5\u6b63\u597d\u5728\u8fd9\u4e2a\u5730\u5740\u5757\u91cc\u9762\uff0c\u6240\u4ee5\u9700\u8981\u8fc7\u6ee4\u3002<\/p>\n<p>\u5728\u672c\u4f8b\u4e2d\u9700\u8981\u8fc7\u6ee4\u7684\u5730\u5740\u6bb5\u5bf9\u5e94\u7684\u5199\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">Ipv6 prefix-list valid_ipv6 deny 2002:E000::\/32      \u5b9a\u4e49\u7684\u524d\u7f00\u5217\u8868\u540d\u79f0\u662fvalid_ipv6\nIpv6 prefix-list valid_ipv6 deny 3FFE:1::\/80\nIpv6 prefix-list valid_ipv6 deny FD11::\/16\nIpv6 prefix-list valid_ipv6 permit 2019:1::\/64<\/code><\/pre>\n<p>\u4f46\u4e0a\u8ff0\u5199\u6cd5\u53ea\u80fd\u8fc7\u6ee4\u5177\u4f53\u7684\u5730\u5740\u6bb5\u8def\u7531\uff0c\u4e00\u65e6\u751f\u6210\u4e86\u65b0\u7684\u9700\u8fc7\u6ee4\u7684\u5730\u5740\u6bb5\uff0c\u8fd8\u5f97\u7ee7\u7eed\u66f4\u65b0\u6b64\u524d\u7f00\u5217\u8868\u3002<br \/>\n\u6240\u4ee5\u4e00\u822c\u76f4\u63a5\u5199\u5927\u5730\u5740\u5757\uff0c\u540e\u9762\u8ddf\u4e0a\u4e00\u4e2a\u524d\u7f00\u957f\u5ea6\u503c\u7684\u5927\u5c0f\u8303\u56f4\uff0c\u53ea\u8981\u524d\u7f00\u957f\u5ea6\u503c\u5c0f\u4e8e\u7b49\u4e8e128\u5c31\u80fd\u5305\u62ec\u6240\u6709\u7684\u5b50\u7f51\u5730\u5740\u5757\u3002\u6240\u4ee5\u524d\u7f00\u5217\u8868\u53ef\u6539\u5199\u4e3a\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre><code class=\"language-bash\">Ipv6 prefix-list valid_ipv6 deny 2002:E000::\/20  le 128\nIpv6 prefix-list valid_ipv6 deny 3FFE::\/16  le 128\nIpv6 prefix-list valid_ipv6 deny FC00::\/7  le 128\nIpv6 prefix-list valid_ipv6 permit 2000::\/3  le 128<\/code><\/pre>\n<p>\u7b2c\u4e00\u79cd\u5199\u6cd5\u7b80\u5355\u6e05\u6670\uff0c\u9700\u8981\u8fc7\u6ee4\u7684\u8def\u7531\u5c31\u7528<code>deny<\/code>\uff0c\u9700\u8981\u5141\u8bb8\u7684\u8def\u7531\u5c31<code>\u7528permit<\/code>\u3002<br \/>\n\u5728\u672c\u5b9e\u9a8c\u4e2d\uff0c\u9700\u8981\u5728\u8def\u7531\u5668<code>R2<\/code>\u4e0a\u5bf9\u8def\u7531\u8fdb\u884c\u8fc7\u6ee4\uff0c\u5982\u679c\u7981\u6b62\u5c06<code>R1<\/code>\u901a\u544a\u7684\u975e\u6cd5\u7f51\u6bb5\u5199\u5165<code>R2<\/code>\u7684\u8def\u7531\u8868\uff0c\u53ef\u4ee5\u5728<code>R2<\/code>\u7684<code>OSPFv3\u4e2d<\/code>\u8fdb\u884c\u8fc7\u6ee4\uff0c\u8fd9\u6837\u518d\u5c06<code>OSPFv3<\/code>\u8def\u7531\u91cd\u5206\u53d1\u5230<code>BGP<\/code>\u65f6\uff0c\u7531\u4e8e\u5176\u8def\u7531\u6761\u76ee\u5df2\u7ecf\u8fc7\u6ee4\u6389\u4e86\uff0c<code>R3<\/code>\u4e5f\u5c31\u4e0d\u4f1a\u5b66\u4e60\u5230<code>R1<\/code>\u4e0a\u7684\u975e\u6cd5\u5730\u5740\u6bb5\u8def\u7531\u4e86\u3002<br \/>\n<code>R2<\/code>\u4e0a\u7684\u8fc7\u6ee4\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2(config)#Ipv6 prefix-list valid_ipv6 deny 2002:E000::\/32 \nR2(config)#Ipv6 prefix-list valid_ipv6 deny 3FFE:1::\/80\nR2(config)#Ipv6 prefix-list valid_ipv6 deny FD11::\/16\nR2(config)#Ipv6 prefix-list valid_ipv6 permit 2019:1::\/64\nR2(config)#ipv6 router ospf 100\nR2(config-rtr)#distribute-list prefix valid_ipv6 in      \u5e94\u7528\u524d\u7f00\u5217\u8868\u8fdb\u884c\u8fc7\u6ee4<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u5728<code>R2<\/code>\u548c<code>R3<\/code>\u4e0a\u5206\u522b\u67e5\u770b<code>IPv6<\/code>\u8def\u7531\u8868\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002\u53ef\u4ee5\u53d1\u73b0\uff0c\u4e0d\u9700\u8981\u7684\u5730\u5740\u6bb5\u8def\u7531\u5df2\u7ecf\u88ab\u8fc7\u6ee4\u6389\u4e86\u3002<\/p>\n<pre><code class=\"language-bash\">R2#show ipv6 route ospf \nIPv6 Routing Table - default - 6 entries\nCodes: C - Connected, L - Local, S - Static, U - Per-user Static route\n   B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP\n   H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea\n   IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO\n   ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect\n   O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2\n   ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2, la - LISP alt\n   lr - LISP site-registrations, ld - LISP dyn-eid, a - Application\nO   2019:1::\/64 [110\/11]\n via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0<\/code><\/pre>\n<\/li>\n<li>\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u8fd8\u662f\u5141\u8bb8\u5728\u540c\u4e00\u4e2a\u81ea\u6cbb\u57df\u5185\u7f51\u4e2d\u7684<code>R1<\/code>\u548c<code>R2<\/code>\u4e4b\u95f4\u80fd\u5168\u4e92\u901a\uff0c\u5e76\u4e0d\u9700\u8981\u8fdb\u884c\u8def\u7531\u8fc7\u6ee4\uff0c\u53ea\u6709\u5f53\u5411\u522b\u7684\u81ea\u6cbb\u57df\u4e2d\u7684<code>R3<\/code>\u8fdb\u884c\u8def\u7531\u901a\u544a\u65f6\u624d\u9700\u8981\u8fc7\u6ee4\u3002<br \/>\n\u4e3a\u6b64\u5c31\u4e0d\u80fd\u5728<code>R2<\/code>\u4e0a\u5bf9<code>OSPFv3<\/code>\u8fdb\u884c\u8fc7\u6ee4\uff0c\u800c\u5e94\u8be5\u5728<code>BGP<\/code>\u4e2d\u6267\u884c\u8fc7\u6ee4\u3002<br \/>\n\u53ea\u4e0d\u8fc7\u5728\u8fc7\u6ee4\u65f6\uff0c\u4e0d\u80fd\u76f4\u63a5\u5f15\u7528\u524d\u7f00\u5217\u8868\uff0c\u800c\u662f\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u8def\u7531\u6620\u5c04\uff08<code>route-ma<\/code>p\uff09\uff0c\u7531<code>route-map<\/code>\u53bb\u5f15\u7528\u524d\u7f00\u5217\u8868\u3002<\/p>\n<pre><code class=\"language-bash\">R2(config)#route-map valid_ipv6                            \u521b\u5efa\u8def\u7531\u6620\u5c04\uff0c\u540d\u79f0\u4e3avalid_ipv6\nR2(config-route-map)#match ipv6 address prefix valid_ipv6  \u5f15\u7528\u6b64\u524d\u5b9a\u4e49\u7684\u524d\u7f00\u5217\u8868\nR2(config-route-map)#ipv6 router ospf 100\nR2(config-rtr)#no distribute-list prefix valid_ipv6 in     \u53bb\u6389\u5728OSPFv3\u4e2d\u6267\u884c\u7684\u8fc7\u6ee4\nR2(config-rtr)#router bgp 100\nR2(config-router)#address-family ipv6\nR2(config-router-af)#redistribute ospf 100 route-map valid_ipv6   \u91cd\u5206\u53d1\u8def\u7531\u65f6\u542f\u7528\u8def\u7531\u6620\u5c04\u8fc7\u6ee4<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u540e\uff0c\u5728<code>R2<\/code>\u4e0a\u67e5\u770b\u6548\u679c\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre><code class=\"language-bash\">R2#show ipv6 route ospf\nIPv6 Routing Table - default - 9 entries\nCodes: C - Connected, L - Local, S - Static, U - Per-user Static route\n   B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP\n   H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea\n   IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO\n   ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect\n   O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2\n   ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2, la - LISP alt\n   lr - LISP site-registrations, ld - LISP dyn-eid, a - Application\nO   2002:E000::\/32 [110\/11]\n via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nO   2019:1::\/64 [110\/11]\n via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nO   3FFE:1::\/80 [110\/11]\n via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nO   FD11::\/16 [110\/11]\n via FE80::A8BB:CCFF:FE00:100, Ethernet0\/0\nR2#show bgp ipv6 unicast\nBGP table version is 18, local router ID is 2.2.2.2\nStatus codes: s suppressed, d damped, h history, * valid, > best, i - internal, \n          r RIB-failure, S Stale, m multipath, b backup-path, f RT-Filter, \n          x best-external, a additional-path, c RIB-compressed, \nOrigin codes: i - IGP, e - EGP, ? - incomplete\nRPKI validation codes: V valid, I invalid, N Not found\n\n Network          Next Hop            Metric LocPrf Weight Path\n*>  2019:1::\/64      FE80::A8BB:CCFF:FE00:100\n                                           11         32768 ?