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\u67b6\u6784\u5b58\u5728\u7684\u4e00\u4e2a\u7f3a\u70b9\u3002\u5979\u8bf4\uff1a\u201c\u4e3a\u4ec0\u4e48\u4ed6\u4eec\u7684DNS\u5728\u8fd9\u91cc\u5b9e\u9645\u4e0a\u662f\u5355\u4e00\u6545\u969c\u70b9\uff1f\u201d\u5982\u679c\u672c\u8eab\u51fa\u73b0DNS\u6545\u969c\uff0c\u53c8\u6ca1\u6709\u540e\u5907DNS\uff0c\u5c31\u53ef\u80fd\u4f1a\u51fa\u73b0\u957f\u65f6\u95f4\u7684\u6545\u969c\uff0c\u201c<strong>\u6240\u4ee5\u6211\u8ba4\u4e3a\u4e00\u5927\u7ecf\u9a8c\u6559\u8bad\u5c31\u662f\u8981\u6709\u5197\u4f59DNS<\/strong>\u3002\u201d<\/p>\n\n\n\n<p>\u53e6\u4e00\u4e2a\u5171\u8bc6\u662fMedina\u9488\u5bf9\u5176\u4ed6\u670d\u52a1\u63d0\u4f9b\u5546\u6545\u969c\u7684\u770b\u6cd5\u3002\u201c\u901a\u5e38\u5c31\u8fd9\u4e9b\u6545\u969c\u800c\u8a00\uff0c\u4ed6\u4eec\u7684\u7f51\u7edc\u4e2d\u5b58\u5728\u9519\u7efc\u590d\u6742\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u4ee5\u81f3\u4e8e\u4e00\u65e6\u6574\u4f53\u670d\u52a1\u67b6\u6784\u4e2d\u7684\u4e00\u4e2a\u90e8\u5206\u51fa\u73b0\u4e86\u4e00\u4e2a\u5c0f\u5c0f\u7684\u95ee\u9898\uff0c\u968f\u540e\u4f1a\u51fa\u73b0\u8fd9\u6837\u7684\u7ea7\u8054\u6548\u5e94\u3002\u201d<\/p>\n\n\n\n<p>\u201c\u8bb8\u591a\u516c\u53f8\u5728\u5145\u5206\u5229\u7528\u5927\u91cf\u7684\u5185\u90e8\u670d\u52a1\uff0c\u8fd9\u4e48\u505a\u53ef\u80fd\u4f1a\u5e26\u6765\u4e0d\u53ef\u9884\u89c1\u7684\u540e\u679c\u3002\u8fd9\u79cd\u60c5\u51b5\u5728\u6280\u672f\u4eba\u5458\u5f53\u4e2d\u66f4\u4e3a\u5e38\u89c1\uff0c\u4f46\u6211\u786e\u5b9e\u8ba4\u4e3a\u503c\u5f97\u6307\u51fa\u3002\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"782\" height=\"374\" src=\"http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-5.png\" alt=\"\" class=\"wp-image-940\" srcset=\"http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-5.png 782w, http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-5-300x143.png 300w, http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-5-768x367.png 768w, http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-5-627x300.png 627w\" sizes=\"(max-width: 782px) 100vw, 782px\" \/><\/figure>\n\n\n\n<p>\u4e3a\u4f55 Facebook \u5168\u7403\u6709 30 \u591a\u4ebf\u7528\u6237\uff0c\u8be5\u6b21\u4e8b\u4ef6\u53ea\u5f71\u54cd\u5230\u5176\u4e2d\u7684 8000 \u591a\u4e07\u7684\u7528\u6237\uff1f<\/p>\n\n\n\n<p>\u5982\u4e0a\u6587\u6240\u8bf4\uff0c\u57df\u540d\u89e3\u6790\u642c\u8fd0\u5de5\u5982 1.1.1.1\u30018.8.8.8\uff0c\u5982\u679c\u6210\u529f\u89e3\u6790 facebook \u7f51\u7ad9\u7684\u57df\u540d\uff0c\u901a\u5e38\u4f1a\u7f13\u5b58\u4e00\u6bb5\u65f6\u95f4\uff0c\u8fd9\u6837\u5f53\u4e0b\u4e00\u4e2a\u7528\u6237\u8bbf\u95ee facebook \u7f51\u7ad9\u65f6\uff0c\u53ef\u4ee5\u7acb\u9a6c\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9\u7528\u6237\uff0c\u8fd9\u6837\u53ef\u4ee5\u7701\u5374\u4e0d\u5c11\u7684\u65f6\u95f4\uff0c\u540c\u65f6\u5237\u65b0\u7f13\u5b58\u5b9a\u65f6\u5668\u3002<\/p>\n\n\n\n<p>\u8fd9\u5c31\u610f\u5473\u7740\uff0c\u5982\u679c\u4e00\u53f0\u57df\u540d\u642c\u8fd0\u5de5\u4e00\u76f4\u6709\u7528\u6237\u5728\u89e3\u6790 facebook \u57df\u540d\uff0c\u4e00\u76f4\u5728\u5237\u65b0\u7f13\u5b58\u5b9a\u65f6\u5668\uff0c\u90a3\u4e48\u8fd9\u4e2a\u7f13\u5b58\u4e00\u76f4\u4e0d\u4f1a\u88ab\u5220\u9664\uff0c\u4e00\u76f4\u53ef\u4ee5\u88ab\u76f4\u63a5\u8fd4\u56de\u7ed9\u7528\u6237\u3002\u6240\u4ee5\uff0c\u5373\u4f7f\u5728\u4e92\u8054\u7f51\u65e0\u6cd5\u8bbf\u95ee facebook 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\u7684\u5de5\u7a0b\u5e08\u4e3a\u4f55\u4e0d\u5728\u7b2c\u4e00\u65f6\u95f4\u505a\u56de\u6eda\uff08Rollback\uff09\u64cd\u4f5c\uff1f<\/p>\n\n\n\n<p>\u505a\u53d8\u66f4\u7684\u5de5\u7a0b\u5e08\u901a\u5e38\u90fd\u662f\u8fdc\u7a0b