{"id":124,"date":"2010-10-12T23:54:28","date_gmt":"2010-10-12T23:54:28","guid":{"rendered":"http:\/\/www.huzs.top\/?p=124"},"modified":"2012-10-11T10:13:00","modified_gmt":"2012-10-11T02:13:00","slug":"124","status":"publish","type":"post","link":"https:\/\/www.huzs.top\/?p=124","title":{"rendered":"\u7aef\u53e3\u955c\u50cf"},"content":{"rendered":"<div id=\"cardSummary\" class=\"card-summary nslog-area\"><\/p>\n<div class=\"pic\" style=\"width: 205px; position: relative;\">\n<p><a href=\"http:\/\/www.huzs.top\/wp-content\/uploads\/2010\/10\/4bd1e8035e1d6d493812bb74.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"attachment-medium\" title=\"4bd1e8035e1d6d493812bb74\" src=\"http:\/\/www.huzs.top\/wp-content\/uploads\/2010\/10\/4bd1e8035e1d6d493812bb74.jpg\" alt=\"4bd1e8035e1d6d493812bb74\" width=\"199\" height=\"103\" \/><\/a><\/p>\n<div id=\"imageInfoDiv\" style=\"width: 179px;\">\u793a\u610f\u56fe<\/div>\n<p><\/div>\n<p>\u7aef\u53e3\u955c\u50cf\uff08port Mirroring)\u628a\u4ea4\u6362\u673a\u4e00\u4e2a\u6216\u591a\u4e2a\u7aef\u53e3\uff08VLAN\uff09\u7684\u6570\u636e\u955c\u50cf\u5230\u4e00\u4e2a\u6216\u591a\u4e2a\u7aef\u53e3\u7684\u65b9\u6cd5\u3002<\/p>\n<\/div>\n<p>\u76ee\u5f55<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u76ee\u7684<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u529f\u80fd<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u522b\u540d<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u5de5\u4f5c\u539f\u7406<\/p>\n<p>\u955c\u50cf\u7aef\u53e3\u5efa\u7acb\u65b9\u6cd5<\/p>\n<p>\u7aef\u53e3\u76d1\u542c\u914d\u7f6e\u547d\u4ee4<\/p>\n<p>\u5e38\u89c1\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>1. Intel\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>2. Avaya\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>3. \u534e\u4e3a\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u76ee\u7684<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u529f\u80fd<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u522b\u540d<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u5de5\u4f5c\u539f\u7406<\/p>\n<p>\u955c\u50cf\u7aef\u53e3\u5efa\u7acb\u65b9\u6cd5<\/p>\n<p>\u7aef\u53e3\u76d1\u542c\u914d\u7f6e\u547d\u4ee4<\/p>\n<p>\u5e38\u89c1\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>1. Intel\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>2. Avaya\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>3. \u534e\u4e3a\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<br \/>\u7aef\u53e3\u955c\u50cf\u7684\u76ee\u7684<\/p>\n<p>\u7531\u4e8e\u90e8\u7f72 IDS \u4ea7\u54c1\u9700\u8981\u76d1\u542c\u7f51\u7edc\u6d41\u91cf\uff08\u7f51\u7edc\u5206\u6790\u4eea\u540c\u6837\u4e5f\u9700\u8981\uff09\uff0c\u4f46\u662f\u5728\u76ee\u524d\u5e7f\u6cdb\u91c7\u7528\u7684\u4ea4\u6362\u7f51\u7edc\u4e2d\u76d1\u542c\u6240\u6709\u6d41\u91cf\u6709\u76f8\u5f53\u5927\u7684\u56f0\u96be\uff0c\u56e0\u6b64\u9700\u8981\u901a\u8fc7\u914d\u7f6e\u4ea4\u6362\u673a\u6765\u628a\u4e00\u4e2a\u6216\u591a\u4e2a\u7aef\u53e3\uff08VLAN\uff09\u7684\u6570\u636e\u8f6c\u53d1\u5230\u67d0\u4e00\u4e2a\u7aef\u53e3\u6765\u5b9e\u73b0\u5bf9\u7f51\u7edc\u7684\u76d1\u542c\u3002<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u529f\u80fd<\/p>\n<p>\u76d1\u89c6\u5230\u8fdb\u51fa\u7f51\u7edc\u7684\u6240\u6709\u6570\u636e\u5305\uff0c\u4f9b\u5b89\u88c5\u4e86\u76d1\u63a7\u8f6f\u4ef6\u7684\u7ba1\u7406\u670d\u52a1\u5668\u6293\u53d6\u6570\u636e,\u5982\u7f51\u5427\u9700\u63d0\u4f9b\u6b64\u529f\u80fd\u628a\u6570\u636e\u53d1\u5f80\u516c\u5b89\u90e8\u95e8\u5ba1\u67e5\u3002\u800c\u4f01\u4e1a\u51fa\u4e8e\u4fe1\u606f\u5b89\u5168\u3001\u4fdd\u62a4\u516c\u53f8\u673a\u5bc6\u7684\u9700\u8981\uff0c\u4e5f\u8feb\u5207\u9700\u8981<\/p>\n<div class=\"text_pic\" style=\"float: right; visibility: visible; padding-bottom: 3px; position: relative; width: 199px;\">\n<p><a class=\"pic-handle\" title=\"\u67e5\u770b\u56fe\u7247\" href=\"http:\/\/baike.baidu.com\/image\/fcbbb15122161fce8d54302f\" target=\"_blank\">\u00a0\u00a0<\/a>::__IHACKLOG_REMOTE_IMAGE_AUTODOWN_BLOCK__::1<\/p>\n<p class=\"pic-info\">\u7aef\u53e3\u955c\u50cf<\/p>\n<\/div>\n<p>\u7f51\u7edc\u4e2d\u6709\u4e00\u4e2a\u7aef\u53e3\u80fd\u63d0\u4f9b\u8fd9\u79cd\u5b9e\u65f6\u76d1\u63a7\u529f\u80fd\u3002\u5728\u4f01\u4e1a\u4e2d\u7528\u7aef\u53e3\u955c\u50cf\u529f\u80fd\uff0c\u53ef\u4ee5\u5f88\u597d\u7684\u5bf9\u4f01\u4e1a\u5185\u90e8\u7684\u7f51\u7edc\u6570\u636e\u8fdb\u884c\u76d1\u63a7\u7ba1\u7406\uff0c\u5728\u7f51\u7edc\u51fa\u73b0\u6545\u969c\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u505a\u5230\u5f88\u597d\u5730\u6545\u969c\u5b9a\u4f4d\u3002 \u3000\u3000(\u5907\u6ce8\uff1a\u4ea4\u6362\u673a\u628a\u67d0\u4e00\u4e2a\u7aef\u53e3\u63a5\u6536\u6216\u53d1\u9001\u7684\u6570\u636e\u5e27\u5b8c\u5168\u76f8\u540c\u7684\u590d\u5236\u7ed9\u53e6\u4e00\u4e2a\u7aef\u53e3\uff1b\u5176\u4e2d\u88ab\u590d\u5236\u7684\u7aef\u53e3\u79f0\u4e3a\u955c\u50cf\u6e90\u7aef\u53e3\uff0c\u590d\u5236\u7684\u7aef\u53e3\u79f0\u4e3a\u955c\u50cf\u76ee\u7684\u7aef\u53e3\u3002)<\/p>\n<p>\u7aef\u53e3\u955c\u50cf<\/p>\n<p>\u7f51\u7edc\u4e2d\u6709\u4e00\u4e2a\u7aef\u53e3\u80fd\u63d0\u4f9b\u8fd9\u79cd\u5b9e\u65f6\u76d1\u63a7\u529f\u80fd\u3002\u5728\u4f01\u4e1a\u4e2d\u7528\u7aef\u53e3\u955c\u50cf\u529f\u80fd\uff0c\u53ef\u4ee5\u5f88\u597d\u7684\u5bf9\u4f01\u4e1a\u5185\u90e8