\u4e00\u3001SDN\u4ea4\u6362\u673a\u914d\u7f6e\u53ca\u63a7\u5236\u6280\u672f\u5206\u6790<\/strong><\/div>\n
SDN\u91c7\u7528\u96c6\u4e2d\u63a7\u5236\u7684\u601d\u60f3\uff0c\u4f7fSDN\u63a7\u5236\u5668\u5177\u6709\u5168\u5c40\u89c6\u89d2\uff0c\u53ef\u4ee5\u4ece\u5168\u5c40\u4f18\u5316\u7684\u89d2\u5ea6\u6539\u53d8SDN\u4ea4\u6362\u673a\u7684\u8f6c\u53d1\u884c\u4e3a\uff0c\u63d0\u9ad8\u7f51\u7edc\u6027\u80fd\uff0c\u56e0\u6b64SDN\u4ea4\u6362\u673a\u914d\u7f6e\u53ca\u63a7\u5236\u6280\u672f\u5bf9\u4e8e\u6570\u636e\u4e2d\u5fc3\u7f51\u7edc\u6d41\u91cf\u8d1f\u8f7d\u5747\u8861\u5177\u5907\u975e\u5e38\u91cd\u8981\u7684\u610f\u4e49\u3002<\/p>\n
1. SDN\u4ea4\u6362\u673a\u63a7\u5236\u6280\u672f\u5206\u6790<\/strong><\/span><\/div>\n
Openflow\u662f\u5e94\u7528\u6700\u5e7f\u6cdb\u7684SDN\u4ea4\u6362\u673a\u89c4\u8303\u3002OpenFlow\u534f\u8bae\u652f\u63013\u79cd\u6d88\u606f\u7c7b\u578b\uff0c\u5206\u522b\u662fController-to-Switch(\u63a7\u5236\u5668\u4ea4\u6362\u673a\u6d88\u606f)\u3001Asynchronous(\u5f02\u6b65\u6d88\u606f)\u3001Symmetric(\u5bf9\u79f0\u6d88\u606f)\u3002<\/p>\n
\u6bcf\u4e00\u79cd\u6d88\u606f\u7c7b\u578b\u62e5\u6709\u591a\u4e2a\u5b50\u6d88\u606f\u7c7b\u578b\u3002\u5176\u4e2dController-to-Switch\u6d88\u606f\u662f\u7531\u63a7\u5236\u5668\u53d1\u8d77\uff0c\u7528\u6765\u7ba1\u7406\u548c\u83b7\u53d6\u4ea4\u6362\u673a\u7684\u72b6\u6001\u7684\u6d88\u606f;Asynchronous\u6d88\u606f\u662f\u7531\u4ea4\u6362\u673a\u53d1\u8d77\uff0c\u7528\u6765\u5c06\u4ea4\u6362\u673a\u72b6\u6001\u53d8\u5316\u548c\u7f51\u7edc\u4e8b\u4ef6\u66f4\u65b0\u5230\u63a7\u5236\u5668\u7684\u6d88\u606f;Symmetric\u6d88\u606f\u65e2\u53ef\u7531\u63a7\u5236\u5668\u4e5f\u53ef\u7531\u4ea4\u6362\u673a\u53d1\u8d77\u3002\u5404\u7c7b\u6d88\u606f\u7684\u5b50\u7c7b\u6d88\u606f\u63cf\u8ff0\u5982\u4e0b\u8868\u3002<\/p>\n
$\"\"$ <\/p>\n
2. SDN\u4ea4\u6362\u673a\u914d\u7f6e\u6280\u672f\u5206\u6790<\/strong><\/span><\/div>\n
OF-Config\u662fSDN\u7f51\u7edc\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u4ea4\u6362\u673a\u914d\u7f6e\u534f\u8bae\u3002OF-Config\u7531ONF\u7ec4\u7ec7\u4e2d\u7684Configuration&Management\u5de5\u4f5c\u7ec4\u8d1f\u8d23\u7ef4\u62a4\uff0c\u4e8e2012\u5e741\u67086\u65e5\u53d1\u5e03vl.0\u7248\u672c\u3002OF-Config\u7684\u6700\u4e3b\u8981\u76ee\u6807\u662f\u5728\u652f\u6301OpenFlow\u7684\u7f51\u7edc\u8bbe\u5907\u4e0a\u5b9e\u73b0\u57fa\u672c\u529f\u80fd\u914d\u7f6e\u3002\u9664\u6b64\u4e4b\u5916\uff0cOF-Config\u8fd8\u6839\u636e\u81ea\u8eab\u7684\u9700\u8981\u5236\u5b9a\u4e86\u591a\u79cd\u573a\u666f\u4e0b\u9700\u8