{"id":180,"date":"2016-05-23T13:16:23","date_gmt":"2016-05-23T13:16:23","guid":{"rendered":""},"modified":"2016-05-23T13:16:23","modified_gmt":"2016-05-23T13:16:23","slug":"","status":"publish","type":"post","link":"http:\/\/weizn.net\/?p=180","title":{"rendered":"[\u8f6c]OpenStack\u7f51\u7edc\u57fa\u7840"},"content":{"rendered":"<p>\n\t<img loading=\"lazy\" decoding=\"async\" style=\"width:575px;height:419px;\" title=\"\" alt=\"\" src=\"http:\/\/www.weizn.net\/content\/uploadfile\/201605\/66b06e0dd0c00a306543c62537e9046c20160529114823.jpg\" width=\"28\" height=\"30\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">OpenStack\u5728\u8fd9\u51e0\u5e74\u98ce\u751f\u6c34\u8d77\u3002\u968f\u7740\u6838\u5fc3\u6a21\u5757\u7a33\u5b9a\u6027\u7684\u63d0\u9ad8\uff0cOpenStack\u5df2\u7ecf\u6709\u4e86\u5f88\u591a\u5927\u89c4\u6a21\u5546\u7528\u7684\u6848\u4f8b\uff0c\u6240\u6709\u4e0e\u4e91\u76f8\u5173\u7684\uff0c\u65e0\u8bba\u662f\u5546\u7528\u8f6f\u4ef6\u8fd8\u662f\u5f00\u6e90\u5e73\u53f0\u90fd\u5728\u79ef\u6781\u5730\u5bfb\u6c42\u7740\u4e0eOpenStack\u7684\u5bf9\u63a5\uff0cOpenStack\u6b63\u5728\u6210\u4e3a\u4e91\u8ba1\u7b97\u4e1a\u754c\u4e8b\u5b9e\u4e0a\u7684IaaS\u6807\u51c6\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">\u5728\u7f51\u7edc\u8fd9\u4e00\u53e3\uff0cOpenStack\u7ecf\u5386\u4e86\u7531nova-network\u5230Quantum\u518d\u5230Neutron\u7684\u6f14\u8fdb\u8fc7\u7a0b\u3002\u6211\u4eec\u9996\u5148\u6765\u7b80\u8981\u5730\u770b\u770b\u5404\u4e2a\u7248\u672c\u7f51\u7edc\u7684\u7279\u5f81\uff1a<\/span>\n<\/p>\n<ul style=\"box-sizing:border-box;text-align:justify;padding-bottom:0px;line-height:30px;widows:1;text-transform:none;list-style-type:none;font-variant:normal;margin:0px;padding-left:0px;letter-spacing:normal;padding-right:0px;font-family:;white-space:normal;color:;word-spacing:0px;padding-top:0px;-webkit-text-stroke-width:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">Nova-network\u662f\u96b6\u5c5e\u4e8enova\u9879\u76ee\u7684\u7f51\u7edc\u5b9e\u73b0\uff0c\u5b83\u5229\u7528\u4e86linux-bridge\uff08\u65e9\u671f\uff0c\u76ee\u524d\u4e5f\u652f\u6301OVS\uff09\u4f5c\u4e3a\u4ea4\u6362\u673a\uff0c\u5177\u5907Flat\u3001Flat DHCP\u3001VLAN\u4e09\u79cd\u7ec4\u7f51\u6a21\u5f0f\u3002\u4f18\u70b9\u662f\u6027\u80fd\u51fa\u8272\uff0c\u5de5\u4f5c\u7a33\u5b9a\uff0c\u652f\u6301multi-host\u90e8\u7f72\u4ee5\u5b9e\u73b0HA\uff1b\u7f3a\u70b9\u662f\u7f51\u7edc\u6a21\u5757\u4e0d\u72ec\u7acb\uff0c\u529f\u80fd\u4e0d\u591f\u7075\u6d3b\uff0c\u7ec4\u7f51\u6a21\u5f0f\u4e5f\u6bd4\u8f83\u53d7\u9650\u3002<\/span>\n\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">Quantum\u4f5c\u4e3a\u72ec\u7acb\u7684\u7f51\u7edc\u7ba1\u7406\u9879\u76ee\u51fa\u73b0\u5728F\u7248\u672c\uff0c\u9664\u4e86linux-bridge\u5916\u8fd8\u652f\u6301OVS\uff0c\u4ee5\u53ca\u4ee5\u53ca\u5176\u4ed6\u5546\u4e1a\u516c\u53f8\u7684\u63d2\u4ef6\uff0c\u7ec4\u7f51\u6a21\u5f0f\u4e0a\u589e\u52a0\u4e86\u5bf9GRE\u548cVxLAN\u4e24\u4e2aOverlay\u6280\u672f\u7684\u652f\u6301\u3002\u4f18\u70b9\u662f\u529f\u80fd\u7075\u6d3b\uff0c\u652f\u6301\u5927\u4e8c\u5c42\u7ec4\u7f51\uff1b\u7f3a\u70b9\u662f\u96c6\u4e2d\u5f0f\u7684\u7f51\u7edc\u8282\u70b9\u7f3a\u4e4fHA\uff0c\u800c\u4e14\u5404\u5382\u5546\u63d2\u4ef6\u65e0\u6cd5\u540c\u65f6\u5728\u5e95\u5c42\u7f51\u7edc\u4e2d\u8fd0\u884c\u3002<\/span>\n\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:14px;\"><span style=\"font-size:16px;\">Neutron\u51fa\u73b0\u5728H\u7248\u672c\uff0c\u7531\u6765\u662fQuantum\u548c\u4e00\u5bb6\u516c\u53f8\u7684<\/span><span style=\"font-size:16px;\">\u540d\u79f0\u51b2\u7a81\u800c\u6539\u540d\u3002Neutron\u5bf9Quantum\u7684\u63d2\u4ef6\u673a\u5236\u8fdb\u884c\u4e86\u4f18\u5316\uff0c\u5c06\u5404\u4e2a\u5382\u5546L2\u63d2\u4ef6\u4e2d\u72ec\u7acb\u7684\u6570\u636e\u5e93\u5b9e\u73b0\u63d0\u53d6\u51fa\u6765\uff0c\u4f5c\u4e3a\u516c\u5171\u7684ML2\u63d2\u4ef6\u5b58\u50a8\u79df\u6237\u7684\u4e1a\u52a1\u9700\u6c42\uff0c\u4f7f\u5f97\u5382\u5546\u53ef\u4ee5\u4e13\u6ce8\u4e8eL2\u8bbe\u5907\u9a71\u52a8\u7684\u5b9e\u73b0\uff0c\u800cML2\u4f5c\u4e3a\u603b\u63a7\u53ef\u4ee5\u534f\u8c03\u591a\u5382\u5546L2\u8bbe\u5907\u5171\u540c\u8fd0\u884c\u3002Neutron\u7ee7\u627f\u4e86Quantum\u5bf9\u5927\u4e8c\u5c42\u7684\u652f\u6301\uff0c\u8fd8\u652f\u6301L2 