VPN \u64cd\u4f5c\uff0c\u800c\u505a\u8def\u7531\u53d8\u66f4\u64cd\u4f5c\u662f\u4e00\u79cd\u6781\u5ea6\u9ad8\u98ce\u9669\u7684\u64cd\u4f5c\uff0c\u56e0\u4e3a\u4e00\u65e6\u8def\u7531\u914d\u7f6e\u51fa\u9519\uff0c\u5de5\u7a0b\u5e08\u5c31\u65e0\u6cd5\u518d\u8bbf\u95ee\u6b63\u5728\u8fdc\u7a0b\u64cd\u4f5c\u7684\u8def\u7531\u5668\u4e86\u3002\u4e3a\u4e86\u4fdd\u9669\u8d77\u89c1\uff0c\u4e3a\u4e86\u4e0d\u548c\u8def\u7531\u5668\u5931\u53bb\u8054\u7cfb\uff0c\u5de5\u7a0b\u5e08\u5728 commit \u53d8\u66f4\u4ee3\u7801\u65f6\uff0c\u4f1a\u4f7f\u7528\u4e00\u4e2a confirm \u9009\u9879\uff0c\u540e\u9762\u8ddf\u7740\u4e00\u4e2a\u6570\u5b57\uff0c\u5355\u4f4d\u662f\u5206\u949f\u3002\u6bd4\u5982<\/p>\n\n\n\n<p>Commit confirm 2<\/p>\n\n\n\n<p>\u8fd9\u6761\u4ee3\u7801\u7684\u610f\u601d\u662f\uff0c\u5c06\u5f53\u524d\u7684\u4fee\u6539\u914d\u7f6e commit, \u4e24\u5206\u949f\u4e4b\u540e\u81ea\u52a8\u56de\u6eda\u5230\u4fee\u6539\u524d\u7684\u7248\u672c\u3002\u5728\u8fd9\u4e24\u5206\u949f\u5185\uff0c\u5de5\u7a0b\u5e08\u53d1\u73b0\u8fdc\u7a0b SSH \u8f6f\u4ef6\u4e0e\u8def\u7531\u5668\u7684\u8fdc\u7a0b SSH \u8fde\u63a5\u4f9d\u7136\u6ca1\u6709\u65ad\uff0c\u90a3\u4e48\u5c31\u8ba4\u4e3a\u5f53\u524d\u7684\u4fee\u6539\u6ca1\u6709\u95ee\u9898\uff0c\u4e8e\u662f\u518d\u6b21\u4f7f\u7528 commit \u547d\u4ee4\u786e\u8ba4\u5f53\u524d\u4fee\u6539\uff0c\u90a3\u4e48\u4fee\u6539\u7684\u914d\u7f6e\u5c31\u771f\u6b63\u7684\u751f\u6548\u4e86\u3002<\/p>\n\n\n\n<p>\u76f8\u53cd\uff0c\u5982\u679c\u5de5\u7a0b\u5e08\u6572\u5b8c\u547d\u4ee4\u7acb\u9a6c\u81ea\u5df1\u7684\u8fdc\u7a0b\u8f6f\u4ef6 SSH \u65ad\u4e86\uff0c\u8bf4\u660e\u5f53\u524d\u7684\u4fee\u6539\u8ba9\u8def\u7531\u5668\u4e0e Internet \u5931\u53bb\u4e86\u8054\u7cfb\uff0c\u8def\u7531\u51fa\u95ee\u9898\u4e86\u3002\u597d\u5728\u8fd9\u79cd\u5f71\u54cd\u53ea\u4f1a\u5f71\u54cd 2 \u5206\u949f\uff0c2 \u5206\u949f\u4e4b\u540e\u81ea\u52a8\u56de\u6eda\u5230\u4fee\u6539\u524d\u7684\u7248\u672c\uff0c\u5de5\u7a0b\u5e08\u4f9d\u7136\u53ef\u4ee5\u518d\u6b21\u8054\u7cfb\u5230\u8def\u7531\u5668\uff0c\u68c0\u67e5\u81ea\u5df1\u7684\u914d\u7f6e\u54ea\u91cc\u51fa\u4e86\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u5f88\u663e\u7136\uff0c\u5728\u8fd9\u4e24\u5206\u949f\u5185 facebook \u5de5\u7a0b\u5e08\u6ca1\u6709\u5c1d\u8bd5\u53bb Ping \u4e00\u4e0b Facebook \u5185\u90e8\u6743\u5a01\u57df\u540d\u670d\u52a1\u5668\u3002\u5426\u5219\u4ed6\u4eec\u4e00\u5b9a\u4e0d\u4f1a commit \u8fd9\u6b21\u53d8\u66f4\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u7b80\u5316\u64cd\u4f5c\uff0c\u5de5\u7a0b\u5e08\u5728\u7b49\u5f85 confirm \u7684\u65f6\u95f4\u5185\uff0c\u53ef\u4ee5\u4f7f\u7528\u81ea\u52a8\u5316\u7684\u811a\u672c\uff0c\u5c06\u516c\u53f8\u5185\u90e8\u6700\u5173\u952e\u7684\u670d\u52a1\u5668 Ping \u4e00\u904d\uff0c\u5176\u4e2d\u5305\u62ec\u57df\u540d\u670d\u52a1\u5668\u3001\u57df\u63a7\u5236\u5668\u3001\u65f6\u95f4\u670d\u52a1\u5668\u7b49\u7b49\uff0c\u786e\u4fdd\u5b83\u4eec\u5168\u90e8\u6ca1\u6709\u95ee\u9898\u518d commit \u914d\u7f6e\u7248\u672c\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4eceCloudflare\u7684\u535a\u5ba2\u4e2d\u4e5f\u80fd\u770b\u5230\uff0c\u95ee\u9898\u7684\u539f\u56e0\u4e5f\u786e\u5b9e\u51fa\u5728\u4e86BGP\u6307\u4ee4\u65b9\u9762\uff0c\u4e0d\u8fc7\u6211\u4eec\u8981\u95ee\u7684\u662f\u4e3a\u4ec0\u4e48\u8fd9\u6837\u4e00\u6761\u5c0f\u5c0f\u7684\u6307\u4ee4\u4f1a\u9020\u6210\u5982\u6b64\u4e4b\u5927\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>route-views&gt;show