{"id":25317,"date":"2018-11-21T16:17:49","date_gmt":"2018-11-21T08:17:49","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=1213"},"modified":"2018-11-21T16:17:49","modified_gmt":"2018-11-21T08:17:49","slug":"sdn%e4%ba%91%e7%bd%91%e5%88%86%e6%9e%90%e4%b8%ad%e7%9a%84%e6%9c%8d%e5%8a%a1%e6%8b%93%e6%89%91%e4%b8%8e%e4%b8%9a%e5%8a%a1%e7%bd%91%e7%bb%9c","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/25317.html","title":{"rendered":"SDN\u4e91\u7f51\u5206\u6790\u4e2d\u7684\u670d\u52a1\u62d3\u6251\u4e0e\u4e1a\u52a1\u7f51\u7edc"},"content":{"rendered":"<p>\t\t\t\t<![CDATA[\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89485\" data-color=\"rgb(245, 245, 244)\" data-custom=\"rgb(245, 245, 244)\">\n\n<section>\n\n<section data-width=\"100%\">\n\n<section class=\"\">\n\n\n<blockquote>\n\n\n<p dir=\"ltr\"><span style=\"color: #333333;\">\u5f15\u8a00\uff1aSDN\u4ef7\u503c\u7684\u6838\u5fc3\u662f\u5b9e\u73b0\u4ee5\u5e94\u7528\u4e3a\u4e2d\u5fc3\u7684\u4e91\u7f51\u76d1\u3001\u7ba1\u3001\u63a7\u81ea\u52a8\u5316\u3002\u800c\u670d\u52a1\u62d3\u6251\u548c\u4e1a\u52a1\u7f51\u7edc\u662f\u5e94\u7528\u90e8\u7f72\u4e0e\u8fd0\u7ef4\u8fc7\u7a0b\u4e2d\u7684\u4e24\u4e2a\u57fa\u672c\u6982\u5ff5\uff0c\u662f\u6d89\u53ca\u540c\u4e00\u4e3b\u9898\u7684\u4e24\u4e2a\u65b9\u9762\u3002\u670d\u52a1\u62d3\u6251\u53cd\u6620\u5e94\u7528\u7684\u4e1a\u52a1\u7ef4\u5ea6\uff0c\u800c\u4e1a\u52a1\u7f51\u7edc\u5219\u4ee3\u8868\u76f8\u5e94\u7f51\u7edc\u652f\u6491\u7684\u8d44\u6e90\u7ef4\u5ea6\u3002\u9488\u5bf9\u4e0d\u540c\u7684\u573a\u666f\uff0c\u670d\u52a1\u62d3\u6251\u7684\u8282\u70b9\u3001\u76f8\u4e92\u95f4\u7684\u4f9d\u8d56\u5173\u7cfb\u3001\u4ee5\u53ca\u76f8\u5173\u7edf\u8ba1\u7b49\u4fe1\u606f\u7684\u83b7\u53d6\u53ef\u91c7\u7528\u4e0d\u540c\u65b9\u5f0f\u5b9e\u73b0\u3002<\/span><\/p>\n\n\n\n\n<p dir=\"ltr\"><span style=\"color: #333333;\">\u4e1a\u52a1\u7f51\u7edc\u76f8\u5173\u4fe1\u606f\u53ef\u4ee5\u901a\u8fc7\u4e0eSDN\u63a7\u5236\u5668\u5bf9\u63a5\u7b49\u624b\u6bb5\u6765\u521b\u5efa\u3002\u76d1\u63a7\u7cfb\u7edf\u91c7\u96c6\u5230\u7684\u7f51\u6d41\u3001\u7edf\u8ba1\u53ca\u805a\u5408\u6570\u636e\u5e94\u91c7\u7528\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u5e93\u5b58\u50a8\uff0c\u5e76\u4e14\u4e91\u7ba1\u5e73\u53f0\u7b49\u7684\u5404\u79cd\u5bf9\u8c61\u4fe1\u606f\u7684\u52a8\u6001\u6027\u4e5f\u9700\u8981\u5728\u6570\u636e\u5b58\u50a8\u65b9\u5f0f\u7684\u65f6\u95f4\u7ef4\u5ea6\u4e0a\u6709\u6240\u4f53\u73b0\u3002SDN\u4e91\u7f51\u5206\u6790\u57fa\u4e8e\u670d\u52a1\u62d3\u6251\u548c\u4e1a\u52a1\u7f51\u7edc\u4e24\u4e2a\u89c6\u89d2\u5bf9\u6570\u636e\u4e2d\u5fc3\u7684\u4e1a\u52a1\u5e94\u7528\u8fdb\u884c\u76f8\u5e94\u7684\u7528\u91cf\u3001\u6027\u80fd\u3001\u56de\u6eaf\u3001\u5b89\u5168\u7b49\u5206\u6790\uff0c\u662f\u5b9e\u73b0SDN\u767d\u540d\u5355\u6a21\u5f0f\u7684\u7ec6\u7c92\u5ea6\u7f51\u7edc\u4e0e\u5b89\u5168\u6574\u4f53\u89e3\u51b3\u65b9\u6848\u90e8\u7f72\u4e0e\u8fd0\u7ef4\u81ea\u52a8\u5316\u7684\u57fa\u7840\u548c\u4fdd\u8bc1\u3002<\/span><\/p>\n\n\n<\/blockquote>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1215 aligncenter\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe1\u4e91\u7f51\u5206\u6790\u4e2d\u7684\u670d\u52a1\u62d3\u6251\u4e0e\u4e1a\u52a1\u7f51\u7edc-1-2.png\" alt=\"%e5%9b%be1%e4%ba%91%e7%bd%91%e5%88%86%e6%9e%90%e4%b8%ad%e7%9a%84%e6%9c%8d%e5%8a%a1%e6%8b%93%e6%89%91%e4%b8%8e%e4%b8%9a%e5%8a%a1%e7%bd%91%e7%bb%9c\" width=\"765\" height=\"309\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe1\u00a0<\/strong><strong>\u4e91\u7f51\u5206\u6790\u4e2d\u7684\u670d\u52a1\u62d3\u6251\u4e0e\u4e1a\u52a1\u7f51\u7edc<\/strong><\/h5>\n\n\n\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section><img decoding=\"async\" class=\"img_loading\" title=\"\u6de1\u827250x50.png\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" width=\"auto\" crossorigin=\"anonymous\" data-ratio=\"1\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/j6qn90Jia7avicYhhMia0mibSgydE6yBGPM9bnIopck5elvLknqbT47iaXpwQeKU3iam0kvSyed8BnsQwHEMC3Pl3ftg\/640?wx_fmt=png\" data-type=\"png\" data-w=\"45\" \/>\n\n\n<h4 