PoP\uff0cDVR\uff0cVRRP\uff0cHA\u7b49\u5173\u952e\u529f\u80fd\uff0c\u96c6\u6210\u4e86\u5f88\u591aL4-L7\u7684\u7f51\u7edc\u670d\u52a1\uff0c\u4e00\u4e9bblueprint\u4e5f\u6b63\u5728\u79ef\u6781\u5f00\u53d1\u4e2d\uff0c\u5982SFC\u7b49\u3002\u4f18\u70b9\u662f\u5f00\u59cb\u5f15\u5165SDN\u601d\u60f3\uff0c\u529f\u80fd\u4e0a\u66f4\u4e3a\u4e30\u5bcc\uff0c\u7f51\u7edc\u517c\u5bb9\u6027\u5f3a\uff1b\u7f3a\u70b9\u662f\u4ee3\u7801\u7ed3\u6784\u590d\u6742\uff0c\u5de5\u4f5c\u4e0d\u591f\u7a33\u5b9a\uff0cHA\u673a\u5236\u4ecd\u7f3a\u4e4f\u5927\u89c4\u6a21\u5546\u7528\u7684\u68c0\u9a8c\u3002<\/span><\/span>\n\t<\/li>\n<\/ul>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">\u4ece\u5e94\u7528\u573a\u666f\u6765\u770b\uff0cNova-network\u7ec4\u7f51\u6a21\u5f0f\u8fc7\u4e8e\u7b80\u5355\uff0c\u4e00\u4e9b\u590d\u6742\u7684\u7f51\u7edc\u9700\u6c42\u65e0\u6cd5\u5b9e\u73b0\uff08\u6bd4\u5982\u4e24\u4e2a\u516c\u53f8\u5408\u5e76\uff0c\u6709\u5927\u91cfIP\u91cd\u5408\u7684VM\u8981\u8fc1\u79fb\u5230\u4e00\u4e2a\u5e73\u53f0\uff0c\u800c\u4e14\u8981\u6c42\u8fc1\u79fb\u540e\u90fd\u8981\u7528\u539f\u6765\u7684IP\uff09\u3002\u4e0d\u8fc7\u7531\u4e8e\u5176\u7b80\u5355\u7a33\u5b9a\u7684\u7279\u70b9\uff0c\u4ecd\u9002\u5408\u4e8e\u4e2d\u5c0f\u578b\u4f01\u4e1a\u7684\u751f\u4ea7\u73af\u5883\uff1bQuantum\u7684\u5b9e\u9645\u90e8\u7f72\u76ee\u524d\u57fa\u672c\u90fd\u8ddf\u8fdb\u5230\u4e86Neutron\uff1bNeutron\u7684\u5927\u4e8c\u5c42\u7ec4\u7f51\uff0c\u9002\u5408\u4e8e\u4e91\u8ba1\u7b97\u89c4\u6a21\u7684\u751f\u4ea7\u73af\u5883\uff0c\u4f46\u662f\u7531\u4e8e\u5206\u5e03\u5f0f\u548cHA\u673a\u5236\u4ecd\u4e0d\u591f\u6210\u719f\uff0c\u56e0\u6b64\u76ee\u524d\u591a\u89c1\u4e8e\u79c1\u6709\u4e91\u548c\u5c0f\u89c4\u6a21\u5171\u6709\u4e91\u7684\u90e8\u7f72\uff0c\u5927\u89c4\u6a21\u7684\u516c\u6709\u4e91\u4ecd\u7136\u96be\u4ee5\u4f7f\u7528Neutron\u5b9e\u73b0\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">Nova-network\u3001Quantum\u3001Neutron\u7684\u5bf9\u6bd4\u5206\u6790\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box !important;padding-bottom:0px;line-height:25px;widows:1;text-transform:none;font-variant:normal;margin:0px;min-height:1em;padding-left:0px;letter-spacing:normal;padding-right:0px;font-family:;max-width:100%;word-wrap:break-word !important;white-space:pre-wrap;clear:both;word-spacing:0px;padding-top:0px;-webkit-text-stroke-width:0px;\">\n<table style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;border-spacing:0px;letter-spacing:normal;border-collapse:collapse;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\" border=\"1\" cellspacing=\"0\">\n<tbody style=\"box-sizing:border-box;\">\n<tr style=\"box-sizing:border-box;\">\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"54\">\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"middle\" width=\"47\">\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u51fa\u73b0<\/span>\n\t\t\t\t\t<\/p>\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7248\u672c<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"middle\" width=\"75\">\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u652f\u6301\u7ec4<\/span>\n\t\t\t\t\t<\/p>\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7f51\u6a21\u5f0f<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"middle\" width=\"141\">\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u4f18\u70b9<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"middle\" width=\"113\">\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7f3a\u70b9<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"middle\" width=\"141\">\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u9002\u7528\u573a\u666f<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<\/tr>\n<tr style=\"box-sizing:border-box;\">\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"54\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Nova-network<\/span>\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"47\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u65e9\u671f<\/span>\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"75\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat Dhcp<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">VLAN<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"141\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u6027\u80fd\u51fa\u8272<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5de5\u4f5c\u7a33\u5b9a<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u652f\u6301multi-host\u90e8\u7f72<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u4ee5\u5b9e\u73b0HA<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"113\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7f51\u7edc\u7ba1\u7406\u4e0d\u72ec\u7acb<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u529f\u80fd\u4e0d\u591f\u7075\u6d3b<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7ec4\u7f51\u65b9\u5f0f\u53d7\u9650<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"141\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5bf9\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u8981\u6c42\u6bd4\u8f83\u9ad8\uff1b\u4e2d\u5c0f\u89c4\u6a21\u7f51\u7edc\uff1b\u7f51\u7edc\u8fd0\u7ef4\u6210\u672c\u6709\u9650\uff1b\u79c1\u6709\u4e91\u73af\u5883<\/span>\n\t\t\t\t<\/td>\n<\/tr>\n<tr style=\"box-sizing:border-box;\">\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"54\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Quantum<\/span>\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"47\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Folsom<\/span>\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"75\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat Dhcp<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">VLAN<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Overlay<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"141\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u72ec\u7acb\u7684\u7f51\u7edc\u7ba1\u7406<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u652f\u6301\u5927\u4e8c\u5c42<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u652f\u6301\u591a\u5382\u5546\u63d2\u4ef6<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"113\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7f3a\u4e4fHA\u673a\u5236<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5404\u5382\u5546\u63d2\u4ef6\u65e0\u6cd5<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<p style=\"box-sizing:border-box;margin:0px 0px 10px;\">\n\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5171\u540c\u8fd0\u884c<\/span>\n\t\t\t\t\t<\/p>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"141\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u57fa\u672c\u4e0a\u5df2\u7ecf\u90fd\u8ddf\u8fdb\u5230\u4e86Neutron<\/span>\n\t\t\t\t<\/td>\n<\/tr>\n<tr style=\"box-sizing:border-box;\">\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"54\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Neutron<\/span>\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"47\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Havana<\/span>\n\t\t\t\t<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"75\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat Dhcp<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">VLAN<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">Overlay<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"141\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7ee7\u627f\u4e86Quantum\u7684\u4f18\u70b9<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u529f\u80fd\u4e0a\u66f4\u4e3a\u4e30\u5bcc<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u7f51\u7edc\u517c\u5bb9\u6027\u5f3a<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5f00\u59cb\u5f15\u5165SDN\u7684\u601d\u60f3<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"113\">\n<ul style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u4ee3\u7801\u7ed3\u6784\u590d\u6742<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5de5\u4f5c\u4e0d\u591f\u7a33\u5b9a<\/span>\n\t\t\t\t\t\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">HA\u673a\u5236\u4ecd\u7f3a\u4e4f\u5927\u89c4\u6a21\u5546\u7528\u7684\u68c0\u9a8c<\/span>\n\t\t\t\t\t\t<\/li>\n<\/ul>\n<\/td>\n<td style=\"box-sizing:border-box;padding-bottom:0px;padding-left:0px;padding-right:0px;padding-top:0px;\" valign=\"top\" width=\"141\">\n\t\t\t\t\t<span