{"id":3476,"date":"2021-11-21T21:42:29","date_gmt":"2021-11-22T05:42:29","guid":{"rendered":"https:\/\/www.xh86.me\/?p=3476"},"modified":"2021-11-21T21:55:28","modified_gmt":"2021-11-22T05:55:28","slug":"%e5%a6%82%e6%9e%9c%e8%b7%af%e7%94%b1%e5%8d%8f%e8%ae%ae%e5%8f%aa%e7%94%a8ospf%e4%b8%8d%e7%94%a8bgp%ef%bc%8c%e9%82%a3%e4%b9%88%e4%bd%a0%e7%9a%84%e7%bd%91%e7%bb%9c%e4%bc%9a%e5%8f%98%e6%88%90%e4%bb%80","status":"publish","type":"post","link":"https:\/\/www.xh86.me\/?p=3476","title":{"rendered":"\u5982\u679c\u8def\u7531\u534f\u8bae\u53ea\u7528OSPF\u4e0d\u7528BGP\uff0c\u90a3\u4e48\u4f60\u7684\u7f51\u7edc\u4f1a\u53d8\u6210\u4ec0\u4e48\u6837\u5b50\uff1f"},"content":{"rendered":"
\n

\u4f30\u8ba1\u5b66\u4e60\u8fc7\u6216\u8005\u5728\u5b66\u4e60BGP\u7684\u8bfb\u8005\uff0c\u5fc3\u91cc\u9762\u90fd\u4f1a\u6709\u8fd9\u4e48\u4e00\u4e2a\u95ee\u9898\uff1a\u201cBGP\u5230\u5e95\u6709\u4ec0\u4e48\u7528\uff1f\u5982\u679c\u5728\u7f51\u7edc\u4e2d\u4e0d\u7528BGP\uff0c\u5149\u7528OSPF\u4e0d\u884c\u5417\uff1f\u201d<\/span><\/p>\n

 <\/p>\n

\u201c\u80af\u5b9a\u662f\u884c\u4e0d\u901a\u7684\uff01\u201d<\/span><\/p>\n

\u201c\u90a3\u4e3a\u4ec0\u4e48\u884c\u4e0d\u901a\u5462\uff1f\u201d<\/span><\/p>\n

\u95ee\u5230\u8fd9\u91cc\uff0c\u5982\u679c\u5355\u8bf4\u6982\u5ff5\u5c31\u771f\u7684\u5f88\u96be\u628a\u4eba\u8bf4\u670d\u4e86\u3002\u56e0\u4e3a\u90a3\u4e2a\u6982\u5ff5\u592a\u663e\u5f97\u5e72\u5df4\u5df4\u7684\u4e86\uff0c\u4e5f\u592a\u5bb9\u6613\u88ab\u4eba\u4e3e\u51fa\u53cd\u8bc1\uff0c\u751a\u81f3\u662f\u4e00\u4e9b\u65e0\u7406\u53d6\u95f9\u7684\u6760\u7cbe\u601d\u7ef4\u7ed9\u6405\u4e71\u3002<\/span><\/p>\n

\u201c\u90a3\u6211\u4eca\u5929\u4e00\u5b9a\u8981\u4f60\u628a\u8bdd\u8bf4\u6e05\u695a\u4e86\u4e0d\u53ef\uff01\u201d<\/span><\/p>\n

\u522b\u5fd8\u4e86\uff0c\u6570\u5b66\u91cc\u9762\u6709\u4e00\u79cd\u8bc1\u660e\u7684\u65b9\u6cd5\u53eb\u505a\u201c\u53cd\u8bc1\u6cd5\u201d\uff0c\u90a3\u4eca\u5929\u6211\u5c31\u7528\u201c\u53cd\u8bc1\u6cd5\u201d\u6765\u7ed9\u4f60\u4eec\u8bc1\u660e\u8fd9\u4e2a\u95ee\u9898\u3002<\/span><\/p>\n

\u547d\u9898\u5982\u4e0b\u3002\u6c42\u8bc1\uff1a\u5982\u679c\u5728\u7f51\u7edc\u4e2d\u4e0d\u7528BGP\uff0c\u5149\u7528OSPF\u662f\u884c\u4e0d\u901a\u7684\u3002<\/strong><\/span><\/span><\/p>\n