data-brushtype=\"text\"><span style=\"color: #008000;\"><strong>\u670d\u52a1\u62d3\u6251<\/strong><\/span><\/h4>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n\u5728SDN\u4e91\u7f51\u5206\u6790\u80cc\u666f\u4e0b\uff0c\u670d\u52a1\u62d3\u6251\u662f\u8868\u8fbe\u4e1a\u52a1\u5e94\u7528\u76f8\u5173\u4fe1\u606f\u7684\u57fa\u7840\u6027\u6570\u636e\u7ed3\u6784\u3002\u670d\u52a1\u62d3\u6251\u7531\u4e00\u7cfb\u5217\u8282\u70b9\u548c\u8282\u70b9\u95f4\u7684\u5173\u8054\u5173\u7cfb\u6784\u6210\u3002\u8282\u70b9\u7684\u7c92\u5ea6\u53ef\u4ee5\u662f\u8fdb\u7a0b\u3001\u5bb9\u5668\u3001\u865a\u62df\u673a\u3001\u7269\u7406\u670d\u52a1\u5668\uff0c\u6216\u76f8\u5e94\u7684\u96c6\u7fa4\u3001\u8d44\u6e90\u6c60\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u7ec4\u5408\u3002\u670d\u52a1\u8282\u70b9\u5bf9\u5e94\u8ba1\u7b97\u8d44\u6e90\uff0c\u4e0d\u5305\u542b\u7f51\u7edc\u8bbe\u5907\uff0c\u5176\u5173\u952e\u6807\u8bc6\u662fIP\u5730\u5740\u548c\/\u6216\u7aef\u53e3\u4ee5\u53ca\u76f8\u5e94\u7684\u96c6\u5408\u3002\u5173\u8054\u5173\u7cfb\u8868\u793a\u8282\u70b9\u4e4b\u95f4\u7684\u76f8\u4e92\u4f9d\u8d56\u7b49\uff0c\u53ef\u4ee5\u662f\u7269\u7406\u8fde\u63a5\u3001\u865a\u62df\u8fde\u63a5\u3001TCP\u8fde\u63a5\u3001\u6216\u7f51\u7edc\u6d41\u91cf\uff0c\u4e5f\u53ef\u4ee5\u662f\u76f8\u5e94\u7684\u7edf\u8ba1\u4fe1\u606f\uff0c\u4ee5\u53ca\u5b89\u5168\u9694\u79bb\u4e0e\u8bbf\u95ee\u7b56\u7565\u7b49\u3002\u4e0d\u540c\u7684\u4e91\u5e73\u53f0\u6240\u627f\u8f7d\u7684\u4e3b\u8981\u7684\u670d\u52a1\u5bf9\u8c61\u7684\u7c92\u5ea6\u7279\u6027\u6709\u6240\u4e0d\u540c\u3002\n\n\u5bf9\u4e8eBare-Metal\u573a\u666f\uff0c\u670d\u52a1\u62d3\u6251\u8282\u70b9\u5bf9\u5e94\u4e3a\u7269\u7406\u670d\u52a1\u5668\uff1b\u5728IaaS\u7684OpenStack\u3001vSphere\u7b49\u573a\u666f\u4e0b\u670d\u52a1\u8282\u70b9\u4e3b\u8981\u4e0e\u865a\u62df\u673a\u5bf9\u5e94\uff1b\u5728PaaS K8S\u573a\u666f\u4e0b\uff0c\u670d\u52a1\u8282\u70b9\u53ef\u4ee5\u4f53\u73b0\u4e3aPoD\u3001ReplicaSet\u3001DaemonSet\u548cDeployment\u7b49\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\u8fdb\u7a0b\u662f\u6700\u57fa\u672c\u7684\u8282\u70b9\u7c92\u5ea6\uff0c\u662f\u670d\u52a1\u5b9e\u73b0\u3001\u8fd0\u884c\u3001\u90e8\u7f72\u3001\u8fd0\u7ef4\u7684\u57fa\u672c\u5355\u5143\u3002\n\n\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n\n<h4 data-brushtype=\"text\"><span style=\"color: #008000;\"><strong>\u4e1a\u52a1\u7f51\u7edc<\/strong><\/span><\/h4>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n\n\n\n<p dir=\"ltr\">\u4e1a\u52a1\u7f51\u7edc\u662f\u57fa\u4e8e\u7269\u7406\u7f51\u7edc\u6216\u670d\u52a1\u5668\u865a\u62df\u7f51\u7edc\u7684\u3001\u5bf9\u76f8\u5e94\u7684\u4e1a\u52a1\u5e94\u7528\u670d\u52a1\u62d3\u6251\u5b9e\u73b0\u652f\u6491\u7684\u7f51\u7edc\u903b\u8f91\u5206\u7247\u3002\u4e1a\u52a1\u7f51\u7edc\u4e0e\u670d\u52a1\u62d3\u6251\u662f\u6784\u6210\u4ee5\u5e94\u7528\u4e3a\u4e2d\u5fc3\u7684SDN\u81ea\u52a8\u5316\u90e8\u7f72\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u540c\u4e00\u4e3b\u9898\u76f8\u8f85\u76f8\u6210\u7684\u4e24\u4e2a\u65b9\u9762\u3002\u4e0e\u670d\u52a1\u62d3\u6251\u7684\u533a\u522b\u5728\u4e8e\u4e1a\u52a1\u7f51\u7edc\u62d3\u6251\u7684\u4e2d\u95f4\u8282\u70b9\u4ee3\u8868\u7f51\u7edc\u8bbe\u5907\uff0c\u53ef\u4ee5\u662f\u7269\u7406\u7f51\u7edc\u8bbe\u5907\uff0c\u6216\u8005\u8ba1\u7b97\u8d44\u6e90\u4e2d\u7684\u865a\u62df\u7f51\u7edc\u8bbe\u5907\uff1b\u7aef\u8282\u70b9\u5bf9\u63a5\u670d\u52a1\u3002\u4e0e\u4e1a\u52a1\u7f51\u7edc\u7684\u533a\u522b\u5728\u4e8e\u670d\u52a1\u62d3\u6251\u7684\u6240\u6709\u8282\u70b9\u90fd\u662f\u4e0e\u8ba1\u7b97\u8d44\u6e90\u5bf9\u5e94\u7684\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">\u670d\u52a1\u62d3\u6251\u89c6\u89d2\u539f\u5219\u4e0a\u4e0d\u5448\u73b0\u6216\u4e0d\u9700\u8981\u5448\u73b0\u4e1a\u52a1\u7f51\u7edc\u7684\u7ec6\u8282\uff0c\u800c\u4e1a\u52a1\u7f51\u7edc\u89c6\u89d2\u5219\u80fd\u591f\u6db5\u