style=\"line-height:1.5;font-size:16px;\">\u5bf9\u529f\u80fd\u8981\u6c42\u6bd4\u8f83\u591a\u6216\u5e0c\u671b\u5411SDN\u6f14\u8fdb\uff1b\u5927\u89c4\u6a21\u7f51\u7edc\u6216\u5bf9\u53ef\u6269\u5c55\u6027\u8981\u6c42\u9ad8\uff1b\u6709\u4e13\u4e1a\u7684\u7f51\u7edc\u8fd0\u7ef4\u56e2\u961f\uff1b\u516c\u6709\u4e91\u73af\u5883<\/span>\n\t\t\t\t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">\u8bf4\u5b8c\u4e86\u57fa\u672c\u7279\u5f81\u4e0e\u5e94\u7528\u573a\u666f\uff0c\u4e0b\u9762\u5f00\u59cb\u5bf9\u4e0a\u8ff0\u63d0\u5230\u7684\u4e00\u4e9b\u7f51\u7edc\u95ee\u9898\u8fdb\u884c\u8be6\u7ec6\u7684\u63cf\u8ff0\u3002\u6211\u4eec\u629b\u5f00\u6280\u672f\uff0c\u7ed3\u5408\u56fe\u4f8b\u6765\u62bd\u8c61\u5730\u770b\u770b\u4e0d\u540c\u7684\u7ec4\u7f51\u6a21\u578b\u3002\u5f53\u7136\uff0c\u4ee5\u4e0b\u6a21\u578b\u7684\u5b9e\u73b0\u4e0d\u4ec5\u4ec5\u5c40\u9650\u4e8e\u4e09\u5f20\u56fe\u4e2d\u7684\u65b9\u5f0f\u3002<\/span>\n<\/p>\n<ul style=\"box-sizing:border-box;text-align:justify;padding-bottom:0px;line-height:30px;widows:1;text-transform:none;list-style-type:none;font-variant:normal;margin:0px;padding-left:0px;letter-spacing:normal;padding-right:0px;font-family:;white-space:normal;color:;word-spacing:0px;padding-top:0px;-webkit-text-stroke-width:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">Flat\u6a21\u578b\u6700\u4e3a\u7b80\u5355\uff0c\u6240\u6709\u7684\u865a\u62df\u673a\u5171\u7528\u4e00\u4e2a\u79c1\u6709IP\u7f51\u6bb5\uff0cIP\u5730\u5740\u5728\u865a\u62df\u673a\u542f\u52a8\u65f6\u5b8c\u6210\u6ce8\u5165\uff0c\u865a\u62df\u673a\u95f4\u7684\u901a\u4fe1\u76f4\u63a5\u901a\u8fc7HyperVisor\u4e2d\u7684\u7f51\u6865\u8f6c\u53d1\uff0c\u516c\u7f51\u6d41\u91cf\u5728\u8be5\u7f51\u6bb5\u7684\u7f51\u5173\u4e0a\u8fdb\u884cNAT\uff08Nova-network\u5b9e\u73b0\u4e3a\u5f00\u542fnova-network\u4e3b\u673a\u5185\u6838\u7684iptables\uff0cNeutron\u5b9e\u73b0\u4e3a\u7f51\u7edc\u8282\u70b9\u4e0a\u7684l3-agent\uff09\u3002Flat DHCP\u6a21\u578b\u4e0eFlat\u533a\u522b\u5728\u4e8e\u7f51\u6865\u4e2d\u5f00\u542f\u4e86DHCP\u8fdb\u7a0b\uff0c\u865a\u62df\u673a\u901a\u8fc7DHCP\u6d88\u606f\u83b7\u5f97IP\u5730\u5740\uff08Nova-network\u5b9e\u73b0\u4e3anova-network\u4e3b\u673a\u4e2d\u7684dnsmaq\uff0cNeutron\u5b9e\u73b0\u4e3a\u7f51\u7edc\u8282\u70b9\u4e0a\u7684dhcp-agent\uff09\u3002<\/span>\n\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">VLAN\u6a21\u578b\u5f15\u5165\u4e86\u591a\u79df\u6237\u673a\u5236\uff0c\u865a\u62df\u673a\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u79c1\u6709IP\u7f51\u6bb5\uff0c\u4e00\u4e2a\u79df\u6237\u53ef\u4ee5\u62e5\u6709\u591a\u4e2aIP\u7f51\u6bb5\u3002\u865a\u62df\u673aIP\u901a\u8fc7DHCP\u6d88\u606f\u83b7\u53d6IP\u5730\u5740\uff08Nova-network\u5b9e\u73b0\u4e3anova-network\u4e3b\u673a\u4e2d\u7684dnsmaq\uff0cNeutron\u5b9e\u73b0\u4e3a\u7f51\u7edc\u8282\u70b9\u4e0a\u7684dhcp-agent\uff09\u3002\u7f51\u6bb5\u5185\u90e8\u865a\u62df\u673a\u95f4\u7684\u901a\u4fe1\u76f4\u63a5\u901a\u8fc7HyperVisor\u4e2d\u7684\u7f51\u6865\u8f6c\u53d1\uff0c\u540c\u4e00\u79df\u6237\u8de8\u7f51\u6bb5\u901a\u4fe1\u901a\u8fc7\u7f51\u5173\u8def\u7531\uff0c\u4e0d\u540c\u79df\u6237\u901a\u8fc7\u7f51\u5173\u4e0a\u7684ACL\u8fdb\u884c\u9694\u79bb\uff0c\u516c\u7f51\u6d41\u91cf\u5728\u8be5\u7f51\u6bb5\u7684\u7f51\u5173\u4e0a\u8fdb\u884cNAT\uff08Nova-network\u5b9e\u73b0\u4e3a\u5f00\u542fnova-network\u4e3b\u673a\u5185\u6838\u7684iptables\uff0cNeutron\u5b9e\u73b0\u4e3a\u7f51\u7edc\u8282\u70b9\u4e0a\u7684l3-agent\uff09\u3002\u5982\u679c\u4e0d\u540c\u79df\u6237\u903b\u8f91\u4e0a\u5171\u7528\u4e00\u4e2a\u7f51\u5173\uff0c\u5219\u65e0\u6cd5\u5b9e\u73b0\u79df\u6237\u95f4IP\u5730\u5740\u7684\u590d\u7528\u3002<\/span>\n\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">Overlay\u6a21\u578b\uff08\u5305\u62ecGRE\u548cVxlAN\u96a7\u9053\u6280\u672f\uff09\uff0c\u76f8\u6bd4\u4e8eVLAN\u6a21\u578b\u6709\u4ee5\u4e0b\u6539\u8fdb\u30021\uff09\u79df\u6237\u6570\u91cf\u4ece4K\u589e\u52a0\u523016million\uff1b2\uff09\u79df\u6237\u5185\u90e8\u901a\u4fe1\u53ef\u4ee5\u8de8\u8d8a\u4efb\u610fIP\u7f51\u7edc\uff0c\u652f\u6301\u865a\u62df\u673a\u4efb\u610f\u8fc1\u79fb\uff1b3\uff09\u4e00\u822c\u6765\u8bf4\u6bcf\u4e2a\u79df\u6237\u903b\u8f91\u4e0a\u90fd\u6709\u4e00\u4e2a\u7f51\u5173\u5b9e\u4f8b\uff0cIP\u5730\u5740\u53ef\u4ee5\u5728\u79df\u6237\u95f4\u8fdb\u884c\u590d\u7528\uff1b4\uff09\u80fd\u591f\u7ed3\u5408SDN\u6280\u672f\u5bf9\u6d41\u91cf\u8fdb\u884c\u4f18\u5316\u3002<\/span>\n\t<\/li>\n<\/ul>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<a style=\"box-sizing:border-box;outline-style:none;outline-color:invert;outline-width:medium;color:;cursor:pointer;text-decoration:;\" class=\"fancybox\" href=\"http:\/\/7xnzbp.com2.z0.glb.qiniucdn.com\/wp-content%2Fuploads%2F2016%2F03%2FOpenStack-neutron-share-figure-1.png\" data-rel=\"penci-gallery-image-content\"  