<\/code><\/pre>\n<p><code>R2<\/code>\u8def\u7531\u8868\u4f9d\u7136\u6709\u6240\u6709\u8def\u7531\u4fe1\u606f\uff0c\u53ea\u662f\u5728\u91cd\u5206\u53d1\u5230<code>BGP<\/code>\u65f6\u56e0\u4e3a\u6267\u884c\u4e86\u8fc7\u6ee4\uff0c\u6240\u4ee5\u53ea\u6709\u4e00\u6761\u8def\u7531\u901a\u544a\u7ed9\u4e86<code>R3<\/code>\u3002<br \/>\n\u5728<code>R3<\/code>\u4e0a\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>show ipv6 route bgp<\/code>\u67e5\u770b\u8def\u7531\u8868\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u4e0a\u4e00\u6b65\u4e2d\uff0c\u662f<code>R2<\/code>\u5728\u5411<code>R3<\/code>\u901a\u544a\u8def\u7531\u65f6\u4e3b\u52a8\u8fdb\u884c\u7684\u8fc7\u6ee4\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u5bf9\u4e8e<code>R3<\/code>\u800c\u8a00\uff0c\u4e0d\u80fd\u671f\u671b\u90bb\u5c45<code>R2<\/code>\u4e3b\u52a8\u8fdb\u884c\u8def\u7531\u8fc7\u6ee4\uff0c\u6240\u4ee5<code>R3<\/code>\u5728\u4e0e<code>R2<\/code>\u5efa\u7acbBGP\u90bb\u5c45\u65f6\u9700\u8fdb\u884c\u8def\u7531\u8fc7\u6ee4\uff0c\u5176\u505a\u6cd5\u4e5f\u662f\u5148\u521b\u5efa\u8def\u7531\u6620\u5c04\u518d\u5728<code>BGP<\/code>\u4e2d\u505a\u8fc7\u6ee4\u3002<code>R3<\/code>\u7684\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R3(config)#ipv6 prefix-list valid_ipv6 seq 5 deny 2002:E000::\/32\nR3(config)#ipv6 prefix-list valid_ipv6 seq 10 deny 3FFE:1::\/80\nR3(config)#ipv6 prefix-list valid_ipv6 seq 15 deny FD11::\/16\nR3(config)#ipv6 prefix-list valid_ipv6 seq 20 permit 2019:1::\/64\nR3(config)#route-map valid_ipv6 \nR3(config-route-map)#match ipv6 address prefix valid_ipv6\nR3(config-route-map)#router bgp 200\nR3(config-router)#address-family ipv6\nR3(config-router-af)#neighbor 2019:23::2 route-map valid_ipv6 in    \u5728\u4e0e\u90bb\u5c45R2\u7684\u5165\u65b9\u5411\u8fdb\u884c\u8def\u7531\u8fc7\u6ee4<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u6267\u884c\u547d\u4ee4<code>clear bgp ipv6 unicast *<\/code>\uff0c\u91cd\u542f<code>BGP<\/code>\u534f\u8bae\u8fdb\u7a0b\uff0c\u518d\u9a8c\u8bc1\u7ed3\u679c\uff0c\u53d1\u73b0\u4e0e\u9884\u671f\u4e00\u81f4\u3002<\/p>\n<\/li>\n<\/ol>\n<h4>IPv6\u8bbf\u95ee\u63a7\u5236\u5217\u8868<\/h4>\n<p>\u5728\u4f7f\u7528\u8def\u7531\u5668\u7b49\u8bbe\u5907\u5c06\u591a\u4e2a\u7f51\u7edc\u4e92\u8054\u540e\uff0c\u5728\u8def\u7531\u63a7\u5236\u5c42\u9762\u53ef\u4ee5\u5728\u7f51\u7edc\u8bbe\u5907\u4e0a\u8fdb\u884c\u8def\u7531\u8fc7\u6ee4\u64cd\u4f5c\uff0c\u5c06\u7f51\u7edc\u4e2d\u65e0\u7528\u7684\u751a\u81f3\u6709\u5bb3\u7684\u8def\u7531\u6761\u76ee\u6e05\u9664\u6389\uff0c\u8fd9\u6837\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u7f51\u7edc\u4e2d\u7684\u5783\u573e\u62a5\u6587\u5bf9\u7f51\u7edc\u9020\u6210\u7684\u5a01\u80c1\u3002<\/p>\n<p>\u4f46\u8fd9\u6837\u505a\u8fd8\u4e0d\u591f\uff0c\u5373\u4fbf\u7f51\u7edc\u4e2d\u62a5\u6587\u7684\u6e90<code>IPv6<\/code>\u5730\u5740\u548c\u76ee\u7684<code>IPv6<\/code>\u5730\u5740\u90fd\u662f\u5408\u6cd5\u7684\uff0c\u8fd9\u4e5f\u53ea\u80fd\u4fdd\u8bc1\u7f51\u7edc\u5c42\u662f\u53ef\u4fe1\u4efb\u7684\u3002<br \/>\n\u56e0\u4e3a\u7f51\u7edc\u4e2d\u63d0\u4f9b\u670d\u52a1\u7684\u8282\u70b9\uff0c\u5e76\u4e0d\u5e0c\u671b\u603b\u662f\u66b4\u9732\u5728\u7f51\u7edc\u4e2d\u8ba9\u4efb\u4f55\u8282\u70b9\u968f\u610f\u8bbf\u95ee\uff0c\u6240\u4ee5\u9700\u8981\u5728\u6570\u636e\u8f6c\u53d1\u5c42\u9762\uff0c\u5bf9\u901a\u4fe1\u7684\u6570\u636e\u62a5\u6587\u8fdb\u884c\u5b89\u5168\u8fc7\u6ee4\u3002<\/p>\n<p>\u5bf9\u4e8e\u7f51\u7edc\u8bbe\u5907\u6765\u8bf4\uff0c\u5c31\u662f\u9700\u8981\u5728\u63a5\u53e3\u7684\u5165\u65b9\u5411\u6216\u51fa\u65b9\u5411\u5e94\u7528\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08<code>Access Control List\uff0cACL<\/code>\uff09\u3002<br \/>\n\u5bf9\u4e8e\u63a5\u6536\u5230\u7684\u6570\u636e\u62a5\u6587\uff0c\u9700\u6839\u636e\u8be5\u63a5\u53e3\u5165\u65b9\u5411\u7684<code>ACL<\/code>\u89c4\u5219\u6765\u5224\u65ad\u662f\u5426\u63a5\u6536\u8be5\u62a5\u6587\u3002<br \/>\n\u6216\u8005\u5728\u63a5\u6536\u62a5\u6587\u540e\uff0c\u5728\u9009\u62e9\u4ece\u67d0\u4e2a\u51fa\u63a5\u53e3\u8f6c\u53d1\u62a5\u6587\u4e4b\u524d\uff0c\u6839\u636e\u8be5\u63a5\u53e3\u51fa\u65b9\u5411\u7684<code>ACL<\/code>\u89c4\u5219\u6765\u5224\u65ad\u662f\u5426\u8f6c\u53d1\u8be5\u6570\u636e\u62a5\u6587\u3002<\/p>\n<p>\u4e00\u4e2a<code>ACL<\/code>\u53ef\u4ee5\u6709\u591a\u6761\u89c4\u5219\uff0c\u89c4\u5219\u7684\u987a\u5e8f\u5f88\u91cd\u8981\uff0c\u8def\u7531\u5668\u7b49\u8bbe\u5907\u5728\u7528<code>ACL<\/code>\u8fdb\u884c\u5b89\u5168\u8fc7\u6ee4\u65f6\uff0c\u90fd\u662f\u5728\u6536\u5230\u6570\u636e\u62a5\u6587\u540e\u4e0e\u89c4\u5219\u4f9d\u6b21\u53bb\u505a\u8ba1\u7b97\u5339\u914d\u3002<br \/>\n\u5982\u679c\u4e00\u6761\u89c4\u5219\u4e0d\u5339\u914d\uff0c\u5219\u7ee7\u7eed\u4e0e\u4e0b\u4e00\u6761\u89c4\u5219\u505a\u5339\u914d\uff0c\u4e00\u65e6\u627e\u5230\u5339\u914d\u9879\uff0c\u5c31\u4e0d\u518d\u4e0e\u540e\u7eed\u89c4\u5219\u505a\u5339\u914d\uff0c\u5e76\u6309\u89c4\u5219\u4e2d\u6307\u5b9a\u7684\u64cd\u4f5c\u5141\u8bb8\u6216\u62d2\u7edd\u8f6c\u53d1\u6570\u636e\u62a5\u6587\u3002<\/p>\n<p>\u4e09\u5c42\u4ea4\u6362\u673a\u3001\u8def\u7531\u5668\u548c\u4f20\u7edf\u9632\u706b\u5899\u7b49\u90fd\u662f\u57fa\u4e8e\u7f51\u7edc\u4e09\u5c42\/\u56db\u5c42\u53bb\u8fdb\u884c\u89c4\u5219\u5339\u914d\u7684\u3002<br \/>\n<code>ACL<\/code>\u89c4\u5219\u4e00\u822c\u7531\u534f\u8bae\u7c7b\u578b\u3001\u534f\u8bae\u53f7\u3001\u6e90\u5730\u5740\u3001\u76ee\u7684\u5730\u5740\u3001\u6e90\u7aef\u53e3\u3001\u76ee\u7684\u7aef\u53e3\u548c\u65f6\u95f4\u7b49\u7ec4\u6210\u3002<\/p>\n<p>\u4f46\u8fd9\u51e0\u9879\u90fd\u4e0d\u662f\u5fc5\u9700\u7684\uff0c\u6bd4\u5982\u82e5\u4e0d\u8fdb\u884c\u7b2c\u56db\u5c42\u7684\u5305\u8fc7\u6ee4\uff0c\u6e90\u7aef\u53e3\/\u76ee\u7684\u7aef\u53e3\u5c31\u53ef\u4ee5\u4e0d\u5b58\u5728\u3002<br \/>\n\u5728<code>IPv4 ACL<\/code>\u4e2d\uff0c\u4e24\u4e2a\u63a5\u53e3\u4e4b\u95f4\u901a\u8fc7<code>ARP<\/code>\u6765\u76f8\u4e92\u5b66\u4e60\u5230\u5bf9\u65b9\u7684<code>MAC<\/code>\u5730\u5740\uff0c\u56e0<code>\u4e3aARP<\/code>\u5e76\u4e0d\u662f\u8fd0\u884c\u5728<code>IPv4<\/code>\u534f\u8bae\u4e4b\u4e0a\uff0c\u6240\u4ee5<code>IPv4<\/code>\u7684<code>ACL<\/code>\u65e0\u6cd5\u9650\u5236<code>ARP<\/code>\u62a5\u6587\uff0c\u8fd9\u4e5f\u4fdd\u8bc1\u90bb\u5c45\u4e4b\u95f4\u53ef\u4ee5\u76f4\u63a5\u4e92\u76f8\u5b66\u4e60\u3002<\/p>\n<p>\u5728<code>IPv6<\/code>\u4e2d\u60c5\u51b5\u6709\u6240\u4e0d\u540c\uff0c\u90bb\u5c45\u4e4b\u95f4\u7684\u5b66\u4e60\u662f\u901a\u8fc7<code>NS<\/code>\u548c<code>NA<\/code>\u62a5\u6587\u8fdb\u884c\u7684\uff0c\u800c<code>NS<\/code>\u548c<code>NA<\/code>\u62a5\u6587\u662f<code>ICMPv6<\/code>\u62a5\u6587\uff0c\u8fd0\u884c\u5728<code>IPv6<\/code>\u534f\u8bae\u62a5\u6587\u4e4b\u4e0a\uff0c\u6240\u4ee5\u5728\u914d\u7f6e<code>IPv6 ACL<\/code>\u65f6\uff0c\u8fd0\u884c\u52a8\u6001\u8def\u7531\u534f\u8bae\u7684\u4e24\u53f0\u8def\u7531\u5668\u4e4b\u95f4\u7684<code>NS<\/code>\u548c<code>NA<\/code>\u62a5\u6587\u4e00\u5b9a\u8981\u653e\u884c\uff0c\u5426\u5219\u90bb\u5c45\u4f1a\u4e0d\u53ef\u8fbe\u3002<\/p>\n<p>\u601d\u79d1\u7b49\u8def\u7531\u5668\u7684<code>IPv6 ACL<\/code>\u5728\u672b\u5c3e\u6709\u9690\u85cf\u7684\u9ed8\u8ba4\u76843\u6761\u89c4\u5219\uff0c\u5728\u521b\u5efa\u81ea\u5df1\u7684<code>IPv6 ACL<\/code>\u65f6\u4e00\u5b9a\u8981\u8003\u8651\u5230\u8fd93\u6761\u9690\u85cf\u89c4\u5219\uff1a<\/p>\n<pre><code class=\"language-bash\">permit icmp any any nd-na          NA\u62a5\u6587\u9ed8\u8ba4\u5141\u8bb8\uff0c\u9664\u975e\u4e4b\u524d\u7684\u89c4\u5219\u660e\u786edeny\npermit icmp any any nd-ns          NS\u62a5\u6587\u9ed8\u8ba4\u5141\u8bb8\uff0c\u9664\u975e\u4e4b\u524d\u7684\u89c4\u5219\u660e\u786edeny\ndeny ipv6 any any                \u6bcf\u6761ACL\u4e2d\u7684\u6700\u540e\u4e00\u6761\u89c4\u5219\u9ed8\u8ba4\u5c31\u662f\u62d2\u7edd\u6240\u6709\uff0c\u8fd9\u4e0eIPv4 ACL\u4e00\u6837<\/code><\/pre>\n<p>\u867d\u7136\u521b\u5efa<code>IPv6 ACL<\/code>\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5bf9\u7f51\u7edc\u4e2d\u7684\u670d\u52a1\u5668\u8fdb\u884c\u8bbf\u95ee\u63a7\u5236\uff0c\u4f46\u5728\u521b\u5efa<code>IPv6 ACL<\/code>\u65f6\u8fd8\u9700\u8981\u8003\u8651\u5fc5\u987b\u653e\u884c\u67d0\u4e9b\u5fc5\u8981\u7684\u534f\u8bae\uff0c\u6bd4\u5982\u7c7b\u578b\u4e3a2\u7684<code>ICMPv6<\/code>\u62a5\u6587\u3002<br \/>\n\u5b83\u8868\u793a\u6570\u636e\u5305\u592a\u5927\uff0c\u4e3b\u8981\u7528\u4e8e<code>PMTU<\/code>\u7684\u53d1\u73b0\uff0c\u5982\u679c\u4e0d\u660e\u786e\u5141\u8bb8\uff0c\u5c31\u53ef\u80fd\u5bf9\u7f51\u7edc\u7684\u6b63\u5e38\u901a\u4fe1\u9020\u6210\u5f71\u54cd\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u8def\u7531\u5668\u4e0d\u662f\u6709\u72b6\u6001\u9632\u706b\u5899\uff0c\u5728\u8def\u7531\u5668\u4e0a\u521b\u5efa<code>IPv6 ACL<\/code>\u65f6\uff0c\u5b83\u5e76\u4e0d\u5173\u5fc3\u54ea\u4e2a\u6e90\u5730\u5740\u4ece\u54ea\u4e2a\u63a5\u53e3\u53d1\u8d77\u8fde\u63a5\uff0c\u4e5f\u4e0d\u8ddf\u8e2a\u548c\u7ef4\u6301\u4f1a\u8bdd\u7684\u72b6\u6001\u4fe1\u606f\uff0c\u800c\u4e14\u5bf9\u4e8e\u6807\u51c6\u7684<code>ACL<\/code>\uff0c\u8fd8\u4e0d\u652f\u6301<code>TCP<\/code>\u8fde\u63a5\u65f6\u7684<code>SYN\u3001ACK\u3001RST\u3001FIN<\/code>\u7b49\u72b6\u6001\u3002<\/p>\n<p>\u6240\u4ee5\u5728\u8def\u7531\u5668\u4e0a\u5efa\u7acb\u4e0e<code>TCP<\/code>\u6216<code>UDP<\/code>\u76f8\u5173\u7684<code>ACL<\/code>\u65f6\uff0c\u5fc5\u987b\u8003\u8651\u901a\u4fe1\u7684\u4e24\u4e2a\u65b9\u5411\u90fd\u8981\u505a\u597d<code>ACL<\/code>\u63a7\u5236\u3002<br \/>\n\u8fd9\u4e0e\u6709\u72b6\u6001\u9632\u706b\u5899\u4e0d\u540c\uff0c\u5728\u9632\u706b\u5899\u4e0a\u914d\u7f6e<code>ACL<\/code>\u65f6\uff0c\u901a\u5e38\u53ea\u9700\u5173\u5fc3\u53d1\u8d77\u901a\u4fe1\u8fde\u63a5\u7684\u7b2c\u4e00\u4e2a\u62a5\u6587\u5373\u53ef\u3002<\/p>\n<p>\u6bd4\u5982\u4e00\u4e2a\u5ba2\u6237\u7aef\u8981\u8bbf\u95ee\u4e00\u53f0\u5728<code>TCP 80<\/code>\u7aef\u53e3\u4e0a\u76d1\u542c\u7684<code>Web<\/code>\u670d\u52a1\u5668\uff0c\u5728\u53d1\u8d77\u4e3b\u52a8\u8fde\u63a5\u65f6\uff0c\u76ee\u7684\u7aef\u53e3\u56fa\u5b9a\uff0c\u6e90\u7aef\u53e3\u662f\u968f\u673a\u4ea7\u751f\u7684\uff0c\u6240\u4ee5\u5728\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u8fd4\u56de\u62a5\u6587\u65f6\uff0c\u518d\u60f3\u901a\u8fc7\u76ee\u7684\u7aef\u53e3\uff08\u63a5\u6536\u5230\u7684\u62a5\u6587\u7684\u6e90\u7aef\u53e3\uff09\u6765\u8fdb\u884c<code>ACL<\/code>\u63a7\u5236\u65f6\uff0c\u89c4\u5219\u5c31\u4e0d\u597d\u5199\u4e86\uff0c\u56e0\u6b64\u53ea\u80fd\u6539\u4e3a\u7528<code>TCP<\/code>\u72b6\u6001\u6765\u63a7\u5236\uff0c\u6bd4\u5982<code>TCP<\/code>\u7684<code>ACK<\/code>\u6216<code>ESTABLISHED<\/code>\u3002<br \/>\n\u4f46\u8fd9\u6837\u4e5f\u5e76\u4e0d\u662f\u603b\u80fd\u6ee1\u8db3\u5b9e\u9645\u7684\u9700\u6c42\uff0c\u5e78\u597d\u601d\u79d1\u7b49\u8def\u7531\u5668\u8fd8\u652f\u6301\u53cd\u5c04<code>\uff08reflect\uff09ACL<\/code>\u3002<\/p>\n<p>\u5728\u6ca1\u6709\u53cd\u5c04<code>ACL<\/code>\u4e4b\u524d\uff0c\u4e00\u822c\u53ea\u80fd\u5728\u5ba2\u6237\u7aef\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u5411\u5e94\u7528<code>ACL<\/code>\uff0c\u5728\u53cd\u65b9\u5411\u53ea\u80fd\u5141\u8bb8\u6240\u6709\u6d41\u91cf\u901a\u8fc7\uff0c\u5426\u5219\u8bbf\u95ee\u5c31\u53ef\u80fd\u4e0d\u6b63\u5e38\u3002<\/p>\n<p>\u800c\u6709\u4e86\u53cd\u5c04<code>ACL<\/code>\u4e4b\u540e\uff0c\u5c31\u53ef\u4ee5\u5728\u53cc\u5411\u5e94\u7528<code>ACL<\/code>\uff0c\u8fd9\u6837\u53ef\u4ee5\u505a\u5230\u66f4\u7ec6\u7c92\u5ea6\u3001\u66f4\u7cbe\u786e\u7684\u8bbf\u95ee\u63a7\u5236\u3002<br \/>\n\u4e4b\u6240\u4ee5\u53eb\u53cd\u5c04<code>ACL<\/code>\uff0c\u5c31\u662f\u5728\u57fa\u4e8e\u5ba2\u6237\u7aef\u8bbf\u95ee\u670d\u52a1\u5668\u65b9\u5411\u4e0a\u7684<code>ACL<\/code>\uff0c\u81ea\u52a8\u4ea7\u751f\u7684\u4ece\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u65b9\u5411\u4e0a\u7684<code>ACL<\/code>\u3002<\/p>\n<p>\u539f<code>ACL<\/code>\u4e3a\u624b\u52a8\u914d\u7f6e\uff0c\u7528\u6765\u63a7\u5236\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u7aef\u7684\u8bbf\u95ee\uff0c\u800c\u53cd\u5c04<code>ACL<\/code>\u662f\u52a8\u6001\u4ea7\u751f\u7684\uff0c\u5e94\u7528\u5728\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u7684\u8def\u5f84\u4e0a\u3002<br \/>\n\u53cd\u5c04<code>ACL<\/code>\u56e0\u4e3a\u662f\u52a8\u6001\u4e34\u65f6\u4ea7\u751f\u7684\uff0c\u6240\u4ee5\u5177\u6709\u751f\u547d\u5468\u671f\uff08\u53ef\u4ee5\u624b\u52a8\u8bbe\u7f6e\uff09\uff0c\u4e00\u65e6\u8d85\u8fc7\u4e86\u751f\u547d\u5468\u671f\uff0c\u8fd9\u4e2a\u4e34\u65f6\u7684\u53cd\u5c04<code>ACL<\/code>\u5c31\u4f1a\u88ab\u6e05\u9664\u3002<\/p>\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u8fd8\u9700\u8981\u8bbe\u7f6e\u57fa\u4e8e\u65f6\u95f4\u7684<code>ACL<\/code>\uff0c\u5373\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u91cc\u751f\u6548\u3002<br \/>\n\u4f8b\u5982\u53ef\u4ee5\u914d\u7f6e\u670d\u52a1\u5668\uff0c\u4f7f\u5176\u6bcf\u5929\u665a\u4e0a11\u70b9\u5230\u65e9\u66688\u70b9\u62d2\u7edd\u8bbf\u95ee\uff0c\u5728\u5176\u4ed6\u65f6\u95f4\u53ef\u4ee5\u8bbf\u95ee\uff0c\u6b64\u65f6\u5c31\u80fd\u7528\u5230\u57fa\u4e8e\u65f6\u95f4\u7684<code>ACL<\/code>\u4e86\u3002<\/p>\n<p>\u5b9e\u9a8c\uff1a\u5e94\u7528<code>ipv6 acl<\/code>\u9650\u5236\u7f51\u7edc\u8bbf\u95ee<br \/>\n\u672c\u5b9e\u9a8c\u5c06\u5728\u601d\u79d1\u8def\u7531\u5668\u4e0a\u5e94\u7528<code>IPv6 ACL<\/code>\u6765\u9650\u5236\u8fdc\u7a0b<code>Telnet<\/code>\u8bbf\u95ee\u3002<br \/>\n\u901a\u8fc7\u672c\u5b9e\u9a8c\uff0c\u53ef\u4ee5\u4e86\u89e3\u57fa\u672c\u7684<code>IPv6 ACL<\/code>\u7684\u539f\u7406\u3002<br \/>\n\u53cd\u5c04<code>ACL<\/code>\u548c\u57fa\u4e8e\u65f6\u95f4\u7684<code>ACL<\/code>\u5728\u672c\u5b9e\u9a8c\u4e2d\u4e5f\u4f1a\u51fa\u73b0\uff0c\u5bf9\u5b9e\u9645\u5e94\u7528\u4f1a\u6709\u4e00\u5b9a\u7684\u5e2e\u52a9\u3002<\/p>\n<ol>\n<li>\n<p>\u5bf93\u53f0\u8def\u7531\u5668\u8fdb\u884c\u5355\u533a\u57df<code>OSPFv3<\/code>\u8def\u7531\u914d\u7f6e\u3002<br \/>\n<code>R1<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">R1(config)#ipv6 unicast-routing\nR1(config)#interface loopback0\nR1(config-if)#ipv6 address 2019:1::1\/128\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#interface ethernet0\/0\nR1(config-if)#ipv6 enable\nR1(config-if)#ipv6 address 2019:12::1\/64\nR1(config-if)#ipv6 ospf 100 area 0\nR1(config-if)#no shutdown\nR1(config-if)#ipv6 router ospf 100\nR1(config-rtr)#router-id 1.1.1.1<\/code><\/pre>\n<p><code>R2<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">R2(config)#ipv6 unicast-routing\nR2(config)#interface loopback0\nR2(config-if)#ipv6 address 2019:2::2\/128\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#interface ethernet0\/0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:12::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#interface ethernet0\/1\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:23::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#ipv6 router ospf 100\nR2(config-rtr)#router-id 2.2.2.2<\/code><\/pre>\n<p><code>R3<\/code>\u7684\u914d\u7f6e\u5982\u4e0b<\/p>\n<pre><code class=\"language-bash\">2(config)#interface loopback0\nR2(config-if)#ipv6 address 2019:2::2\/128\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#interface ethernet0\/0\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:12::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#interface ethernet0\/1\nR2(config-if)#ipv6 enable\nR2(config-if)#ipv6 address 2019:23::2\/64\nR2(config-if)#ipv6 ospf 100 area 0\nR2(config-if)#no shutdown\nR2(config-if)#ipv6 router ospf 100\nR2(config-rtr)#router-id 2.2.2.2\nR3(config-line)#login\nR3(config-line)#transport input telnet    \u5f00\u542fTelnet\u670d\u52a1<\/code><\/pre>\n<p>\u53ef\u4ee5\u5206\u522b\u5728<code>R1\u3001R2\u3001R3<\/code>\u4e0a\u9a8c\u8bc1\u8def\u7531\u662f\u5426\u5df2\u7ecf\u6536\u655b\u3002<br \/>\n\u7136\u540e\u5728<code>R1<\/code>\u4e0a\u8fdc\u7a0b<code>Telnet<\/code>\u5230<code>R3<\/code>\uff0c\u51fa\u73b0\u767b\u5f55\u754c\u9762\u540e\uff0c\u8f93\u5165\u5bc6\u7801<code>cisco<\/code>\uff0c\u5176\u7ed3\u679c\u662f\u6b63\u5e38\u7684\u3002<\/p>\n<pre><code class=\"language-bash\">\nR1#telnet 2019:3::3\nTrying 2019:3::3 ... Open<\/code><\/pre>\n<\/li>\n<\/ol>\n<p>User Access Verification<\/p>\n<p>Password:<\/p>\n<pre><code>\n2. \u5728\u4e2d\u95f4\u8def\u7531\u5668<code>R2<\/code>\u4e0a\u8bbe\u7f6e<code>ACL<\/code>\uff0c\u53ea\u5141\u8bb8\u6765\u81ea<code>R1<\/code>\u7684\u73af\u56de\u63a5\u53e3\u5730\u5740<code>2019:1::1<\/code>\u7684\u8fdc\u7a0b<code>Telnet<\/code>\u670d\u52a1\uff0c\u62d2\u7edd\u6765\u81ea\u5176\u4ed6\u5730\u5740\u7684<code>Telnet<\/code>\u3002\n\u53ef\u4ee5\u5728<code>R2<\/code>\u4e0a\u5bf9\u76f4\u8fde<code>R1<\/code>\u7684\u63a5\u53e3<code>ethernet0\/0<\/code>\u7684\u5165\u65b9\u5411\u8bbe\u7f6e<code>ACL<\/code>\uff0c\u5176\u914d\u7f6e\u5982\u4e0b\uff1a\n ```bash\nR2(config)#ipv6 access-list telnet_prohibit\nR2(config-ipv6-acl)#permit tcp host 2019:1::1 any eq telnet\nR2(config-ipv6-acl)#deny tcp any any eq telnet\nR2(config-ipv6-acl)#permit ipv6 any any \nR2(config-ipv6-acl)#interface ethernet0\/0\nR2(config-if)#ipv6 traffic-filter telnet_prohibit in        \u5728\u63a5\u53e3\u7684\u5165\u65b9\u5411\u5e94\u7528ACL<\/code><\/pre>\n<p>\u6ce8\u610f\uff0c\u5b9a\u4e49<code>ACL<\/code>\u65f6\u4e00\u5b9a\u8981\u6709\u6700\u540e\u4e00\u6761\u89c4\u5219<code>permit ipv6 any any<\/code>\uff0c\u5426\u5219\u56e0\u4e3a\u9690\u85cf<code>ACL<\/code>\u89c4\u5219\uff0c\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u5efa\u7acb<code>OSPF<\/code>\u90bb\u5c45\u3002<br \/>\n\u7136\u540e\u5728<code>R1<\/code>\u4e0a\u91cd\u65b0\u767b\u5f55<code>R3<\/code>\uff0c\u76f4\u63a5 <code>Telnet R3<\/code> \u7684\u73af\u56de\u63a5\u53e3\u5730\u5740\u65f6\uff0c\u9ed8\u8ba4\u662f\u4f7f\u7528\u51fa\u63a5\u53e3\u7684\u5730\u5740<code>2019:12::1<\/code>\uff0c\u800c\u8fd9\u4e2a\u5730\u5740\u5df2\u88ab<code>R2<\/code>\u7684<code>ACL<\/code>\u62d2\u7edd\uff0c\u800c\u6539\u7528<code>R1<\/code>\u7684\u73af\u56de\u63a5\u53e30\u7684\u5730\u5740\u4f5c\u4e3a\u6e90\u5730\u5740\u8fdc\u7a0b\u767b\u5f55\u65f6\uff0c\u5c31\u53ef\u4ee5\u6b63\u5e38\u8bbf\u95ee\u4e86\u3002<\/p>\n<ol start=\"3\">\n<li>\u4e0a\u9762\u5e94\u7528\u7684<code>ACL<\/code>\u6bd4\u8f83\u5bbd\u677e\uff0c\u6700\u540e\u6709\u4e00\u6761<code>permit ipv6 any any<\/code>\u3002<br \/>\n\u5bf9\u4e8e\u4e25\u683c\u7684\u7f51\u7edc\u6765\u8bf4\uff0c\u8fd9\u6837\u505a\u5c31\u4e0d\u5408\u9002\u4e86\u3002<br \/>\n\u73b0\u5728\u8981\u9650\u5236\u4ece<code>R1<\/code>\u51fa\u53bb\u7684\u6d41\u91cf\u53ea\u80fd\u53bb\u5f80<code>TCP 80<\/code>\u7aef\u53e3\u7684<code>Web<\/code>\u670d\u52a1\uff0c\u522b\u7684\u6d41\u91cf\u90fd\u8981\u7981\u6b62\uff0c\u90a3\u4e48<code>ACL<\/code>\u53c8\u8be5\u5982\u4f55\u5199\u5462\uff1f<\/li>\n<\/ol>\n<p>\u56e0\u4e3a\u6700\u540e\u8981\u7981\u6b62\u6240\u6709\u6d41\u91cf\uff0c\u90a3\u4e48\u5c31\u5fc5\u987b\u5148\u8003\u8651\u653e\u884c\u4e00\u4e9b\u5fc5\u9700\u7684\u6d41\u91cf\u3002<br \/>\n\u9996\u5148\u7528\u4e8e\u90bb\u5c45\u53d1\u73b0\u7684<code>ND<\/code>\u548c<code>NS<\/code>\u62a5\u6587\u9700\u8981\u653e\u884c\uff0c\u7c7b\u578b\u4e3a2\u7684<code>ICMPv6<\/code>\u62a5\u6587\u4e5f\u9700\u8981\u653e\u884c\u3002<br \/>\n\u901a\u5e38\u8fd8\u9700\u8981\u653e\u884c\u7c7b\u578b\u4e3a1\uff5e4\u7684<code>ICMPv6<\/code>\u62a5\u6587\uff0c\u4fbf\u4e8e\u7f51\u7edc\u8bca\u65ad\u3002<\/p>\n<p>\u7c7b\u578b\u4e3a128\u548c129\u7684<code>ICMPv6<\/code>\u62a5\u6587\u4e5f\u53ef\u4ee5\u8003\u8651\u653e\u884c\u3002<br \/>\n<code>OSPFv3<\/code>\u8fd0\u884c\u6d89\u53ca\u7684\u62a5\u6587\u4e5f\u9700\u8981\u653e\u884c\uff0c\u6765\u81ea\u7ec4\u64ad\u5730\u5740<code>FF02::5<\/code>\u548c<code>FF02::6<\/code>\u7684\u6d41\u91cf\u4e5f\u8981\u653e\u884c\uff0c\u7c7b\u578b\u662f89\u7684<code>IPv6<\/code>\u62a5\u6587\u4e5f\u8981\u653e\u884c\uff08\u7c7b\u578b89\u662f<code>ospf<\/code>\u534f\u8bae\uff09\uff0c\u5269\u4e0b\u5c31\u662f\u5141\u8bb8\u4efb\u4f55\u6e90\u5230\u76ee\u7684\u7aef\u53e3\u4e3a<code>TCP 80<\/code>\u7684\u8bbf\u95ee\uff0c\u6700\u540e\u5c31\u662f\u7981\u6b62\u6240\u6709<code>IPv6<\/code>\u7684\u62a5\u6587\u901a\u884c\u3002\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">ipv6 access-list permit_www_only\npermit 89 fe80::\/10 any                          \u653e\u884cOSPFv3\u76f8\u5173\u7684\u62a5\u6587\npermit icmp any any nd-na        \u653e\u884cNA\u62a5\u6587\npermit icmp any any nd-ns        \u653e\u884cNS\u62a5\u6587\npermit icmp any any 2                      \u653e\u884c\u7c7b\u578b\u662f2\u7684ICMPv6\u62a5\u6587\npermit icmp any any destination-unreachable  \u653e\u884c\u76ee\u7684\u4e0d\u53ef\u8fbe\u7684ICMPv6\u62a5\u6587\npermit tcp any any eq 80\ndeny ipv6 any any<\/code><\/pre>\n<p><code>ACL<\/code>\u5efa\u7acb\u540e\u5e94\u8be5\u7528\u5728\u54ea\u4e2a\u63a5\u53e3\u7684\u54ea\u4e2a\u65b9\u5411\u5462?<br \/>\n<code>IPv6 ACL<\/code>\u6709\u4e2a\u7279\u70b9\uff0c\u5c31\u662f\u8def\u7531\u5668\u81ea\u8eab\u53d1\u51fa\u7684\u6570\u636e\u62a5\u6587\u4e0d\u53d7\u672c\u8eab\u63a5\u53e3\u51fa\u65b9\u5411\u7684<code>ACL<\/code>\u63a7\u5236\u3002<br \/>\n\u6240\u4ee5\uff0c\u4e3a\u4e86\u9650\u5236<code>R1<\/code>\u8bbf\u95ee\u5916\u7f51\uff0c\u6240\u5efa\u7acb\u7684<code>ACL<\/code>\u5c31\u4e0d\u80fd\u5e94\u7528\u5728<code>ethernet0\/0<\/code>\u7684\u51fa\u65b9\u5411\u4e0a\uff0c\u800c\u662f\u8981\u5728<code>R1<\/code>\u76f4\u8fde\u7684\u4e0b\u4e00\u8df3\u8def\u7531\u5668<code>R2<\/code>\u7684<code>ethernet0\/0<\/code>\u63a5\u53e3\u7684\u5165\u65b9\u5411\u4e0a\u5e94\u7528\u6b64<code>ACL<\/code>\u3002<\/p>\n<ol start=\"4\">\n<li>\n<p>\u5728\u5c06<code>ACL<\/code>\u5e94\u7528\u5230<code>R2<\/code>\u7684<code>ethernet0\/0<\/code>\u7684\u5165\u65b9\u5411\u540e\uff0c\u53ef\u4ee5\u770b\u5230\u6bcf\u4e00\u6761\u89c4\u5219\u7684\u5339\u914d\u6570\u636e\u3002<br \/>\n\u518d\u4ece<code>R1<\/code>\u8fdc\u7a0b<code>Telnet<\/code>\u5230<code>R3<\/code>\uff0c\u5c31\u4f1a\u63d0\u793a\u76ee\u6807\u4e0d\u53ef\u8fbe\uff0c\u8fd9\u662f\u56e0\u4e3a<code>Telnet<\/code>\u5e76\u6ca1\u6709\u88ab\u653e\u884c\u3002<\/p>\n<p>\u4e3a\u4e86\u4e5f\u5141\u8bb8<code>R1<\/code>\u8fdc\u7a0b\u767b\u5f55\u5230<code>R3<\/code>\uff0c\u5219\u9700\u8981\u5728\u539f<code>ACL<\/code>\u4e2d\u6dfb\u52a0\u4e00\u6761\u89c4\u5219\u3002<br \/>\n<code>ACL<\/code>\u7684\u6bcf\u4e00\u6761\u89c4\u5219\u90fd\u6709\u4e00\u4e2a\u5e8f\u53f7\uff0c\u5e8f\u53f7\u6309\u7167\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\uff0c\u5373<code>sequence 10<\/code>\u5230<code>sequence 70<\/code>\u3002<\/p>\n<p>\u8981\u63d2\u5165\u4e00\u6761\u89c4\u5219\uff0c\u53ea\u9700\u8981\u4e3a\u63d2\u5165\u7684\u89c4\u5219\u8bbe\u7f6e\u4e00\u4e2a\u5e8f\u53f7\uff0c\u5176\u5e8f\u53f7\u7684\u503c\u51b3\u5b9a\u4e86\u8bbf\u95ee\u89c4\u5219\u6240\u5728\u7684\u4f4d\u7f6e\u3002<br \/>\n\u65b0\u63d2\u5165\u7684\u5e8f\u53f7\u7684\u503c\u4e00\u5b9a\u4ecb\u4e8e\u6240\u63d2\u5165\u4f4d\u7f6e\u524d\u540e\u4e24\u4e2a\u89c4\u5219\u7684\u5e8f\u53f7\u4e4b\u95f4\u3002<br \/>\n\u5982\u679c\u5199\u89c4\u5219\u7684\u65f6\u5019\u5ffd\u7565\u5e8f\u53f7\uff0c\u5219\u9ed8\u8ba4\u662f\u539f\u89c4\u5219\u6700\u5927\u5e8f\u53f7\u503c\u52a010\uff08\u5373\u5f80\u540e\u6dfb\u52a0\uff09\u3002<br \/>\n\u8fd9\u91cc\u8981\u5141\u8bb8<code>R1<\/code>\u8fdc\u7a0b\u767b\u5f55<code>R3<\/code>\u7684\u73af\u56de\u63a5\u53e30\uff0c\u90a3\u4e48\u5176\u63d2\u5165\u7684\u4f4d\u7f6e\u8981\u4fdd\u8bc1\u5728\u5e8f\u53f770\u4e4b\u524d\u3002<br \/>\n\u6bd4\u5982\u60f3\u63d2\u5165\u5230\u7b2c\u4e8c\u884c\uff0c\u53ea\u9700\u5c06\u5e8f\u53f7\u8bbe\u7f6e\u621010\uff5e20\u4e4b\u95f4\u7684\u4e00\u4e2a\u503c\uff0c\u6bd4\u598215\uff0c\u5176\u5199\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2(config)#ipv6 access-list permit_www_only\nR2(config-ipv6-acl)#sequence 15 permit tcp 2019:12::\/64 host 2019:3::3 eq telnet  \u5141\u8bb8R1\u7528eth0\/ 0\u53e3\u767b\u5f55\nR2(config-ipv6-acl)#sequence 16 permit tcp host 2019:1::1 host 2019:3::3 eq telnet\u5141\u8bb8R1\u7528\u73af\u56de\u53e30\u767b\u5f55<\/code><\/pre>\n<\/li>\n<li>\n<p>\u73b0\u5728\u518d\u8981\u6c42<code>R1<\/code>\u53ea\u80fd\u5728\u6bcf\u5929\u76848:00\uff5e18:00\u8fdc\u7a0b<code>Telnet<\/code>\u5230<code>R3<\/code>\uff0c\u5176\u4ed6\u65f6\u95f4\u5219\u4e0d\u5141\u8bb8\u3002<br \/>\n\u8fd9\u5c31\u8981\u7528\u5230\u57fa\u4e8e\u65f6\u95f4\u7684<code>ACL<\/code>\u4e86\u3002<br \/>\n\u9884\u5148\u5b9a\u4e49\u597d\u65f6\u95f4\u8303\u56f4<code>time-range<\/code>\uff0c\u5176\u5185\u5bb9\u4e3a\u6bcf\u5929\u76848:00\uff5e18:00\uff0c\u7136\u540e\u5728\u5bf9\u5e94\u7684<code>ACL<\/code>\u89c4\u5219\u672b\u5c3e\u52a0\u4e0a\u65f6\u95f4\u9650\u5236\uff0c\u5373\u8868\u793a\u53ea\u6709\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u5185\u8be5\u6761\u89c4\u5219\u624d\u751f\u6548\uff0c\u5728\u975e\u6307\u5b9a\u65f6\u95f4\u91cc\uff0c\u76f8\u5f53\u4e8e\u6ca1\u6709\u6b64\u6761\u89c4\u5219\u3002<br \/>\n\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2(config)#time-range duty_time\nR2(config-time-range)#periodic daily 8:00 to 18:00\nR2(config-time-range)#ipv6 access-list permit_www_only\nR2(config-ipv6-acl)#sequence 15 permit tcp 2019:12::\/64 host 2019:3::3 eq telnet time-range duty_time\nR2(config-ipv6-acl)#sequence 16 permit tcp host 2019:1::1 host 2019:3::3 eq telnet time-range duty_time<\/code><\/pre>\n<p>\u914d\u7f6e\u597d\u4ee5\u540e\uff0c\u53ef\u4ee5\u6267\u884c\u547d\u4ee4<code>show