{"id":6107,"date":"2024-11-05T19:56:40","date_gmt":"2024-11-05T11:56:40","guid":{"rendered":"https:\/\/www.xinyixx.com\/?p=6107"},"modified":"2024-11-05T19:56:40","modified_gmt":"2024-11-05T11:56:40","slug":"openflow","status":"publish","type":"post","link":"https:\/\/www.xinyixx.com\/index.php\/2024\/11\/05\/openflow\/","title":{"rendered":"OpenFlow\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>OpenFlow\u662f\u4e00\u79cd\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\uff0c\u5e94\u7528\u4e8e<a href=\"https:\/\/info.support.huawei.com\/info-finder\/encyclopedia\/zh\/SDN.html\">SDN<\/a>\u67b6\u6784\u4e2d\u63a7\u5236\u5668\u548c\u8f6c\u53d1\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<a href=\"https:\/\/info.support.huawei.com\/info-finder\/encyclopedia\/zh\/SDN.html\">\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc<\/a>SDN\u7684\u4e00\u4e2a\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u201c\u8f6c\u53d1\u3001\u63a7\u5236\u5206\u79bb\u201d\uff0c\u8981\u5b9e\u73b0\u8f6c\u3001\u63a7\u5206\u79bb\uff0c\u5c31\u9700\u8981\u5728\u63a7\u5236\u5668\u4e0e\u8f6c\u53d1\u5668\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u901a\u4fe1\u63a5\u53e3\u6807\u51c6\uff0c\u5141\u8bb8\u63a7\u5236\u5668\u76f4\u63a5\u8bbf\u95ee\u548c\u63a7\u5236\u8f6c\u53d1\u5668\u7684\u8f6c\u53d1\u5e73\u9762\u3002OpenFlow\u5f15\u5165\u4e86\u201c\u6d41\u8868\u201d\u7684\u6982\u5ff5\uff0c\u8f6c\u53d1\u5668\u901a\u8fc7\u6d41\u8868\u6765\u6307\u5bfc\u6570\u636e\u5305\u7684\u8f6c\u53d1\u3002\u63a7\u5236\u5668\u6b63\u662f\u901a\u8fc7OpenFlow\u63d0\u4f9b\u7684\u63a5\u53e3\u5728\u8f6c\u53d1\u5668\u4e0a\u90e8\u7f72\u76f8\u5e94\u7684\u6d41\u8868\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u8f6c\u53d1\u5e73\u9762\u7684\u63a7\u5236\u3002<\/p>\n\n\n\n<p><strong>\u76ee\u5f55<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>OpenFlow\u7684\u8d77\u6e90\u4e0e\u53d1\u5c55<\/li>\n\n\n\n<li>OpenFlow\u7684\u5de5\u4f5c\u539f\u7406<\/li>\n\n\n\n<li>OpenFlow\u7684\u5e94\u7528\u573a\u666f<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"content1\">OpenFlow\u7684\u8d77\u6e90\u4e0e\u53d1\u5c55<\/h2>\n\n\n\n<p>OpenFlow\u8d77\u6e90\u4e8e\u65af\u5766\u798f\u5927\u5b66\u7684Clean Slate\u9879\u76ee\uff0c\u8be5\u9879\u76ee\u7684\u76ee\u6807\u662f\u8981\u201c\u91cd\u5851\u4e92\u8054\u7f51\u201d\uff0c\u65e8\u5728\u6539\u53d8\u8bbe\u8ba1\u5df2\u7565\u663e\u4e0d\u5408\u65f6\u5b9c\uff0c\u4e14\u96be\u4ee5\u8fdb\u5316\u53d1\u5c55\u7684\u73b0\u6709\u7f51\u7edc\u57fa\u7840\u67b6\u6784\u3002\u57282006\u5e74\uff0c\u65af\u5766\u798f\u7684\u5b66\u751fMartin