{"id":888,"date":"2018-10-21T09:49:58","date_gmt":"2018-10-21T01:49:58","guid":{"rendered":"https:\/\/blog.pfchina.org\/?p=888"},"modified":"2020-08-24T21:56:45","modified_gmt":"2020-08-24T13:56:45","slug":"opnsense%e7%94%a8%e6%88%b7%e6%89%8b%e5%86%8c-netflow%e5%af%bc%e5%87%ba%e5%92%8c%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/blog.pfchina.org\/?p=888","title":{"rendered":"OPNsense\u7528\u6237\u624b\u518c-Netflow"},"content":{"rendered":"<h1 style=\"text-align: justify;\">Netflow\u5bfc\u51fa\u548c\u5206\u6790<\/h1>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3199\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight.png\" width=\"1280\" height=\"755\" alt=\"..\/_images\/netflow_analyzer_insight.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight-1024x604.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight-300x177.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight-768x453.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_analyzer_insight-500x295.png 500w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Netflow\u662f\u4e00\u79cd\u7531Cisco\u53d1\u660e\u7684\u76d1\u63a7\u529f\u80fd\uff0c\u5b83\u4f7f\u7528ng_netflow\uff08Netgraph\uff09\u5728FreeBSD\u5185\u6838\u4e2d\u5b9e\u73b0\u3002\u7531\u4e8eNetgraph\u662f\u4e00\u4e2a\u5185\u6838\u5b9e\u73b0\uff0c\u56e0\u6b64\u4e0esoftflowd\u6216pfflowd\u76f8\u6bd4\uff0c\u5b83\u7684\u8c03\u7528\u663e\u793a\u975e\u5e38\u5feb\u3002<\/p>\n<p style=\"text-align: justify;\">\u867d\u7136\u8bb8\u591a\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\uff08\u5982Nagios\uff0cCacti\u548cvnstat\uff09\u4ec5\u6355\u83b7\u6d41\u91cf\u7edf\u8ba1\u4fe1\u606f\uff0c\u4f46Netflow\u4f1a\u6355\u83b7\u5b8c\u6574\u7684\u6570\u636e\u5305\u6d41\uff0c\u5305\u62ec\u6e90\u3001\u76ee\u6807IP\u548c\u7aef\u53e3\u53f7\u3002<\/p>\n<p style=\"text-align: justify;\">OPNsense\u652f\u6301\u5c06Netflow\u6570\u636e\u5bfc\u51fa\u5230\u5916\u90e8\u6536\u96c6\u5668\uff0c\u4ee5\u53ca\u7528\u4e8e\u73b0\u573a\u5206\u6790\u548c\u5b9e\u65f6\u76d1\u63a7\u7684\u7efc\u5408\u5206\u6790\u3002<\/p>\n<p style=\"text-align: justify;\">OPNsense\u662f\u552f\u4e00\u4e00\u4e2a\u96c6\u6210\u4e86\u56fe\u5f62\u7528\u6237\u754c\u9762\u7684\u5185\u7f6eNetflow\u5206\u6790\u5668\u7684\u5f00\u6e90\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<div id=\"supported-versions\" class=\"section\" style=\"text-align: justify;\">\n<h2>\u652f\u6301\u7684\u7248\u672c<\/h2>\n<p>OPNsense\u652f\u6301Netflow\u7248\u672c5\uff08IPv4\uff09\u548c\u7248\u672c9\uff08IPv4\u548cIPv6\uff09\u3002<\/p>\n<\/div>\n<div id=\"netflow-basics\" class=\"section\" style=\"text-align: justify;\">\n<h2>Netflow\u57fa\u7840\u77e5\u8bc6<\/h2>\n<p>\u4e3a\u4e86\u5206\u6790\u6d41\u91cf\u6570\u636e\uff0c\u7406\u89e3\u5165\u53e3\u548c\u51fa\u53e3\u6d41\u91cf\u4e4b\u95f4\u7684\u5dee\u5f02\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<div id=\"ingress\" class=\"section\">\n<h3>\u5165\u53e3<\/h3>\n<p>\u5230\u6216\u4ece\u9632\u706b\u5899\u8fdb\u6765\u7684\u6d41\u91cf\u3002<\/p>\n<\/div>\n<div id=\"egress\" class=\"section\">\n<h3>\u51fa\u53e3<\/h3>\n<p>\u901a\u8fc7\u9632\u706b\u5899\u7684\u6d41\u91cf\u3002<\/p>\n<\/div>\n<div