time-range<\/code>\u67e5\u770b\u8bbe\u7f6e\u7684\u65f6\u95f4\u6bb5\u662f\u5426\u5904\u4e8e\u6d3b\u8dc3\u72b6\u6001\uff08<code>active<\/code>\uff09\uff0c\u53ea\u6709\u5904\u4e8e\u6d3b\u8dc3\u72b6\u6001\uff0c\u5176\u89c4\u5219\u624d\u6709\u6548\u3002<br \/>\n\u53e6\u5916\uff0c\u5728\u8bbe\u7f6e<code>IPv6 ACL<\/code>\u65f6\uff0c\u5982\u679c\u9700\u8981\u4fee\u6539\u67d0\u6761\u89c4\u5219\uff0c\u53ef\u4ee5\u5148\u67e5\u770b\u8be5\u89c4\u5219\u7684\u5e8f\u53f7\uff0c\u7136\u540e\u76f4\u63a5\u5199\u4e0a\u9700\u8981\u4fee\u6539\u7684\u89c4\u5219\u7684\u5e8f\u53f7\uff0c\u518d\u76f4\u63a5\u8fdb\u884c\u4fee\u6539\u3002<br \/>\n\u5982\u679c\u8981\u5220\u9664\u67d0\u6761\u89c4\u5219\uff0c\u76f4\u63a5\u5728<code>ACL<\/code>\u914d\u7f6e\u6a21\u5f0f\u4e0b<code>no sequence<\/code>\u5e8f\u53f7\u5373\u53ef\u3002<\/p>\n<\/li>\n<li>\n<p>\u524d\u9762\u7684\u6b65\u9aa4\u90fd\u662f\u5bf9<code>R1<\/code>\u8bbf\u95ee<code>R3<\/code>\u8fdb\u884c\u63a7\u5236\uff0c\u5728\u5e94\u7528<code>ACL<\/code>\u65f6\uff0c\u662f\u4ece<code>R1<\/code>\u901a\u5f80<code>R3<\/code>\u7684\u65b9\u5411\u505a\u63a7\u5236\uff0c\u4f46\u53cd\u65b9\u5411\u5373<code>R3<\/code>\u8bbf\u95ee<code>R1<\/code>\u7684\u65b9\u5411\u5e76\u6ca1\u6709\u505a\u4efb\u4f55<code>ACL<\/code>\u63a7\u5236\u3002<\/p>\n<p>\u8fd9\u6837\u4f1a\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u5373\u5f53<code>R3<\/code>\u8981\u4e3b\u52a8\u8fdc\u7a0b<code>Telnet<\/code>\u767b\u5f55\u5230<code>R1<\/code>\u65f6\uff0c\u867d\u7136\u8bf7\u6c42\u62a5\u6587\u53ef\u4ee5\u987a\u5229\u5230\u8fbeR1\uff08\u56e0\u4e3a\u6ca1\u6709<code>ACL<\/code>\u63a7\u5236\uff09\uff0c\u4f46\u56de\u5e94\u62a5\u6587\u5374\u53d7\u5230<code>ACL<\/code>\u7684\u63a7\u5236\uff0c\u5bfc\u81f4\u8fde\u63a5\u4e0d\u6210\u529f\u3002<\/p>\n<p>\u5982\u679c<code>R2<\/code>\u662f\u6709\u72b6\u6001\u9632\u706b\u5899\uff0c\u9632\u706b\u5899\u53ea\u4f1a\u5173\u5fc3\u7b2c\u4e00\u4e2a\u8fde\u63a5\u62a5\u6587\u662f\u5426\u5141\u8bb8\uff0c\u5982\u679c\u5141\u8bb8\uff0c\u5219\u4f1a\u8ddf\u8e2a\u6b64\u8fde\u63a5\u7684\u540e\u7eed\u72b6\u6001\uff0c\u5728\u53cd\u65b9\u5411\u81ea\u52a8\u653e\u884c\u3002<\/p>\n<p>\u5bf9\u4e8e\u601d\u79d1\u8def\u7531\u5668\u7b49\u8bbe\u5907\u6765\u8bf4\uff0c\u5728\u8bbe\u7f6e<code>IPv6 ACL<\/code>\u65f6\u662f\u65e0\u72b6\u6001\u7684\uff0c\u5373\u9488\u5bf9\u6bcf\u4e00\u4e2a\u62a5\u6587\u90fd\u9700\u8981\u67e5\u8be2<code>ACL<\/code>\u6765\u51b3\u5b9a\u662f\u5141\u8bb8\u8fd8\u662f\u62d2\u7edd\uff0c\u800c\u4e0d\u7ba1\u6b64\u62a5\u6587\u662f\u4e00\u4e2a\u8fde\u63a5\u7684\u9996\u4e2a\u62a5\u6587\u8fd8\u662f\u540e\u7eed\u62a5\u6587\u3002<\/p>\n<p>\u601d\u79d1\u8def\u7531\u5668\u4e5f\u652f\u6301\u53cd\u5c04<code>ACL<\/code>\uff0c\u5728\u5efa\u7acb<code>ACL<\/code>\u89c4\u5219\u65f6\uff0c\u9488\u5bf9\u7684\u662f\u8fde\u63a5\u53d1\u751f\u65f6\u7684\u9996\u4e2a\u62a5\u6587\uff0c\u518d\u4f7f\u7528\u5173\u952e\u5b57<code>reflect<\/code>\u4ea7\u751f\u4e00\u4e2a\u6e90\u548c\u76ee\u7684\u76f8\u53cd\u7684\u4e34\u65f6<code>ACL<\/code>\u89c4\u5219\uff0c\u6700\u540e\u518d\u5728\u53cd\u65b9\u5411\u7684<code>ACL<\/code>\u4e2d\u76f4\u63a5\u4f7f\u7528<code>evaluate<\/code>\u5173\u952e\u5b57\u8c03\u7528\u6b64\u4e34\u65f6<code>ACL<\/code>\u89c4\u5219\u3002<\/p>\n<p>\u5728\u524d\u9762\u7684\u6b65\u9aa4\u4e2d\uff0c\u5728<code>R2<\/code>\u4e0a\u8bbe\u7f6e<code>ACL<\/code>\uff0c\u5141\u8bb8<code>R1<\/code>\u8fdc\u7a0b<code>Telnet<\/code>\u767b\u5f55<code>R3<\/code>\uff0c\u5176\u76ee\u7684\u7aef\u53e3\u4e3a\u56fa\u5b9a\u7684<code>TCP 23<\/code>\u7aef\u53e3\uff0c\u6e90\u7aef\u53e3\u662f<code>R1<\/code>\u968f\u673a\u4ea7\u751f\u7684\u7aef\u53e3\u3002<br \/>\n\u5728\u5e94\u7528<code>ACL<\/code>\u89c4\u5219\u65f6\uff0c\u5176\u5b9e\u53ea\u5173\u5fc3\u4e86\u76ee\u7684\u7aef\u53e3\uff0c\u6e90\u7aef\u53e3\u5373\u4f7f\u60f3\u5173\u6ce8\u4e5f\u6ca1\u6cd5\u786e\u5b9a\uff0c\u6240\u4ee5\u5728\u53cd\u65b9\u5411\u8bbe\u7f6e<code>ACL<\/code>\u65f6\uff0c\u6e90\u7aef\u53e3\u548c\u76ee\u7684\u7aef\u53e3\u53d1\u751f\u4e86\u8f6c\u6362\uff0c\u76ee\u7684\u7aef\u53e3\u6ca1\u6cd5\u786e\u5b9a\uff0c<code>ACL<\/code>\u89c4\u5219\u4e5f\u5c31\u4e0d\u597d\u5199\u4e86\u3002<br \/>\n\u6709\u4e86\u53cd\u5c04<code>ACL<\/code>\u540e\uff0c\u6b64\u95ee\u9898\u8fce\u5203\u800c\u89e3\u3002<\/p>\n<p>\u5c06<code>R2<\/code>\u4e0a\u7684<code>ACL<\/code>\u76f8\u5173\u914d\u7f6e\u8fdb\u884c\u5982\u4e0b\u4fee\u6539\uff1a<\/p>\n<pre><code class=\"language-bash\">R2(config)#ipv6 access-list R1-R3\nR2(config-ipv6-acl)#permit 89 any any\nR2(config-ipv6-acl)#permit icmp any any\nR2(config-ipv6-acl)#permit tcp host 2019:1::1 host 2019:3::3 eq telnet reflect outbound\nR2(config-ipv6-acl)#deny ipv6 any any\nR2(config-ipv6-acl)#ipv6 access-list R3-R1\nR2(config-ipv6-acl)#permit 89 any any\nR2(config-ipv6-acl)#permit icmp any any\nR2(config-ipv6-acl)#evaluate outbound\nR2(config-ipv6-acl)#deny ipv6 any any\nR2(config-ipv6-acl)#interface ethernet0\/0\nR2(config-if)#ipv6 traffic-filter R1-R3 in\nR2(config-if)#ipv6 traffic-filter R3-R1 out<\/code><\/pre>\n<p>\u914d\u7f6e\u5b8c\u540e\uff0c\u5728<code>R2<\/code>\u4e0a\u6267\u884c<code>show ipv6 access-list<\/code>\u547d\u4ee4\u3002<\/p>\n<pre><code class=\"language-bash\">R2#show ipv6 access-list \nIPv6 access list R1-R3\npermit 89 any any sequence 10\npermit icmp any any sequence 20\npermit tcp host 2019:1::1 host 2019:3::3 eq telnet reflect outbound sequence 30\ndeny ipv6 any any sequence 40\nIPv6 access list R3-R1\npermit 89 any any sequence 10\npermit icmp any any sequence 20\nevaluate outbound sequence 30\ndeny ipv6 any any sequence 40<\/code><\/pre>\n<p>\u5728<code>R1<\/code>\u4e0a\u4f7f\u7528\u73af\u56de\u63a5\u53e30\u4f5c\u4e3a\u6e90<code>Telnet R3<\/code>\uff0c\u89e6\u53d1<code>\u201cR1-R3\u201dACL<\/code>\u4e2d\u5e8f\u53f7\u4e3a30\u7684\u89c4\u5219\uff0c\u7136\u540e\u518d\u5728<code>R2<\/code>\u4e0a\u6267\u884c<code>show ipv6 access-list<\/code>\u547d\u4ee4\uff0c\u5176\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">R2#show ipv6 access-list \nIPv6 access list R1-R3\npermit 89 any any (26 matches) sequence 10\npermit icmp any any (3 matches) sequence 20\npermit tcp host 2019:1::1 host 2019:3::3 eq telnet reflect outbound (17 matches) sequence 30\ndeny ipv6 any any sequence 40\nIPv6 access list R3-R1\npermit 89 any any sequence 10\npermit icmp any any sequence 20\nevaluate outbound sequence 30\ndeny ipv6 any any sequence 40\nIPv6 access list outbound (reflexive) (per-user)\npermit tcp host 2019:3::3 eq telnet host 2019:1::1 eq 55652 timeout 300 (14 matches) (time left 296) sequence 