\u7528\u53cd\u8bc1\u6cd5\u6765\u8bc1\u660e\uff0c\u5c31\u662f\u5047\u8bbe\uff1a\u201c\u5728\u7f51\u7edc\u4e2d\u5c31\u4e0d\u7528BGP\uff0c\u53ea\u4f7f\u7528OSPF\u4e00\u79cd\u534f\u8bae\u662f\u53ef\u4ee5\u7684\u3002\u201d<\/span><\/p>\n

\u90a3\u597d\uff0c\u6211\u4eec\u5c31\u5148\u7528\u4e00\u4e2a\u5355\u4e1a\u52a1\uff0c\u65e0VRF\u7684\u4e1a\u52a1\u7f51\u6765\u8bf4\u660e\u3002<\/span><\/p>\n

\u9996\u5148\uff0c\u8fd9\u4e2a\u7f51\u7edc\u67b6\u6784\u662f\u8fd9\u6837\u7684\uff0c\u5404\u4e2a\u6c47\u805a\u4e0e\u6838\u5fc3\u4e4b\u95f4\u662fOSPF Area 0\uff0c\u6c47\u805a\u4e0b\u65b9\u4e0e\u63a5\u5165\u5c42\u4ea4\u6362\u673a\uff0c\u6c47\u805a\u8def\u7531\u5668\u4e0e\u5404\u4e2a\u540c\u57ce\u7f51\u70b9\u4e4b\u95f4\u4f7f\u7528OSPF Area 1-Area 5\u3002<\/span><\/p>\n

\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/span><\/p>\n

<\/div><\/p>\n

\u8fd9\u6709\u4ec0\u4e48\u95ee\u9898\u5417\uff1f<\/strong><\/span><\/p>\n

 <\/p>\n

\u8fd9\u80af\u5b9a\u6ca1\u4ec0\u4e48\u95ee\u9898\u554a\uff01<\/strong><\/span><\/p>\n

 <\/p>\n

\u6c47\u805a\u4e0e\u6838\u5fc3\u4e4b\u95f4\u7684OSPF \u533a\u57dfID\u4e3aArea 0\uff0c\u7136\u540e\u6bcf\u4e00\u4e2a\u5927\u533a\u5185\u90e8\u5982\u679c\u6709OSPF\u7684\u8bdd\uff0c\u5c31\u7ed9\u8fd9\u4e2a\u5927\u533a\u5355\u72ec\u5212\u5206\u4e00\u4e2aOSPF\u533a\u57df\u3002\u800c\u4e14\uff0cArea 1\u2014Area 4\u90fd\u662f\u5728\u4e00\u4e2a\u673a\u623f\u5185\u7684\u529f\u80fd\u533a\u57df\uff0c\u4f7f\u7528\u7684\u90fd\u662f\u6bd4\u8f83\u9ad8\u7aef\u7684\u4ea4\u6362\u8def\u7531\u8bbe\u5907\uff0c\u7528\u7684\u662f10G\u7684\u5149\u7ea4\u6765\u4e92\u8054\u7684\uff0c\u5c31\u7b97\u662f\u4f60\u4e0d\u5212\u5206Area 1\u2014Area 4\uff0c\u4e5f\u6ca1\u6709\u592a\u5927\u7684\u95ee\u9898\u3002<\/span><\/p>\n

 <\/p>\n

\u5982\u679c\u4f60\u771f\u7684\u4e0d\u60f3\u5212\u5206Area 1-Area 4\uff0c\u786e\u5b9e\u6ca1\u5565\u95ee\u9898\u3002\u8bbe\u5907\u6027\u80fd\u53ef\u4ee5\u652f\u6301\u8db3\u591f\u5927\u7684\u8def\u7531\u8868\uff0c\u4e92\u8054\u7ebf\u7f06\u4e5f\u80fd\u627f\u53d7\u7a81\u53d1\u7684\u5927\u6d41\u91cf\uff0c\u5c31\u662f\u5728\u7ba1\u7406\u4e0a\u6709\u4e9b\u96be\u770b\uff0c\u5c31\u770b\u5ba2\u6237\u6709\u6ca1\u6709\u5f3a\u8feb\u75c7\u4e86\u3002<\/span><\/p>\n