id=\"ingress-egress-double-flow-count\" class=\"section\">\n<h3>\u5165\u53e3 +\u00a0\u51fa\u53e3 =\u53cc\u6d41\u91cf<\/h3>\n<p>\u5f53\u542f\u7528\u5165\u53e3\u548c\u51fa\u53e3\u65f6\uff0c\u7531\u4e8e\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff0c\u6d41\u91cf\u88ab\u8ba1\u7b97\u4e3a\u4e24\u500d\uff0c\u56e0\u4e3a\u6765\u81eaLAN\u7684\u6240\u6709\u8fdb\u5165WAN\u7684\u6570\u636e\u5305\u90fd\u901a\u8fc7\u4e86\u9632\u706b\u5899\u7684\u7f51\u7edc\u8f6c\u6362\uff0c\u4ece\u800c\u521b\u5efa\u4e86\u5165\u53e3\u6d41\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5bf9\u5165\u53e3\u6d41\u91cf\u4e0d\u611f\u5174\u8da3\uff0c\u90a3\u4e48OPNsense\u4f1a\u63d0\u4f9b\u8fc7\u6ee4\u6b64\u6d41\u91cf\u7684\u9009\u9879\u3002\u5728\u540c\u4e00\u8bbe\u5907\u4e0a\u4f7f\u7528\u4ee3\u7406\u65f6\uff0c\u6355\u83b7\u5165\u53e3\u6d41\u4e5f\u5f88\u91cd\u8981\uff0c\u5426\u5219\u6240\u6709\u4ee3\u7406\u6d41\u91cf\u90fd\u4e0d\u53ef\u89c1\u3002\u4e0b\u884c\u5f53\u7136\u662f\u7531\u4e8e\u63d0\u5230\u7684NAT\u6548\u5e94\uff0c\u6240\u6709\u672a\u901a\u8fc7\u4ee3\u7406\u7684\u6d41\u91cf\u90fd\u4f1a\u88ab\u8ba1\u7b97\u4e24\u6b21\u3002<\/p>\n<\/div>\n<\/div>\n<div id=\"netflow-exporter\" class=\"section\" style=\"text-align: justify;\">\n<h2>Netflow\u5bfc\u51fa\u5668<\/h2>\n<p>OPNsense Netflow Exporter\u652f\u6301\u591a\u4e2a\u63a5\u53e3\uff0c\u8fc7\u6ee4\u5165\u53e3\u6d41\u548c\u591a\u4e2a\u76ee\u7684\u5730\uff0c\u5305\u62ec\u672c\u5730\u6355\u83b7\u4ee5\u4f9bInsight\uff08OPNsense Netflow Analyzer\uff09\u5206\u6790\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3200\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter1.png\" width=\"654\" height=\"450\" alt=\"..\/_images\/netflow_exporter1.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter1.png 654w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter1-300x206.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter1-436x300.png 436w\" sizes=\"auto, (max-width: 654px) 100vw, 654px\" \/><\/a><\/p>\n<\/div>\n<div id=\"netflow-analyzer-insight\" class=\"section\" style=\"text-align: justify;\">\n<h2>Netflow Analyzer &#8211;<\/h2>\n<p>OPNsense\u63d0\u4f9b\u5b8c\u6574\u7684Netflow Analyzer\uff0c\u5177\u6709\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n<p>1.\u6355\u83b75\u4e2a\u7ec6\u8282\u7ea7\u522b<\/p>\n<ul>\n<li>\u6700\u540e2\u5c0f\u65f6\uff0c30\u79d2\u5e73\u5747<\/li>\n<li>\u6700\u540e8\u5c0f\u65f6\uff0c5\u5206\u949f\u5e73\u5747<\/li>\n<li>\u4e0a\u5468\uff0c1\u5c0f\u65f6\u5e73\u5747<\/li>\n<li>\u4e0a\u4e2a\u6708\uff0c24\u5c0f\u65f6\u5e73\u5747<\/li>\n<li>\u53bb\u5e74\uff0c24\u5c0f\u65f6\u5e73\u5747<\/li>\n<\/ul>\n<p>2.\u6d41\u91cf\u7684\u56fe\u5f62\u8868\u793a\uff08\u5806\u53e0\uff0c\u6d41\u548c\u6269\u5c55\uff09<\/p>\n<p class=\"first\">3.\u6bcf\u4e2a\u63a5\u53e3\u7684\u6700\u4f73\u4f7f\u7528\u60c5\u51b5\uff0c\u5305\u62ecips\u548c\u7aef\u53e3\u3002<\/p>\n<p class=\"first\">4.\u6570\u636e\u5305\u548c\u5b57\u8282\u7684\u5168\u90e8\u8f93\u5165\/\u8f93\u51fa\u6d41\u91cf<\/p>\n<p class=\"first\">5.