\u7684\u7f51\u7edc\u6570\u636e\u8fdb\u884c\u76d1\u63a7\u7ba1\u7406\uff0c\u5728\u7f51\u7edc\u51fa\u73b0\u6545\u969c\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u505a\u5230\u5f88\u597d\u5730\u6545\u969c\u5b9a\u4f4d\u3002<\/p>\n<p>(\u5907\u6ce8\uff1a\u4ea4\u6362\u673a\u628a\u67d0\u4e00\u4e2a\u7aef\u53e3\u63a5\u6536\u6216\u53d1\u9001\u7684\u6570\u636e\u5e27\u5b8c\u5168\u76f8\u540c\u7684\u590d\u5236\u7ed9\u53e6\u4e00\u4e2a\u7aef\u53e3\uff1b\u5176\u4e2d\u88ab\u590d\u5236\u7684\u7aef\u53e3\u79f0\u4e3a\u955c\u50cf\u6e90\u7aef\u53e3\uff0c\u590d\u5236\u7684\u7aef\u53e3\u79f0\u4e3a\u955c\u50cf\u76ee\u7684\u7aef\u53e3\u3002)<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u7684\u522b\u540d<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u901a\u5e38\u6709\u4ee5\u4e0b\u51e0\u79cd\u522b\u540d\uff1a<\/p>\n<p>\u25cfPort Mirroring \u901a\u5e38\u6307\u5141\u8bb8\u628a\u4e00\u4e2a\u7aef\u53e3\u7684\u6d41\u91cf\u590d\u5236\u5230\u53e6\u5916\u4e00\u4e2a\u7aef\u53e3\uff0c\u540c\u65f6\u8fd9\u4e2a\u7aef\u53e3\u4e0d\u80fd\u518d\u4f20\u8f93\u6570\u636e\u3002<\/p>\n<p>\u25cfMonitoring Port \u76d1\u63a7\u7aef\u53e3<\/p>\n<p>\u25cfSpanning Port \u901a\u5e38\u6307\u5141\u8bb8\u628a\u6240\u6709\u7aef\u53e3\u7684\u6d41\u91cf\u590d\u5236\u5230\u53e6\u5916\u4e00\u4e2a\u7aef\u53e3\uff0c\u540c\u65f6\u8fd9\u4e2a\u7aef\u53e3\u4e0d\u80fd\u518d\u4f20\u8f93\u6570\u636e\u3002<\/p>\n<p>\u25cfSPAN port \u5728 Cisco \u4ea7\u54c1\u4e2d\uff0cSPAN \u901a\u5e38\u6307 Switch Port ANalyzer\u3002\u67d0\u4e9b\u4ea4\u6362\u673a\u7684 SPAN \u7aef\u53e3\u4e0d\u652f\u6301\u4f20\u8f93\u6570\u636e\u3002<\/p>\n<p>\u25cfLink Mode port\u8fd9\u6837\uff0c\u8fd9\u4e9b\u6d41\u91cf\u5c31\u53ef\u4ee5\u88ab\u4e00\u4e2a\u7279\u6b8a\u7684\u8bbe\u5907\u76d1\u63a7\u3002\u5b83\u5bf9\u53d1\u73b0\u548c\u4fee\u7406\u6545\u969c\u6709\u5f88\u5927\u7684\u5e2e\u52a9\u3002<\/p>\n<p>\u7aef\u53e3\u955c\u50cf\u5de5\u4f5c\u539f\u7406<\/p>\n<p>SPAN(Switched Port Analyzer)\u7684\u4f5c\u7528\u4e3b\u8981\u662f\u4e3a\u4e86\u7ed9\u67d0\u79cd\u7f51\u7edc\u5206\u6790\u5668\u63d0\u4f9b\u7f51\u7edc\u6570\u636e\u6d41\u3002<\/p>\n<p>\u5b83\u65e2\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2aVLAN\u4e2d\u82e5\u5e72\u4e2a\u6e90\u7aef\u53e3\u5411\u4e00\u4e2a\u76d1\u63a7\u7aef\u53e3\u955c\u50cf\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u4ece\u82e5\u5e72\u4e2aVLAN\u5411\u4e00\u4e2a\u76d1\u63a7\u7aef\u53e3\u955c\u50cf\u6570\u636e\u3002\u6e90\u7aef\u53e3\u76845\u53f7\u7aef\u53e3\u4e0a\u6d41\u8f6c\u7684\u6240\u6709\u6570\u636e\u6d41\u5747\u88ab\u955c\u50cf\u81f310\u53f7\u76d1\u63a7\u7aef\u53e3\uff0c\u800c\u6570\u636e\u5206\u6790\u8bbe\u5907\u901a\u8fc7\u76d1\u63a7\u7aef\u53e3\u63a5\u6536\u4e86\u6240\u6709\u6765\u81ea5\u53f7\u7aef\u53e3\u7684\u6570\u636e\u6d41\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u6e90\u7aef\u53e3\u548c\u955c\u50cf\u7aef\u53e3\u5fc5\u987b\u4f4d\u4e8e\u540c\u4e00\u53f0\u4ea4\u6362\u673a\u4e0a(\u4f46\u4e5f\u6709\u4f8b\u5916\uff0c\u5982Catalyst 