ip bgp 185.89.218.0\/23<\/p>\n\n\n\n<p>% Network not in table<\/p>\n\n\n\n<p>route-views&gt;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"362\" height=\"133\" src=\"http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-3.png\" alt=\"\" class=\"wp-image-937\" srcset=\"http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-3.png 362w, http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-3-300x110.png 300w\" sizes=\"(max-width: 362px) 100vw, 362px\" \/><\/figure>\n\n\n\n<p><br>\u4e0a\u4e00\u6b21Facebook\u7684\u5168\u9762\u4e2d\u65ad\u4e8b\u4ef6\u8fd8\u8981\u8ffd\u6eaf\u52307\u5e74\u76842014\u5e746\u6708\u5f53\u65f6Facebook\u5728APP\u66f4\u65b0\u7248\u672c\u65f6\u51fa\u73b0\u4e86\u4e00\u4e9b\u95ee\u9898\uff0c\u968f\u540e\u5c31\u6709\u4e00\u4e9b\u7528\u6237\u5f00\u59cb\u65e0\u6cd5\u767b\u9646Facebook\uff0c\u4e0d\u8fc7Facebook\u65b9\u9762\u5f88\u5feb\u5c31\u627e\u5230\u4e86\u95ee\u9898\u6240\u5728\u5e76\u8fdb\u884c\u4e86\u4fee\u590d\uff0c\u5e76\u5728\u534a\u5c0f\u65f6\u4e4b\u5185\u5c31\u8ba9\u670d\u52a1100%\u6062\u590d\u4e86\u6b63\u5e38\u3002<\/p>\n\n\n\n<p>\u8fd9\u6b21\u53f2\u8bd7\u7ea7\u6545\u969c\u4e5f\u4e0d\u662f\u8106\u5f31\u7684BGP\u534f\u8bae\u7b2c\u4e00\u6b21\u51fa\u73b0\u95ee\u9898\uff0c\u5c31\u57282020\u5e741\u670823\u65e5\uff0c\u6240\u6709\u540e\u7f00\u4e3a.net\u7684\u57df\u540d\u4e5f\u51fa\u73b0\u65e0\u6cd5\u89e3\u6790\u7684\u60c5\u51b5\uff0c\u7ecfDNS\u9876\u7ea7\u6839\u670d\u52a1\u8fd0\u8425\u5546ISC\u8c03\u67e5\uff0c\u53d1\u73b0.net\u57df\u540d\u7f3a\u5931\u4e86\u5173\u952e\u7684A\u8bb0\u5f55\u548cAAAA\u8bb0\u5f55\uff0c\u6240\u6709.net\u540e\u7f00\u7684\u4e92\u8054\u7f51\u5730\u5740\u4eceISC\u7684F\u6839\u670d\u52a1\u5668\u5168\u90e8\u6d88\u5931\u4e86\uff0c\u63a5\u4e0b\u6765\u7f8e\u56fd\u5b87\u822a\u5c40\uff08NASA\uff09\u8fd0\u8425\u7684E\u6839\u670d\u52a1\u5668\u4e5f\u9047\u5230\u4e86\u7c7b\u4f3c\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u90a3\u6b21\u6545\u969c\u4e2dISC\u5b9a\u4f4d\u95ee\u9898\u7684\u65f6\u95f4\u4e5f\u5f88\u5feb\uff0c\u57285\u5206\u949f\u5185\u5c31\u8fc5\u901f\u5c06\u95ee\u9898\u5b9a\u4f4d\u5728\u4ed6\u4eec\u4e0eCloudflare\u5408\u4f5c\u8fd0\u8425\u7684\u8282\u70b9\u4e0a\uff0c\u540e\u6765Cloudflare\u5f88\u5feb\u67e5\u660e\u539f\u56e0\u662f\u7531\u4e8e\u4ed6\u4eec\u521a\u521a\u53d1\u5e03\u7684\u53d8\u66f4\u4ee3\u7801\u6240\u9020\u6210\u7684\u95ee\u9898\u3002\u4f46\u6700\u7ec8\u95ee\u9898\u7684\u89e3\u51b3\u4e5f\u82b1\u4e86\u8fd1\u4e24\u4e2a\u5c0f\u65f6\u7684\u65f6\u95f4\uff0c\u56e0\u4e3a\u64a4\u56de\u5bfc\u81f4\u8be5\u95ee\u9898\u7684BGP\u901a\u544a\uff0c\u51fa\u4e4e\u610f\u6599\u7684\u957f\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u5bf9\u6bd4\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u672c\u6b21Facebook\u7684\u6545\u969c\u65e0\u8bba\u662f\u4ece\u5f71\u54cd\u7a0b\u5ea6\uff0c\u8fd8\u662f\u6545\u969c\u65f6\u95f4\u4e0a\u8bb2\u90fd\u582a\u79f0\u662f\u8d1f\u9762\u6559\u6750\u7684\u5178\u578b\uff0c\u800c\u5386\u53f2\u4e00\u518d\u544a\u8bc9\u6211\u4eec\uff0c\u53ea\u8981\u80fd\u4ece\u5386\u53f2\u7ecf\u9a8c\u4e2d\u603b\u7ed3\u4e00\u70b9\u6559\u8bad\u5c31\u80fd\u907f\u514d\u60b2\u5267\u7684\u53d1\u751f\uff0c\u56e0\u6b64\u590d\u76d8\u8fd9\u6b21\u53f2\u8bd7\u7ea7\u7684\u6545\u969c\uff0c\u5bf9\u4e8e\u6211\u4eec\u6765\u8bf4\u80af\u5b9a\u4e5f\u4f1a\u662f\u5927\u6709\u88e8\u76ca\u3002<\/p>\n\n\n\n<p>BGP\u534f\u8bae\u7b80\u4ecb<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"530\" height=\"248\" src=\"http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-4.png\" alt=\"\" class=\"wp-image-938\" srcset=\"http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-4.png 