\u5e26\u65e5\u671f\u9009\u62e9\u548c\u7aef\u53e3\/ IP\u8fc7\u6ee4\u5668\u7684\u8be6\u7ec6\u89c6\u56fe\uff08\u6700\u957f2\u4e2a\u6708\uff09<\/p>\n<p class=\"first\">6.\u6570\u636e\u5bfc\u51fa\u5230csv\uff0c\u4ee5\u4fbf\u8fdb\u884c\u79bb\u7ebf\u5206\u6790<\/p>\n<ul>\n<li class=\"first\">\u53ef\u9009\u62e9\u7684\u8be6\u7ec6\u7a0b\u5ea6<\/li>\n<li class=\"first\">\u53ef\u9009\u5206\u8fa8\u7387<\/li>\n<li class=\"first\">\u53ef\u9009\u7684\u65e5\u671f\u8303\u56f4<\/li>\n<\/ul>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3202\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details.png\" width=\"1185\" height=\"686\" alt=\"..\/_images\/netflow_insight_details.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details.png 1185w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details-1024x593.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details-300x174.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details-768x445.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_insight_details-500x289.png 500w\" sizes=\"auto, (max-width: 1185px) 100vw, 1185px\" \/><\/a><\/p>\n<\/div>\n<div id=\"configuration\" class=\"section\">\n<h2 style=\"text-align: justify;\">\u914d\u7f6eNetflow\u5bfc\u51fa\u5668<\/h2>\n<div id=\"setup-netflow-exporter\" class=\"section\">\n<h3 style=\"text-align: justify;\"><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3204\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter.png\" width=\"737\" height=\"457\" alt=\"..\/..\/_images\/netflow_exporter.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter.png 737w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter-300x186.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/netflow_exporter-484x300.png 484w\" sizes=\"auto, (max-width: 737px) 100vw, 737px\" \/><\/a><\/h3>\n<p style=\"text-align: justify;\">\u914d\u7f6eNetflow Exporter\u662f\u4e00\u9879\u7b80\u5355\u7684\u4efb\u52a1\u3002\u8f6c\u5230<strong>Reporting-&gt; NetFlow<\/strong>\u3002<\/p>\n<p style=\"text-align: justify;\">\u9009\u62e9\u8981\u4ece\u4e2d\u6536\u96c6\/\u5bfc\u51fa\u6570\u636e\u7684\u6240\u6709<strong>\u63a5\u53e3<\/strong>\uff0c\u901a\u5e38\u53ef\u4ee5\u5728\u6b64\u5904\u9009\u62e9\u6240\u6709\u53ef\u7528\u63a5\u53e3\u3002<\/p>\n<p style=\"text-align: justify;\">\u5982\u679c\u60a8\u4e0d\u60f3\u8bb0\u5f55\u59cb\u53d1\u6216\u8f6c\u5230\u9632\u706b\u5899\u672c\u8eab\u7684\u6d41\u91cf\uff0c\u8bf7\u5c06\u63a5\u53e3\u6dfb\u52a0\u5230<strong>Egress\uff0c<\/strong>\u4ee5\u9632\u6b62\u91cd\u590d\u8ba1\u7b97\u76f8\u540c\u7684\u6d41\u91cf\u3002<\/p>\n<p style=\"text-align: justify;\">\u4f7f\u7528Insight\u8fdb\u884c\u672c\u5730\u5206\u6790\u4e5f\u53ef\u4ee5\u542f\u7528<strong>Capture local(\u6536\u96c6<\/strong><strong>\u672c\u5730)<\/strong>\u3002<\/p>\n<p style=\"text-align: justify;\">\u6839\u636e\u60a8\u8981\u4f7f\u7528\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u9009\u62e9<strong>Version(<\/strong><strong>\u7248\u672c)<\/strong>\u00a05\u62169\uff0c\u7248\u672c5\u4e0d\u652f\u6301IPv6\u3002<\/p>\n<p style=\"text-align: justify;\">\u6dfb\u52a0<strong>Destinations\uff08\u76ee\u6807\uff09<\/strong>\uff08\u683c\u5f0fip:\u7aef\u53e3\uff0c\u7136\u540e\u8f93\u5165\uff09\u5982\u679c\u9009\u62e9\u4e86<strong>Capture