76d6\u670d\u52a1\u62d3\u6251\u7684\u4fe1\u606f\u3002SDN\u4e1a\u52a1\u7f51\u7edc\u7684\u6982\u5ff5\u5b9e\u9645\u4e0a\u5206\u4e3a\u4e0d\u540c\u7684\u6a21\u5f0f\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\u5bf9\u5e94\u4e8c\u5c42\u4ea4\u6362\u548c\u4e09\u5c42\u8def\u7531\uff0c\u8f6c\u53d1\u7684\u662f\u7f51\u5305\u3002\u8fd9\u91cc\u5b9e\u9645\u4e0a\u5e76\u6ca1\u6709\u76f8\u5e94\u7684\u7f51\u7edc\u529f\u80fd\u5143\u7d20\u5b9e\u4f53\u4e0e\u4e1a\u52a1\u7f51\u7edc\u8fd9\u4e2a\u6982\u5ff5\u76f8\u5bf9\u5e94\u3002\u4ee5Bare-Metal\u6a21\u5f0f\u90e8\u7f72\u670d\u52a1\u7684\u573a\u666f\u4e0b\u4e1a\u52a1\u7f51\u7edc\u5373\u5bf9\u5e94\u76f8\u5e94\u7269\u7406\u7f51\u7edc\uff1b\u5728OpenStack\u573a\u666f\u4e0b\u4e1a\u52a1\u7f51\u7edc\u5bf9\u5e94\u4e3a\u9879\u76ee\/\u79df\u6237\u7684\u865a\u62df\u7f51\u7edc\uff0c\u6216\u8005\u8bf4\u4e1a\u52a1\u7f51\u7edc\u5b9e\u9645\u4e0a\u662f\u4e0eVLAN\u5bf9\u5e94\u7684\uff1b\u4ee5\u53ca\u540c\u4e00\u4e2a\u903b\u8f91\u7f51\u7edc\u53ef\u652f\u6301\u591a\u4e2a\u4e1a\u52a1\u7684\u8fd0\u884c\u7b49\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">\u76ee\u524dSDN\u4e1a\u52a1\u7f51\u7edc\u51fa\u73b0\u4e86\u53e6\u5916\u4e00\u79cd\u6a21\u5f0f\uff0c\u5c31\u662f\u670d\u52a1\u7f51\u683cService Mesh\u3002\u8fd9\u79cd\u6a21\u5f0f\u662f\u6709\u5177\u4f53\u7684\u529f\u80fd\u5355\u5143\u5b9e\u4f53\u4e0e\u4e1a\u52a1\u7f51\u7edc\u5bf9\u5e94\u7684\u3002\u670d\u52a1\u7f51\u683c\u6a21\u5f0f\u7684\u4e1a\u52a1\u7f51\u7edc\u8f6c\u53d1\u7684\u662f\u8bf7\u6c42\u548c\u54cd\u5e94\uff0c\u662f\u7531\u5206\u5e03\u5f0f\u7684\u6570\u636e\u9762\u5e94\u7528\u534f\u8bae\u8f6c\u53d1\u4ee3\u7406\u4e0e\u96c6\u4e2d\u5f0f\u7684\u63a7\u5236\u5668\u7ec4\u4ef6\u6784\u6210\uff0c\u540c\u6837\u9075\u5faaSDN\u67b6\u6784\u539f\u5219\u3002\u670d\u52a1\u7f51\u683c\u8fd9\u79cd\u5c06\u5e94\u7528\u903b\u8f91\u5b9e\u73b0\u4e0e\u901a\u4fe1\u534f\u8c03\u673a\u5236\u9694\u79bb\u7684\u6a21\u5f0f\u4e3a\u6570\u636e\u4e2d\u5fc3\u7684\u8fd0\u7ef4\u63d0\u4f9b\u4e86\u76f8\u5e94\u7684\u7ba1\u63a7\u548c\u76d1\u63a7\u7684\u673a\u5236\uff0c\u4e3a\u8fdb\u4e00\u6b65\u63d0\u9ad8\u4e1a\u52a1\u5e94\u7528\u7684\u6709\u6548\u6027\u3001\u7a33\u5b9a\u6027\u7b49\u63d0\u4f9b\u4e86\u53ef\u80fd\u3002\u901a\u5e38\u670d\u52a1\u62d3\u6251\u76f8\u5173\u4fe1\u606f\u7684\u91c7\u96c6\u4e3b\u8981\u662f\u901a\u8fc7\u5728\u8ba1\u7b97\u8282\u70b9\u4e0a\u90e8\u7f72\u76f8\u5e94\u63a2\u9488\u4ee5\u53ca\u901a\u8fc7\u4e0e\u4e91\u7ba1\u5e73\u53f0\u5bf9\u63a5\u5b9e\u73b0\u7684\u3002\u800c\u4e1a\u52a1\u7f51\u7edc\u7279\u522b\u662f\u62d3\u6251\u4fe1\u606f\u7b49\u5219\u53ef\u4ee5\u901a\u8fc7\u4e0eSDN\u63a7\u5236\u5668\u7684\u5bf9\u63a5\u83b7\u53d6\uff0c\u5728\u67d0\u4e9b\u573a\u666f\u6216\u9636\u6bb5\u4e5f\u53ef\u4ee5\u6216\u9700\u8981\u901a\u8fc7\u4eba\u5de5\u6216\u4eba\u673a\u4ea4\u4e92\u7684\u65b9\u5f0f\u914d\u7f6e\u521b\u5efa\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">SDN\u4e91\u7f51\u5206\u6790\u4e0e\u7ba1\u63a7\u5e94\u8be5\u662f\u4e00\u4e2a\u8fed\u4ee3\u6f14\u8fdb\u7684\u8fc7\u7a0b\uff0c\u67d0\u4e9b\u60c5\u51b5\u4e0b\u9700\u8981\u6839\u636e\u5206\u6790\u62a5\u544a\u6765\u786e\u5b9a\u7ba1\u63a7\u7b56\u7565\uff1b\u53e6\u5916\u7684\u60c5\u51b5\u4e0b\u53ef\u80fd\u662f\u9700\u8981\u9488\u5bf9\u7279\u5b9a\u7684\u670d\u52a1\u62d3\u6251\u6216\u4e1a\u52a1\u7f51\u7edc\u83b7\u53d6\u76f8\u5173\u7684\u7ec6\u8282\u6216\u5173\u8054\u4fe1\u606f\u3002SDN\u4e91\u7f51\u5206\u6790\u7684\u57fa\u672c\u89c2\u5ff5\u662f\u628a\u7e41\u7410\u7684\u3001\u53ef\u5f62\u5f0f\u5316\u7684\u64cd\u4f5c\u81ea\u52a8\u5316\u4ee5\u652f\u6301\u8fd0\u7ef4\u4eba\u5458\u76f4\u89c2\u4fbf\u6377\u5730\u83b7\u53d6\u5404\u79cd\u4fe1\u606f\u3001\u6267\u884c\u5404\u79cd\u64cd\u4f5c\u3001\u89e3\u51b3\u5404\u79cd\u95ee\u9898\u3002\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u4e0d\u4ec5\u91c7\u96c6\u7684\u7f51\u6d41\u4fe1\u606f\u3001\u5404\u79cd\u7edf\u8ba1\u6570\u636e\u8981\u5b58\u50a8\u5728\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u5e93TSDB\u4e2d\uff0c\u4e91\u5e73\u53f0\u7684\u5404\u79cd\u5bf9\u8c61\u6570\u636e\u7b49\u4e5f\u662f\u52a8\u6001\u53d8\u5316\u7684\uff0c\u7279\u522b\u662f\u57fa\u4e8e\u5bb9\u5668\u7684\u5fae\u670d\u52a1\u67b6\u6784\u7cfb\u7edf\uff0c\u5176\u5b58\u50a8\u4e5f\u8981\u8003\u8651\u76f8\u5e94\u7684\u65f6\u95f4\u7ef4\u5ea6\u3002<\/p>\n\n\n\n\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n\n<h4 