981\u7684\u64cd\u4f5c\u8fd0\u7ef4\u80fd\u529b\u4ee5\u53ca\u5bf9\u4ea4\u6362\u673a\u7ba1\u7406\u534f\u8bae\u7684\u9700\u6c42\uff0c\u4e0b\u9762\u5c06\u4ece\u4e0a\u8ff0\u51e0\u4e2a\u65b9\u9762\u5206\u6790OF-Config\u534f\u8bae\u7684\u914d\u7f6e\u80fd\u529b\u3002OF-Config\u5728\u652f\u6301OpenFlow\u7684\u7f51\u7edc\u8bbe\u5907\u4e0a\u57fa\u672c\u529f\u80fd\u914d\u7f6e\u5305\u62ec\uff1a\u914d\u7f6e\u4e00\u81f3\u591a\u4e2a\u63a7\u5236\u5668\u7684IP\u5730\u5740;\u914d\u7f6e\u8bbe\u5907\u7684\u961f\u5217\u3001\u7aef\u53e3\u7b49\u8d44\u6e90;\u652f\u6301\u8fdc\u7a0b\u4fee\u6539\u8bbe\u5907\u7684\u7aef\u53e3\u72b6\u6001\u3002OF-Config\u4e2d\u5b9a\u4e49\u7684OpenFlow\u4ea4\u6362\u673a\u914d\u7f6e\u80fd\u529b\uff0c\u5982\u4e0b\u8868\u3002
\n $\"\"$
\n\u6b64\u5916\uff0c\u5728\u64cd\u4f5c\u8fd0\u7ef4\u65b9\u9762\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b4\u70b9\uff1a\u652f\u6301\u4ece\u591a\u4e2a\u914d\u7f6e\u70b9\u8fdb\u884c\u914d\u7f6e\u64cd;\u652f\u6301\u4e00\u4e2a\u914d\u7f6e\u70b9\u914d\u7f6e\u548c\u7ba1\u7406\u591a\u53f0\u4ea4\u6362\u673a;\u652f\u6301\u7531\u591a\u53f0\u63a7\u5236\u5668\u63a7\u5236\u540c\u4e00\u53f0\u903b\u8f91\u4ea4\u6362\u673a;\u652f\u6301\u5bf9\u5df2\u5206\u914d\u7ed9\u903b\u8f91\u4ea4\u6362\u673a\u7684\u7aef\u53e3\u548c\u961f\u5217\u7684\u914d\u7f6e\u3002\u800c\u5728\u7ba1\u7406\u534f\u8bae\u65b9\u9762\uff0cOF-Config\u505a\u51fa\u4e86\u66f4\u8be6\u7ec6\u7684\u89c4\u5b9a\uff0c\u5982\u534f\u8bae\u5fc5\u987b\u662f\u5b89\u5168\u7684\uff0c\u80fd\u591f\u786e\u4fdd\u5b8c\u6574\u6027\u548c\u79c1\u5bc6\u6027\uff0c\u5e76\u63d0\u4f9b\u53cc\u5411\u8eab\u4efd\u8ba4\u8bc1;\u534f\u8bae\u9700\u8981\u652f\u6301\u7531\u4ea4\u6362\u673a\u6216\u8005\u914d\u7f6e\u70b9\u53d1\u8d77\u7684\u8fde\u63a5\uff0c\u652f\u6301\u5bf9\u90e8\u5206\u4ea4\u6362\u673a\u7684\u914d\u7f6e;\u534f\u8bae\u5fc5\u987b\u5177\u6709\u826f\u597d\u7684\u6269\u5c55\u6027\uff0c\u80fd\u591f\u63d0\u4f9b\u534f\u8bae\u80fd\u529b\u62a5\u544a\u7b49\u3002<\/p>\n
3. SDN\u4ea4\u6362\u673a\u914d\u7f6e\u6280\u672f\u4e0e\u63a7\u5236\u6280\u672f\u7684\u5173\u7cfb<\/strong><\/span><\/div>\n
OF-Config\u8ddfOpenFlow\u7684\u5173\u7cfb\u662fOF-Config\u534f\u8bae\u4f5c\u4e3aOpenFlow\u534f\u8bae\u7684\u201c\u4f34\u4fa3\u201d\u534f\u8bae\uff0c\u89e3\u51b3OpenFlow\u534f\u8bae\u4e2d\u6ca1\u6709\u89c4\u5b9a\u7684OF\u4ea4\u6362\u673a\u7ba1\u7406\u548c\u914d\u7f6e\u6807\u51c6\u3002\u5728OpenFlow\u534f\u8bae\u4e2d\uff0c\u6709\u63a7\u5236\u5668\u5411OF\u4ea4\u6362\u673a\u53d1\u9001\u6d41\u8868\u4ee5\u63a7\u5236\u6570\u636e\u6d41\u7684\u8f6c\u53d1\u884c\u4e3a\uff0c\u4f46\u662f\u5b83\u5e76\u6ca1\u6709\u89c4\u5b9a\u5982\u4f55\u53bb\u7ba1\u7406\u548c\u914d\u7f6e\u8fd9\u4e9bOF\u4ea4\u6362\u673a\uff0c\u800cOF-Config\u5c31\u662f\u4e3a\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u800c\u63d0\u51fa\u7684\u3002<\/p>\n