Casado\u9886\u5bfc\u4e86\u4e00\u4e2a\u5173\u4e8e\u7f51\u7edc\u5b89\u5168\u4e0e\u7ba1\u7406\u7684\u9879\u76ee\uff0c\u8bd5\u56fe\u901a\u8fc7\u4e00\u4e2a\u96c6\u4e2d\u5f0f\u7684\u63a7\u5236\u5668\uff0c\u8ba9\u7f51\u7edc\u7ba1\u7406\u5458\u65b9\u4fbf\u5730\u5b9a\u4e49\u57fa\u4e8e\u7f51\u7edc\u6d41\u7684\u5b89\u5168\u63a7\u5236\u7b56\u7565\uff0c\u5e76\u5c06\u8fd9\u4e9b<a href=\"https:\/\/info.support.huawei.com\/info-finder\/encyclopedia\/zh\/%E5%AE%89%E5%85%A8%E7%AD%96%E7%95%A5.html\">\u5b89\u5168\u7b56\u7565<\/a>\u5e94\u7528\u5230\u5404\u79cd\u7f51\u7edc\u8bbe\u5907\u4e2d\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u6574\u4e2a\u7f51\u7edc\u901a\u8baf\u7684\u5b89\u5168\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u53d7\u6b64\u9879\u76ee\u542f\u53d1\uff0cClean Slate\u9879\u76ee\u7684\u8d1f\u8d23\u4ebaNick McKeown\u6559\u6388\u53ca\u5176\u56e2\u961f\u53d1\u73b0\uff0c\u5982\u679c\u5c06\u4f20\u7edf\u7f51\u7edc\u8bbe\u5907\u7684\u6570\u636e\u8f6c\u53d1\u548c\u8def\u7531\u63a7\u5236\u4e24\u4e2a\u529f\u80fd\u6a21\u5757\u76f8\u5206\u79bb\uff0c\u901a\u8fc7\u96c6\u4e2d\u5f0f\u7684\u63a7\u5236\u5668\uff08Controller\uff09\u4ee5\u6807\u51c6\u5316\u7684\u63a5\u53e3\u5bf9\u5404\u79cd\u7f51\u7edc\u8bbe\u5907\u8fdb\u884c\u7ba1\u7406\u548c\u914d\u7f6e\uff0c\u90a3\u4e48\u8fd9\u5c06\u4e3a\u7f51\u7edc\u8d44\u6e90\u7684\u8bbe\u8ba1\u3001\u7ba1\u7406\u548c\u4f7f\u7528\u63d0\u4f9b\u66f4\u591a\u7684\u53ef\u80fd\u6027\uff0c\u4ece\u800c\u66f4\u5bb9\u6613\u63a8\u52a8\u7f51\u7edc\u7684\u9769\u65b0\u4e0e\u53d1\u5c55\u3002\u4e8e\u662f\uff0c\u4ed6\u4eec\u4fbf\u63d0\u51fa\u4e86OpenFlow\u7684\u6982\u5ff5\uff0c\u5e76\u4e14\u4e8e2008\u5e74\u53d1\u8868\u4e86\u9898\u4e3a\u300aOpenFlow: Enabling Innovation in Campus Networks\u300b\u7684\u8bba\u6587\uff0c\u9996\u6b21\u8be6\u7ec6\u5730\u4ecb\u7ecd\u4e86OpenFlow\u7684\u539f\u7406\u548c\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<p>2009\u5e74\uff0c\u57fa\u4e8eOpenFlow\uff0c\u8be5\u7814\u7a76\u56e2\u961f\u8fdb\u4e00\u6b65\u63d0\u51fa\u4e86<a href=\"https:\/\/info.support.huawei.com\/info-finder\/encyclopedia\/zh\/SDN.html\">SDN<\/a>\uff08Software Defined Network\uff0c<a