{"id":479085,"date":"2023-08-09T10:01:33","date_gmt":"2023-08-09T10:01:33","guid":{"rendered":""},"modified":"2023-09-05T11:18:10","modified_gmt":"2023-09-05T11:18:10","slug":"software-defined-networking","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/cn\/wiki\/software-defined-networking\/","title":{"rendered":"\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc"},"content":{"rendered":"<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\uff08SDN\uff09\u662f\u4e00\u79cd\u9769\u547d\u6027\u7684\u7f51\u7edc\u7ba1\u7406\u65b9\u6cd5\uff0c\u65e8\u5728\u7b80\u5316\u548c\u96c6\u4e2d\u7f51\u7edc\u8d44\u6e90\u7684\u63a7\u5236\u3002\u5b83\u5c06\u5e95\u5c42\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u4ece\u4f7f\u7528\u5b83\u7684\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u4e2d\u62bd\u8c61\u51fa\u6765\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u7075\u6d3b\u3001\u52a8\u6001\u548c\u9ad8\u6548\u7684\u7f51\u7edc\u7ba1\u7406\u3002 SDN\u5c06\u63a7\u5236\u5e73\u9762\u4e0e\u6570\u636e\u5e73\u9762\u89e3\u8026\uff0c\u5141\u8bb8\u7f51\u7edc\u7ba1\u7406\u5458\u901a\u8fc7\u96c6\u4e2d\u5f0f\u8f6f\u4ef6\u63a7\u5236\u5668\u6765\u7ba1\u7406\u548c\u914d\u7f6e\u7f51\u7edc\u8bbe\u5907\u3002\u8be5\u6280\u672f\u56e0\u5176\u63d0\u9ad8\u7f51\u7edc\u654f\u6377\u6027\u3001\u53ef\u6269\u5c55\u6027\u548c\u6210\u672c\u6548\u76ca\u7684\u6f5c\u529b\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u548c\u91c7\u7528\u3002<\/p>\n<h2>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u8d77\u6e90\u5386\u53f2<\/h2>\n<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u6982\u5ff5\u6e90\u4e8e 20 \u4e16\u7eaa 90 \u5e74\u4ee3\u5bf9\u53ef\u7f16\u7a0b\u7f51\u7edc\u7684\u65e9\u671f\u7814\u7a76\u3002 \u201c\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u201d\u4e00\u8bcd\u9996\u6b21\u88ab\u63d0\u53ca\u662f\u5728 2005 \u5e74\uff0c\u5f53\u65f6\u65af\u5766\u798f\u5927\u5b66\u7684\u4e00\u7ec4\u7814\u7a76\u4eba\u5458\u5728\u4e00\u7bc7\u9898\u4e3a\u201cEthane\uff1a\u63a7\u5236\u4f01\u4e1a\u201d\u7684\u8bba\u6587\u4e2d\u63d0\u51fa\u4e86\u8fd9\u4e2a\u6982\u5ff5\u3002<\/p>\n<p>\u7814\u7a76\u4eba\u5458\u8bbe\u60f3\u4e86\u4e00\u79cd\u63a7\u5236\u5e73\u9762\u4e0e\u6570\u636e\u5e73\u9762\u5206\u79bb\u7684\u7f51\u7edc\u67b6\u6784\uff0c\u5141\u8bb8\u7f51\u7edc\u7ba1\u7406\u5458\u5bf9\u7f51\u7edc\u6d41\u91cf\u548c\u5b89\u5168\u7b56\u7565\u8fdb\u884c\u7ec6\u7c92\u5ea6\u63a7\u5236\u3002\u8fd9\u6807\u5fd7\u7740 SDN \u4f5c\u4e3a\u4e00\u4e2a\u72ec\u7279\u7814\u7a76\u9886\u57df\u7684\u5f00\u59cb\uff0c\u5e76\u5f15\u53d1\u4e86\u7f51\u7edc\u793e\u533a\u7684\u5174\u8da3\u3002<\/p>\n<h2>\u6709\u5173\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u8be6\u7ec6\u4fe1\u606f<\/h2>\n<p>SDN \u63d0\u4f9b\u4e86\u7ba1\u7406\u548c\u63a7\u5236\u7f51\u7edc\u7684\u65b0\u8303\u4f8b\uff0c\u4f7f\u7ec4\u7ec7\u80fd\u591f\u5b9e\u73b0\u524d\u6240\u672a\u6709\u7684\u7075\u6d3b\u6027\u3001\u53ef\u6269\u5c55\u6027\u548c\u81ea\u52a8\u5316\u6c34\u5e73\u3002\u4f20\u7edf\u4e0a\uff0c\u7f51\u7edc\u8bbe\u5907\uff08\u8def\u7531\u5668\u3001\u4ea4\u6362\u673a\u7b49\uff09\u8d1f\u8d23\u6570\u636e\u8f6c\u53d1\u548c\u63a7\u5236\u51b3\u7b56\u3002\u7136\u800c\uff0cSDN\u5c06\u63a7\u5236\u51b3\u7b56\u8f6c\u79fb\u5230\u96c6\u4e2d\u5f0f\u8f6f\u4ef6\u63a7\u5236\u5668\uff0c\u800c\u7f51\u7edc\u8bbe\u5907\u53ea\u4e13\u6ce8\u4e8e\u57fa\u4e8e\u63a7\u5236\u5668\u6307\u4ee4\u7684\u6570\u636e\u8f6c\u53d1\u3002<\/p>\n<p>SDN \u7684\u5173\u952e\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\n<p><strong>SDN\u63a7\u5236\u5668\uff1a<\/strong> SDN\u7684\u4e2d\u67a2\u5927\u8111\uff0c\u8d1f\u8d23\u7ba1\u7406\u548c\u63a7\u5236\u7f51\u7edc\u8bbe\u5907\u3002\u5b83\u901a\u8fc7\u5357\u5411API\uff08\u4f8b\u5982OpenFlow\uff09\u4e0e\u652f\u6301SDN \u7684\u8bbe\u5907\u901a\u4fe1\uff0c\u5e76\u901a\u8fc7\u5317\u5411API \u4e0e\u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5357\u5411API\uff1a<\/strong> \u652f\u6301 SDN \u63a7\u5236\u5668\u548c\u7f51\u7edc\u8bbe\u5907\u4e4b\u95f4\u901a\u4fe1\u7684\u534f\u8bae\u548c\u63a5\u53e3\u3002 OpenFlow \u662f\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u5357\u5411 API\uff0c\u5141\u8bb8\u63a7\u5236\u5668\u5bf9\u7f51\u7edc\u4ea4\u6362\u673a\u4e2d\u7684\u6d41\u8868\u8fdb\u884c\u7f16\u7a0b\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5317\u5411API\uff1a<\/strong> \u5141\u8bb8\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u4e0e SDN \u63a7\u5236\u5668\u901a\u4fe1\u7684 API\uff0c\u62bd\u8c61\u5e95\u5c42\u7f51\u7edc\u590d\u6742\u6027\u3002\u8fd9\u4e9b API \u652f\u6301\u9488\u5bf9\u5404\u79cd\u7528\u4f8b\u5f00\u53d1 SDN \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/li>\n<li>\n<p><strong>SDN\u5e94\u7528\uff1a<\/strong> \u6784\u5efa\u5728 SDN \u63a7\u5236\u5668\u4e4b\u4e0a\u7684\u5b9a\u5236\u8f6f\u4ef6\u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u6839\u636e\u7279\u5b9a\u8981\u6c42\u548c\u7b56\u7565\u52a8\u6001\u63a7\u5236\u548c\u914d\u7f6e\u7f51\u7edc\u8d44\u6e90\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u5185\u90e8\u7ed3\u6784<\/h2>\n<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u5982\u4f55\u5de5\u4f5c\uff1f SDN \u7684\u8fd0\u884c\u9075\u5faa\u4e00\u4e9b\u57fa\u672c\u539f\u5219\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u96c6\u4e2d\u63a7\u5236\uff1a<\/strong> SDN\u96c6\u4e2d\u63a7\u5236\u5e73\u9762\uff0c\u8fd9\u610f\u5473\u7740\u7f51\u7edc\u7ba1\u7406\u5458\u53ef\u4ee5\u5168\u5c40\u67e5\u770b\u5e76\u63a7\u5236\u6574\u4e2a\u7f51\u7edc\u3002\u8fd9\u53ef\u4ee5\u7b80\u5316\u7f51\u7edc\u7ba1\u7406\u5e76\u5141\u8bb8\u52a8\u6001\u91cd\u65b0\u914d\u7f6e\u7f51\u7edc\u7b56\u7565\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u53ef\u7f16\u7a0b\u7f51\u7edc\u8bbe\u5907\uff1a<\/strong> \u517c\u5bb9 SDN \u7684\u7f51\u7edc\u8bbe\u5907\uff08\u4f8b\u5982\u4ea4\u6362\u673a\u548c\u8def\u7531\u5668\uff09\u7684\u63a7\u5236\u5e73\u9762\u548c\u6570\u636e\u5e73\u9762\u662f\u5206\u79bb\u7684\u3002\u63a7\u5236\u5e73\u9762\u9a7b\u7559\u5728\u96c6\u4e2d\u5f0fSDN\u63a7\u5236\u5668\u4e2d\uff0c\u800c\u6570\u636e\u5e73\u9762\u5219\u5904\u7406\u6570\u636e\u5305\u8f6c\u53d1\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u57fa\u4e8e\u6d41\u7684\u8f6c\u53d1\uff1a<\/strong> SDN \u4f9d\u8d56\u4e8e\u6d41\u7684\u6982\u5ff5\uff0c\u6d41\u662f\u53ef\u4ee5\u5355\u72ec\u8bc6\u522b\u548c\u7ba1\u7406\u7684\u7279\u5b9a\u7f51\u7edc\u6d41\u91cf\u6d41\u3002 SDN\u63a7\u5236\u5668\u5b9a\u4e49\u6d41\u91cf\u89c4\u5219\u5e76\u5c06\u5176\u5b89\u88c5\u5728\u7f51\u7edc\u8bbe\u5907\u4e2d\uff0c\u4ece\u800c\u76f8\u5e94\u5730\u5f15\u5bfc\u6d41\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5f00\u653eAPI\uff1a<\/strong> SDN\u5229\u7528\u5f00\u653eAPI\uff08\u4f8b\u5982OpenFlow\uff09\u6765\u5b9e\u73b0SDN\u63a7\u5236\u5668\u548c\u7f51\u7edc\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u8fd9\u79cd\u5f00\u653e\u6027\u4fc3\u8fdb\u4e86 SDN \u751f\u6001\u7cfb\u7edf\u5185\u7684\u4e92\u64cd\u4f5c\u6027\u5e76\u9f13\u52b1\u521b\u65b0\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u5173\u952e\u7279\u6027\u5206\u6790<\/h2>\n<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u4e0e\u4f20\u7edf\u7f51\u7edc\u7ba1\u7406\u65b9\u6cd5\u7684\u4e3b\u8981\u533a\u522b\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u7075\u6d3b\u6027\u548c\u654f\u6377\u6027\uff1a<\/strong> SDN \u80fd\u591f\u5feb\u901f\u3001\u81ea\u52a8\u5316\u5730\u914d\u7f6e\u7f51\u7edc\u670d\u52a1\uff0c\u4ece\u800c\u66f4\u5bb9\u6613\u9002\u5e94\u4e0d\u65ad\u53d8\u5316\u7684\u4e1a\u52a1\u9700\u6c42\u548c\u7f51\u7edc\u6761\u4ef6\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u96c6\u4e2d\u7ba1\u7406\uff1a<\/strong> \u501f\u52a9SDN\uff0c\u7f51\u7edc\u7ba1\u7406\u5458\u53ef\u4ee5\u4ece\u5355\u70b9\u63a7\u5236\u6765\u7ba1\u7406\u548c\u914d\u7f6e\u6574\u4e2a\u7f51\u7edc\uff0c\u4ece\u800c\u7b80\u5316\u7f51\u7edc\u7ba1\u7406\u4efb\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7f51\u7edc\u865a\u62df\u5316\uff1a<\/strong> SDN \u5141\u8bb8\u7f51\u7edc\u865a\u62df\u5316\uff0c\u4ece\u800c\u80fd\u591f\u521b\u5efa\u591a\u4e2a\u53ef\u4ee5\u76f8\u4e92\u9694\u79bb\u7684\u903b\u8f91\u7f51\u7edc\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u52a8\u6001\u4ea4\u901a\u5de5\u7a0b\uff1a<\/strong> SDN \u53ef\u5b9e\u73b0\u5b9e\u65f6\u6d41\u91cf\u4f18\u5316\u548c\u8def\u7531\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u6027\u80fd\u548c\u6548\u7387\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5b89\u5168\u589e\u5f3a\uff1a<\/strong> SDN\u7684\u96c6\u4e2d\u63a7\u5236\u6709\u52a9\u4e8e\u5728\u6574\u4e2a\u7f51\u7edc\u4e2d\u5b9e\u65bd\u4e00\u81f4\u7684\u5b89\u5168\u7b56\u7565\uff0c\u4ece\u800c\u589e\u5f3a\u6574\u4f53\u5b89\u5168\u6001\u52bf\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u7c7b\u578b<\/h2>\n<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u53ef\u4ee5\u6839\u636e\u5176\u8303\u56f4\u548c\u5e94\u7528\u5206\u4e3a\u4e0d\u540c\u7c7b\u578b\u3002\u4ee5\u4e0b\u662fSDN\u7684\u4e3b\u8981\u7c7b\u578b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7c7b\u578b<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6570\u636e\u4e2d\u5fc3\u4e2d\u7684 