style=\"text-align: left;\"><span style=\"color: #008000;\"><strong>\u670d\u52a1\u62d3\u6251\u5206\u6790<\/strong><\/span><\/h4>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n\n\n\n<h4 dir=\"ltr\">\u4fe1\u606f\u91c7\u96c6<\/h4>\n\n\n\n\n<p dir=\"ltr\">\u4e3b\u8981\u6d89\u53ca\u8282\u70b9\u4fe1\u606f\uff0c\u8282\u70b9\u95f4\u4e92\u8054\u4f9d\u8d56\u5173\u7cfb\uff0c\u4ee5\u53ca\u76f8\u5173\u7edf\u8ba1\u3001\u5c5e\u6027\u4fe1\u606f\u7b49\u3002\u4e0d\u540c\u7684\u573a\u666f\u6216\u8005\u5728\u4e0d\u540c\u7684\u6761\u4ef6\u4e0b\u53ef\u4ee5\u91c7\u7528\u4e0d\u540c\u7684\u6a21\u5f0f\u5b9e\u73b0\u3002<\/p>\n\n\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1216\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe2\u90e8\u7f72\u63a2\u9488\u53ca\u4e0e\u4e91\u7ba1\u5e73\u53f0\u5bf9\u63a5\u83b7\u53d6\u670d\u52a1\u62d3\u6251\u4fe1\u606f-1.png\" alt=\"%e5%9b%be2%e9%83%a8%e7%bd%b2%e6%8e%a2%e9%92%88%e5%8f%8a%e4%b8%8e%e4%ba%91%e7%ae%a1%e5%b9%b3%e5%8f%b0%e5%af%b9%e6%8e%a5%e8%8e%b7%e5%8f%96%e6%9c%8d%e5%8a%a1%e6%8b%93%e6%89%91%e4%bf%a1%e6%81%af\" width=\"870\" height=\"312\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe2<\/strong><strong>\u90e8\u7f72\u63a2\u9488\u53ca\u4e0e\u4e91\u7ba1\u5e73\u53f0\u5bf9\u63a5\u83b7\u53d6\u670d\u52a1\u62d3\u6251\u4fe1\u606f<\/strong><\/h5>\n\n\n\n\n<p dir=\"ltr\">\u7b2c\u4e00\u79cd\u6a21\u5f0f\u300c\u56fe2\u300d\u7684\u670d\u52a1\u8282\u70b9\u4fe1\u606f\u901a\u8fc7\u4e0e\u4e91\u7ba1\u5e73\u53f0\u5bf9\u63a5\u83b7\u53d6\uff1b\u800c\u670d\u52a1\u8282\u70b9\u4e4b\u95f4\u4e92\u8054\u4f9d\u8d56\u5173\u7cfb\u7b49\u901a\u8fc7\u5728\u5404\u670d\u52a1\u5668\u4e3b\u673a\u4e0a\u90e8\u7f72\u4ee3\u7406\u63a2\u9488\u83b7\u53d6\u3002\u5178\u578b\u7684\u5b9e\u73b0\u65b9\u6848\u4e3aWeaveScope\u5bf9K8S\u7684\u76d1\u63a7\u3002\u901a\u8fc7\u8c03\u7528API Server\u83b7\u53d6\u76f8\u5e94\u7684\u670d\u52a1\u8282\u70b9\u7684\u8d44\u6e90\u5b9a\u4e49\uff0c\u5448\u73b0\u4e3a\u4e0d\u540c\u7684\u7c92\u5ea6\uff0c\u53ef\u4ee5\u662f\u8fdb\u7a0b\u3001\u5bb9\u5668\u3001Pods\u3001ReplicaSet\u3001DaemonSet\u3001Deployment\u6216\u4e3b\u673a\u7b49\u3002\u901a\u8fc7\u4ee3\u7406\u63a2\u9488\u91c7\u7528netstat\u547d\u4ee4\u3001conntrack\u3001eBPF\u7b49\u673a\u5236\u6765\u83b7\u53d6\u76f8\u5173\u8fdb\u7a0b\u3001TCP\u8fde\u63a5\u7b49\u4fe1\u606f\uff0c\u4ee5\u53caIP\u5730\u5740\u3001\u7aef\u53e3\u4fe1\u606f\u4e0e\u8fdb\u7a0b\u7684\u5bf9\u5e94\u5173\u7cfb\u7b49\u3002<\/p>\n\n\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1217\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe3\u670d\u52a1\u7f51\u683c\u573a\u666f\u4ece\u7b56\u7565\u914d\u7f6e\u4e2d\u83b7\u53d6\u670d\u52a1\u62d3\u6251\u4fe1\u606f-2.png\" alt=\"%e5%9b%be3%e6%9c%8d%e5%8a%a1%e7%bd%91%e6%a0%bc%e5%9c%ba%e6%99%af%e4%bb%8e%e7%ad%96%e7%95%a5%e9%85%8d%e7%bd%ae%e4%b8%ad%e8%8e%b7%e5%8f%96%e6%9c%8d%e5%8a%a1%e6%8b%93%e6%89%91%e4%bf%a1%e6%81%af\" width=\"888\" height=\"312\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe3<\/strong><strong>\u670d\u52a1\u7f51\u683c\u573a\u666f\u4ece\u7b56\u7565\u914d\u7f6e\u4e2d\u83b7\u53d6\u670d\u52a1\u62d3\u6251\u4fe1\u606f<\/strong><\/h5>\n\n\n\n\n<p