href=\"https:\/\/info.support.huawei.com\/info-finder\/encyclopedia\/zh\/SDN.html\">\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc<\/a>\uff09\u7684\u6982\u5ff5\uff0c\u5f15\u8d77\u4e86\u884c\u4e1a\u7684\u5e7f\u6cdb\u5173\u6ce8\u548c\u91cd\u89c6\u30022011\u5e74\uff0c\u7531Google\u3001Facebook\u3001\u5fae\u8f6f\u7b49\u516c\u53f8\u5171\u540c\u53d1\u8d77\u6210\u7acb\u4e86\u4e00\u4e2a\u5bf9SDN\u5f71\u54cd\u6df1\u8fdc\u7684\u7ec4\u7ec7ONF\uff08Open Networking Foundation\uff09\uff0c\u81f4\u529b\u4e8e\u53d1\u5c55SDN\u3002ONF\u5c06OpenFlow\u5b9a\u4e49\u4e3aSDN\u67b6\u6784\u7684\u63a7\u5236\u5c42\u548c\u8f6c\u53d1\u5c42\u4e4b\u95f4\u7684\u7b2c\u4e00\u4e2a\u5357\u5411\u6807\u51c6\u901a\u4fe1\u63a5\u53e3\uff0c\u5e76\u52a0\u5927OpenFlow\u7684\u6807\u51c6\u5316\u529b\u5ea6\u3002<\/p>\n\n\n\n<p><noscript><img decoding=\"async\" src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=562f902f989441169ceff99a699b4269\" alt=\"OpenFlow\u5728SDN\u4e2d\u7684\u4f4d\u7f6e\"><\/noscript><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"OpenFlow\u5728SDN\u4e2d\u7684\u4f4d\u7f6e\" data-src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=562f902f989441169ceff99a699b4269\" class=\" lazyload\"><br><em>OpenFlow\u5728SDN\u4e2d\u7684\u4f4d\u7f6e<\/em><\/p>\n\n\n\n<p>\u81ea2009\u5e74\u5e95\u53d1\u5e03\u7b2c\u4e00\u4e2a\u6b63\u5f0f\u7248\u672cv1.0\u4ee5\u6765\uff0cOpenFlow\u534f\u8bae\u5df2\u7ecf\u7ecf\u5386\u4e861.1\u30011.2\u30011.3\u4ee5\u53ca\u6700\u65b0\u53d1\u5e03\u76841.5\u7b49\u7248\u672c\u7684\u6f14\u8fdb\u8fc7\u7a0b\u3002\u76ee\u524d\u4f7f\u7528\u548c\u652f\u6301\u6700\u591a\u7684\u662fOpenFlow1.0\u548cOpenFlow1.3\u7248\u672c\u3002<\/p>\n\n\n\n<p><noscript><img decoding=\"async\" src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=8b74410ab7744dd3b04eeb81a3f79759\" alt=\"OpenFlow\u5404\u4e2a\u7248\u672c\u7684\u6f14\u8fdb\u8fc7\u7a0b\u548c\u4e3b\u8981\u53d8\u5316\"><\/noscript><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"OpenFlow\u5404\u4e2a\u7248\u672c\u7684\u6f14\u8fdb\u8fc7\u7a0b\u548c\u4e3b\u8981\u53d8\u5316\" data-src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=8b74410ab7744dd3b04eeb81a3f79759\" class=\" lazyload\"><br><em>OpenFlow\u5404\u4e2a\u7248\u672c\u7684\u6f14\u8fdb\u8fc7\u7a0b\u548c\u4e3b\u8981\u53d8\u5316<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"content2\">OpenFlow\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p>\u6574\u4e2aOpenFlow\u534f\u8bae\u67b6\u6784\u7531\u63a7\u5236\u5668\uff08Controller\uff09\u3001OpenFlow\u4ea4\u6362\u673a\uff08OpenFlow Switch\uff09\u3001\u4ee5\u53ca\u5b89\u5168\u901a\u9053\uff08Secure