530w, http:\/\/viplao.com\/wp-content\/uploads\/2022\/10\/image-4-300x140.png 300w\" sizes=\"(max-width: 530px) 100vw, 530px\" \/><\/figure>\n\n\n\n<p><br>\u200b<\/p>\n\n\n\n<p>BGP\u8fb9\u754c\u7f51\u5173\u534f\u8bae\u662fEGP\u5916\u90e8\u7f51\u5173\u534f\u8bae\u7684\u4e00\u79cd\uff0c \u987e\u540d\u601d\u4e49BGP\u5904\u7406\u5916\u90e8\u7f51\u7edc\u533a\u57df\u7684\u4e4b\u95f4\u8def\u7531\u4fe1\u606f\u7684\u534f\u8bae\uff0c\u5176\u4e3b\u8981\u529f\u80fd\u662f\u4e0e\u5176\u4ed6\u7f51\u7edc\u81ea\u6cbb\u533a\u7684BGP\u534f\u8bae\u7cfb\u7edf\u4ea4\u6362\u7f51\u7edc\u8def\u7531\u4fe1\u606f\u3002\u6211\u4eec\u770b\u5230EGP\u76f8\u5bf9\u7684IGP\u5185\u90e8\u7f51\u5173\u534f\u8bae\uff0c\u62e5\u6709\u4f17\u591a\u50a8\u5982RIP\u3001OSPF\u3001IS-IS\u3001IGRP\u3001EIGRP\u7684\u534f\u8bae\u65cf\u5b9e\u73b0\u4e0d\u540c\u3002EGP\u5bb6\u65cf\u5f53\u4e2d\u51e0\u4e4e\u53ea\u6709BGP\u8fd9\u4e00\u6839\u72ec\u82d7\u662f\u53ef\u7528\u7684,BGP\u51e0\u4e4e\u662f\u552f\u4e00\u4e00\u4e2a\u80fd\u591f\u5904\u7406\u72ec\u7acb\u8def\u7531\u57df\u95f4\u7684\u591a\u8def\u8fde\u63a5\u7684\u534f\u8bae\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u4e3e\u4e2a\u4f8b\u5b50\u6765\u8bf4\u660e\u4e00\u4e0b\u8fd9\u4e2aBGP\u534f\u8bae\uff0c\u6bd4\u5982\u4e92\u8054\u7f51\u4e0a\u67097\u4e2a\u72ec\u7acb\u7684\u7f51\u7edc\u81ea\u6cbb\u533a\u57dfAS (Autonomous System)\uff0c\u4ed6\u4eec\u5206\u522b\u662fAS1-AS7,\u8fd97\u4e2aAS\u4e4b\u95f4\u76f8\u4e92\u7684\u7269\u7406\u8fde\u63a5\u60c5\u51b5\u7528\u6a59\u8272\u7ebf\u6bb5\u8868\u793a\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\u90a3\u4e48\u5982\u679cAS1\u533a\u57df\u5185\u7684\u8bbe\u5907\u60f3\u8981\u4e0eAS7\u533a\u57df\u5185\u7684\u8bbe\u5907\u4ea7\u751f\u8fde\u63a5\uff0c\u90a3\u4e48\u5177\u4f53\u7684\u8def\u7531\u8def\u5f84\u5e94\u8be5\u9009\u62e9AS1-AS4-AS5-AS6-AS7\u7684\u84dd\u8272\u8def\u5f84\uff0c\u8fd8\u662f\u9009\u62e9AS1-AS2-AS35-AS6-AS7\u7684\u7ea2\u8272\u8def\u5f84\u5c31\u662fBGP\u534f\u8bae\u8981\u89e3\u51b3\u7684\u6838\u5fc3\u95ee\u9898\uff0c\u5176\u5b9eBGP\u4e4b\u7c7b\u7684\u8def\u7531\u534f\u8bae\u4ece\u5b8f\u89c2\u5c42\u9762\u6765\u770b\u90fd\u6709\u70b9\u50cf\u65c5\u6e38\u89c4\u5212\uff0c\u4e5f\u5c31\u662f\u53ef\u4ee5\u628a\u95ee\u9898\u8f6c\u5316\u4e3a\u4eceAS1\u5230AS7\u7684\u9053\u8def\u4e2d\u54ea\u6761\u9053\u8def\u6700\u5feb\u3002BGP\u534f\u8bae\u901a\u8fc7\u4e00\u7cfb\u5217\u7684\u62a5\u6587\uff0cInternet\u53d1\u5e03\u5176\u524d\u7f00\u8def\u7531\u4fe1\u606f\uff0c\u5e76\u7ef4\u62a4\u4e00\u4e2a\u6709\u9650\u72b6\u6001\u673a\uff0c\u5e76\u4ee5\u6b64\u6765\u5b8c\u6210\u8def\u7531\u7b56\u7565\u7684\u6536\u655b\uff0c\u4f46\u5982\u679c\u53d1\u5e03\u4e86\u9519\u8bef\u7684\u901a\u544a\u4fe1\u606f\uff0c\u90a3\u4e48\u5c31\u6ca1\u6709\u4eba\u80fd\u591f\u77e5\u9053\u5982\u4f55\u8fde\u63a5\u8fd9\u4e2a\u9519\u8bef\u533a\u57df\u4e86\u3002\u5f53\u7136\u672c\u6587\u4e0d\u662f\u8981\u4ecb\u7ecdBGP\u534f\u8bae\uff0c\u8fd9\u91cc\u5404\u4f4d\u8bfb\u8005\u5bf9\u4e8eBGP\u7684\u6709\u5173\u6982\u5ff5\u6027\u6709\u6240\u8ba4\u8bc6\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n\n\n\n<p>\u4e8b\u4ef6\u5904\u7406\u6545\u969c\u590d\u76d8<br>\u6b63\u5982Facebook\u516c\u544a\u6240\u8bf4\uff0c\u4e8b\u6545\u7684\u4e00\u5f00\u59cb\uff0cFacebook\u5df2\u7ecf\u505c\u4ed6\u4eecDNS\u524d\u7f00\u8def\u7531\u7684BGP\u901a\u544a\u4e5f\u5c31\u662f\u8bf4Facebook\u7684DNS\u65e0\u6cd5\u8bbf\u95ee\uff0c\u4e5f\u5c31\u662f\u8bf4\u4e00\u6761\u9519\u8bef\u7684\u6307\u4ee4\u8ba9Facebook\u6574\u4f53\u4e0b\u7ebf\u4e86\u3002<\/p>\n\n\n\n<p>route-views&gt;show