dir=\"ltr\">\u7b2c\u4e8c\u79cd\u670d\u52a1\u7f51\u683c\u6a21\u5f0f\u300c\u56fe3\u300d\u7684\u670d\u52a1\u62d3\u6251\u4fe1\u606f\u5305\u62ec\u8282\u70b9\u548c\u5173\u8054\u5173\u7cfb\u7b49\u90fd\u76f4\u63a5\u53d6\u81ea\u4e91\u7ba1\u5e73\u53f0\u548c\u670d\u52a1\u7f51\u683c\u7ba1\u63a7\u7cfb\u7edf\u300cK8S\/Istio\u300d\u7684\u7b56\u7565\u914d\u7f6e\u3002\u7edf\u8ba1\u7b49\u76f8\u5173\u4fe1\u606f\u5219\u53d6\u81ea\u670d\u52a1\u7f51\u683c\u7684\u62a5\u544a\u300cTelemetry\u300d\u673a\u5236\u3002<\/p>\n\n\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1218\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe4\u901a\u8fc7\u7f51\u6d41\u4fe1\u606f\u91c7\u96c6\u63a8\u5bfc\u670d\u52a1\u62d3\u6251-1.png\" alt=\"%e5%9b%be4%e9%80%9a%e8%bf%87%e7%bd%91%e6%b5%81%e4%bf%a1%e6%81%af%e9%87%87%e9%9b%86%e6%8e%a8%e5%af%bc%e6%9c%8d%e5%8a%a1%e6%8b%93%e6%89%91\" width=\"849\" height=\"309\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe4\u00a0<\/strong><strong>\u901a\u8fc7\u7f51\u6d41\u4fe1\u606f\u91c7\u96c6\u63a8\u5bfc\u670d\u52a1\u62d3\u6251<\/strong><\/h5>\n\n\n\n\n<p dir=\"ltr\">\u7b2c\u4e09\u79cd\u6a21\u5f0f\u300c\u56fe4\u300d\u901a\u8fc7\u4e0e\u76f8\u5e94\u7684\u4e91\u7ba1\u5e73\u53f0\u5bf9\u63a5\u83b7\u53d6\u670d\u52a1\u8282\u70b9\u4fe1\u606f\uff0c\u901a\u8fc7\u76f8\u5e94\u7684\u7269\u7406\u7f51\u7edc\u8bbe\u5907\u6216\u8005\u5728\u865a\u62df\u7f51\u7edc\u670d\u52a1\u5668\u4e0a\u90e8\u7f72\u7684\u4ee3\u7406\u91c7\u96c6\u7f51\u7edc\u6d41\u91cf\u4fe1\u606f\u3002\u5c06\u7f51\u6d41\u4fe1\u606f\u4e0e\u670d\u52a1\u8282\u70b9\u4fe1\u606f\u76f8\u5173\u8054\u83b7\u53d6\u670d\u52a1\u95f4\u4f9d\u8d56\u5173\u7cfb\u7b49\uff0c\u6765\u63a8\u65ad\u76f8\u5e94\u7684\u670d\u52a1\u62d3\u6251\u3002\u5728\u65e0\u6cd5\u81ea\u52a8\u83b7\u53d6\u4e91\u7ba1\u5e73\u53f0\u670d\u52a1\u8282\u70b9\u4fe1\u606f\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\u76f8\u5e94\u7684\u4eba\u673a\u4ea4\u4e92\u7b49\u65b9\u5f0f\u6765\u63a8\u65ad\u3001\u521b\u5efa\u76f8\u5e94\u7684\u670d\u52a1\u62d3\u6251\u3002\u8fd9\u79cd\u6a21\u5f0f\u662f\u7f51\u7edc\u5c42\u9762\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5178\u578b\u5e94\u7528\u573a\u666f\u662f\u9488\u5bf9\u4ee5VM\u4e3a\u670d\u52a1\u7c92\u5ea6\u7684OpenStack\u3001vSphere\u4e91\u7ba1\u5e73\u53f0\u3002<\/p>\n\n\n\n\n\n<h4 dir=\"ltr\">\u4e09\u79cd\u6a21\u5f0f\u7684\u5bf9\u6bd4<\/h4>\n\n\n\n\n<table>\n\n<colgroup> \n\n<col width=\"51\" \/> \n\n<col width=\"90\" \/> \n\n<col width=\"118\" \/> \n\n<col width=\"98\" \/> \n\n<col width=\"116\" \/> \n\n<col width=\"114\" \/><\/colgroup>\n\n\n\n\n<tbody>\n\n\n<tr>\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">\u6a21\u5f0f<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">\u5b9e\u73b0\u673a\u5236<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">\u4fe1\u606f\u91c7\u96c6<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">\u4f9d\u8d56\u5173\u7cfb<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">\u4e1a\u52a1\u7f51\u7edc<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">\u62d3\u6251\u5448\u73b0<\/span><\/p>\n\n\n<\/td>\n\n\n<\/tr>\n\n\n\n\n<tr>\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">#1<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u670d\u52a1\u5c42\u9762<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u90e8\u7f72\u63a2\u9488<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">TCP\u8fde\u63a5<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">Route\/IPtable<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">WeaveScope<\/p>\n\n\n<\/td>\n\n\n<\/tr>\n\n\n\n\n<tr>\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">#2<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u670d\u52a1\u5c42\u9762<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u670d\u52a1\u7f51\u683c\u5bf9\u63a5<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u914d\u7f6e\u3001\u62a5\u544a<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">Istio\/Envoy<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">Jaeger<\/p>\n\n\n<\/td>\n\n\n<\/tr>\n\n\n\n\n<tr>\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\"><span style=\"color: #000080;\">#3<\/span><\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u7f51\u7edc\u5c42\u9762<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u4e91\u5e73\u53f0\u5bf9\u63a5<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">\u7f51\u6d41\u4fe1\u606f<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">Neutron\/OVS<\/p>\n\n\n<\/td>\n\n\n\n\n<td