OF-Config\u7684\u4f5c\u7528\u662f\u63d0\u4f9b\u4e00\u4e2a\u5f00\u653e\u63a5\u53e3\u7528\u4e8e\u8fdc\u7a0b\u7ba1\u7406\u548c\u914d\u7f6eOF\u4ea4\u6362\u673a\u3002\u5b83\u5e76\u4e0d\u4f1a\u5f71\u54cd\u5230\u6d41\u8868\u7684\u5185\u5bb9\u548c\u6570\u636e\u8f6c\u53d1\u884c\u4e3a\uff0c\u5bf9\u5b9e\u65f6\u6027\u4e5f\u6ca1\u6709\u592a\u9ad8\u7684\u8981\u6c42\u3002\u5177\u4f53\u5730\u8bf4\uff0c\u8bf8\u5982\u6784\u5efa\u6d41\u8868\u548c\u786e\u5b9a\u6570\u636e\u6d41\u8d70\u5411\u7b49\u4e8b\u9879\u5c06\u7531OpenFlow\u89c4\u8303\u8fdb\u884c\u89c4\u5b9a\uff0c\u800c\u8bf8\u5982\u5982\u4f55\u5728OpenFlow\u4ea4\u6362\u673a\u4e0b\u914d\u7f6e\u63a7\u5236\u5668IP\u5730\u5740\u3001\u5982\u4f55\u914d\u7f6e\u4ea4\u6362\u673a\u7aef\u53e3\u4e0a\u7684\u961f\u5217\u7b49\u64cd\u4f5c\u5219\u7531OF-Config\u534f\u8bae\u5b8c\u6210\u3002OpenFlow\u4e0eOF-Config\u7684\u5173\u7cfb\u5982\u4e0b\u8868\u3002
\n $\"\"$ <\/p>\n
\u4e8c\u3001SDN\u4ea4\u6362\u673a\u5e94\u7528\u53ca\u914d\u7f6e<\/strong><\/div>\n
SDN\u4ea4\u6362\u673a\u91c7\u7528\u865a\u62df\u7f51\u7edc\u8bbe\u5907\u6280\u672f\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u5b9e\u73b0\u6269\u5c55\u6570\u636e\u94fe\u8def\u5c42\uff0c\u800c\u4e14\u8fd8\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u3001\u5177\u6709\u5f39\u6027\u3001\u81ea\u9002\u5e94\u7684\u4e91\u8ba1\u7b97\u57fa\u7840\u7f51\u7edc\u3002\u90a3\u4e48SDN\u4ea4\u6362\u673a\u8be5\u5982\u4f55\u5b89\u88c5\u914d\u7f6e\u5462?<\/p>\n
1. SDN\u4ea4\u6362\u673a\u7684\u5b89\u88c5<\/strong><\/span><\/div>\n
\u4e3a\u4e86\u80fd\u591f\u4f7fSDN\u4ea4\u6362\u673a\u5b9e\u73b0\u5916\u7f51\u7684\u8fdc\u7a0b\u63a5\u5165\uff0c\u5728\u4f7f\u7528SDN\u4ea4\u6362\u673a\u65f6\uff0c\u5e94\u8be5\u5168\u9762\u7efc\u5408\u8003\u8651SDN\u4ea4\u6362\u673a\u7684\u5b89\u88c5\u4f4d\u7f6e\u3002\u5728\u5b89\u88c5SDN\u4ea4\u6362\u673a\u65f6\uff0c\u4e0d\u4ec5\u5e94\u8be5\u914d\u7f6eIP\u5730\u5740\uff0c\u540c\u65f6\u8fd8\u5e94\u8be5\u5bf9\u7aef\u53e3\u63d0\u4f9b\u5916\u90e8\u8bbf\u95ee\uff0c\u8fd9\u6837\u624d\u80fd\u5bf9SDN\u4ea4\u6362\u673a\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n
2. SDN\u4ea4\u6362\u673a\u914d\u7f6e<\/strong><\/span><\/div>\n