Channel\uff09\u7ec4\u6210\u3002\u63a7\u5236\u5668\u5bf9\u7f51\u7edc\u8fdb\u884c\u96c6\u4e2d\u63a7\u5236\uff0c\u5b9e\u73b0\u63a7\u5236\u5c42\u7684\u529f\u80fd\uff1bOpenFlow\u4ea4\u6362\u673a\u8d1f\u8d23\u6570\u636e\u5c42\u7684\u8f6c\u53d1\uff0c\u4e0e\u63a7\u5236\u5668\u4e4b\u95f4\u901a\u8fc7\u5b89\u5168\u901a\u9053\u8fdb\u884c\u6d88\u606f\u4ea4\u4e92\uff0c\u5b9e\u73b0\u8868\u9879\u4e0b\u53d1\u3001\u72b6\u6001\u4e0a\u62a5\u7b49\u529f\u80fd\u3002<\/p>\n\n\n\n<p><noscript><img decoding=\"async\" src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=0f4b091bf0f94c7fb9a336f6e239b055\" alt=\"OpenFlow\u534f\u8bae\u67b6\u6784\"><\/noscript><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"OpenFlow\u534f\u8bae\u67b6\u6784\" data-src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=0f4b091bf0f94c7fb9a336f6e239b055\" class=\" lazyload\"><br><em>OpenFlow\u534f\u8bae\u67b6\u6784<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">OpenFlow\u63a7\u5236\u5668<\/h3>\n\n\n\n<p>OpenFlow\u63a7\u5236\u5668\u4f4d\u4e8e<a href=\"https:\/\/info.support.huawei.com\/info-finder\/encyclopedia\/zh\/SDN.html\">SDN<\/a>\u67b6\u6784\u4e2d\u7684\u63a7\u5236\u5c42\uff0c\u662fSDN\u7684\u201c\u5927\u8111\u201d\uff0c\u901a\u8fc7OpenFlow\u534f\u8bae\u6307\u5bfc\u8bbe\u5907\u7684\u8f6c\u53d1\u3002\u76ee\u524d\u4e3b\u6d41\u7684OpenFlow\u63a7\u5236\u5668\u5206\u4e3a\u4e24\u5927\u7c7b\uff1a\u5f00\u6e90\u63a7\u5236\u5668\u548c\u5382\u5546\u5f00\u53d1\u7684\u5546\u7528\u63a7\u5236\u5668\u3002\u5e38\u89c1\u7684\u5f00\u6e90\u63a7\u5236\u5668\u4f8b\u5982NOX\/POX\u3001OpenDaylight\u7b49\u3002\u5382\u5546\u7684\u5546\u7528\u63a7\u5236\u5668\u6709Huawei\u7684<a href=\"https:\/\/e.huawei.com\/cn\/products\/network-management-and-analysis-software\" target=\"_blank\" rel=\"noreferrer noopener\">iMaster NCE<\/a>\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">OpenFlow\u5b89\u5168\u901a\u9053<\/h3>\n\n\n\n<p>\u5b89\u5168\u901a\u9053\u5c31\u662f\u8fde\u63a5OpenFlow\u4ea4\u6362\u673a\u4e0e\u63a7\u5236\u5668\u7684\u4fe1\u9053\uff0c\u8d1f\u8d23\u5728OpenFlow\u4ea4\u6362\u673a\u548c\u63a7\u5236\u5668\u4e4b\u95f4\u5efa\u7acb\u5b89\u5168\u94fe\u63a5\u3002\u63a7\u5236\u5668\u901a\u8fc7\u8fd9\u4e2a\u901a\u9053\u6765\u63a7\u5236\u548c\u7ba1\u7406\u4ea4\u6362\u673a\uff0c\u540c\u65f6\u63a5\u6536\u6765\u81ea\u4ea4\u6362\u673a\u7684\u53cd\u9988\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7OpenFlow\u5b89\u5168\u901a\u9053\u7684\u4fe1\u606f\u4ea4\u4e92\u5fc5\u987b\u6309\u7167OpenFlow\u534f\u8bae\u89c4\u5b9a\u7684\u683c\u5f0f\u6765\u6267\u884c\uff0c\u901a\u5e38\u91c7\u7528TLS\uff08Transport