rel=\"fancybox\" target=\"_blank\"><img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:10px auto;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" src=\"http:\/\/www.weizn.net\/content\/uploadfile\/201605\/eef3c757f43c2c197391757962b87b6920160523123021.png\" \/><\/a><br style=\"box-sizing:border-box;\" \/><br \/>\n<span style=\"line-height:1.5;font-size:16px;\">\u770b\u8fc7\u62bd\u8c61\u7684\u7ec4\u7f51\u6a21\u578b\uff0c\u4e0b\u9762\u6211\u4eec\u6765\u4ecb\u7ecd\u7ec4\u7f51\u5177\u4f53\u7684\u5b9e\u73b0\u6280\u672f\u3002\u7531\u4e8e\u672c\u7ae0\u7684\u91cd\u70b9\u662fSDN\u4e0e\u4e91\uff0c\u56e0\u6b64\u4e0b\u9762\u7684\u4ecb\u7ecd\u90fd\u662f\u9488\u5bf9Neutron\u7684\uff0c\u5bf9nova-network\u548cQuantum\u5c06\u4e0d\u505a\u8ba8\u8bba\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5bf9Neutron\u76843\u7c7b\u8282\u70b9\u548c3\u79cd\u7f51\u7edc\u6709\u6240\u8ba4\u8bc6\u3002<\/span>\n<\/p>\n<ul style=\"box-sizing:border-box;text-align:justify;padding-bottom:0px;line-height:30px;widows:1;text-transform:none;list-style-type:none;font-variant:normal;margin:0px;padding-left:0px;letter-spacing:normal;padding-right:0px;font-family:;white-space:normal;color:;word-spacing:0px;padding-top:0px;-webkit-text-stroke-width:0px;\">\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">3\u7c7b\u8282\u70b9\u2014\u2014\u7ba1\u7406\u8282\u70b9\uff1a\u5b9e\u73b0\u955c\u50cf\u3001\u5757\u5b58\u50a8\u3001\u8eab\u4efd\u8ba4\u8bc1\u3001\u524d\u7aef\u7b49\u670d\u52a1\uff0c\u8fd0\u884cnova-compute\u7684\u8c03\u5ea6\u6a21\u5757\u4ee5\u53canova api-server\uff1b\u8ba1\u7b97\u8282\u70b9\uff1a\u5b9e\u73b0nova-compute\uff0c\u4ee5\u53caneutron\u7684\u5404\u79cdagent\uff08\u4e00\u822c\u4e0d\u5305\u62ecl3-agent\uff0cDVR\u9664\u5916\uff09\uff1b\u7f51\u7edc\u8282\u70b9\uff0c\uff1a\u5b9e\u73b0neutron\u5404\u79cdagent\u3002\u6ce8\u610f\uff0c\u7531\u4e8eOpenStack\u4e3a\u5206\u5e03\u5f0f\u67b6\u6784\u5b9e\u73b0\uff0c\u56e0\u6b64neutron-server\u65e2\u53ef\u4ee5\u8fd0\u884c\u5728\u63a7\u5236\u8282\u70b9\uff0c\u4e5f\u53ef\u4ee5\u8fd0\u884c\u5728\u7f51\u7edc\u8282\u70b9\u3002<\/span>\n\t<\/li>\n<li style=\"box-sizing:border-box;padding-bottom:0px;list-style-type:none;margin:0px;padding-left:0px;padding-right:0px;padding-top:0px;\">\n\t\t<span style=\"line-height:1.5;font-size:16px;\">3\u79cd\u7f51\u7edc\u2014\u2014OpenStack\u5185\u90e8\u6a21\u5757\u4e4b\u95f4\u7684\u4ea4\u4e92\u53d1\u751f\u5728\u7ba1\u7406\u7f51\u7edc\uff0c\u865a\u62df\u673a\u4e4b\u95f4\u7684\u901a\u4fe1\u53d1\u751f\u5728\u6570\u636e\u7f51\u7edc\uff0c\u800cExternal Network\/API Network\u7f51\u7edc\u662f\u8fde\u63a5\u5916\u7f51\u7684\uff0c\u65e0\u8bba\u662f\u7528\u6237\u8c03\u7528Openstack API\uff0c\u8fd8\u662f\u865a\u62df\u673a\u4e0e\u5916\u7f51\u95f4\u7684\u4e92\u901a\u90fd\u9700\u8981\u7ecf\u8fc7\u8fd9\u4e2a\u7f51\u7edc\u3002\u76ee\u524dOpenStack\u901a\u5e38\u91c7\u7528out-of-bound\u65b9\u5f0f\u8fdb\u884c\u90e8\u7f72\uff0c\u7ba1\u7406\u7f51\u7edc\u4e0e\u53e6\u5916\u4e24\u4e2a\u7f51\u7edc\u662f\u72ec\u7acb\u7684\uff0c\u4e5f\u5e76\u4e0d\u6d89\u53ca\u590d\u6742\u7684\u7ec4\u7f51\u9700\u6c42\uff0c\u4e0b\u9762\u7684\u5206\u6790\u53ea\u9488\u5bf9\u6570\u636e\u7f51\u7edc\u4e0eExternal Network\/API Network\u7f51\u7edc\u3002<\/span>\n\t<\/li>\n<\/ul>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<a style=\"box-sizing:border-box;outline-style:none;outline-color:invert;outline-width:medium;color:;cursor:pointer;text-decoration:;\" class=\"fancybox\" href=\"http:\/\/7xnzbp.com2.z0.glb.qiniucdn.com\/wp-content%2Fuploads%2F2016%2F03%2FOpenStack-neutron-share-figure-4.png\" data-rel=\"penci-gallery-image-content\"  rel=\"fancybox\" target=\"_blank\"><img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:10px auto;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" src=\"http:\/\/www.weizn.net\/content\/uploadfile\/201605\/82eb66e75e89de1467f1eafd454559df20160523123022.png\" \/><\/a><br style=\"box-sizing:border-box;\" \/><br \/>\n<span