 <\/p>\n

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 <\/p>\n

\u6240\u4ee5\uff0c\u4e00\u5b9a\u8981\u5bf9Area 5\u8fdb\u884c\u5212\u5206\u533a\u57df\uff0c\u5728\u8def\u7531\u805a\u5408\u7684\u540c\u65f6\u8c03\u6574\u805a\u5408\u540e\u8def\u7531\u7684Cost\uff0c\u8fbe\u5230\u5206\u6d41\u7684\u6548\u679c\u3002<\/span><\/p>\n

 <\/p>\n

\u4f60\u8bf4OSPF\u7684\u8def\u7531\u805a\u5408\u4e0e\u4e1a\u52a1\u5206\u6d41\u80fd\u529b\u4e0d\u5f3a\uff0c\u4f46\u662f\u5728OSPF\u533a\u57df\u4e4b\u95f4\uff0c\u8fd9\u70b9\u8981\u6c42\u8fd8\u662f\u6ee1\u8db3\u5f97\u5230\u7684\u3002\u5728\u8fd9\u91cc\uff0c\u770bArea 0\u4e0eArea 5\u5c31\u53ef\u4ee5\u4e86\u89e3\uff1a<\/span><\/p>\n

<\/div><\/p>\n

<\/div><\/p>\n

\u4ece\u4e0a\u9762\u7684\u63cf\u8ff0\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u5c31\u5355\u4e00\u7684\u4e2d\u5fc3\u7f51\u7edc\uff0c\u4e0b\u9762\u6302\u4e00\u4e9b\u5c0f\u578b\u7684\u5206\u652f\u7ad9\u70b9\uff0c\u5c31\u5b8c\u5168\u6ca1\u6709\u7528BGP\u7684\u5fc5\u8981\u4e86\u3002<\/strong><\/span><\/span><\/p>\n

 <\/p>\n

\u4f46\u5982\u679c\uff0c\u6211\u4eec\u518d\u628a\u76ee\u5149\u653e\u5927\u4e00\u70b9\uff0c\u628a8\u4e2a\u5730\u5dde\u5e02\u7684\u7f51\u7edc\u901a\u8fc7\u4e0b\u8054\u4e8c\u7ea7\u9aa8\u5e72\u63a5\u5165\u8fdb\u6765\uff0c\u8fd9\u4e2a\u7f51\u7edc\u4ece\u67b6\u6784\u4e0a\u6765\u770b\uff0c\u5e94\u8be5\u662f\u8fd9\u6837\uff08\u62d3\u6251\u53ea\u80fd\u753b\u5f97\u4e0b4\u4e2a\uff0c\u5c31\u4ee54\u4e2a\u6765\u8bf4\u660e\u5427\uff09\uff1a<\/span><\/p>\n

<\/div><\/p>\n

\u90a3\u73b0\u5728\u8fd8\u6709\u7528BGP\u7684\u5fc5\u8981\u5417\uff1f<\/strong><\/span><\/p>\n

 <\/p>\n

\u5148\u8bf4\u8bf4\u8981\u6c42\uff1a<\/span><\/p>\n

8\u4e2a\u5730\u5e02\u7ea7\u5c40\u57df\u7f51\uff0c\u6bcf\u4e2a\u7ad9\u70b9\u5206\u914d32\u4e2aC\uff0c\u6240\u4ee5\u6b63\u597d\u53ef\u4ee5\u628a10.113.0.0\/16\u548c172.17.0.0\/16\u5206\u914d\u7ed9\u5730\u5e02\u7ea7\u5c40\u57df\u7f51\uff0c\u5206\u522b\u4f5c\u4e3a\u4e3b\u4e1a\u52a1\u7f51\u6bb5\u548c\u4fdd\u536b\u76d1\u63a7\u7f51\u6bb5\uff0c\u6b63\u597d\u5c31\u591f8\u4e2a\u5730\u5e02\u7ea7\u7f51\u7edc\u4f7f\u7528\u4e86\u3002\u4e3a\u4e86\u964d\u4f4e\u5730\u5e02\u7ea7\u5355\u4f4d\u548c\u4e2d\u5fc3\u7f51\u7edc\u7684\u8def\u7531\u8868\uff0c\u4e5f\u662f\u6709\u8def\u7531\u805a\u5408\u8981\u6c42\u7684\u3002<\/span><\/p>\n