local<\/strong>\uff0c\u5c06\u81ea\u52a8\u6dfb\u52a0\u672c\u5730IP\u3002<\/p>\n<h1 style=\"text-align: justify;\">\u4f7f\u7528Insight &#8211; NetFlow\u5206\u6790\u4eea<\/h1>\n<p style=\"text-align: justify;\">OPNsense\u914d\u5907\u4e86\u4e00\u4e2a\u540d\u4e3aInsight\u7684\u7075\u6d3b\u5feb\u901f\u7684Netflow Analyzer\u3002\u8981\u4f7f\u7528Insight\uff0c\u9700\u8981\u4e8b\u5148\u914d\u7f6eNetlfow\u5bfc\u51fa\u5668\u6765\u6355\u83b7\u672c\u5730Netflow\u6570\u636e\uff08\u53c2\u89c1\u4e0a\u8282\uff09\u3002<\/p>\n<div id=\"user-interface\" class=\"section\" style=\"text-align: justify;\">\n<h2>\u7528\u6237\u754c\u9762<\/h2>\n<p>Insight\u662fOPNsense\u7684\u5b8c\u5168\u96c6\u6210\u90e8\u5206\u3002\u5b83\u7684\u7528\u6237\u754c\u9762\u7b80\u5355\u800c\u5f3a\u5927\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3206\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui.png\" width=\"1280\" height=\"847\" alt=\"..\/..\/_images\/insight_gui.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui-1024x678.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui-300x199.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui-768x508.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_gui-453x300.png 453w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a>Insight\u63d0\u4f9b\u4e86\u4e00\u6574\u5957\u5206\u6790\u5de5\u5177\uff0c\u4ece\u56fe\u5f62\u6982\u89c8\u5230csv\u5bfc\u51fa\u5668\uff0c\u53ef\u4ee5\u4f7f\u7528\u60a8\u6700\u559c\u6b22\u7684\u7535\u5b50\u8868\u683c\u8fdb\u884c\u8fdb\u4e00\u6b65\u5206\u6790\u3002<\/p>\n<\/div>\n<div id=\"graphs-totals\" class=\"section\" style=\"text-align: justify;\">\n<h2>\u56fe\u5f62\u548c\u603b\u8ba1<\/h2>\n<p>Insight\u7684\u9ed8\u8ba4\u89c6\u56fe\u662f\u70ed\u95e8\u7528\u6237\u548c\u56fe\u5f62\u6982\u8ff0\u3002\u6b64\u89c6\u56fe\u5141\u8bb8\u5feb\u901f\u68c0\u67e5\u5f53\u524d\u548c\u8fc7\u53bb\u7684\u6d41\u91cf\uff0c\u663e\u793a\u6bcf\u4e2a\u914d\u7f6e\u7684\u63a5\u53e3\u7684\u8f93\u5165\u548c\u8f93\u51fa\u6d41\u91cf\u7684\u56fe\u8868\u3002<\/p>\n<div id=\"select-range-resolution\" class=\"section\">\n<h3>\u9009\u62e9\u8303\u56f4\u548c\u5206\u8fa8\u7387<\/h3>\n<p>\u5728\u53f3\u4e0a\u89d2\uff0c\u53ef\u4ee5\u9009\u62e9\u6240\u6536\u96c6\u7684\u6d41\u91cf\u7684\u65e5\u671f\u8303\u56f4\u548c\u51c6\u786e\u5ea6\uff08\u5206\u8fa8\u7387\uff09\u3002<\/p>\n<\/div>\n<div id=\"view-type\" class=\"section\">\n<h3>\u67e5\u770b\u7c7b\u578b<\/h3>\n<p>\u53ef\u4ee5\u4ee5<strong>Stacked(<\/strong>\u5806\u53e0\u65b9\u5f0f,\u9ed8\u8ba4\uff09\u663e\u793a\u6d41\u91cf\u56fe\uff0c\u4e5f\u53ef\u4ee5\u4ee5<strong>Stream(<\/strong>\u6d41)\u6216<strong>Expanded(<\/strong>\u6269\u5c55)\u65b9\u5f0f\u6765\u6bd4\u8f83\u4e0d\u540c\u63a5\u53e3\u7684\u4f7f\u7528\u60c5\u51b5\u3002<\/p>\n<p><strong>Stacked<\/strong><\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3208\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view.png\" width=\"1280\" height=\"139\" alt=\"..\/..\/_images\/stacked_view.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view-1024x111.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view-300x33.