style=\"line-height:1.5;font-size:16px;\">\u6709\u4e86\u4ee5\u4e0a\u77e5\u8bc6\u4f5c\u4e3a\u57fa\u7840\uff0c\u5c31\u53ef\u4ee5\u6765\u5206\u6790\u865a\u62df\u673a\u7684\u901a\u4fe1\u8fc7\u7a0b\u4e86\u3002\u7531\u4e8eOpenStack\u4e2d\u5bb9\u5668\u7684\u901a\u4fe1\u673a\u5236\u76ee\u524d\u5c1a\u4e0d\u6210\u719f\uff0c\u5e76\u4e14\u6709\u4e13\u95e8\u7684\u9879\u76eeKuryr\u53bb\u5b9e\u73b0\u5bb9\u5668\u76f8\u5173\u7f51\u7edc\u6280\u672f\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4e0d\u6d89\u53caOpenStack\u4e2d\u7684\u5bb9\u5668\u901a\u4fe1\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">\u4ee5\u4e0b\u5c06\u901a\u8fc7\u4e09\u5f20\u56fe\u6765\u5206\u6790Neutron\u4e2d\u7684VLAN\u7ec4\u7f51\u6a21\u578b\uff0cHyperVisor\u4e2d\u7684\u7f51\u7edc\u8bbe\u5907\u4ee5OpenvSwitch\u4e3a\u4f8b\u3002\u8fd9\u4e09\u5f20\u56fe\u4e2d\u6bcf\u4e00\u4e2a\u4fe1\u606f\u90fd\u662f\u6709\u7528\u7684\uff0c\u628a\u8fd9\u4e9b\u4fe1\u606f\u5b8c\u5168\u5f04\u61c2\u4e86\uff0cNeutron\u7684\u7ec4\u7f51\u4e5f\u5c31\u80fd\u57fa\u672c\u638c\u63e1\u4e86\uff0cOverlay\u6a21\u578b\u4e0eVLAN\u6a21\u578b\u7684\u533a\u522b\u53ea\u5728\u4e8e\u5c06\u56fe\u4e2d\u7684br-eth1\u66ff\u6362\u6210br-tun\u5373\u53ef\uff0c\u5177\u4f53\u96a7\u9053\u5982\u4f55\u8fdb\u884c\u5c01\u88c5\uff0c\u540e\u9762\u7684\u6587\u7ae0\u4e2d\u6211\u4eec\u4f1a\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/span><br style=\"box-sizing:border-box;\" \/><br \/>\n<a style=\"box-sizing:border-box;outline-style:none;outline-color:invert;outline-width:medium;color:;cursor:pointer;text-decoration:;\" class=\"fancybox\" href=\"http:\/\/7xnzbp.com2.z0.glb.qiniucdn.com\/wp-content%2Fuploads%2F2016%2F03%2FOpenStack-neutron-share-figure-5.png\" data-rel=\"penci-gallery-image-content\"  rel=\"fancybox\" target=\"_blank\"><img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:10px auto;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" src=\"http:\/\/www.weizn.net\/content\/uploadfile\/201605\/0e7ac2f09b7a6a2b62efc3b243b9d4b020160523123026.png\" \/><\/a><br style=\"box-sizing:border-box;\" \/><br \/>\n<span style=\"line-height:1.5;font-size:16px;\">\u7b2c\u4e00\u5f20\u56fe\u662f\u8ba1\u7b97\u8282\u70b9\u4e0a\u7684\u7f51\u7edc\u5b9e\u73b0\u3002\u4ee5\u865a\u62df\u673a\u53d1\u51fa\u6d41\u91cf\u65b9\u5411\u4e3a\u4f8b\uff0c\u4ece\u865a\u62df\u673a\u5904\u5f00\u59cb\u5206\u6790\uff1a<\/span><br style=\"box-sizing:border-box;\" \/><br \/>\n<span style=\"line-height:1.5;font-size:16px;\">1)\u6d41\u91cf\u7ecf\u7531\u865a\u62df\u673aIP\u5185\u6838\u4ea4\u7ed9\u865a\u62df\u7f51\u5361\u5904\u7406\uff0c\u865a\u62df\u7f51\u5361\u7531TAP\u8f6f\u4ef6\u5b9e\u73b0\uff0cTAP\u5141\u8bb8\u7528\u6237\u6001\u7a0b\u5e8f\u5411\u5185\u6838\u534f\u8bae\u6808\u6ce8\u5165\u6570\u636e\uff0c\u5b83\u53ef\u4ee5\u8fd0\u884c\u4e8e\u865a\u62df\u673a\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u4e0a\uff0c\u80fd\u591f\u63d0\u4f9b\u4e0e\u786c\u4ef6\u4ee5\u592a\u7f51\u5361\u5b8c\u5168\u76f8\u540c\u7684\u529f\u80fd\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">2)TAP\u8bbe\u5907\u5e76\u4e0d\u662f\u76f4\u63a5\u8fde\u63a5\u5230OVS\u4e0a\u7684\uff0c\u800c\u662f\u901a\u8fc7linux bridge\u4e2d\u7ee7\u5230ovs br-int\u4e0a\uff0c\u5176\u539f\u56e0\u5728\u4e8eovs\u65e0\u6cd5\u5b9e\u73b0linux bridge\u4e2d\u4e00\u4e9b\u5e26\u72b6\u6001\u7684iptables\u89c4\u5219\uff0c\u800c\u8fd9\u4e9b\u89c4\u5219\u5f80\u5f80\u7528\u4e8e\u4ee5\u865a\u62df\u673a\u4e3a\u5355\u4f4d\u7684\u5b89\u5168\u7ec4\uff08security group\uff09\u529f\u80fd\u7684\u5b9e\u73b0\u3002qbr\u662fquantum bridge\u7684\u7f29\u5199\uff0cNeutron\u4e2d\u6cbf\u7528\u4e86Quantum\u7684\u53eb\u6cd5\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">3)linux bridge\u4e0eovs br int\u95f4\u7684\u8fde\u63a5\u901a\u8fc7veth-pair\u6280\u672f\u5b9e\u73b0\uff0cqvb\u4ee3\u8868quantum veth bridge\uff0cqvo\u4ee3\u8868quantum veth ovs\u3002veth-pair\u7528\u4e8e\u8fde\u63a5\u4e24\u4e2a\u865a\u62df\u7f51\u7edc\u8bbe\u5907\uff0c\u603b\u662f\u6210\u5bf9\u51fa\u73b0\u4ee5\u6a21\u62df\u865a\u62df\u8bbe\u5907\u95f4\u7684\u6570\u636e\u6536\u53d1\uff0c\u5176\u539f\u7406\u662f\u53cd\u8f6c\u901a\u8baf\u6570\u636e\u7684\u65b9\u5411\uff0c\u9700\u8981\u53d1\u9001\u7684\u6570\u636e\u4f1a\u88ab\u8f6c\u6362\u6210\u9700\u8981\u6536\u5230\u7684\u6570\u636e\u91cd\u65b0\u9001\u5165\u5185\u6838\u7f51\u7edc\u5c42\u8fdb\u884c\u5904\u7406\u3002veth-pair\u4e0etap\u7684\u533a\u522b\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3aveth-pair\u662f\u8f6f\u4ef6\u6a21\u62df\u7684\u7f51\u7ebf\uff0c\u800ctap\u662f\u8f6f\u4ef6\u6a21\u62df\u7684\u7f51\u5361\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">4)ovs br-int\u662f\u8ba1\u7b97\u8282\u70b9\u672c\u5730\u7684\u865a\u62df\u4ea4\u6362\u8bbe\u5907\uff0c\u6839\u636eneutron-server\u4e2dOVS