ip bgp 129.134.30.0\/23<\/p>\n\n\n\n<p>% Network not in table<\/p>\n\n\n\n<p>route-views><\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u5b8c\u6574\u7684\u6574\u4e2a\u4e8b\u4ef6\u7684\u524d\u56e0\u540e\u679c\uff1a<\/p>\n\n\n\n<p>Facebook \u7f51\u7edc\u5de5\u7a0b\u5e08\uff0c\u66f4\u65b0 BGP \u8def\u7531\u914d\u7f6e\u65f6\uff0c\u5c06 185.89.218.0\/23 \u548c 129.134.30.0\/23 \u8fd9\u4e24\u6761\u8def\u7531\u8fc7\u6ee4\u6389\u4e86\uff0c\u8fd9\u4e24\u6761\u8def\u7531\u5206\u522b\u5305\u542b 512 \u4e2a IP \u5730\u5740\uff0c\u4e00\u5171 1024 \u4e2a IP \u5730\u5740\uff0c\u5176\u4e2d\uff1a<\/p>\n\n\n\n<p>185.89.218.0\/23 \u4ee3\u8868 IP \u5730\u5740\u4ece 185.89.218.0 \u5f00\u59cb\u5230 185.89.219.255 \u7ed3\u5c3e\u7684 512 \u4e2a\u5730\u5740\u3002<\/p>\n\n\n\n<p>129.134.30.0\/23 \u4ee3\u8868 IP \u5730\u5740\u4ece 129.134.30.0 \u5f00\u59cb\u5230 129.134.31.255 \u7ed3\u5c3e\u7684 512 \u4e2a\u5730\u5740\u3002<\/p>\n\n\n\n<p>\u610f\u5473\u7740 Internet 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FlowSpec\u6709\u5173\uff0c\u4f46\u662f\u4e00\u4e2a\u503c\u5f97\u53cd\u601d\u7684\u95ee\u9898\u662f\u8fc7\u53bb\u51e0\u4e2a\u5c0f\u65f6\u9759\u6084\u6084\u7684\u6ca1\u6709\u4efb\u4f55\u8def\u7531\u5668\u7684\u66f4\u65b0\u53d1\u51fa\uff0c\u6709\u4f20\u8a00\u79f0\u662f<code>DNS<\/code>\u6302\u4e86\u5bfc\u81f4\u95e8\u7981\u7cfb\u7edf\u6302\u4e86\uff0c\u4ece\u800c\u65e0\u6cd5\u8fdb\u5165\u673a\u623f\u6062\u590d\u6570\u636e\u3002<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/viplao.com\/index.php\/2022\/10\/15\/2021-10-07-%e4%b8%80%e8%a1%8c%e5%b0%8f%e9%94%99%e4%b8%ba%e4%bd%95%e4%ba%a7%e7%94%9f%e5%b7%a8%e5%a4%a7%e7%a0%b4%e5%9d%8f-facebook%e5%8f%b2%e8%af%97%e7%ba%a7%e6%95%85%e9%9a%9c%e5%a4%a7%e5%8f%8d%e6%80%9d\/#%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D1_BGP\" title=\"\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.1 BGP\">\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.1 BGP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/viplao.com\/index.php\/2022\/10\/15\/2021-10-07-%e4%b8%80%e8%a1%8c%e5%b0%8f%e9%94%99%e4%b8%ba%e4%bd%95%e4%ba%a7%e7%94%9f%e5%b7%a8%e5%a4%a7%e7%a0%b4%e5%9d%8f-facebook%e5%8f%b2%e8%af%97%e7%ba%a7%e6%95%85%e9%9a%9c%e5%a4%a7%e5%8f%8d%e6%80%9d\/#%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D2_%E4%BA%92%E8%81%94\" title=\"\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.2 \u4e92\u8054\">\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.2 \u4e92\u8054<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/viplao.com\/index.php\/2022\/10\/15\/2021-10-07-%e4%b8%80%e8%a1%8c%e5%b0%8f%e9%94%99%e4%b8%ba%e4%bd%95%e4%ba%a7%e7%94%9f%e5%b7%a8%e5%a4%a7%e7%a0%b4%e5%9d%8f-facebook%e5%8f%b2%e8%af%97%e7%ba%a7%e6%95%85%e9%9a%9c%e5%a4%a7%e5%8f%8d%e6%80%9d\/#%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D3_DNS\" title=\"\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.3 DNS\">\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.3 DNS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/viplao.com\/index.php\/2022\/10\/15\/2021-10-07-%e4%b8%80%e8%a1%8c%e5%b0%8f%e9%94%99%e4%b8%ba%e4%bd%95%e4%ba%a7%e7%94%9f%e5%b7%a8%e5%a4%a7%e7%a0%b4%e5%9d%8f-facebook%e5%8f%b2%e8%af%97%e7%ba%a7%e6%95%85%e9%9a%9c%e5%a4%a7%e5%8f%8d%e6%80%9d\/#%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D4_%E7%9B%91%E6%8E%A7\" title=\"\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.4 \u76d1\u63a7\">\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.4 \u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/viplao.com\/index.php\/2022\/10\/15\/2021-10-07-%e4%b8%80%e8%a1%8c%e5%b0%8f%e9%94%99%e4%b8%ba%e4%bd%95%e4%ba%a7%e7%94%9f%e5%b7%a8%e5%a4%a7%e7%a0%b4%e5%9d%8f-facebook%e5%8f%b2%e8%af%97%e7%ba%a7%e6%95%85%e9%9a%9c%e5%a4%a7%e5%8f%8d%e6%80%9d\/#%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D5_%E6%BF%80%E5%8A%B1\" title=\"\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.5 \u6fc0\u52b1\">\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.5 \u6fc0\u52b1<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D1_BGP\"><\/span><a><\/a>\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.1 BGP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5173\u4e8eBGP\u5e26\u6765\u7684\u91cd\u5927\u4e8b\u6545\u5df2\u7ecf\u4e0d\u6b62\u4e00\u6b21\u53d1\u751f\u4e86\uff0cBGP\u4f5c\u4e3a\u6574\u4e2a\u4e92\u8054\u7f51\u7684\u57fa\u77f3\uff0c\u5176\u534f\u8bae\u7528\u4e8630\u5e74\u4e86\uff0cBGP\u534f\u8bae\u6e90\u4e8e1989\u5e741\u6708\u7b2c12\u6b21IETF\u4f1a\u8bae, \u7531Len Bosack, Kirk Lougheed \u548cYakov Rekhter\u63d0\u51fa\u5b9e\u73b0\u4e00\u79cd\u6240\u8c13\u7684\u8fb9\u754c\u7f51\u5173\u534f\u8bae(Board Gateway Protocol&#8221;, \u5176\u540e\u5728\u4e09\u5f20\u9910\u5dfe\u7eb8\u4e0a\u5b8c\u6210\u4e86BGP\u8bbe\u8ba1\u7684\u8349\u7a3f. \u7136\u540e\u5728\u4f1a\u8bae\u7ed3\u675f\u540e\u7684\u4e0d\u5230\u4e00\u4e2a\u6708\u7684\u65f6\u95f4, \u4ed6\u4eec\u63d0\u51fa\u4e86\u4e24\u4e2aBGP\u7684\u5b9e\u73b0\u65b9\u6848, \u5e76\u57281989\u5e746\u6708\u53d1\u5e03\u4e86RFC1105.<\/p>\n\n\n\n<p>\u534f\u8bae\u8bbe\u8ba1\u4e4b\u521d\u7684\u60f3\u6cd5\u6bd4\u8f83\u7b80\u5355,&nbsp;<code>\u7b2c\u4e00\u4e2a\u60f3\u6cd5<\/code>\u5728\u8def\u7531\u4fe1\u606f\u4e2d\u5305\u542b\u76f8\u5173\u7684\u8def\u5f84\u5c5e\u6027, \u5e76\u4e14\u4f7f\u7528\u5b83\u6765\u63d0\u4f9b\u65e0\u73af\u8def\u7684\u8def\u7531.&nbsp;<code>\u7b2c\u4e8c\u4e2a\u60f3\u6cd5<\/code>\u662f\u91c7\u7528\u589e\u91cf\u66f4\u65b0\u6765\u5c3d\u91cf\u51cf\u5c11\u8def\u7531\u4fe1\u606f\u5728\u4e24\u4e2a\u8def\u7531\u5668\u4e4b\u95f4\u7684\u4ea4\u4e92.&nbsp;<code>\u7b2c\u4e09\u4e2a\u60f3\u6cd5<\/code>\u5219\u662f\u901a\u8fc7TCP\u6765\u4fdd\u8bc1\u53ef\u9760\u4f20\u8f93.&nbsp;<code>\u6700\u540e\u4e00\u4e2a\u60f3\u6cd5<\/code>\u5219\u662f\u4f7f\u7528TLV\u7684\u65b9\u5f0f\u6765\u5b9a\u4e49\u6570\u636e\u7ed3\u6784, \u8fd9\u6837\u4f7f\u5f97\u534f\u8bae\u62e5\u6709\u4e86\u5f88\u597d\u7684\u6269\u5c55\u6027.<\/p>\n\n\n\n<p>\u4f46\u662f30\u5e74\u540e\uff0c\u5176\u4e3b\u8981\u7684\u95ee\u9898\u662f\u5176\u901a\u4fe1\u548c\u8ba1\u7b97\u673a\u5236\u5df2\u7ecf\u4e0d\u80fd\u6ee1\u8db3\u5927\u91cf\u8def\u7531(\u63a5\u8fd11M\u524d\u7f00)\u7684\u9700\u6c42\u4e86\u3002TCP\u5e26\u6765\u7684Head Of line Blocking\u5bfc\u81f4\u4e86BGP\u901a\u4fe1\u8fc7\u7a0b\u4e2d\u6536\u655b\u7f13\u6162\u30024Byte-ASN\u548cIPv4\u5730\u5740\u4ea4\u6613\u5e26\u4e86\u8def\u7531\u524d\u7f00\u5927\u91cf\u66f4\u65b0\u3002\u6570\u636e\u4e2d\u5fc3\u5185\u9488\u5bf9BGP-EVPN\u7684\u6269\u5c55\u548c\u4f7f\u7528BGP FlowSpec\u4f7f\u5f97\u534f\u8bae\u6808\u8d8a\u6765\u8d8a\u590d\u6742\u3002\u4e92\u8054\u7f51\u4e0a\u5404\u79cd\u9b54\u6539\u7684\u5f00\u6e90BGP(FRR-OpenBGP\/GoBGP)\u4f7f\u5f97\u534f\u8bae\u4e92\u901a\u65f6\u51fa\u73b0Bug\u7684\u51e0\u7387\u6025\u5267\u4e0a\u5347\u3002\u5f53\u7136\u6700\u4e25\u91cd\u7684\u95ee\u9898\u662f\uff1a<code>BGP\u72b6\u6001\u673a\u548cTCP\u7684\u8026\u5408<\/code>\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/331338f6cc0c19620ddb84e8a0f4111c.png\" alt=\"331338f6cc0c19620ddb84e8a0f4111c.png\"\/><\/figure>\n\n\n\n<p>\u5176\u5b9e\u65e9\u572810\u591a\u5e74\u524d\u6211\u5c31\u770b\u5230\u4e86\u8fd9\u4e2a\u95ee\u9898\uff0c\u7b80\u5355\u7684\u4fee\u590d\u65b9\u5f0f\u662f\u4f7f\u7528MultiThread\u6784\u5efa\u591a\u4e2aBGP