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view-768x83.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stacked_view-500x54.png 500w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a><strong>Stream<\/strong><\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3211\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view.png\" width=\"1280\" height=\"152\" alt=\"..\/..\/_images\/stream_view.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view-1024x122.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view-300x36.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view-768x91.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/stream_view-500x59.png 500w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a><strong>Expanded<\/strong><\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3217\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view.png\" width=\"1280\" height=\"150\" alt=\"..\/..\/_images\/expanded_view.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view-1024x120.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view-300x35.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view-768x90.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/expanded_view-500x59.png 500w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a><\/p>\n<\/div>\n<div id=\"interfaces\" class=\"section\">\n<h3>\u63a5\u53e3<\/h3>\n<p>\u5355\u51fb\u63a5\u53e3\u5c06\u7981\u7528\u6216\u542f\u7528\u56fe\u8868\u89c6\u56fe\uff0c\u53cc\u51fb\u4ec5\u9009\u62e9\u8be5\u63a5\u53e3\u3002<\/p>\n<\/div>\n<div id=\"top-users\" class=\"section\">\n<h3>\u70ed\u95e8\u7528\u6237<\/h3>\n<p>\u663e\u793a\u524d25\u4e2a\u7528\u6237\u7684\u9009\u5b9a\u754c\u9762\uff0c\u5305\u62ec\u524d\u4e00\u4e2a\u9009\u5b9a\u65e5\u671f\u8303\u56f4\u5185\u7684\u7aef\u53e3\u548cips\u3002<\/p>\n<\/div>\n<div id=\"interface-top\" class=\"section\">\n<h3>\u63a5\u53e3\u6392\u540d<\/h3>\n<p>\u9009\u62e9\u63a5\u53e3\u6765\u67e5\u770b\u524d25\u4f4d\u7528\u6237\u3002<\/p>\n<\/div>\n<div id=\"port-pie-chart\" class=\"section\">\n<h3>\u7aef\u53e3\u997c\u56fe<\/h3>\n<p>\u7aef\u53e3\u997c\u56fe\u663e\u793a\u6bcf\u4e2a\u7aef\u53e3\/\u5e94\u7528\u7a0b\u5e8f\u7684\u767e\u5206\u6bd4\u3002\u53ef\u4ee5\u901a\u8fc7\u5355\u51fb\u6216\u53cc\u51fb\u5176\u4e2d\u4e00\u4e2a\u663e\u793a\u7684\u7aef\u53e3\u540d\u79f0\/\u6570\u5b57\u6765\u66f4\u6539\u89c6\u56fe\u3002<\/p>\n<p>\u70b9\u51fb\u4e00\u5757\u997c\u5c06\u6253\u5f00\u8be6\u7ec6\u89c6\u56fe\u4ee5\u8fdb\u884c\u8fdb\u4e00\u6b65\u5206\u6790\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_piece.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3220\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_piece.png\" width=\"267\" height=\"251\" alt=\"..\/..\/_images\/pie_piece.png\" \/><\/a><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3225\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details.png\" width=\"1280\" height=\"669\" alt=\"..\/..\/_images\/pie_details.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details-1024x535.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details-300x157.