\u5728\u7cfb\u7edf\u4e2d\u5b89\u88c5SDN\u4ea4\u6362\u673a\u540e\uff0c\u914d\u7f6eSDN\u4ea4\u6362\u673a\u65f6\uff0c\u5e94\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\uff0c\u7136\u540e\u5230\u201c\u5f00\u59cb\/\u7a0b\u5e8f\u201d\u4e2d\u8fdb\u884c\u9009\u62e9\u201cSDN\u4ea4\u6362\u673a\u7ba1\u7406\u201d\u5e76\u4f7f\u5176\u8fd0\u884c\uff0c\u6839\u636e\u7cfb\u7edf\u8981\u6c42\u8f93\u5165SDN\u4ea4\u6362\u673a\u6240\u5728\u7684\u4f4d\u7f6e\uff0c\u5e76\u9009\u62e9Localhost\uff0c\u6700\u540e\u70b9\u51fb\u94fe\u63a5\uff0c\u7cfb\u7edf\u5c31\u4f1a\u8fdb\u5165\u547d\u4ee4\u884c\u4e0b\u7684\u914d\u7f6e\u754c\u9762\uff0c\u6839\u636e\u63d0\u793a\u53ef\u4ee5\u5b8c\u6210\u5bf9SDN\u4ea4\u6362\u673a\u7684\u914d\u7f6e\u3002<\/p>\n
3. \u865a\u62df\u7f51\u5361IP\u5730\u5740\u7684\u914d\u7f6e<\/strong><\/span><\/div>\n
\u5728\u4f7f\u7528SDN\u4ea4\u6362\u673a\u5b9e\u73b0\u8fdc\u7a0b\u7f51\u7edc\u7684\u63a5\u5165\u65f6\uff0c\u5bf9\u6bcf\u4e00\u4e2a\u9700\u8981\u63a5\u5165\u7684\u673a\u5668\u8bbe\u5907\u90fd\u8981\u5b89\u88c5\u865a\u62df\u7f51\u5361\u8f6f\u4ef6\uff0c\u5b89\u88c5\u5b8c\u6210\u540e\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\u5c31\u80fd\u591f\u8fdb\u5165\u7f51\u7edc\u914d\u7f6e\u7684\u7a97\u53e3\u8fdb\u884c\u7f51\u7edc\u914d\u7f6e\u3002<\/p>\n
4. \u5efa\u7acb\u8fde\u63a5<\/strong><\/span><\/div>\n
\u5728\u7cfb\u7edf\u4e2d\u5982\u679c\u5bf9\u901a\u4fe1\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u7cfb\u7edf\u7684\u201c\u8fde\u63a5\u7ba1\u7406\u201d\u4e2d\u4f1a\u5f39\u51fa\u201cEDOAS\u201d\u56fe\u6807\uff0c\u53cc\u51fb\u8be5\u56fe\u6807\uff0c\u76ee\u524d\u7684\u7cfb\u7edf\u4e0eSDN\u4ea4\u6362\u673a\u4e4b\u95f4\u5c31\u4f1a\u5efa\u7acb\u8fde\u63a5\uff0c\u5e76\u5728\u53f3\u4fa7\u7a97\u53e3\u5185\u663e\u793a\u5f53\u524d\u7cfb\u7edf\u4e0eSDN\u4ea4\u6362\u673a\u4e4b\u95f4\u7684\u8fde\u63a5\u72b6\u6001\u3002<\/p>\n
5. \u5b9e\u73b0\u8fdc\u7a0b\u673a\u5668\u5bf9\u5185\u90e8\u7f51\u7edc\u8d44\u6e90\u7684\u8bbf\u95ee<\/strong><\/span><\/div>\n
\u5982\u679c\u8fdc\u7a0b\u673a\u5668\u8981\u8bbf\u95ee\u5185\u90e8\u8d44\u6e90\uff0c\u9996\u5148\u5e94\u8be5\u4e0e\u4ea4\u6362\u673a\u5efa\u7acb\u8fde\u63a5\uff0c\u8fd8\u5e94\u5b8c\u6210\u63d0\u4f9b\u670d\u52a1\u7684\u673a\u5668\u4e0eSDN\u4ea4\u6362\u673a\u4e4b\u95f4\u7684\u8fde\u63a5\uff0c\u7136\u540e\u5728\u8fdc\u7a0b\u673a\u5668\u7684IE\u5730\u5740\u4e2d\u8f93\u5165\u9700\u8981\u8bbf\u95ee\u7684\u5730\u5740\uff0c\u5c31\u53ef\u4ee5\u5b9e\u73b0\u5916\u7f51\u673a\u5668\u5bf9\u5185\u90e8\u7f51\u7edc\u7684\u8bbf\u95ee\u3002<\/p>\n
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