Peering\u7684\u4f1a\u8bdd\u6765\u53d1\u9001\u4e0d\u540c\u7684Address-Family\u4fe1\u606f\uff0c\u53e6\u4e00\u79cd\u662f\u9488\u5bf9\u8def\u5f84\u4e0a\u7684\u4e00\u4e9b\u95ee\u9898\uff0c\u4f7f\u7528MultiHoming\u548cMultiStreaming\u7684\u65b9\u5f0f\uff0c\u4e5f\u5c31\u662f\u4f7f\u7528BGP Over SCTP\u7684\u5904\u7406\u65b9\u5f0f\uff0c\u5e76\u4e14\u572810\u591a\u5e74\u524d\u5c31\u5199\u4e86\u76f8\u5e94\u7684RFC-Draft<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/db0c6b96047d96007a42ed25f7bc34d5.png\" alt=\"db0c6b96047d96007a42ed25f7bc34d5.png\"\/><\/figure>\n\n\n\n<p>\u4f46\u662f\u6700\u7ec8\u56e0\u4e3a\u5f53\u65f6BGP\u5e76\u672a\u627f\u8f7d\u5982\u6b64\u5927\u7684\u6d41\u91cf\u4ee5\u53caSCTP\u534f\u8bae\u6808\u672c\u8eab\u7684\u5931\u8d25\uff0c\u6240\u4ee5\u6401\u7f6e\u4e86.<\/p>\n\n\n\n<p>BGP\u53e6\u4e00\u4e2a\u95ee\u9898\u662f\u5176<code>\u4f4e\u6548\u7684\u4e00\u81f4\u6027\u6536\u655b\u7b97\u6cd5<\/code>\u3002BGP\u534f\u8bae\u8bbe\u8ba1\u65f6\u8fd8\u662f\u521a\u5230486\u7684\u5e74\u4ee3\uff0c\u81ea\u7136\u6709\u4e00\u4e9b\u81ea\u8eab\u7684\u9650\u5236\u548c\u5bb9\u91cf\u7684\u53d6\u820d,eBGP\u9632\u73af\u53ef\u4ee5\u901a\u8fc7AS_PATH\uff0c\u800ciBGP\u4e0d\u540c\uff0c\u56e0\u4e3a\u51fa\u4e8e\u9632\u73af\u7684\u8003\u8651\uff0ciBGP\u6536\u5230\u66f4\u65b0\u540e\u4e0d\u80fd\u5c06\u5176\u4f20\u7ed9\u5176\u5b83iBGP\u5bf9\u7b49\u4f53\uff0c\u56e0\u6b64\u5fc5\u987b\u8981\u5c06AS\u5185\u90e8\u7684\u8def\u7531\u5668\u8fdb\u884ciBGP Fullmesh\u8fde\u63a5\u3002\u4e8b\u5b9e\u4e0a, \u5bf9\u4e8e\u4e00\u4e2a\u5927\u578b\u7684\u8fd0\u8425\u5546\u5176\u5185\u90e8\u53ef\u80fd\u6709\u6570\u4ee5\u767e\u8ba1\u7684BGP\u8def\u7531\u5668\u5e76\u9700\u8981\u5168\u4e92\u8054\u5f62\u6210iBGP\u5bf9\u7b49\u4f53. \u8fd9\u6837\u7684\u90e8\u7f72\u65b9\u5f0f\u5bf9\u4e8e\u8fd0\u8425\u5546\u6765\u8bf4\u662f\u4e0d\u5207\u5b9e\u9645\u5e76\u4e0d\u88ab\u63a5\u53d7\u7684. \u56e0\u6b64Tony Bates\u548cRavi Chandra\u57281996\u5e746\u6708\u63d0 \u51fa\u4e86RFC1966: Route Reflector \u4f5c\u4e3a\u4e00\u79cd\u907f\u514diBGP Fullmesh\u7684\u5907\u9009\u65b9\u6848\u3002\u800c\u63d0\u51faBGP-RR\u7684<code>Ravi Chandra<\/code>\u5c31\u662f\u652f\u6301\u6211\u641eML\u5728\u7f51\u8ba1\u7b97\u7684\u5927\u4f6c:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/4efcb42845bae114be5bce82a053aea0.png\" alt=\"4efcb42845bae114be5bce82a053aea0.png\"\/><\/figure>\n\n\n\n<p>\u73b0\u5728\u8bf4\u5927\u7237\u7684BGP-RR\u6709\u95ee\u9898\uff0c\u597d\u50cf\u6709\u70b9\u5c34\u5c2c\u3002\u4f46\u662f\u4e8b\u5b9e\u5982\u6b64\uff0c\u6bd5\u7adf\u56fd\u5185\u597d\u591a\u8fd0\u8425\u5546\u8fd8\u4e13\u95e8\u62ff\u6211\u4eec\u505a\u7684\u67d0\u6b3e\u8def\u7531\u5668\u6765\u505a\u6574\u4e2a\u9aa8\u5e72\u7f51\u7684RR\uff0c\u6240\u4ee5\u91cc\u9762\u5927\u5927\u5c0f\u5c0f\u7684\u95ee\u9898\u6211\u90fd\u6e05\u695a\uff0c\u8c03TCP-Stack\uff0c\u4f18\u5316QoS\u8fd9\u4e9b\u90fd\u5e72\u8fc7&#8230;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><code>\u7ed3\u8bba<\/code>: \u5176\u5b9e\u4e0d\u5149\u6211\u8bf4\u7684\uff0c\u4ee5\u524d\u963f\u91cc\u7684\u4f9d\u7fa4\u603b\u4e5f\u8bb2\u8fc7BGP\u8fd9\u6837\u7684\u534f\u8bae\u53d1\u5c55\u4e8620\u300130\u5e74\u4e86\u4e5f\u6025\u9700\u505a\u4e00\u4e9b\u53d8\u9769\u4e86\u3002\u800c\u8fd9\u4e9b\u53d8\u9769\u5c31\u5728\u5206\u5e03\u5f0f\u4e00\u81f4\u6027\u4e0a\uff0c\u4e5f\u5c31\u662f\u6211\u4e3a\u4ec0\u4e48\u5efa\u8bae\u5728\u57df\u5185\u4f7f\u7528ETCD\u4ee3\u66ffBGP\u8def\u7531\u5e76\u6784\u5efaRuta\u63a7\u5236\u5e73\u9762<sup>[3]<\/sup>\u7684\u6839\u672c\u539f\u56e0\u3002<img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/1b8b74ed7bf64535b15d2c7952be368f.png\" alt=\"1b8b74ed7bf64535b15d2c7952be368f.png\"><\/p>\n\n\n\n<p>\u5728\u57df\u5185\u5c06iBGP\u7684\u4e00\u81f4\u6027\u8f6c\u6362\u4e3a\u5206\u5e03\u5f0fK-V\u6570\u636e\u5e93\u540c\u6b65\u7684\u5904\u7406\u65b9\u5f0f.