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details-768x401.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/pie_details-500x261.png 500w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a><\/p>\n<\/div>\n<div id=\"ip-addresses-pie-chart\" class=\"section\">\n<h3>IP\u5730\u5740\u997c\u56fe<\/h3>\n<p>IP\u5730\u5740\u997c\u56fe\u4e0e\u7aef\u53e3\u997c\u56fe\u7684\u5de5\u4f5c\u65b9\u5f0f\u76f8\u540c\uff0c\u5e76\u663e\u793a\u6bcf\u4e2aip\u53f7\u7684\u767e\u5206\u6bd4\u3002\u53ef\u4ee5\u901a\u8fc7\u5355\u51fb\u6216\u53cc\u51fb\u5176\u4e2d\u4e00\u4e2a\u663e\u793a\u7684ip\u53f7\u6765\u66f4\u6539\u89c6\u56fe\u3002<\/p>\n<p>\u70b9\u51fb\u4e00\u5757\u997c\u5c06\u6253\u5f00\u8be6\u7ec6\u89c6\u56fe\u4ee5\u8fdb\u884c\u8fdb\u4e00\u6b65\u5206\u6790\u3002<\/p>\n<\/div>\n<div id=\"interface-totals\" class=\"section\">\n<h3>\u63a5\u53e3\u603b\u8ba1<\/h3>\n<p>\u5c4f\u5e55\u622a\u56fe\u4e2d\u672a\u663e\u793a\uff0c\u4f46\u6700\u65b0\u7248\u672c\u8fd8\u5305\u62ec\u6240\u9009\u63a5\u53e3\u7684\u603b\u8ba1\uff0c\u663e\u793a\u4e3a\u6570\u636e\u5305\uff08\u8f93\u5165\uff0c\u8f93\u51fa\uff0c\u603b\u8ba1\uff09\u548c\u5b57\u8282\u6570\uff08\u8f93\u5165\uff0c\u8f93\u51fa\uff0c\u603b\u8ba1\uff09\u3002<\/p>\n<\/div>\n<\/div>\n<div id=\"details-view\" class=\"section\" style=\"text-align: justify;\">\n<h2>\u8be6\u60c5\u89c6\u56fe<\/h2>\n<p>\u53ef\u4ee5\u901a\u8fc7\u5355\u51fb\u997c\u56fe\u4e2d\u7684\u4e00\u4e2a\u997c\u56fe\u6253\u5f00\u8be6\u7ec6\u4fe1\u606f\u89c6\u56fe\uff0c\u6216\u5355\u51fb\u9009\u9879\u5361<strong>\u8be6\u7ec6\u4fe1\u606f<\/strong>\u3002<\/p>\n<p>\u901a\u8fc7\u5355\u51fb\u9009\u9879\u5361\u6253\u5f00\u8be6\u7ec6\u4fe1\u606f\u89c6\u56fe\u65f6\uff0c\u53ef\u4ee5\u8fdb\u884c\u65b0\u67e5\u8be2\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3235\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view.png\" width=\"1280\" height=\"208\" alt=\"..\/..\/_images\/insight_details_view.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view.png 1280w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view-1024x166.png 1024w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view-300x49.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view-768x125.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_details_view-500x81.png 500w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/a>\u9009\u62e9\u6709\u6548\u7684\u65e5\u671f\u8303\u56f4\uff08\u8868\u5355\/\u5230\uff09\u540e\uff0c\u63a5\u53e31\u53ef\u4ee5\u901a\u8fc7\u8fc7\u6ee4\u7aef\u53e3\u6216IP\u5730\u5740\u8fdb\u4e00\u6b65\u63a7\u5236\u8f93\u51fa\u3002\u9009\u62e9\u5237\u65b0\u56fe\u6807\u4ee5\u66f4\u65b0\u8be6\u7ec6\u8f93\u51fa\u3002\u5c06\u7aef\u53e3\u548c\u5730\u5740\u7559\u7a7a\u4ee5\u83b7\u53d6\u5b8c\u6574\u7684\u8be6\u7ec6\u5217\u8868\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_full_details.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3240\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_full_details.png\" width=\"934\" height=\"365\" alt=\"..\/..\/_images\/insight_full_details.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_full_details.png 934w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_full_details-300x117.