1<\/code><\/pre>\n<p>\u4ece\u4e0a\u8ff0\u8f93\u51fa\u4e2d\u53ef\u89c1\uff0c\u591a\u4e86\u6700\u540e\u4e00\u6761\u4e34\u65f6\u4ea7\u751f\u7684\u8bbf\u95ee\u89c4\u5219\uff0c\u8be5\u89c4\u5219\u6307\u660e\u521a\u624d\u767b\u5f55\u65f6\uff0c<code>R1<\/code>\u7684\u6e90\u7aef\u53e3\u662f55652\uff0c\u73b0\u5728\u53cd\u65b9\u5411\u53d8\u4e3a\u76ee\u7684\u7aef\u53e3\u3002<br \/>\n\u6b63\u662f\u6709\u4e86\u8fd9\u6761\u89c4\u5219\uff0c<code>R1<\/code>\u624d\u53ef\u4ee5\u8fdc\u7a0b<code>Telnet<\/code>\u5230<code>R3<\/code>\u3002<br \/>\n\u867d\u7136\u672c\u5b9e\u9a8c\u4f7f\u7528\u53cd\u5c04<code>ACL<\/code>\u8fbe\u5230\u4e86\u6709\u72b6\u6001\u9632\u706b\u5899\u7684\u9632\u62a4\u6548\u679c\uff0c\u4f46\u8def\u7531\u5668\u6bd5\u7adf\u4e0d\u662f\u9632\u706b\u5899\uff0c\u9488\u5bf9\u4e00\u4e9b\u975e\u5e38\u89c4\u5e94\u7528\uff0c\u5982\u88ab\u52a8\u6a21\u5f0f<code>FTP<\/code>\uff0c\u56e0\u4e3a\u540e\u7eed\u4e3b\u52a8\u8fde\u63a5\u7684\u6570\u636e\u4f20\u8f93\u7aef\u53e3\u65e0\u6cd5\u786e\u5b9a\uff0c\u6240\u4ee5\u8def\u7531\u5668\u7684\u53cd\u5c04\u8bbf\u95ee\u5217\u8868\u4e5f\u5c31\u65e0\u80fd\u4e3a\u529b\u4e86\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u7f51\u7edc\u8bbe\u5907\u5b89\u5168<\/h3>\n<p>\u56e0\u4e3a\u7f51\u7edc\u4e2d\u7684\u670d\u52a1\u5668\u62e5\u6709\u66f4\u591a\u653b\u51fb\u8005\u611f\u5174\u8da3\u7684\u4fe1\u606f\uff0c\u6240\u4ee5\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u670d\u52a1\u5668\u624d\u662f\u653b\u51fb\u8005\u7684\u4e3b\u8981\u76ee\u6807\u3002<\/p>\n<p>\u4f46\u56e0\u4e3a\u8def\u7531\u5668\u4f5c\u4e3a\u7f51\u7edc\u4e92\u8054\u8bbe\u5907\uff0c\u4e0d\u4f46\u4fdd\u969c\u7f51\u7edc\u7684\u7a33\u5b9a\u8fd0\u884c\uff0c\u800c\u4e14\u8fd8\u62e5\u6709\u6574\u4e2a\u7f51\u7edc\u7684\u62d3\u6251\u4fe1\u606f\u4ee5\u53ca\u4e00\u4e9b\u91cd\u8981\u7684\u7ba1\u7406\u7ef4\u62a4\u4fe1\u606f\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u55c5\u63a2\u8def\u7531\u5668\u81ea\u8eab\u6216\u8f6c\u53d1\u7684\u6570\u636e\u62a5\u6587\u6765\u83b7\u53d6\u6709\u7528\u4fe1\u606f\uff0c\u751a\u81f3\u5229\u7528\u8def\u7531\u5668\u7b49\u7f51\u7edc\u8bbe\u5907\u7cfb\u7edf\u81ea\u8eab\u6216\u8005\u7ba1\u7406\u4e0a\u7684\u6f0f\u6d1e\u653b\u7834\u8def\u7531\u5668\u7b49\u8bbe\u5907\uff0c\u8fdb\u800c\u5371\u53ca\u670d\u52a1\u5668\u7684\u5b89\u5168\uff0c\u6240\u4ee5\u7f51\u7edc\u8bbe\u5907\u81ea\u8eab\u7684\u5b89\u5168\u4e0d\u5bb9\u5ffd\u89c6\u3002<\/p>\n<p>\u7f51\u7edc\u8bbe\u5907\u7684\u5b89\u5168\u81f3\u5c11\u8981\u4ece\u4ee5\u4e0b4\u4e2a\u65b9\u9762\u6765\u52a0\u5f3a\u3002<\/p>\n<ul>\n<li>\n<p>\u7f51\u7edc\u8bbe\u5907\u7cfb\u7edf\u672c\u8eab\u7684\u6f0f\u6d1e\u8981\u53ca\u65f6\u4fee\u8865\u6216\u5347\u7ea7\uff0c\u5f53\u6682\u65f6\u65e0\u6cd5\u63d0\u4f9b\u8865\u4e01\u6216\u65b0\u7248\u672c\u65f6\uff0c\u4e5f\u9700\u91c7\u7528\u4e34\u65f6\u89e3\u51b3\u529e\u6cd5\u6216\u624b\u6bb5\u3002\u5728\u6f0f\u6d1e\u5371\u5bb3\u6027\u5927\u4e8e\u56e0\u7f51\u7edc\u4e2d\u65ad\u9020\u6210\u7684\u5f71\u54cd\u65f6\uff0c\u53ef\u5f3a\u5236\u5c06\u7f51\u7edc\u8bbe\u5907\u4e0b\u7ebf\u3002<\/p>\n<\/li>\n<li>\n<p>\u8def\u7531\u5668\u7b49\u7f51\u7edc\u8bbe\u5907\u9700\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u670d\u52a1\u3002\u5bf9\u4e8e\u5fc5\u987b\u5f00\u653e\u7684\u670d\u52a1\uff0c\u4e5f\u5e94\u505a\u597d\u5b89\u5168\u8bbf\u95ee\u9650\u5236\u3002\u5982\u5fc5\u987b\u5f00\u653e<code>SNMP<\/code>\uff0c\u5e94\u5c3d\u91cf\u91c7\u7528\u53ef\u8ba4\u8bc1\u7684<code>SNMPv3<\/code>\uff0c\u8bbe\u7f6e\u597d\u5141\u8bb8\u8bbf\u95ee\u7684\u4e3b\u673a\u8303\u56f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f51\u7edc\u914d\u7f6e\u5e94\u5c3d\u91cf\u7b80\u6d01\uff0c\u5bf9\u8fc7\u65f6\u7684\u65e0\u7528\u7684\u914d\u7f6e\u8981\u53ca\u65f6\u5220\u9664\uff0c\u7279\u522b\u662f\u5728\u66f4\u6539\u7f51\u7edc\u914d\u7f6e\u65f6\uff0c\u914d\u7f6e\u4e0d\u80fd\u8d8a\u6765\u8d8a\u7e41\u6742\u3002\u4e00\u4e9b\u770b\u4f3c\u65e0\u7528\u7684\u7f51\u7edc\u914d\u7f6e\u53ef\u80fd\u5c31\u5b58\u5728\u7f51\u7edc\u5b89\u5168\u9690\u60a3\u3002<\/p>\n<\/li>\n<li>\n<p>\u8def\u7531\u5668\u7b49\u7f51\u7edc\u8bbe\u5907\u4e5f\u5fc5\u987b\u653e\u7f6e\u5728\u4e0d\u80fd\u968f\u4fbf\u8fdb\u5165\u7684\u673a\u623f\u7b49\u573a\u6240\uff0c\u800c\u4e14\u8981\u907f\u514d\u8bbe\u5907\u4e0a\u7684\u7f51\u7edc\u8fde\u7ebf\u88ab\u55c5\u63a2\u5230\u3002\u7f51\u7edc\u8bbe\u5907\u7684<code>console<\/code>\u53e3\u4e5f\u5e94\u8bbe\u7f6e\u4e0d\u6613\u7834\u89e3\u7684\u5bc6\u7801\uff0c\u5173\u95ed\u5e76\u6309\u9700\u542f\u7528\u6682\u65f6\u8fd8\u6ca1\u6709\u8fde\u63a5\u5230\u7f51\u7edc\u7684\u7aef\u53e3\u3002\u5728\u542f\u7528\u8fdc\u7a0b\u7ba1\u7406\u7684\u60c5\u51b5\u4e0b\uff0c\u5c3d\u91cf\u4f7f\u7528\u8ba4\u8bc1\u52a0\u5bc6\u7684<code>SSH<\/code>\u548c<code>HTTPS<\/code>\uff0c\u800c\u907f\u514d\u4f7f\u7528<code>Telnet<\/code>\u548c<code>HTTP<\/code>\u8fdc\u7a0b\u767b\u5f55\u65b9\u5f0f\uff0c\u5efa\u8bae\u4f7f\u7528\u975e\u6807\u51c6\u534f\u8bae\u7aef\u53e3\uff0c\u5e76\u8bbe\u7f6e\u597d\u5141\u8bb8\u8fdc\u7a0b\u8bbf\u95ee\u7684\u4e3b\u673a\u8303\u56f4\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u5b9e\u9a8c\uff1a\u5bf9\u8def\u7531\u5668\u7684\u8fdc\u7a0b\u8bbf\u95ee\u8fdb\u884c\u5b89\u5168\u52a0\u56fa<br \/>\n\u672c\u5b9e\u9a8c\u5148\u901a\u8fc7\u6293\u5305\u67e5\u770b\u8def\u7531\u5668\u7684\u8fdc\u7a0b<code>Telnet<\/code>\u5bc6\u7801\uff0c\u5c55\u793a\u8def\u7531\u5668\u901a\u8fc7<code>Telnet<\/code>\u8fdc\u7a0b\u7ba1\u7406\u7684\u5b89\u5168\u9690\u60a3\uff0c\u518d\u7981\u6b62\u8def\u7531\u5668\u7684\u8fdc\u7a0b<code>Telnet<\/code>\u767b\u5f55\u65b9\u5f0f\uff0c\u6539\u7528<code>SSH<\/code>\u534f\u8bae\uff0c\u6700\u540e\u8bbe\u7f6e\u53ef\u8fdc\u7a0b\u767b\u5f55\u4e3b\u673a\u7684<code>IPv6<\/code>\u5730\u5740\u8303\u56f4\u3002<br \/>\n\u901a\u8fc7\u672c\u5b9e\u9a8c\uff0c\u53ef\u4ee5\u638c\u63e1\u5bf9\u8def\u7531\u5668\u7b49\u7f51\u7edc\u8bbe\u5907\u7684\u8fdc\u7a0b\u8bbf\u95ee\u8fdb\u884c\u5b89\u5168\u52a0\u56fa\u7684\u65b9\u6cd5\u3002<\/p>\n<ol>\n<li>\n<p>\u4ece<code>R1<\/code>\u8fdc\u7a0b\u767b\u5f55<code>R3<\/code>\uff0c\u540c\u65f6\u5728<code>R2<\/code>\u7684<code>ethernet0\/1<\/code>\u53e3\u8fdb\u884c\u6293\u5305\u5206\u6790\u3002<br \/>\n\u5148\u5355\u51fb<code>Protocol<\/code>\u5217\uff0c\u4ee5\u5feb\u901f\u627e\u5230\u6240\u6709\u7684<code>Telnet<\/code>\u534f\u8bae\u62a5\u6587\uff0c\u518d\u627e\u5230\u6709\u5bc6\u7801\u6570\u636e\u7684<code>Telnet<\/code>\u62a5\u6587\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2024\/07\/image-1721479334984.png\" alt=\"file\" \/><\/p>\n<\/li>\n<\/ol>\n<p>\u8fd9\u6837\u4f9d\u6b21\u51fa\u73b0\u7684\u5b57\u7b26<code>cisco<\/code>\u5c31\u662f<code>Telnet<\/code>\u767b\u5f55\u5bc6\u7801\u3002\u7531\u6b64\u53ef\u89c1\uff0c<code>Telnet<\/code>\u8fdc\u7a0b\u767b\u5f55\u662f\u4e0d\u5b89\u5168\u7684\u3002<\/p>\n<ol