height=\"42\">\n\n\n<p dir=\"ltr\">DeepFlow<\/p>\n\n\n<\/td>\n\n\n<\/tr>\n\n\n<\/tbody>\n\n\n<\/table>\n\n\n\n\n<p dir=\"ltr\"><strong>\u6a21\u5f0f#1<\/strong>\u7684\u4f18\u70b9\u662f\u7cbe\u7ec6\u3001\u6548\u7387\u9ad8\u3001\u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u5c11\uff1b<strong>\u6a21\u5f0f#2<\/strong>\u7684\u4f18\u70b9\u662f\u4ece\u7cfb\u7edf\u914d\u7f6e\u83b7\u53d6\u670d\u52a1\u62d3\u6251\u4fe1\u606f\uff1b<strong>\u6a21\u5f0f#3<\/strong>\u7684\u4f18\u70b9\u662f\u57fa\u4e8e\u5927\u6570\u636e\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u901a\u7528\u3001\u9002\u7528\u591a\u79cd\u573a\u666f\u3001\u53ef\u4ee5\u5173\u8054\u7f51\u7edc\u7b49\u591a\u79cd\u4fe1\u606f\u3002<\/p>\n\n\n\n\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n\n<h4 data-brushtype=\"text\"><span style=\"color: #008000;\"><strong>\u53ef\u89c6\u5316\u5448\u73b0<\/strong><\/span><\/h4>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n\n\n\n<p dir=\"ltr\">\u57fa\u4e8e\u670d\u52a1\u62d3\u6251\u6570\u636e\u7ed3\u6784\u7684\u6784\u5efa\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u5c06\u5176\u4ed6\u7684CPU\u3001\u5185\u5b58\u8d44\u6e90\u5360\u7528\u4fe1\u606f\u7b49\u76f8\u5173\u8054\uff0c\u5e76\u76f4\u89c2\u5730\u5448\u73b0\u51fa\u6765\uff1b\u53ef\u4ee5\u901a\u8fc7\u5bf9\u670d\u52a1\u62d3\u6251\u8fdb\u884c\u7c92\u5ea6\u3001\u5c42\u6b21\u3001\u5c5e\u6027\u7b49\u8fc7\u6ee4\uff0c\u5b9a\u4f4d\u6240\u5173\u6ce8\u76ee\u6807\u4fe1\u606f\uff1b\u53ef\u4ee5\u8bc6\u522b\u8d44\u6e90\u5360\u7528\u6700\u591a\u7684\u8282\u70b9\uff1b\u53ef\u4ee5\u6309\u4e0d\u540c\u8303\u56f4\u3001\u4e0d\u540c\u7684\u540d\u5b57\u7a7a\u95f4\u5448\u73b0\u76f8\u5e94\u7684\u62d3\u6251\uff1b\u53ef\u4ee5\u8fc7\u6ee4\u5904\u4e8e\u4e0d\u540c\uff08\u8fd0\u884c\u3001\u505c\u6b62\u3001\u6545\u969c\u7b49\uff09\u72b6\u6001\u7684\u8282\u70b9\u7b49\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">\u4ece\u800c\u4e3a\u8fd0\u7ef4\u4eba\u5458\u63d0\u4f9b\u6e05\u6670\u7684\u7cfb\u7edf\u8fd0\u884c\u5168\u8c8c\u3001\u5c40\u90e8\u548c\u76f8\u5173\u7ec6\u8282\uff0c\u5e76\u53ef\u5b9e\u73b0\u4e91\u7f51\u667a\u80fd\u4e1a\u52a1\u7684\u7528\u91cf\u3001\u6027\u80fd\u3001\u5b89\u5168\u3001\u56de\u6eaf\u7b49\u7684\u5206\u6790\u529f\u80fd\u3002<\/p>\n\n\n<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1219 aligncenter\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe5-\u670d\u52a1\u62d3\u6251\u5206\u6790\u5448\u73b0-1.png\" alt=\"%e5%9b%be5-%e6%9c%8d%e5%8a%a1%e6%8b%93%e6%89%91%e5%88%86%e6%9e%90%e5%91%88%e7%8e%b0\" width=\"724\" height=\"551\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe5\u00a0<\/strong><strong>\u670d\u52a1\u62d3\u6251\u5206\u6790\u5448\u73b0<\/strong><\/h5>\n\n\n\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n\n<h4><span style=\"color: #008000;\"><strong>\u4e1a\u52a1\u7f51\u7edc\u5206\u6790<\/strong><\/span><\/h4>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n\n\n\n<h4 dir=\"ltr\">\u4fe1\u606f\u91c7\u96c6<\/h4>\n\n\n\n\n<p dir=\"ltr\">\u53ef\u4ee5\u901a\u8fc7\u4e0eSDN\u63a7\u5236\u5668\u300cLLDP\u300d\u5bf9\u63a5\u83b7\u53d6\u76f8\u5e94\u7684\u7f51\u7edc\u62d3\u6251\u7b49\u4fe1\u606f\uff0c\u5305\u62ec\u7269\u7406\u7f51\u7edc\u548c\u670d\u52a1\u5668\u865a\u62df\u7f51\u7edc\u3002\u901a\u8fc7\u4e0e\u4e91\u7ba1\u5e73\u53f0\u5bf9\u63a5\u6216\u4eba\u5de5\u4ea4\u4e92\u7684\u65b9\u5f0f\u786e\u5b9a\u4e1a\u52a1\u5e94\u7528\u7684\u670d\u52a1\u7aef\u70b9\u4fe1\u606f\u3002\u901a\u8fc7\u670d\u52a1\u62d3\u6251\u4e92\u8054\u7684\u8def\u5f84\u5206\u6790\u8bc6\u522b\u51fa\u5bf9\u5e94\u7684\u4e1a\u52a1\u7f51\u7edc\u62d3\u6251\uff0c\u5e76\u5173\u8054\u5404\u79cd\u4fe1\u606f\u3002\u901a\u8fc7\u76f8\u5e94\u7684\u7269\u7406\u7f51\u7edc\u8bbe\u5907\u63d0\u4f9b\u7f51\u7edc\u6d41\u91cf\u4fe1\u606f\uff0c\u6216\u8005\u5728\u4e3b\u673a\u4e0a\u90e8\u7f72\u4ee3\u7406\uff0c\u8fdb\u884c\u865a\u62df\u7f51\u7edc\u7684\u6d41\u91cf\u4fe1\u606f\u7684\u91c7\u96c6\uff0c\u5e76\u5c06\u7f51\u6d41\u4fe1\u606f\u4e0e\u670d\u52a1\u8282\u70b9\u53ca\u7f51\u7edc\u8bbe\u5907\u8282\u70b9\u7b49\u4fe1\u606f\u5173\u8054\u5230\u76f8\u5e94\u7684\u4e1a\u52a1\u7f51\u7edc\u4e0a\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">\u53e6\u4e00\u65b9\u9762\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u91c7\u96c6\u7684\u7f51\u6d41\u4fe1\u606f\u63a8\u5bfc\u76f8\u5e94\u7684\u4e1a\u52a1\u7f51\u7edc\u62d3\u6251\u3002\u6bd4\u5982\u5f53\u4e00\u4e2aIP\u53d1\u9001TCP