SDN<\/strong><\/td>\n<td>\u4e13\u6ce8\u4e8e\u901a\u8fc7\u63d0\u9ad8\u8d44\u6e90\u5229\u7528\u7387\u548c\u7ba1\u7406\u6765\u4f18\u5316\u6570\u636e\u4e2d\u5fc3\u7f51\u7edc\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5e7f\u57df\u7f51 (WAN) \u4e2d\u7684 SDN<\/strong><\/td>\n<td>\u65e8\u5728\u7b80\u5316\u5e7f\u57df\u7f51\u7684\u7ba1\u7406\uff0c\u589e\u5f3a\u8fde\u63a5\u6027\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u56ed\u533a\u7f51\u7edc\u4e2d\u7684SDN<\/strong><\/td>\n<td>\u9488\u5bf9\u4f01\u4e1a\u56ed\u533a\u7f51\u7edc\uff0c\u63d0\u4f9b\u96c6\u4e2d\u63a7\u5236\u548c\u7f51\u7edc\u7b56\u7565\u5b9e\u65bd\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>SD-WAN\uff08\u8f6f\u4ef6\u5b9a\u4e49\u7684\u5e7f\u57df\u7f51\uff09<\/strong><\/td>\n<td>\u5c06 SDN \u539f\u7406\u4e0e WAN \u6280\u672f\u76f8\u7ed3\u5408\uff0c\u63d0\u4f9b\u7075\u6d3b\u4e14\u7ecf\u6d4e\u9ad8\u6548\u7684\u7f51\u7edc\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u4f7f\u7528\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u65b9\u6cd5\u3001\u95ee\u9898\u53ca\u5176\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u4e3a\u4e0d\u540c\u884c\u4e1a\u63d0\u4f9b\u4e86\u5404\u79cd\u7528\u4f8b\u548c\u4f18\u52bf\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u7528\u4f8b\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u4e91\u8ba1\u7b97\uff1a<\/strong> SDN \u901a\u8fc7\u5b9e\u73b0\u6309\u9700\u8d44\u6e90\u5206\u914d\u3001\u9ad8\u6548\u7f51\u7edc\u6269\u5c55\u548c\u52a8\u6001\u8d1f\u8f7d\u5e73\u8861\u6765\u589e\u5f3a\u4e91\u7f51\u7edc\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7f51\u7edc\u865a\u62df\u5316\uff1a<\/strong> SDN \u652f\u6301\u521b\u5efa\u865a\u62df\u7f51\u7edc\uff0c\u4f7f\u670d\u52a1\u63d0\u4f9b\u5546\u80fd\u591f\u63d0\u4f9b\u5177\u6709\u9694\u79bb\u7f51\u6bb5\u7684\u591a\u79df\u6237\u670d\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7f51\u7edc\u5207\u7247\uff1a<\/strong> SDN\u6709\u5229\u4e8e\u7f51\u7edc\u5207\u7247\uff0c\u4f7f\u8fd0\u8425\u5546\u80fd\u591f\u4e3a\u4e0d\u540c\u7684\u7528\u6237\u7fa4\u5206\u914d\u7279\u5b9a\u7684\u8d44\u6e90\u548c\u670d\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7f51\u7edc\u7f16\u6392\uff1a<\/strong> SDN \u7b80\u5316\u4e86\u7f51\u7edc\u7f16\u6392\uff0c\u5b9e\u73b0\u590d\u6742\u7f51\u7edc\u914d\u7f6e\u7684\u81ea\u52a8\u5316\u548c\u7b80\u5316\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u6311\u6218\u548c\u89e3\u51b3\u65b9\u6848\uff1a<\/h3>\n<ul>\n<li>\n<p><strong>\u5b89\u5168\u95ee\u9898\uff1a<\/strong> SDN \u4e2d\u7684\u96c6\u4e2d\u63a7\u5236\u4f1a\u5e26\u6765\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002\u5f3a\u5927\u7684\u8eab\u4efd\u9a8c\u8bc1\u3001\u52a0\u5bc6\u548c\u5b9a\u671f\u5b89\u5168\u5ba1\u6838\u53ef\u4ee5\u7f13\u89e3\u8fd9\u4e9b\u95ee\u9898\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4e92\u64cd\u4f5c\u6027\uff1a<\/strong> \u786e\u4fdd\u4e0d\u540c\u4f9b\u5e94\u5546\u7684 SDN \u89e3\u51b3\u65b9\u6848\u4e4b\u95f4\u7684\u517c\u5bb9\u6027\u53ef\u80fd\u5177\u6709\u6311\u6218\u6027\u3002\u91c7\u7528\u5f00\u653e\u6807\u51c6\u548c