start=\"2\">\n<li>\n<p>\u65e2\u7136<code>Telnet<\/code>\u8fdc\u7a0b\u767b\u5f55\u4e0d\u5b89\u5168\uff0c\u90a3\u4e48\u53ef\u4ee5\u4f7f\u7528<code>SSH<\/code>\u6765\u66ff\u4ee3<code>Telnet<\/code>\u8fdc\u7a0b\u767b\u5f55\uff0c\u5e76\u540c\u65f6\u9650\u5236\u8fdc\u7a0b\u767b\u5f55\u7684\u5730\u5740\u8303\u56f4\uff08\u524d\u9762\u4ecb\u7ecd\u8fc7\u5728\u4e2d\u95f4\u8def\u7531\u5668\u7528<code>ACL<\/code>\u8fdb\u884c\u9650\u5236\uff0c\u8fd9\u91cc\u7528\u8def\u7531\u5668\u672c\u8eab\u8fdb\u884c\u9650\u5236\uff0c\u8fd9\u6837\u66f4\u9ad8\u6548\u3002\u56e0\u4e3a\u5982\u679c\u5c06<code>ACL<\/code>\u914d\u7f6e\u5728\u63a5\u53e3\u4e0a\uff0c\u8def\u7531\u5668\u4f1a\u68c0\u67e5\u6d41\u7ecf\u63a5\u53e3\u7684\u6240\u6709\u6570\u636e\u5305\uff0c\u800c\u8fd9\u91cc\u4ecb\u7ecd\u7684\u65b9\u6cd5\u53ea\u68c0\u67e5\u5bf9\u8def\u7531\u5668\u7684\u8fdc\u7a0b\u767b\u5f55\u8bbf\u95ee\u6570\u636e\u5305\uff0c\u800c\u4e0d\u68c0\u67e5\u6d41\u7ecf\u8def\u7531\u5668\u63a5\u53e3\u7684\u6570\u636e\u5305\uff09\u3002<br \/>\n\u5148\u5728<code>R3<\/code>\u4e0a\u914d\u7f6e<code>RSA<\/code>\u5bc6\u94a5\u5bf9\uff1a<\/p>\n<pre><code class=\"language-bash\">R3(config)#ip domain-name cisco.com        \u542f\u7528RSA\u524d\uff0c\u9700\u914d\u7f6e\u57df\u540d\nR3(config)#crypto key generate rsa            \u751f\u6210RSA\u5bc6\u94a5\u5bf9\nThe name for the keys will be: R3.ipv6.com\nChoose the size of the key modulus in the range of 360 to 4096 for your\nGeneral Purpose Keys. Choosing a key modulus greater than 512 may take\na few minutes.\nHow many bits in the modulus [512]: 1024           RSA\u957f\u5ea6\uff0c\u8d8a\u957f\u8d8a\u5b89\u5168\n% Generating 1024 bit RSA keys, keys will be non-exportable...\n[OK] (elapsed time was 0 seconds)\nR3(config)#end\nR3#show crypto key mypubkey rsa\n% Key pair was generated at: 00:51:01 EET Mar 28 2016\nKey name: R3.ipv6.com\nKey type: RSA KEYS\nStorage Device: not specified\nUsage: General Purpose Key\nKey is not exportable.\nKey Data:\n30819F30 0D06092A 864886F7 0D010101 05000381 8D003081 89028181 00CF7A69 \nE181677E E96B50CB 5900E314 F1F06F53 771199BE FEC543E1 13020301 0001<\/code><\/pre>\n<p>\u4e3a\u4e86\u542f\u7528<code>SSH<\/code>\uff0c\u5fc5\u987b\u5148\u521b\u5efa<code>RSA<\/code>\u5bc6\u94a5\u5bf9\uff0c\u800c\u521b\u5efa<code>RSA<\/code>\u5bc6\u94a5\u5bf9\u5219\u8981\u5148\u6307\u5b9a\u57df\u540d\u3002<br \/>\n\u6240\u4ee5\u8fd9\u91cc\u5148\u8bbe\u7f6e\u57df\u540d\u4e3a<code>cisco.com<\/code>\uff0c\u518d\u4f7f\u7528\u547d\u4ee4<code>crypto key generate rsa<\/code>\u4ea7\u751f\u5bc6\u94a5\u5bf9\uff0c\u957f\u5ea6\u503c\u9ed8\u8ba4\u4e3a512\u4f4d\uff0c\u5bc6\u94a5\u5bf9\u7684\u957f\u5ea6\u503c\u81f3\u5c11\u5927\u4e8e768\u4f4d\u624d\u80fd\u542f\u7528<code>SSH<\/code>\u7248\u672c2\uff0c\u8fd9\u91cc\u8bbe\u7f6e\u4e3a1024\u4f4d\u3002<br \/>\n\u8bbe\u7f6e\u5bc6\u94a5\u5bf9\u540e\uff0c\u4f7f\u7528\u547d\u4ee4<code>show crypto key mypubkey rsa<\/code>\u53ef\u4ee5\u770b\u5230\u4ea7\u751f\u4e86\u4e00\u4e2a\u516c\u94a5\u548c\u4e00\u4e2a\u79c1\u94a5\u3002<\/p>\n<p>\u7136\u540e\u7ee7\u7eed\u8bbe\u7f6e\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre><code class=\"language-bash\">R3(config)#ipv6 access-list client\nR3(config-ipv6-acl)#permit ipv6 host 2019:12::1 any    \u521b\u5efaACL\uff0c\u53ea\u5141\u8bb8R1\u8fdc\u7a0b\u767b\u5f55\nR3(config-ipv6-acl)#ip ssh version  2           \u8bbe\u7f6eSSH\u7248\u672c\u4e3a2\nR3(config)#username admin password cisco        \u8bbe\u7f6e\u767b\u5f55\u7528\u6237\u540d\u548c\u5bc6\u7801\nR3(config)#aaa new-model                        \u542f\u7528AAA\uff0c\u4f7f\u7528\u7528\u6237\u540d\u548c\u5bc6\u7801\u8ba4\u8bc1\nR3(config)#line vty 0 4                         \u914d\u7f6e\u8fdc\u7a0b\u767b\u5f55\u865a\u62df\u7ec8\u7aef\nR3(config-line)#ipv6 access-class client in     \u5e94\u7528IPv6 ACL\u6765\u9650\u5236\u53ef\u8bbf\u95ee\u7684IPv6\u5ba2\u6237\u4e3b\u673a\u8303\u56f4\nR3(config-line)#transport input none            \u53bb\u6389\u6240\u6709\u5141\u8bb8\u7684\u8fdc\u7a0b\u767b\u5f55\u534f\u8bae\nR3(config-line)#transport input ssh             \u518d\u6dfb\u52a0SSH\u767b\u5f55\u534f\u8bae\uff08\u4ec5\u5141\u8bb8SSH\uff09<\/code><\/pre>\n<\/li>\n<li>\n<p>\u6700\u540e\u5728<code>R1<\/code>\u4e0a\u9a8c\u8bc1<code>ssh<\/code>\u8fdc\u7a0b\u767b\u5f55\u5230<code>R3<\/code>\u7684\u7ed3\u679c\u3002<\/p>\n<pre><code class=\"language-bash\">R1#ssh -l admin 2019:3::3\nPassword:\nR3><\/code><\/pre>\n<p>\u4ece\u672c\u5b9e\u9a8c\u53ef\u4ee5\u770b\u51fa\uff0c\u56e0\u4e3a<code>Telnet<\/code>\u8fdc\u7a0b\u767b\u5f55\u7684\u4fe1\u606f\u662f\u660e\u6587\u4f20\u8f93\uff0c\u5f88\u5bb9\u6613\u88ab\u55c5\u63a2\uff0c\u6240\u4ee5\u5e94\u8be5\u5c3d\u91cf\u907f\u514d<code>Telnet<\/code>\uff0c\u800c\u4f7f\u7528<code>SSH<\/code>\u6765\u8fdc\u7a0b\u7ba1\u7406\u3002<br \/>\n\u7531\u4e8e\u672c\u5b9e\u9a8c\u4e2d\u7684\u8def\u7531\u5668\u7248\u672c\u6682\u4e0d\u652f\u6301\u4fee\u6539<code>SSH<\/code>\u7aef\u53e3\u53f7\uff0c\u6240\u4ee5\u8fd8\u662f\u4f7f\u7528\u7684\u9ed8\u8ba4\u7684<code>TCP<\/code> 22\u7aef\u53e3\u767b\u5f55\u3002<br \/>\n\u4f46\u5e76\u4e0d\u662f\u8bf4\u8fd9\u4e0d\u5b89\u5168\uff0c\u56e0\u4e3a<code>SSH<\/code>\u672c\u6765\u5c31\u662f\u52a0\u5bc6\u4f20\u8f93\uff0c\u4f7f\u7528\u6807\u51c6\u7aef\u53e3\u4e0d\u4f1a\u6709\u4ec0\u4e48\u5f71\u54cd\u3002<\/p>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>ipv6\u5b89\u5168\u662f\u4e00\u4e2a\u7cfb\u7edf\u5de5\u7a0b\uff0c\u4e0d\u80fd\u4ec5\u4ec5\u4f9d\u8d56\u4e8e\u67d0\u4e2a\u5355\u4e00\u7684\u7cfb\u7edf\u6216\u8bbe\u5907\uff0c\u800c\u662f\u9700\u8981\u4ed4\u7ec6\u5206\u6790\u5b89\u5168\u9700\u6c42\uff0c\u5229\u7528\u5404\u79cd\u5b89\u5168\u8bbe\u5907\u548c\u6280&#8230; &raquo; <a class=\"read-more-link\" href=\"http:\/\/blue.yn.cn\/?p=1100\">\u9605\u8bfb\u5168\u6587<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-1100","post","type-post","status-publish","format-standard","hentry","category-ipv6"],"_links":{"self":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts\/1100","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1100"}],"version-history":[{"count":16,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts\/1100\/revisions"}],"predecessor-version":[{"id":1129,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=\/wp\/v2\/posts\/1100\/revisions\/1129"}],"wp:attachment":[{"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1100"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blue.yn.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}