SYN-ACK\u5305\uff0c\u4e14\u643a\u5e26\u6709\u7279\u5b9a\u7684TTL\u53d6\u503c\u65f6\uff0c\u53ef\u4ee5\u8ba4\u4e3a\u8be5IP\u53ca\u5176\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7\u63d0\u4f9b\u7684\u662f\u4e00\u4e2a\u670d\u52a1\uff0c\u800c\u6839\u636e\u8be5\u7f51\u6d41\u6240\u7ecf\u7f51\u7edc\u8bbe\u5907\u7684\u89e3\u6790\u6784\u5efa\u76f8\u5e94\u7684\u4e1a\u52a1\u7f51\u7edc\u62d3\u6251\u3002<\/p>\n\n\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1220\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe6\u901a\u8fc7\u4e0eSDN\u63a7\u5236\u5668\u5bf9\u63a5\u83b7\u53d6\u7f51\u7edc\u62d3\u6251\u7b49\u4fe1\u606f-1.png\" alt=\"%e5%9b%be6%e9%80%9a%e8%bf%87%e4%b8%8esdn%e6%8e%a7%e5%88%b6%e5%99%a8%e5%af%b9%e6%8e%a5%e8%8e%b7%e5%8f%96%e7%bd%91%e7%bb%9c%e6%8b%93%e6%89%91%e7%ad%89%e4%bf%a1%e6%81%af\" width=\"849\" height=\"305\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe6\u00a0<\/strong><strong>\u901a\u8fc7\u4e0eSDN\u63a7\u5236\u5668\u5bf9\u63a5\u83b7\u53d6\u7f51\u7edc\u62d3\u6251\u7b49\u4fe1\u606f<\/strong><\/h5>\n\n\n\n\n<h4 dir=\"ltr\">\u53ef\u89c6\u5316\u5448\u73b0<\/h4>\n\n\n\n\n<p dir=\"ltr\">\u670d\u52a1\u62d3\u6251\u89c6\u89d2\u53ef\u4ee5\u4e0d\u5448\u73b0\u4e1a\u52a1\u7f51\u7edc\u7ec6\u8282\uff0c\u800c\u4e1a\u52a1\u7f51\u7edc\u89c6\u89d2\u5219\u9700\u8981\u6d89\u53ca\u5230\u76f8\u5e94\u7684\u670d\u52a1\u62d3\u6251\u3002\u4e0e\u4e1a\u52a1\u5e94\u7528\u7684\u670d\u52a1\u62d3\u6251\u76f8\u5bf9\u5e94\u7684\u4e1a\u52a1\u7f51\u7edc\u7684\u5448\u73b0\u53ef\u4ee5\u4f53\u73b0\u5728\u7269\u7406Fabric Underlay\u7f51\u7edc\u5c42\u9762\u4e0a\uff0c\u670d\u52a1\u5668Overlay\u865a\u62df\u7f51\u7edc\u5c42\u9762\u4e0a\uff0c\u4ee5\u53ca\u5bb9\u5668\u573a\u666f\u7684\u4e09\u5c42\u6216\u4e8c\u5c42\u7f51\u7edc\u7b49\u5c42\u9762\u4e0a\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">\u57fa\u4e8e\u4e1a\u52a1\u7f51\u7edc\u62d3\u6251\uff0c\u8fd0\u7ef4\u4eba\u5458\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8fdb\u884c\u76f8\u5e94\u7684\u6807\u7b7e\u3001\u8fc7\u6ee4\u7b49\uff0c\u8bc6\u522b\u3001\u663e\u793a\u51fa\u7279\u5b9a\u670d\u52a1\u62d3\u6251\u6240\u5bf9\u5e94\u7684\u4e1a\u52a1\u7f51\u7edc\u89c6\u56fe\u3002\u901a\u8fc7\u4e1a\u52a1\u7f51\u7edc\u89c6\u56fe\u5b9e\u65f6\u52a8\u6001\u5730\u5c55\u73b0\u62d3\u6251\u7ed3\u6784\u4ee5\u53ca\u6d41\u91cf\u5173\u7cfb\uff0c\u9488\u5bf9\u7279\u5b9a\u7684\u4e1a\u52a1\u5e94\u7528\u8fdb\u884c\u76f8\u5e94\u7684\u7528\u91cf\u7edf\u8ba1\u5206\u6790\u3001\u6027\u80fd\u91cf\u5316\u5206\u6790\u3001\u6d41\u7a0b\u7279\u5f81\u5206\u6790\u3001\u56de\u6eaf\u5206\u6790\u3001\u5b89\u5168\u5206\u6790\u7b49\u3002\u5f53\u53d1\u751f\u6545\u969c\u65f6\uff0c\u901a\u8fc7\u4f4d\u7f6e\u3001\u65f6\u95f4\u3001IP\u5730\u5740\u6216\u8005\u865a\u62df\u673a\uff0c\u901a\u8fc7\u67e5\u770b\u76f8\u5e94\u6027\u80fd\u6307\u6807\uff0c\u6bd4\u5982\u5e94\u7528\u8bbf\u95ee\u65f6\u95f4\u3001\u7f51\u7edc\u8bbf\u95ee\u65f6\u95f4\u7b49\uff0c\u5b9a\u4f4d\u3001\u53d1\u73b0\u6545\u969c\u539f\u56e0\u3002<\/p>\n\n\n<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1221 aligncenter\" src=\"http:\/\/47.94.246.125\/wp-content\/uploads\/2018\/11\/\u56fe7\u4e1a\u52a1\u7f51\u7edc\u5206\u6790\u5448\u73b0-1.png\" alt=\"%e5%9b%be7%e4%b8%9a%e5%8a%a1%e7%bd%91%e7%bb%9c%e5%88%86%e6%9e%90%e5%91%88%e7%8e%b0\" width=\"717\" height=\"538\" \/>\n\n\n<h5 dir=\"ltr\" style=\"text-align: center;\"><strong>\u56fe7\u00a0<\/strong><strong>\u4e1a\u52a1\u7f51\u7edc\u5206\u6790\u5448\u73b0<\/strong><\/h5>\n\n\n\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n<section>\n\n<section