Layer Security\uff09\u52a0\u5bc6\uff0c\u5728\u4e00\u4e9bOpenFlow\u7248\u672c\u4e2d\uff081.1\u53ca\u4ee5\u4e0a\uff09\uff0c\u6709\u65f6\u4e5f\u4f1a\u901a\u8fc7TCP\u660e\u6587\u6765\u5b9e\u73b0\u3002\u901a\u9053\u4e2d\u4f20\u8f93\u7684OpenFlow\u6d88\u606f\u7c7b\u578b\u5305\u62ec\u4ee5\u4e0b\u4e09\u79cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Controller-to-Switch\u6d88\u606f\uff1a\u7531\u63a7\u5236\u5668\u53d1\u51fa\u3001OpenFlow\u4ea4\u6362\u673a\u63a5\u6536\u5e76\u5904\u7406\u7684\u6d88\u606f\uff0c\u4e3b\u8981\u7528\u6765\u7ba1\u7406\u6216\u83b7\u53d6OpenFlow\u4ea4\u6362\u673a\u72b6\u6001\u3002<\/li>\n\n\n\n<li>Asynchronous\u6d88\u606f\uff1a\u7531OpenFlow\u4ea4\u6362\u673a\u53d1\u7ed9\u63a7\u5236\u5668\uff0c\u7528\u6765\u5c06\u7f51\u7edc\u4e8b\u4ef6\u6216\u8005\u4ea4\u6362\u673a\u72b6\u6001\u53d8\u5316\u66f4\u65b0\u5230\u63a7\u5236\u5668\u3002<\/li>\n\n\n\n<li>Symmetric\u6d88\u606f\uff1a\u53ef\u7531OpenFlow\u4ea4\u6362\u673a\u53d1\u51fa\u4e5f\u53ef\u7531\u63a7\u5236\u5668\u53d1\u51fa\uff0c\u4e5f\u4e0d\u5fc5\u901a\u8fc7\u8bf7\u6c42\u5efa\u7acb\uff0c\u4e3b\u8981\u7528\u6765\u5efa\u7acb\u8fde\u63a5\u3001\u68c0\u6d4b\u5bf9\u65b9\u662f\u5426\u5728\u7ebf\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">OpenFlow\u4ea4\u6362\u673a<\/h3>\n\n\n\n<p>OpenFlow\u4ea4\u6362\u673a\u662f\u6574\u4e2aOpenFlow\u7f51\u7edc\u7684\u6838\u5fc3\u90e8\u4ef6\uff0c\u4e3b\u8981\u8d1f\u8d23\u6570\u636e\u5c42\u7684\u8f6c\u53d1\u3002OpenFlow\u4ea4\u6362\u673a\u53ef\u4ee5\u662f\u7269\u7406\u7684\u4ea4\u6362\u673a\/\u8def\u7531\u5668\uff0c\u4e5f\u53ef\u4ee5\u662f\u865a\u62df\u5316\u7684\u4ea4\u6362\u673a\/\u8def\u7531\u5668\u3002\u6309\u7167\u5bf9OpenFlow\u7684\u652f\u6301\u7a0b\u5ea6\uff0cOpenFlow\u4ea4\u6362\u673a\u53ef\u4ee5\u5206\u4e3a\u4e24\u7c7b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>OpenFlow\u4e13\u7528\u4ea4\u6362\u673a\uff1a\u4e00\u4e2a\u6807\u51c6\u7684OpenFlow\u8bbe\u5907\uff0c\u4ec5\u652f\u6301OpenFlow\u8f6c\u53d1\u3002\u4ed6\u4e0d\u652f\u6301\u73b0\u6709\u7684\u5546\u7528\u4ea4\u6362\u673a\u4e0a\u7684\u6b63\u5e38\u5904\u7406\u6d41\u7a0b\uff0c\u6240\u6709\u7ecf\u8fc7\u8be5\u4ea4\u6362\u673a\u7684\u6570\u636e\u90fd\u6309\u7167OpenFlow\u7684\u6a21\u5f0f\u8fdb\u884c\u8f6c\u53d1\u3002<\/li>\n\n\n