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_full_details-768x300.png 768w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_full_details-500x195.png 500w\" sizes=\"auto, (max-width: 934px) 100vw, 934px\" \/><\/a><\/p>\n<\/div>\n<div id=\"export-view\" class=\"section\" style=\"text-align: justify;\">\n<h2>\u5bfc\u51fa\u89c6\u56fe<\/h2>\n<p>\u201c\u00a0<strong>\u5bfc\u51fa\u201d<\/strong>\u89c6\u56fe\u5141\u8bb8\u60a8\u5bfc\u51fa\u6570\u636e\uff0c\u4ee5\u4fbf\u5728\u60a8\u559c\u6b22\u7684\u7535\u5b50\u8868\u683c\u6216\u5176\u4ed6\u6570\u636e\u5206\u6790\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fdb\u884c\u8fdb\u4e00\u6b65\u5206\u6790\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export_view.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3245\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export_view.png\" width=\"658\" height=\"347\" alt=\"..\/..\/_images\/insight_export_view.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export_view.png 658w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export_view-300x158.png 300w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export_view-500x264.png 500w\" sizes=\"auto, (max-width: 658px) 100vw, 658px\" \/><\/a>\u8981\u5bfc\u51fa\u6570\u636e\uff0c\u8bf7\u9009\u62e9\u4e00\u4e2a<strong>\u96c6\u5408<\/strong>\uff1a<\/p>\n<ul class=\"simple\">\n<li>FlowSourceAddrTotals &#8211; \u6bcf\u4e2a\u6e90\u5730\u5740\u7684\u603b\u8ba1<\/li>\n<li>FlowInterfaceTotals &#8211; \u6bcf\u4e2a\u63a5\u53e3\u7684\u603b\u8ba1<\/li>\n<li>FlowDstPortTotals &#8211; \u6bcf\u4e2a\u76ee\u6807\u7aef\u53e3\u7684\u603b\u8ba1<\/li>\n<li>FlowSourceAddrDetails &#8211; \u6bcf\u4e2a\u6e90\u5730\u5740\u7684\u5b8c\u6574\u8be6\u7ec6\u4fe1\u606f<\/li>\n<\/ul>\n<p>\u4ee5\u79d2\u4e3a\u5355\u4f4d\u9009\u62e9<strong>\u5206\u8fa8\u7387<\/strong>\uff08300,3600,86400\uff09<\/p>\n<p>\u7136\u540e\u9009\u62e9\u65e5\u671f\u8303\u56f4\uff08\u4ece\/\u5230\uff09\u5e76\u5355\u51fb<strong>\u5bfc\u51fa<\/strong>\u6309\u94ae\u3002<\/p>\n<p><a href=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3250\" src=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export.png\" width=\"695\" height=\"874\" alt=\"..\/..\/_images\/insight_export.png\" srcset=\"https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export.png 695w, https:\/\/blog.pfchina.org\/wp-content\/uploads\/2019\/11\/insight_export-239x300.png 239w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Netflow\u5bfc\u51fa\u548c\u5206\u6790 Netflow\u662f\u4e00\u79cd\u7531Cisco\u53d1\u660e\u7684\u76d1\u63a7\u529f\u80fd\uff0c\u5b83\u4f7f\u7528 &hellip; <a href=\"https:\/\/blog.pfchina.org\/?p=888\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[191],"class_list":["post-888","post","type-post","status-publish","format-standard","hentry","category-opnsense","tag-netflow"],"_links":{"self":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts\/888","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=888"}],"version-history":[{"count":0,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts\/888\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}