Plugin\u7684\u6307\u5bfc\uff0c\u5b8c\u6210\u6d41\u91cf\u5728\u672c\u5730\u7684\u5904\u7406\uff1a\u672c\u5730\u865a\u62df\u673a\u9001\u5165\u7684\u6d41\u91cf\u88ab\u6807\u8bb0\u672c\u5730VLAN tag\uff0c\u9001\u5230\u672c\u5730\u865a\u62df\u673a\u7684\u6d41\u91cf\u88ab\u53bb\u6389\u672c\u5730VLAN tag\uff0c\u672c\u5730\u865a\u62df\u673a\u95f4\u76842\u5c42\u6d41\u91cf\u76f4\u63a5\u5728\u672c\u5730\u8f6c\u53d1\uff0c\u672c\u5730\u865a\u62df\u673a\u5230\u8fdc\u7aef\u865a\u62df\u673a\u3001\u7f51\u5173\u7684\u6d41\u91cf\u7531int-br-eth1\u9001\u5230ovs br-eth1\u4e0a\uff08\u5728Overlay\u6a21\u578b\u4e2d\u9001\u5230ovs br-tun\u4e0a\uff09\u3002\u65e0\u8bba\u662fVLAN\u6a21\u578b\u8fd8\u662fOverlay\u6a21\u578b\uff0c\u7531\u4e8ebr-int\u4e0aVLAN\u6570\u91cf\u7684\u9650\u5236\uff0c\u8ba1\u7b97\u8282\u70b9\u672c\u5730\u6700\u591a\u652f\u63014K\u7684\u79df\u6237\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">5)ovs br-int\u4e0eovs br-eth1\u95f4\u7684\u8fde\u63a5\u901a\u8fc7veth-pair\u6280\u672f\u5b9e\u73b0\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">6)ovs br-eth1\u5c06\u8be5\u8ba1\u7b97\u8282\u70b9\u4e0e\u5176\u4ed6\u8ba1\u7b97\u8282\u70b9\u3001\u7f51\u7edc\u8282\u70b9\u8fde\u63a5\u8d77\u6765\uff0c\u6839\u636eneutron-server\u4e2dOVS Plugin\u7684\u6307\u5bfc\uff0c\u5b8c\u6210\u6d41\u91cf\u9001\u51fa\u3001\u9001\u5165\u672c\u5730\u524d\u7684\u5904\u7406\uff1a\u6839\u636e\u5e95\u5c42\u7269\u7406\u7f51\u7edc\u79df\u6237VLAN\u4e0e\u672c\u5730\u79df\u6237VLAN\u95f4\u7684\u6620\u5c04\u5173\u7cfb\u8fdb\u884cVLAN ID\u7684\u8f6c\u6362\uff08Overlay\u6a21\u578b\u4e2d\u6b64\u5904\u8fdb\u884c\u96a7\u9053\u5c01\u88c5\uff0c\u5e76\u8fdb\u884cVNI\u4e0e\u672c\u5730\u79df\u6237VLAN ID\u95f4\u7684\u6620\u5c04\uff09\u3002\u7531\u4e8e\u5e95\u5c42\u7269\u7406\u7f51\u7edc\u4e2dVLAN\u6570\u91cf\u7684\u9650\u5236\uff0cVLAN\u6a21\u578b\u6700\u591a\u652f\u63014K\u7684\u79df\u6237\uff0c\u800cOverlay\u6a21\u578b\u4e2d\uff0c24\u4f4d\u7684VNI\u6700\u591a\u652f\u630116million\u7684\u79df\u6237\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">7)ovs br-eth1\u76f4\u63a5\u5173\u8054\u7269\u7406\u5bbf\u4e3b\u673a\u7684\u786c\u4ef6\u7f51\u5361eth1\uff0c\u901a\u8fc7eth1\u5c06\u6570\u636e\u5305\u9001\u5230\u7269\u7406\u7f51\u7edc\u4e2d\u3002Overlay\u6a21\u578b\u4e2dovs br-tun\u901a\u8fc7TUN\u8bbe\u5907\u5bf9\u6570\u636e\u5305\u8fdb\u884c\u5916\u5c42\u96a7\u9053\u5c01\u88c5\u5e76\u9001\u5230HyperVisor\u5185\u6838\u4e2d\uff0c\u5185\u6838\u6839\u636e\u5916\u5c42IP\u5730\u5740\u8fdb\u884c\u9009\u8def\uff0c\u4ece\u786c\u4ef6\u7f51\u5361eth1\u5c06\u6570\u636e\u5305\u9001\u5230\u7269\u7406\u7f51\u7edc\u4e2d\u3002TUN\u4e0eTAP\u7684\u5b9e\u73b0\u673a\u5236\u7c7b\u4f3c\uff0c\u533a\u522b\u5728\u4e8eTAP\u5de5\u4f5c\u5728\u4e8c\u5c42\uff0c\u800cTUN\u5de5\u4f5c\u5728\u4e09\u5c42\u3002<\/span><br style=\"box-sizing:border-box;\" \/><br \/>\n<a style=\"box-sizing:border-box;outline-style:none;outline-color:invert;outline-width:medium;color:;cursor:pointer;text-decoration:;\" class=\"fancybox\" href=\"http:\/\/7xnzbp.com2.z0.glb.qiniucdn.com\/wp-content%2Fuploads%2F2016%2F03%2FOpenStack-neutron-share-figure-6.png\" data-rel=\"penci-gallery-image-content\"  rel=\"fancybox\" target=\"_blank\"><img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:10px auto;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" src=\"http:\/\/www.weizn.net\/content\/uploadfile\/201605\/135e94192d1d2362df5145f2d2c9dc8f20160523123028.png\" \/><\/a><br style=\"box-sizing:border-box;\" \/><br \/>\n<span style=\"line-height:1.5;font-size:16px;\">\u7b2c\u4e8c\u5f20\u56fe\u548c\u7b2c\u4e09\u5f20\u56fe\u662f\u7f51\u7edc\u8282\u70b9\u4e0a\u7684\u7f51\u7edc\u5b9e\u73b0\uff0c\u9700\u8981\u7ed3\u5408\u5728\u4e00\u8d77\u6765\u770b\u3002\u4ee5\u6d41\u91cf\u6d41\u5165\u7f51\u7edc\u8282\u70b9\u65b9\u5411\u4e3a\u4f8b\uff0c\u4ece\u5e95\u5c42\u7269\u7406\u7f51\u7edc\u6d41\u91cf\u901a\u8fc7eth1\u8fdb\u5165ovs br-eth1\uff08Overlay\u6a21\u578b\u4e2d\u4e3aovs br-tun\uff09\u5f00\u59cb\u5206\u6790\uff1a<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">1)ovs br-eth1\u5c06\u7f51\u7edc\u8282\u70b9\u4e0e\u8ba1\u7b97\u8282\u70b9\u8fde\u63a5\u8d77\u6765\uff0c\u6839\u636eneutron-server\u4e2dOVS