\n<li>OpenFlow\u517c\u5bb9\u578b\u4ea4\u6362\u673a\uff1a\u65e2\u652f\u6301OpenFlow\u8f6c\u53d1\uff0c\u4e5f\u652f\u6301\u6b63\u5e38\u4e8c\u4e09\u5c42\u8f6c\u53d1\u3002\u8fd9\u662f\u5728\u5546\u4e1a\u4ea4\u6362\u673a\u7684\u57fa\u7840\u4e0a\u6dfb\u52a0\u6d41\u8868\u3001\u5b89\u5168\u901a\u9053\u548cOpenFlow\u534f\u8bae\u6765\u83b7\u5f97\u4e86OpenFlow\u7279\u6027\u7684\u4ea4\u6362\u673a\u3002<\/li>\n<\/ul>\n\n\n\n<p>OpenFlow\u4ea4\u6362\u673a\u5728\u5b9e\u9645\u8f6c\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u4f9d\u8d56\u4e8e\u6d41\u8868\uff08Flow Table\uff09\u3002\u6d41\u8868\u662fOpenFlow\u4ea4\u6362\u673a\u8fdb\u884c\u6570\u636e\u8f6c\u53d1\u7684\u7b56\u7565\u8868\u9879\u96c6\u5408\uff0c\u6307\u793a\u4ea4\u6362\u673a\u5982\u4f55\u5904\u7406\u6d41\u91cf\uff0c\u6240\u6709\u8fdb\u5165\u4ea4\u6362\u673a\u7684\u62a5\u6587\u90fd\u6309\u7167\u6d41\u8868\u8fdb\u884c\u8f6c\u53d1\u3002\u6d41\u8868\u672c\u8eab\u7684\u751f\u6210\u3001\u7ef4\u62a4\u3001\u4e0b\u53d1\u5b8c\u5168\u7531\u63a7\u5236\u5668\u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p><strong>\u6d41\u8868\u9879\u7684\u7ec4\u6210<\/strong><\/p>\n\n\n\n<p>\u5728\u4f20\u7edf\u7f51\u7edc\u8bbe\u5907\u4e2d\uff0c\u4ea4\u6362\u673a\/\u8def\u7531\u5668\u7684\u6570\u636e\u8f6c\u53d1\u9700\u8981\u4f9d\u8d56\u8bbe\u5907\u4e2d\u4fdd\u5b58\u7684\u4e8c\u5c42MAC\u5730\u5740\u8f6c\u53d1\u8868\u3001\u4e09\u5c42IP\u5730\u5740\u8def\u7531\u8868\u4ee5\u53ca\u4f20\u8f93\u5c42\u7684\u7aef\u53e3\u53f7\u7b49\u3002OpenFlow\u4ea4\u6362\u673a\u4e2d\u4f7f\u7528\u7684\u201c\u6d41\u8868\u201d\u4e5f\u662f\u5982\u6b64\uff0c\u4e0d\u8fc7\u4ed6\u7684\u8868\u9879\u5e76\u975e\u662f\u6307\u666e\u901a\u7684IP\u4e94\u5143\u7ec4\uff0c\u800c\u662f\u6574\u5408\u4e86\u7f51\u7edc\u4e2d\u5404\u4e2a\u5c42\u6b21\u7684\u7f51\u7edc\u914d\u7f6e\u4fe1\u606f\uff0c\u7531\u4e00\u4e9b\u5173\u952e\u5b57\u548c\u6267\u884c\u52a8\u4f5c\u7ec4\u6210\u7684\u7075\u6d3b\u89c4\u5219\u3002<\/p>\n\n\n\n<p>OpenFlow\u6d41\u8868\u7684\u6bcf\u4e2a\u6d41\u8868\u9879\u90fd\u7531\u5339\u914d\u57df\uff08Match Fields\uff09\u3001\u5904\u7406\u6307\u4ee4\uff08Instructions\uff09\u7b49\u90e8\u5206\u7ec4\u6210\u3002\u6d41\u8868\u9879\u4e2d\u6700\u4e3a\u91cd\u8981\u7684\u90e8\u5206\u5c31\u662f\u5339\u914d\u57df\u548c\u6307\u4ee4\uff0c\u5f53OpenFlow\u4ea4\u6362\u673a\u6536\u5230\u4e00\u4e2a\u6570\u636e\u5305\uff0c\u5c06\u5305\u5934\u89e3\u6790\u540e\u4e0e\u6d41\u8868\u4e2d\u6d41\u8868\u9879\u7684\u5339\u914d\u57df\u8fdb\u884c\u5339\u914d\uff0c\u5339\u914d\u6210\u529f\u5219\u6267\u884c\u6307\u4ee4\u3002<\/p>\n\n\n\n<p>\u6d41\u8868\u9879\u7684\u7ed3\u6784\u968f\u7740OpenFlow\u7248\u672c\u7684\u6f14\u8fdb\u4e0d\u65ad\u4e30\u5bcc\uff0c\u4e0d\u540c\u534f\u8bae\u7248\u672c\u7684\u6d41\u8868\u9879\u7ed3\u6784\u5982\u4e0b\u3002<\/p>\n\n\n\n<p><noscript><img