API \u6709\u52a9\u4e8e\u5b9e\u73b0\u66f4\u597d\u7684\u4e92\u64cd\u4f5c\u6027\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u53ef\u6269\u5c55\u6027\uff1a<\/strong> \u968f\u7740\u7f51\u7edc\u53d8\u5f97\u8d8a\u6765\u8d8a\u590d\u6742\uff0cSDN \u63a7\u5236\u5668\u53ef\u80fd\u9762\u4e34\u53ef\u6269\u5c55\u6027\u95ee\u9898\u3002\u5206\u5e03\u5f0fSDN\u63a7\u5236\u5668\u548c\u8d1f\u8f7d\u5e73\u8861\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e00\u6311\u6218\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u4e3b\u8981\u7279\u70b9\u53ca\u540c\u7c7b\u4ea7\u54c1\u6bd4\u8f83<\/h2>\n<p>\u4ee5\u4e0b\u662f\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u4e00\u4e9b\u5173\u952e\u7279\u5f81\u4ee5\u53ca\u4e0e\u76f8\u5173\u672f\u8bed\u7684\u6bd4\u8f83\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7279\u5f81<\/th>\n<th>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc<\/th>\n<th>\u7f51\u7edc\u529f\u80fd\u865a\u62df\u5316 (NFV)<\/th>\n<th>\u4f20\u7edf\u7f51\u7edc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u63a7\u5236\u5e73\u9762\u89e3\u8026<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u4e0d<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u5e73\u9762\u5206\u79bb<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u4e0d<\/td>\n<td>\u4e0d<\/td>\n<\/tr>\n<tr>\n<td>\u96c6\u4e2d\u7ba1\u7406<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u4e0d<\/td>\n<td>\u4e0d<\/td>\n<\/tr>\n<tr>\n<td>\u52a8\u6001\u7f51\u7edc\u914d\u7f6e<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u4e0d<\/td>\n<\/tr>\n<tr>\n<td>\u4e13\u6ce8\u4e8e\u53ef\u7f16\u7a0b\u6027\u548c\u81ea\u52a8\u5316<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u4e0d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u4e0e\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u76f8\u5173\u7684\u672a\u6765\u524d\u666f\u548c\u6280\u672f<\/h2>\n<p>\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u672a\u6765\u524d\u666f\u5e7f\u9614\uff0c\u591a\u9879\u65b0\u5174\u6280\u672f\u548c\u8d8b\u52bf\u9884\u8ba1\u5c06\u5851\u9020\u8fd9\u4e00\u683c\u5c40\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u57fa\u4e8e\u610f\u56fe\u7684\u7f51\u7edc\uff08IBN\uff09\uff1a<\/strong> IBN\u65e8\u5728\u901a\u8fc7\u5141\u8bb8\u7ba1\u7406\u5458\u5b9a\u4e49\u9ad8\u5c42\u610f\u56fe\uff0c\u5c06\u5b9e\u65bd\u7ec6\u8282\u7559\u7ed9SDN\u63a7\u5236\u5668\u6765\u8fdb\u4e00\u6b65\u7b80\u5316\u7f51\u7edc\u7ba1\u7406\u3002<\/p>\n<\/li>\n<li>\n<p><strong>5G\u96c6\u6210\uff1a<\/strong> SDN\u9884\u8ba1\u5c06\u57285G\u7f51\u7edc\u4e2d\u53d1\u6325\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5b9e\u73b0\u9ad8\u6548\u7684\u7f51\u7edc\u5207\u7247\u548c\u52a8\u6001\u8d44\u6e90\u5206\u914d\uff0c\u4ee5\u652f\u6301\u591a\u6837\u5316\u76845G\u670d\u52a1\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8fb9\u7f18\u8ba1\u7b97\uff1a<\/strong> SDN\u53ef\u4ee5\u4fc3\u8fdb\u8fb9\u7f18\u8ba1\u7b97\u73af\u5883\u4e2d\u7684\u9ad8\u6548\u7f51\u7edc\u7ba1\u7406\uff0c\u786e\u4fdd\u4f4e\u5ef6\u8fdf\u8fde\u63a5\u548c\u6700\u4f73\u8d44\u6e90\u5229\u7528\u3002<\/p>\n<\/li>\n<li>\n<p><strong>AI\u9a71\u52a8\u7684SDN\uff1a<\/strong> \u4eba\u5de5\u667a\u80fd (AI) \u53ef\u80fd\u4f1a\u96c6\u6210\u5230 SDN \u4e2d\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u667a\u80fd\u7684\u51b3\u7b56\u548c\u9884\u6d4b\u6027\u7f51\u7edc\u5206\u6790\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u5982\u4f55\u4f7f\u7528\u4ee3\u7406\u670d\u52a1\u5668\u6216\u5982\u4f55\u5c06\u4ee3\u7406\u670d\u52a1\u5668\u4e0e\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u5173\u8054<\/h2>\n<p>\u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u4e0e\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u65e0\u7f1d\u96c6\u6210\uff0c\u4ee5\u589e\u5f3a\u7f51\u7edc\u5b89\u5168\u6027\u3001\u9690\u79c1\u6027\u548c\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u5c06\u4ee3\u7406\u670d\u52a1\u5668\u4e0e SDN \u76f8\u7ed3\u5408\u7684\u4e00\u4e9b\u7528\u4f8b\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u589e\u5f3a\u533f\u540d\u6027\uff1a<\/strong> \u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u90e8\u7f72\u5728 SDN \u5185\u7684\u6218\u7565\u70b9\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u589e\u5f3a\u7684\u5728\u7ebf\u533f\u540d\u6027\u548c\u9690\u79c1\u6027\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5185\u5bb9\u8fc7\u6ee4\uff1a<\/strong> SDN \u63a7\u5236\u5668\u53ef\u4ee5\u5229\u7528\u4ee3\u7406\u670d\u52a1\u5668\u5728\u6574\u4e2a\u7f51\u7edc\u4e2d\u5b9e\u65bd\u5185\u5bb9\u8fc7\u6ee4\u548c\u8bbf\u95ee\u63a7\u5236\u7b56\u7565\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8d1f\u8f7d\u5747\u8861\uff1a<\/strong> \u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u5e2e\u52a9\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\uff0c\u786e\u4fdd\u6700\u4f73\u7684\u8d44\u6e90\u5229\u7528\u7387\u5e76\u63d0\u9ad8\u6574\u4f53\u6027\u80fd\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5a01\u80c1\u9632\u62a4\uff1a<\/strong> \u901a\u8fc7\u914d\u5907\u5b89\u5168\u529f\u80fd\u7684\u4ee3\u7406\u670d\u52a1\u5668\u5f15\u5bfc\u7f51\u7edc\u6d41\u91cf\uff0cSDN \u53ef\u4ee5\u589e\u5f3a\u7f51\u7edc\u68c0\u6d4b\u548c\u7f13\u89e3\u5a01\u80c1\u7684\u80fd\u529b\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u76f8\u5173\u94fe\u63a5<\/h2>\n<p>\u6709\u5173\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u60a8\u53ef\u4ee5\u6d4f\u89c8\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n<ol>\n<li>\n<p><a href=\"https:\/\/www.sdncentral.com\/\" target=\"_new\" rel=\"noopener nofollow\">SDN\u4e2d\u5fc3<\/a>\uff1a\u4e13\u95e8\u63d0\u4f9b SDN \u65b0\u95fb\u3001\u6559\u7a0b\u548c\u8d44\u6e90\u7684\u7efc\u5408\u7f51\u7ad9\u3002<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.opennetworking.org\/\" target=\"_new\" rel=\"noopener nofollow\">\u5f00\u653e\u7f51\u7edc\u57fa\u91d1\u4f1a (ONF)<\/a>\uff1a\u4e00\u4e2a\u81f4\u529b\u4e8e\u63a8\u5e7f SDN \u548c\u5f00\u6e90\u7f51\u7edc\u89e3\u51b3\u65b9\u6848\u7684\u975e\u8425\u5229\u7ec4\u7ec7\u3002<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/sdn.ieee.org\/\" target=\"_new\" rel=\"noopener nofollow\">IEEE SDN \u5021\u8bae<\/a>\uff1aIEEE \u65e8\u5728\u4fc3\u8fdb SDN \u9886\u57df\u7814\u7a76\u548c\u5f00\u53d1\u7684\u4e3e\u63aa\u3002<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.opennetworking.org\/sdn-resources\/openflow\/\" target=\"_new\" rel=\"noopener nofollow\">\u5f00\u653e\u6d41<\/a>\uff1aOpenFlow\u5b98\u65b9\u7f51\u7ad9\uff0c\u63d0\u4f9b\u6709\u5173\u5f00\u653eSDN\u534f\u8bae\u7684\u4fe1\u606f\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u603b\u4e4b\uff0c\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u5df2\u6210\u4e3a\u4e00\u9879\u53d8\u9769\u6027\u6280\u672f\uff0c\u901a\u8fc7\u5c06\u63a7\u5236\u5e73\u9762\u4e0e\u6570\u636e\u5e73\u9762\u89e3\u8026\uff0c\u5f7b\u5e95\u6539\u53d8\u7f51\u7edc\u7ba1\u7406\u3002\u901a\u8fc7\u96c6\u4e2d\u7f51\u7edc\u63a7\u5236\u548c\u5f15\u5165\u53ef\u7f16\u7a0b\u6027\uff0cSDN \u63d0\u4f9b\u4e86\u65e0\u4e0e\u4f26\u6bd4\u7684\u7075\u6d3b\u6027\u3001\u53ef\u6269\u5c55\u6027\u548c\u6548\u7387\u3002 SDN \u5177\u6709\u5851\u9020\u7f51\u7edc\u672a\u6765\u7684\u6f5c\u529b\uff0c\u5fc5\u5c06\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u548c\u670d\u52a1\u7684\u53d1\u5c55\u4e2d\u53d1\u6325\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>","protected":false},"featured_media":479086,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479085","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Software-defined Networking (SDN): Revolutionizing Network Management<\/mark>","faq_items":[{"question":"<strong>What is Software-defined Networking (SDN) and how does it differ from traditional networking?<\/strong>","answer":"<p>Software-defined Networking (SDN) is a revolutionary approach to network management that separates the control plane from the data plane. It centralizes network control in a software controller, enabling administrators to manage and configure the entire network from a single point of control. In contrast, traditional networking integrates both control and data planes within individual network devices, making network management more complex and less flexible.<\/p>"},{"question":"<strong>How does Software-defined Networking work?<\/strong>","answer":"<p>SDN operates on the principle of decoupling the control plane from the data plane. The control plane resides in a centralized SDN controller, while the data plane is located in the network devices. The SDN controller communicates with network devices through southbound APIs (e.g., OpenFlow) to program flow tables and direct traffic. Applications interact with the SDN controller through northbound APIs, abstracting the underlying network complexity.<\/p>"},{"question":"<strong>What are the key features of Software-defined Networking?<\/strong>","answer":"<p>SDN offers several key features, including flexibility and agility in network provisioning, centralized management for simplified administration, network virtualization for multi-tenancy, dynamic traffic engineering, and enhanced security through consistent policy enforcement.