data-role=\"outer\">\n\n<section class=\"\" data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"89460\" data-color=\"rgb(12, 137, 24)\" data-custom=\"rgb(12, 137, 24)\">\n\n\n<h4><span style=\"color: #008000;\"><strong>\u4e91\u7f51\u5206\u6790\u7684\u4ef7\u503c<\/strong><\/span><\/h4>\n\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n<\/section>\n\n\n\n\n<p dir=\"ltr\">SDN\u4e91\u7f51\u5206\u6790\u9488\u5bf9\u4e0d\u540c\u7684\u573a\u666f\u670d\u52a1\u62d3\u6251\u53d1\u73b0\u53ef\u4ee5\u91c7\u7528\u5404\u79cd\u4e0d\u540c\u7684\u673a\u5236\u5b9e\u73b0\u3002\u4e1a\u52a1\u7f51\u7edc\u7684\u4fe1\u606f\u53ef\u4ee5\u901a\u8fc7\u4e0eSDN\u63a7\u5236\u5668\u5bf9\u63a5\u83b7\u5f97\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u4eba\u5de5\u4ea4\u6362\u65b9\u5f0f\u6784\u5efa\u3002\u800c\u5b9e\u9645\u7684\u4e91\u7f51\u5206\u6790\u4ea7\u54c1\u5e94\u8be5\u5305\u62ec\u6216\u7efc\u5408\u6709\u4e0a\u8ff0\u7684\u5404\u79cd\u6a21\u5f0f\uff0c\u6216\u53ef\u4ee5\u4fbf\u6377\u5730\u4e0e\u7b2c\u4e09\u65b9\u7ec4\u4ef6\u6784\u6210\u6709\u6548\u7684\u751f\u6001\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\">\u670d\u52a1\u62d3\u6251\u548c\u4e1a\u52a1\u7f51\u7edc\u662fSDN\u4e91\u7f51\u5206\u6790\u7684\u57fa\u672c\u6982\u5ff5\u3002\u670d\u52a1\u62d3\u6251\u4e0e\u4e1a\u52a1\u7f51\u7edc\u7684\u53d1\u73b0\u4e0e\u5206\u6790\u662fSDN\u76d1\u3001\u7ba1\u3001\u63a7\u81ea\u52a8\u5316\u5728\u7cfb\u7edf\u90e8\u7f72\u4e0e\u8fd0\u7ef4\u8fc7\u7a0b\u4e2d\u7684\u5173\u952e\u3002\u5728\u4f01\u4e1a\u4e1a\u52a1\u7cfb\u7edf\u6f14\u8fdb\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\uff0c\u6709\u6548\u5730\u8bc6\u522b\u73b0\u6709\u5e94\u7528\uff0c\u5728\u8fd0\u7ef4\u8fc7\u7a0b\u4e2d\u65b9\u4fbf\u5730\u5b9a\u4f4d\u5173\u8054\u4fe1\u606f\u3001\u4e86\u89e3\u5e94\u7528\u5c42\u9762\u7684\u5404\u79cd\u72b6\u51b5\uff0c\u662f\u5b9e\u73b0SDN\u4e91\u7f51\u76d1\u3001\u7ba1\u3001\u63a7\u64cd\u4f5c\u7684\u81ea\u52a8\u5316\u4ee5\u53ca\u767d\u540d\u5355\u6a21\u5f0f\u7684\u7ec6\u7c92\u5ea6\u7f51\u7edc\u4e0e\u5b89\u5168\u6574\u4f53\u89e3\u51b3\u65b9\u6848\uff08\u7b56\u7565\u8f93\u51fa\u3001\u53d8\u66f4\u9a8c\u8bc1\u529f\u80fd\u7b49\uff09\u7684\u57fa\u7840\u4e0e\u4fdd\u8bc1\u3002<\/p>\n\n\n\n\n<p dir=\"ltr\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-1023\" src=\"https:\/\/www.yunshan.net\/blog\/wp-content\/uploads\/2018\/06\/\u4e2d\u7f8e\u8bba\u9053\u7fa4-1024x512.jpg\" alt=\"%e4%b8%ad%e7%be%8e%e8%ae%ba%e9%81%93%e7%be%a4\" width=\"1024\" height=\"512\" \/><\/p>\n\n]]>\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\t\t\t\t<![CDATA[SDN\u4e91\u7f51\u5206\u6790\u57fa\u4e8e\u670d\u52a1\u62d3\u6251\u548c\u4e1a\u52a1\u7f51\u7edc\u4e24\u4e2a\u89c6\u89d2\u5bf9\u6570\u636e\u4e2d\u5fc3\u7684\u4e1a\u52a1\u5e94\u7528\u8fdb\u884c\u76f8\u5e94\u7684\u7528\u91cf\u3001\u6027\u80fd\u3001\u56de\u6eaf\u3001\u5b89\u5168\u7b49\u5206\u6790\uff0c\u662f\u5b9e\u73b0SDN\u767d\u540d\u5355\u6a21\u5f0f\u7684\u7ec6\u7c92\u5ea6\u7f51\u7edc\u4e0e\u5b89\u5168\u6574\u4f53\u89e3\u51b3\u65b9\u6848\u90e8\u7f72\u4e0e\u8fd0\u7ef4\u81ea\u52a8\u5316\u7684\u57fa\u7840\u548c\u4fdd\u8bc1\u3002]]>\t\t<\/p>\n","protected":false},"author":1,"featured_media":1256,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[173],"class_list":["post-25317","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-core","tag-deepflowsdn"],"_links":{"self":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/25317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/comments?post=25317"}],"version-history":[{"count":0,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/25317\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media\/1256"}],"wp:attachment":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media?parent=25317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/categories?post=25317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/tags?post=25317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}