decoding=\"async\" src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=f0f041436f83441a9c4d7a92d8844ffe\" alt=\"\u6d41\u8868\u9879\u7ec4\u6210\"><\/noscript><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"\u6d41\u8868\u9879\u7ec4\u6210\" data-src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=f0f041436f83441a9c4d7a92d8844ffe\" class=\" lazyload\"><br><em>\u6d41\u8868\u9879\u7ec4\u6210<\/em><\/p>\n\n\n\n<p><strong>\u591a\u7ea7\u6d41\u8868\u4e0e\u6d41\u6c34\u7ebf\u5904\u7406<\/strong><\/p>\n\n\n\n<p>OpenFlow v1.0\u91c7\u7528\u5355\u6d41\u8868\u5339\u914d\u6a21\u5f0f\uff0c\u8fd9\u79cd\u6a21\u5f0f\u867d\u7136\u7b80\u5355\uff0c\u4f46\u662f\u5f53\u7f51\u7edc\u9700\u6c42\u8d8a\u6765\u8d8a\u590d\u6742\u65f6\uff0c\u5404\u79cd\u7b56\u7565\u653e\u5728\u540c\u4e00\u5f20\u8868\u4e2d\u663e\u5f97\u5341\u5206\u81c3\u80bf\u3002\u8fd9\u4f7f\u5f97\u63a7\u5236\u5e73\u9762\u7684\u7ba1\u7406\u53d8\u5f97\u5341\u5206\u56f0\u96be\uff0c\u800c\u4e14\u968f\u7740\u6d41\u8868\u957f\u5ea6\u4e0e\u6570\u76ee\u7684\u589e\u52a0\uff0c\u5bf9\u786c\u4ef6\u6027\u80fd\u8981\u6c42\u4e5f\u8d8a\u6765\u8d8a\u9ad8\u3002<\/p>\n\n\n\n<p>\u4eceOpenFlow v1.1\u5f00\u59cb\u5f15\u5165\u4e86\u591a\u7ea7\u6d41\u8868\u548c\u6d41\u6c34\u7ebf\u5904\u7406\u673a\u5236\uff0c\u5f53\u62a5\u6587\u8fdb\u5165\u4ea4\u6362\u673a\u540e\uff0c\u4ece\u5e8f\u53f7\u6700\u5c0f\u7684\u6d41\u8868\u5f00\u59cb\u4f9d\u6b21\u5339\u914d\uff0c\u62a5\u6587\u901a\u8fc7\u8df3\u8f6c\u6307\u4ee4\u8df3\u8f6c\u81f3\u540e\u7eed\u67d0\u4e00\u6d41\u8868\u7ee7\u7eed\u8fdb\u884c\u5339\u914d\uff0c\u8fd9\u6837\u5c31\u6784\u6210\u4e86\u4e00\u6761\u6d41\u6c34\u7ebf\u3002\u591a\u7ea7\u6d41\u8868\u7684\u51fa\u73b0\u4e00\u65b9\u9762\u80fd\u591f\u5b9e\u73b0\u5bf9\u6570\u636e\u5305\u7684\u590d\u6742\u5904\u7406\uff0c\u53e6\u4e00\u65b9\u9762\u53c8\u80fd\u6709\u6548\u964d\u4f4e\u5355\u5f20\u6d41\u8868\u7684\u957f\u5ea6\uff0c\u63d0\u9ad8\u67e5\u8868\u6548\u7387\u3002<\/p>\n\n\n\n<p><noscript><img