6000\u7cfb\u5217\u4ea4\u6362\u673a)\uff1b\u800c\u4e14SPAN\u5e76\u4e0d\u4f1a\u5f71\u54cd\u6e90\u7aef\u53e3\u7684\u6570\u636e\u4ea4\u6362\uff0c\u5b83\u53ea\u662f\u5c06\u6e90\u7aef\u53e3\u53d1\u9001\u6216\u63a5\u6536\u7684\u6570\u636e\u5305\u526f\u672c\u53d1\u9001\u5230\u76d1\u63a7\u7aef\u53e3\u3002<\/p>\n<p>\u5728SPAN\u4efb\u52a1\u8fc7\u7a0b\u4e2d\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570\u63a7\u5236\uff0c\u6765\u6307\u660e\u9700\u8981\u76d1\u63a7\u7684\u6570\u636e\u6d41\u79cd\u7c7b\uff1b\u8fd8\u53ef\u4ee5\u5c06\u4e00\u4e2a\u6216\u591a\u4e2a\u7aef\u3001\u53e3\u3001\u4e00\u4e2a\u6216\u591a\u4e2aVLAN\u4f5c\u4e3a\u6e90\u7aef\u53e3\uff0c\u5e76\u5c06\u4ece\u8fd9\u4e9b\u7aef\u53e3\u4e2d\u53d1\u9001\u6216\u63a5\u6536\u7684\u5355\u5411\u6216\u53cc\u5411\u6570\u636e\u6d41\u4f20\u9001\u81f3\u76d1\u63a7\u7aef\u53e3\u3002\u5728Catalyst 4006\u4ea4\u6362\u673a\u4e2d\uff0c\u6700\u591a\u53ef\u4ee5\u914d\u7f6e6\u4e2a\u5355\u5411\u7684SPAN\u4efb\u52a1\uff1a2\u4e2a\u8f93\u5165\u6570\u636e\u6d41\u76d1\u63a7\u30014\u4e2a\u8f93\u51fa\u6570\u636e\u6d41\u76d1\u63a7\u3002\u4e00\u4e2a\u53cc\u5411SPAN\u4efb\u52a1\u5b9e\u9645\u4e0a\u5305\u542b\u4e00\u4e2a\u5355\u5411\u8f93\u5165\u548c\u4e00\u4e2a\u5355\u5411\u8f93\u51fa\u3002\u800c\u4e14\u4e0d\u4ec5\u4ec5\u4e8c\u5c42\u4ea4\u6362\u7aef\u53e3\u53ef\u4f5c\u4e3a\u6e90\u7aef\u53e3\uff0cCatalyst 4006\u4e0a\u7684\u4e09\u5c42\u8def\u7531\u7aef\u53e3\u4e5f\u53ef\u8bbe\u7f6e\u4e3a\u6e90\u7aef\u53e3\u3002<\/p>\n<p>SPAN \u4efb\u52a1\u4e0d\u4f1a\u5f71\u54cd\u4ea4\u6362\u673a\u7684\u6b63\u5e38\u5de5\u4f5c\u3002\u5f53\u4e00\u4e2aSPAN\u4efb\u52a1\u88ab\u5efa\u7acb\u540e\uff0c\u6839\u636e\u4ea4\u6362\u673a\u6240\u5904\u7684\u4e0d\u540c\u7684\u72b6\u6001\u6216\u64cd\u4f5c\uff0c\u4efb\u52a1\u4f1a\u5904\u4e8e\u6fc0\u6d3b\u6216\u975e\u6fc0\u6d3b\u72b6\u6001\uff0c\u540c\u65f6\u7cfb\u7edf\u4f1a\u5c06\u5176\u8bb0\u5165\u65e5\u5fd7\u3002\u901a\u8fc7\u201cshow monitor session\u201d\u547d\u4ee4\u53ef\u663e\u793aSPAN\u7684\u5f53\u524d\u72b6\u6001\u3002<\/p>\n<p>\u5982\u679c\u9047\u5230\u7cfb\u7edf\u91cd\u65b0\u542f\u52a8\u7684\u60c5\u51b5\uff0c\u5728\u76ee\u7684\u7aef\u53e3\u521d\u59cb\u5316\u7ed3\u675f\u4e4b\u524d\uff0cSPAN\u4efb\u52a1\u5c06\u5904\u4e8e\u975e\u6fc0\u6d3b\u72b6\u6001\u3002\u76ee\u7684\u7aef\u53e3(\u76d1\u63a7\u7aef\u53e3)\u53ef\u4ee5\u662f\u4ea