 <\/p>\n

\u90a3\u8fd9\u4e2a\u65f6\u5019\uff0c\u4e5f\u6709\u8def\u7531\u805a\u5408\u4e0e\u5206\u6d41\u7684\u8981\u6c42\uff0c\u5982\u679c\u4f60\u4ecd\u7136\u8981\u4f7f\u7528OSPF\uff0c\u53ef\u4ee5\u4e0d\u5462\uff1f<\/span><\/p>\n

\u5982\u679c\u4f60\u53ea\u770b\u5730\u5e02\u7ea7\u5c40\u57df\u7f51\u4e0e\u4e2d\u5fc3\u7f51\u7edc\u4e4b\u95f4\u7684\u5bf9\u63a5\uff0c\u5149\u7528OSPF\u4e5f\u662f\u53ef\u4ee5\u7684\u3002<\/span><\/p>\n

 <\/p>\n

\u8ba9\u5730\u5e02\u7ea7\u5c40\u57df\u7f51\u7684\u4e0a\u8054\u9aa8\u5e72\u8def\u7531\u5668\u505aABR\uff0c\u6bcf\u4e2a\u5730\u5e02\u7ea7\u7684\u5c40\u57df\u7f51\u5206\u914d\u4e00\u4e2a\u533a\u57dfID\uff0c\u8fd9\u6837\u5176\u5b9e\u4e5f\u6ca1\u95ee\u9898\uff1a<\/span><\/p>\n

<\/div><\/p>\n

 <\/p>\n

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<\/div><\/p>\n

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\u522b\u6025\uff0c\u4f60\u8fd8\u9ad8\u5174\u5f97\u6709\u70b9\u592a\u65e9\u3002\u6211\u4eec\u8fd8\u6709\u573a\u666f\u6ca1\u8bf4\u5b8c\u5462\uff0c<\/strong>\u5982\u679c\u6b64\u65f6\uff0c\u5730\u5e02\u5c40\u57df\u7f51\u4e0b\u65b9\u4e5f\u7528MSTP\u4e13\u7ebf\u8fde\u63a5\u4e86\u540c\u57ce\u7ad9\u70b9\u5462\uff1f<\/strong><\/span><\/span><\/p>\n

 <\/p>\n

\u5982\u679c\u8fd8\u8981\u6cbf\u7528\u5730\u533a1\u5c40\u57df\u7f51\u7684OSPF\u8fdb\u7a0b\uff0c\u5c31\u53ea\u6709\u4e09\u6761\u8def\u53ef\u4ee5\u8d70\u3002<\/strong><\/span><\/p>\n

 <\/p>\n

A\u3001\u540c\u57ce\u7ad9\u70b9\u63a5\u5165\u8def\u7531\u5668\u4e0e\u4e24\u53f0\u6c47\u805a\u8def\u7531\u5668\u4e4b\u95f4\uff0c\u4ecd\u7136\u5212\u5165Area 101\u3002\u4f46\u8fd9\u6837\u505a\u65e0\u6cd5\u5b9e\u73b0\u8def\u7531\u805a\u5408\u4e0e\u5206\u6d41\uff0c\u56e0\u4e3a\u540c\u533a\u57df\u5185\u7684OSPF\u8def\u7531\u662f\u65e0\u6cd5\u805a\u5408\uff0c\u4e5f\u65e0\u6cd5\u8c03\u6574\u7f51\u6bb5\u5206\u6d41\u7684\u3002\u5c31\u7b97\u662f\u5ba2\u6237\u80fd\u5fcd\u53d7\u63a5\u5165\u8def\u7531\u5668\u4e0a\u5145\u65a5\u7740\u4e0a\u767e\u6761\/30\u3001\/32\u7684\u8def\u7531\uff0c\u4f30\u8ba1\u4e5f\u65e0\u6cd5\u5fcd\u53d7\u4e1a\u52a1\u538b\u5728\u4e00\u6761\u5e26\u5bbd\u4e0d\u9ad8\u7684MSTP\u4e13\u7ebf\u4e0a\u9020\u6210\u7684\u62e5\u585e\u5427\u3002<\/span><\/p>\n