Plugin\u7684\u6307\u5bfc\uff0c\u5b8c\u6210\u6d41\u91cf\u9001\u5165\u7f51\u7edc\u8282\u70b9\u524d\u7684\u5904\u7406\uff1a\u6839\u636e\u5e95\u5c42\u7269\u7406\u7f51\u7edc\u79df\u6237VLAN\u4e0e\u672c\u5730\u79df\u6237VLAN\u95f4\u7684\u6620\u5c04\u5173\u7cfb\u8fdb\u884cVLAN ID\u7684\u8f6c\u6362\uff08Overlay\u6a21\u578b\u4e2d\u6b64\u5904\u8fdb\u884c\u89e3\u5c01\u88c5\uff0c\u5e76\u8fdb\u884cVNI\u4e0e\u672c\u5730\u79df\u6237VLAN ID\u95f4\u7684\u6620\u5c04\uff09\u3002\u6ce8\u610f\uff0c\u867d\u7136\u540c\u4e00\u79df\u6237\u5728\u5e95\u5c42\u7269\u7406\u7f51\u7edc\u4e0a\u7684VLAN ID\uff08Overlay\u6a21\u578b\u4e2d\u4e3aVNI\uff09\u552f\u4e00\uff0c\u4f46\u662f\u5728\u7f51\u7edc\u8282\u70b9\u4e0e\u8ba1\u7b97\u8282\u70b9\uff0c\u4e0d\u540c\u8ba1\u7b97\u8282\u70b9\u4e2d\u540c\u4e00\u79df\u6237\u5bf9\u5e94\u7684\u672c\u5730VLAN ID\u53ef\u80fd\u6709\u6240\u4e0d\u540c\u3002\u53e6\u5916\u7531\u4e8e\u7f51\u7edc\u8282\u70b9\u4e5f\u8981\u5728ovs br-int\u4e0a\u4f7f\u7528\u672c\u5730VLAN\uff0c\u800c\u79df\u6237\u8de8\u7f51\u6bb5\u6d41\u91cf\u4e0e\u516c\u7f51\u6d41\u91cf\u90fd\u8981\u7ecf\u8fc7\u7f51\u7edc\u8282\u70b9\uff0c\u56e0\u6b64\u4f7f\u7528\u5355\u4e2a\u7f51\u7edc\u8282\u70b9\u65f6\uff0cNeutron\u6700\u591a\u80fd\u652f\u63014K\u79df\u6237\uff0c\u53ef\u91c7\u7528\u90e8\u7f72\u591a\u4e2a\u7f51\u7edc\u8282\u70b9\u7684\u65b9\u5f0f\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">2)\u9001\u5165\u7f51\u7edc\u8282\u70b9\u7684\u6d41\u91cf\uff0c\u7531ovs br-eth1\uff08ovs br-tun\uff09\u901a\u8fc7veth-pair\u9001\u7ed9ovs br-int\uff0covs br-int\u8fde\u63a5\u4e86\u672c\u5730\u4e0d\u540c\u7684namespace\uff0c\u5305\u62ec\u5b9e\u73b0dhcp\u529f\u80fd\u7684dhcp-agent\u2014\u2014dnsmasq\uff0c\u4ee5\u53ca\u5b9e\u73b0\u8def\u7531\u529f\u80fd\u7684l3-agent\u2014\u2014router\u3002Dnsmasq\u8d1f\u8d23\u7ed9\u5bf9\u5e94\u79df\u6237\u7684\u865a\u62df\u673a\u5206\u914dIP\u5730\u5740\uff0c\u800crouter\u8d1f\u8d23\u5904\u7406\u79df\u6237\u5185\u8de8\u7f51\u6bb5\u6d41\u91cf\u4ee5\u53ca\u516c\u7f51\u6d41\u91cf\u3002\u4e0d\u540c\u7684\u79df\u6237\u6709\u4e0d\u540c\u7684dnsmasq\u548crouter\u5b9e\u4f8b\uff0c\u56e0\u6b64\u4e0d\u540c\u79df\u6237\u95f4\u53ef\u4ee5\u5b9e\u73b0IP\u5730\u5740\u7684\u590d\u7528\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">3)Router namesapce\u901a\u8fc7qr\u63a5\u53e3\uff08Quantum Router\uff09\u63a5\u6536\u5230\u79df\u6237\u5185\u8de8\u7f51\u6bb5\u6d41\u91cf\u4ee5\u53ca\u516c\u7f51\u6d41\u91cf\uff0c\u5728ns\u7684IP\u5185\u6838\u4e2d\u5bf9\u8de8\u7f51\u6bb5\u6d41\u91cf\u8fdb\u884c\u8def\u7531\uff0c\u6539\u5199MAC\u5730\u5740\u5e76\u901a\u8fc7\u76f8\u5e94\u7684qr\u63a5\u53e3\u5411ovs br-int\u9001\u51fa\u6570\u636e\u5305\u3002\u5728ns\u7684IP\u5185\u6838\u4e2d\u5bf9\u516c\u7f51\u6d41\u91cf\u8fdb\u884cNAT\uff0c\u5e76\u901a\u8fc7qg\u63a5\u53e3\uff08Quantum Gateway\uff09\u53d1\u9001\u7ed9ovs br-ex\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">4)Ovs br-ex\u901a\u8fc7\u5173\u7269\u7406\u8054\u5bbf\u4e3b\u673a\u7684\u786c\u4ef6\u7f51\u5361eth1\u5c06\u6d41\u91cf\u9001\u81f3Internet\u8def\u7531\u5668\u3002<\/span>\n<\/p>\n<p style=\"box-sizing:border-box;text-align:justify;line-height:30px;widows:1;text-transform:none;font-variant:normal;margin:0px 0px 10px;letter-spacing:normal;font-family:;white-space:normal;color:;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<span style=\"line-height:1.5;font-size:16px;\">5)\u4e0a\u8ff0\u4e24\u5e45\u56fe\u4e2d\uff0covs br-int\u4e0eovs br-ex\u95f4\u6709\u76f4\u8fde\uff0c\u636e\u8bf4\u4e3b\u8981\u662f\u9632\u6b62l3-agent\u51fa\u73b0\u95ee\u9898\u65f6\u80fd\u591f\u4fdd\u8bc1\u6d41\u91cf\u4e0d\u4e2d\u65ad\uff0c\u4f46\u5b9e\u9645\u4e0a\u770b\u6765\u5f88\u5c11\u51fa\u73b0\u6b64\u95ee\u9898\u3002<\/span><br style=\"box-sizing:border-box;\" \/><br \/>\n<a style=\"box-sizing:border-box;outline-style:none;outline-color:invert;outline-width:medium;color:;cursor:pointer;text-decoration:;\" class=\"fancybox\" href=\"http:\/\/7xnzbp.com2.z0.glb.qiniucdn.com\/wp-content%2Fuploads%2F2016%2F03%2FOpenStack-neutron-share-figure-7.png\" data-rel=\"penci-gallery-image-content\"  rel=\"fancybox\" target=\"_blank\"><img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:10px auto;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" src=\"http:\/\/www.weizn.net\/content\/uploadfile\/201605\/3646e266e551494d9f1ebf98e21de63920160523123029.png\" \/><\/a><br style=\"box-sizing:border-box;\" \/><br \/>\n<span 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