decoding=\"async\" src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=4e4f2be3cbd7488a89c2885af0fd550e\" alt=\"\u591a\u7ea7\u6d41\u8868\u5904\u7406\u6d41\u7a0b\"><\/noscript><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"\u591a\u7ea7\u6d41\u8868\u5904\u7406\u6d41\u7a0b\" data-src=\"https:\/\/download.huawei.com\/mdl\/image\/download?uuid=4e4f2be3cbd7488a89c2885af0fd550e\" class=\" lazyload\"><br><em>\u591a\u7ea7\u6d41\u8868\u5904\u7406\u6d41\u7a0b<\/em><\/p>\n\n\n\n<p><strong>\u6d41\u8868\u4e0b\u53d1\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>OpenFlow\u6d41\u8868\u7684\u4e0b\u53d1\u5206\u53ef\u4ee5\u662f\u4e3b\u52a8\uff08Proactive\uff09\u7684\uff0c\u4e5f\u53ef\u4ee5\u662f\u88ab\u52a8\uff08Reactive\uff09\u7684\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u52a8\u6a21\u5f0f\u4e0b\uff0c\u63a7\u5236\u5668\u5c06\u81ea\u5df1\u6536\u96c6\u7684\u6d41\u8868\u4fe1\u606f\u4e3b\u52a8\u4e0b\u53d1\u7ed9OpenFlow\u4ea4\u6362\u673a\uff0c\u968f\u540e\u4ea4\u6362\u673a\u53ef\u4ee5\u76f4\u63a5\u6839\u636e\u6d41\u8868\u8fdb\u884c\u8f6c\u53d1\u3002<\/li>\n\n\n\n<li>\u88ab\u52a8\u6a21\u5f0f\u4e0b\uff0cOpenFlow\u4ea4\u6362\u673a\u6536\u5230\u4e00\u4e2a\u62a5\u6587\u800c\u67e5\u6d41\u8868\u5931\u8d25\u65f6\uff0c\u4f1a\u53d1\u9001\u6d88\u606f\u8be2\u95ee\u63a7\u5236\u5668\uff0c\u7531\u63a7\u5236\u5668\u8fdb\u884c\u51b3\u7b56\u8be5\u5982\u4f55\u8f6c\u53d1\uff0c\u5e76\u8ba1\u7b97\u3001\u4e0b\u53d1\u76f8\u5e94\u7684\u6d41\u8868\u3002\u88ab\u52a8\u6a21\u5f0f\u7684\u597d\u5904\u662f\u4ea4\u6362\u673a\u65e0\u9700\u7ef4\u62a4\u5168\u90e8\u7684\u6d41\u8868\uff0c\u53ea\u6709\u5f53\u5b9e\u9645\u7684\u6d41\u91cf\u4ea7\u751f\u65f6\u624d\u5411\u63a7\u5236\u5668\u83b7\u53d6\u6d41\u8868\u8bb0\u5f55\u5e76\u5b58\u50a8\uff0c\u5f53\u8001\u5316\u5b9a\u65f6\u5668\u8d85\u65f6\u540e\u53ef\u4ee5\u5220\u9664\u76f8\u5e94\u7684\u6d41\u8868\uff0c\u56e0\u6b64\u53ef\u4ee5\u5927\u5927\u8282\u7701\u4ea4\u6362\u673a\u82af\u7247\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"content3\">OpenFlow\u7684\u5e94\u7528\u573a\u666f<\/h2>\n\n\n\n<p>\u968f\u7740OpenFlow\u6982\u5ff5\u7684\u53d1\u5c55\u548c\u63a8\u5e7f\uff0c\u5176\u7814\u7a76\u548c\u5e94\u7528\u9886\u57df\u4e5f\u5f97\u5230\u4e86\u4e0d\u65ad\u62d3\u5c55\uff0c\u4e3b\u8981\u5305\u62ec\u7f51\u7edc\u865a\u62df\u5316\u3001\u5b89\u5168\u548c\u8bbf\u95ee\u63a7\u5236\u3001\u8d1f\u8f7d\u5747\u8861\u7b49\u65b9\u9762\u3002\u4e0b\u9762\u4ee5\u51e0\u4e2a\u5178\u578b\u7684\u573a\u666f\u6765\u5c55\u793aOpenFlow\u7684\u5e94\u7528\uff1a<\/p>\n\n\n\n<ul 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