<\/p>\n\n\n\n<p>\u53e6\u4e00\u65b9\u9762\u4f60\u4eec\u53ef\u4ee5\u770b\u5230NSDI&#8217;21\u4e0aGoogle\u53d1\u5e03\u7684Orion<sup>[4]<\/sup><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/ce72f837d40877ce49b90d71e7878f81.png\" alt=\"ce72f837d40877ce49b90d71e7878f81.png\">Google\u4fbf\u662f\u4f7f\u7528\u5176\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u6765\u4fdd\u5b58\u8def\u5f84\u4fe1\u606f\u548c\u57df\u5185\u7684\u4e00\u81f4\u6027\u3002\u800cRuta\u540c\u6837\u5982\u6b64\uff0c\u91c7\u7528ETCD\u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u5173\u4e8e\u63a7\u5236\u9762\u534f\u8bae\u8bbe\u8ba1\uff0c\u53bb\u770b\u4eca\u5e74\u65e9\u4e9b\u65f6\u5019\u5199\u7684\u4e00\u6587\u5427<\/p>\n\n\n\n<p><a href=\"https:\/\/blog.csdn.net\/yadong_zhao\/article\/details\/51151426\">\u5305\u5904\u7406\u7684\u827a\u672f(2)-\u63a7\u5236\u9762\u534f\u8bae\u8bbe\u8ba1<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D2_%E4%BA%92%E8%81%94\"><\/span><a><\/a>\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.2 \u4e92\u8054<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5f53\u7136BGP\u7684\u5931\u6548\u6709\u53ef\u80fd\u662f\u4e2d\u95f4\u67d0\u4e2a\u8fd0\u8425\u5546\u7684\u9519\u8bef\u914d\u7f6e\u5bfc\u81f4\u7684\uff0c\u867d\u7136\u8fd9\u6b21FB\u7684\u6545\u969c\u662fFB\u81ea\u8eab\uff0c\u4f46\u662f\u4e0b\u6b21\u6709\u54ea\u4e2a\u8fd0\u8425\u5546\u53d1\u5e03\u9519\u4e86\u52ab\u6301\u4e86Facebook DNS\u5730\u5740\u5462\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/8afc605e4a2336a993a29f19e79a081b.png\" alt=\"8afc605e4a2336a993a29f19e79a081b.png\"\/><\/figure>\n\n\n\n<p>\u7136\u540e\u7531\u4e8e\u516c\u6709\u4e91\u548c\u5f88\u591a\u4f20\u7edf\u8fd0\u8425\u5546\u90fd\u6709Peering\uff0c\u53ef\u4ee5\u8ba9\u672c\u5730\u7f51\u7edc\u53ef\u4ee5\u5c3d\u5feb\u7684\u63a5\u5230\u4e91\u4e0a\uff0c\u8fd9\u6837\u5c31\u89c4\u907f\u4e86\u4f20\u7edf\u7684Internet\u8def\u7531\u4f7f\u7528BGP\u8de8\u8d8a\u591a\u4e2a\u8fd0\u8425\u5546\u7684\u7f3a\u9677\uff0c\u5728\u4e0d\u6539\u53d8Internet\u67b6\u6784\u7684\u540c\u65f6\uff0c\u6784\u5efa\u4e86\u4e00\u4e2aOverlay\u5c06\u90e8\u5206\u4e91\u8282\u70b9\u6784\u6210\u4e86Transit-AS<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%85%B3%E4%BA%8E%E6%95%85%E9%9A%9C%E7%9A%84%E5%8F%8D%E6%80%9D3_DNS\"><\/span><a><\/a>\u5173\u4e8e\u6545\u969c\u7684\u53cd\u601d.3 DNS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>DNS\u5176\u5b9e\u67d0\u79cd\u610f\u4e49\u4e0a\u6765\u770b\u4e5f\u662f\u4e00\u79cd\u57fa\u4e8e\u57df\u540d\u7684\u8def\u7531\u534f\u8bae\uff0c\u8fd9\u4e5f\u662f\u6211\u524d\u51e0\u4e2a\u6708\u8981\u81ea\u5df1\u5f00\u53d1\u4e00\u4e2a\u5f00\u6e90\u9879\u76ee<code>ZaDNS<\/code>\u7684\u539f\u56e0\uff0c\u4f20\u7edf\u7684\u4e3b\u673a\u53ea\u80fd\u9009\u62e9\u4e00\u4e3b\u4e00\u5907\u4e24\u4e2aDNS\u670d\u52a1\u5668\uff0c\u7136\u540e\u901a\u5e38\u6211\u4eec\u53c8\u56e0\u4e3a\u5f88\u591a\u573a\u666f\u9700\u8981\u57fa\u4e8e\u4e0d\u540c\u7684Domain\u67e5\u8be2\u4e0d\u540c\u7684DNS\u670d\u52a1\u5668\uff0c\u56e0\u6b64\u6709\u4e86\u57fa\u4e8eDNS\u7684Domain Based 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