<\/p>"},{"question":"<strong>What are the main types of Software-defined Networking?<\/strong>","answer":"<p>Software-defined Networking can be categorized into different types based on its scope and application. The main types include SDN in Data Centers, SDN in Wide Area Networks (WAN), SDN in Campus Networks, and SD-WAN (Software-defined Wide Area Network).<\/p>"},{"question":"<strong>How can Software-defined Networking benefit cloud computing environments?<\/strong>","answer":"<p>SDN can significantly enhance cloud computing by enabling on-demand resource allocation, efficient network scaling, and dynamic load balancing. These capabilities improve the overall performance and flexibility of cloud networks, supporting the diverse requirements of cloud-based services and applications.<\/p>"},{"question":"<strong>What are the challenges associated with implementing Software-defined Networking?<\/strong>","answer":"<p>Some challenges of SDN implementation include security concerns related to centralizing control, ensuring interoperability between different SDN solutions, and addressing scalability issues as networks grow in complexity. However, solutions such as strong authentication, open standards, and distributed controllers can help overcome these challenges.<\/p>"},{"question":"<strong>How does Software-defined Networking relate to 5G networks and edge computing?<\/strong>","answer":"<p>SDN is expected to play a crucial role in 5G networks by enabling efficient network slicing and dynamic resource allocation to support diverse 5G services. Additionally, in edge computing environments, SDN ensures low-latency connections and optimal resource utilization, making it a valuable technology for edge deployments.<\/p>"},{"question":"<strong>How can proxy servers be associated with Software-defined Networking?<\/strong>","answer":"<p>Proxy servers can be integrated with SDN to enhance network security, privacy, and performance. By directing network traffic through proxy servers, SDN can provide enhanced online anonymity, content filtering, load balancing, and threat protection, improving the overall network experience.<\/p>"},{"question":"<strong>Where can I find more information about Software-defined Networking?<\/strong>","answer":"<p>For more in-depth information about Software-defined Networking, you can explore resources such as SDN Central, Open Networking Foundation (ONF), IEEE SDN Initiative, and the official OpenFlow website. OneProxy's comprehensive article also provides valuable insights into the world of SDN and its potential applications.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/479085","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/479085\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media\/479086"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media?parent=479085"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}