<\/div><\/p>\n

B\u3001\u8ba9\u540c\u57ce\u7ad9\u70b9\u63a5\u5165\u8def\u7531\u5668\u4e0e\u4e24\u53f0\u6c47\u805a\u8def\u7531\u5668\u7684\u533a\u57df\u7ee7\u7eed\u5212\u5206\u4e3aArea 1001\uff0c\u8fd9\u6837Area 1001\u4e0eArea 0\u4e0d\u76f8\u8fde\uff0c\u4f46\u662f\u53ef\u4ee5\u8ba9Area 101\u4f5c\u4e3a\u865a\u94fe\u8def\u7684\u4f20\u8f93\u533a\u57df\u561b\u3002\u5728\u540c\u57ce\u6c47\u805a\u8def\u7531\u5668\u548c\u4e8c\u7ea7\u9aa8\u5e72\u4e0a\u8054\u8def\u7531\u5668\u67b6\u4e2a\u865a\u94fe\u8def\u4e0d\u5c31\u5f97\u4e86\uff1f<\/span><\/p>\n

 <\/p>\n

\u8fd9\u4e2a\u65b9\u6cd5\u770b\u8d77\u6765\u5e94\u6025\u53ef\u884c\uff0c\u4f46\u5374\u4f7f\u5f97\u5730\u5e02\u7ea7\u5c40\u57df\u7f51\u7684\u4e24\u53f0\u4e8c\u7ea7\u9aa8\u5e72\u4e0a\u8054\u63a5\u5165\u8def\u7531\u5668\u6210\u4e86\u201c\u9ad8\u5371\u8bbe\u5907\u201d\uff0c\u8ba9\u4e0a\u4e0b\u8054\u7684\u533a\u57df\u8026\u5408\u5ea6\u589e\u9ad8\uff0c\u4e5f\u589e\u52a0\u4e86\u7f51\u7edc\u8fd0\u7ef4\u7684\u96be\u5ea6\u3002<\/span><\/p>\n

 <\/p>\n

\u5982\u679c\u6b64\u65f6Area 101\u5185\u7f51\u7edc\u53d8\u66f4\u51fa\u73b0\u9707\u8361\u91cd\u6536\u655b\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u865a\u94fe\u8def\u51fa\u73b0\u95ee\u9898\u3002<\/span><\/p>\n

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C\u3001\u8ba9\u8ba9\u540c\u57ce\u7ad9\u70b9\u63a5\u5165\u8def\u7531\u5668\u4e0e\u4e24\u53f0\u6c47\u805a\u8def\u7531\u5668\u53e6\u8d77\u4e00\u4e2aOSPF\u8fdb\u7a0b\uff0c\u8ba9\u4e24\u4e2aOSPF\u8fdb\u7a0b\u7684\u8def\u7531\u5728\u540c\u57ce\u7ad9\u70b9\u4e24\u53f0\u6c47\u805a\u8def\u7531\u5668\u4e0a\u8fdb\u884c\u91cd\u5206\u53d1\u3002\u8fd9\u6837\uff0c\u8def\u7531\u7684\u805a\u5408\uff0c\u5206\u6d41\u4e0d\u5c31\u5168\u90e8\u5b9e\u73b0\u4e86\u5417\uff1f<\/span><\/p>\n

 <\/p>\n

\u8fd9\u53ef\u884c\u662f\u53ef\u884c\uff0c\u4e5f\u6709\u6210\u529f\u6848\u4f8b\u4f5c\u652f\u6491\uff0c\u4f46\u662f\u8fd9\u64cd\u4f5c\u96be\u5ea6\u53ef\u4e0d\u5c0f\uff0c\u53cc\u70b9\u53cc\u5411\u91cd\u5206\u53d1\u8def\u7531\u8981\u6ce8\u610f\u9632\u73af\uff0c\u8981\u6ce8\u610f\u6839\u636e\u4e0d\u540c\u7684\u7f51\u6bb5\u8c03\u6574Cost\u503c\u3002\u8fd9\u4e2a\u4f60\u4eec\u53ef\u4ee5\u627e\u627e\u6211\u4e4b\u524d\u5199\u8fc7\u7684\u201c\u8def\u7531\u91cd\u5206\u53d1\u201d\u6587\u7ae0\u3002<\/span><\/p>\n

 <\/p>\n

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 <\/p>\n

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<\/div><\/p>\n

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 <\/p>\n

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<\/div><\/p>\n

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