4\u6362\u673a\u4e0a\u7684\u4efb\u610f\u4e00\u4e2a\u4ea4\u6362\u6216\u8def\u7531\u7aef\u53e3\u3002\u5f53\u4e00\u4e2a\u76ee\u7684\u7aef\u53e3\u5904\u4e8e\u6fc0\u6d3b\u72b6\u6001\u65f6\uff0c\u4efb\u4f55\u53d1\u9001\u5230\u8be5\u7aef\u53e3\u4e14\u4e0eSPAN\u4efb\u52a1\u65e0\u5173\u7684\u6570\u636e\u5305\u5c06\u4f1a\u88ab\u4e22\u5f03\u3002<\/p>\n<p>\u4e00\u4e2a\u76ee\u7684\u7aef\u53e3\u53ea\u80fd\u5904\u4e8e\u4e00\u4e2aSPAN\u4efb\u52a1\u4e2d\u3002\u5f53\u4e00\u4e2a\u7aef\u53e3\u88ab\u914d\u5236\u6210\u76ee\u7684\u7aef\u53e3\u540e\u5c31\u4e0d\u80fd\u518d\u6210\u4e3a\u6e90\u7aef\u53e3\uff0c\u540c\u65f6\u5197\u4f59\u94fe\u8def\u7aef\u53e3\u4e5f\u4e0d\u80fd\u6210\u4e3aSPAN\u7684\u76ee\u7684\u7aef\u53e3\u3002\u7279\u522b\u9700\u8981\u6307\u51fa\u7684\u662f\uff0c\u5982\u679c\u4e00\u4e2a Trunk\u7aef\u53e3\u88ab\u914d\u7f6e\u6210\u4e3aSPAN\u7684\u76ee\u7684\u7aef\u53e3\uff0c\u5219\u5176Trunk\u529f\u80fd\u4e5f\u5c06\u81ea\u52a8\u505c\u6b62\u3002<\/p>\n<p>\u6e90\u7aef\u53e3\u53c8\u53ef\u4ee5\u79f0\u4f5c\u88ab\u76d1\u63a7\u7aef\u53e3\u3002\u5728\u4e00\u4e2aSPAN\u4efb\u52a1\u4e2d\uff0c\u53ef\u4ee5\u6709\u4e00\u4e2a\u6216\u591a\u4e2a\u6e90\u7aef\u53e3\uff0c\u800c\u4e14\u53ef\u4ee5\u6839\u636e\u7528\u6237\u9700\u8981\u8bbe\u7f6e\u4e3a\u8f93\u5165\u65b9\u5411\u3001\u8f93\u51fa\u65b9\u5411\u6216\u53cc\u5411\uff0c\u4f46\u65e0\u8bba\u54ea\u79cd\u60c5\u51b5\uff0c\u5728\u4e00\u4e2aSPAN\u4efb\u52a1\u4e2d\uff0c\u6240\u6709\u6e90\u7aef\u53e3\u7684\u88ab\u76d1\u63a7\u65b9\u5411\u90fd\u5fc5\u987b\u662f\u4e00\u81f4\u7684\u3002<\/p>\n<p>\u5728Catalyst 4006\u4ea4\u6362\u673a\u4e0a\u7684VLAN\u4e5f\u53ef\u4ee5\u6574\u4f53\u8bbe\u7f6e\u4e3a\u6e90\u7aef\u53e3\uff0c\u8fd9\u610f\u5473\u7740\u88ab\u6307\u5b9aVLAN\u4e2d\u7684\u6240\u6709\u7aef\u53e3\u5747\u4e3a\u5f53\u524dSPAN\u4efb\u52a1\u4e2d\u7684\u6e90\u7aef\u53e3\u3002<\/p>\n<p>Trunk\u7aef\u53e3\u53ef\u4ee5\u5355\u72ec\u8bbe\u4e3a\u6e90\u7aef\u53e3\uff0c\u4e5f\u53ef\u4ee5\u4e0e\u975eTrunk\u7aef\u53e3\u4e00\u8d77\u88ab\u8bbe\u7f6e\u4e3a\u6e90\u7aef\u53e3\uff0c\u4f46\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u76d1\u63a7\u7aef\u53e3\u4e0d\u4f1a\u8bc6\u522b\u6765\u81eaTrunk\u7aef\u53e3\u9488\u5bf9\u4e0d\u540cVLAN\u7684\u6570\u636e\u5c01\u88c5\u683c\u5f0f\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0c\u5728\u76d1\u63a7\u7aef\u53e3\u6536\u5230\u7684\u6570\u636e\u5305\u5c06\u65e0\u6cd5\u8fa8\u660e\u662f\u6765\u81ea\u54ea\u4e2aVLAN\u3002<\/p>\n<p>SPAN\u6570\u636e\u6d41\u4e3b\u8981\u5206\u4e3a\u4e09\u7c7b\uff1a<\/p>\n<p>(1)\u8f93\u5165\u6570\u636e\u6d41(Ingress SPAN)\uff1a\u6307\u88ab\u6e90\u7aef\u53e3\u63a5\u6536\u8fdb\u6765\uff0c\u5176\u6570\u636e\u526f\u672c\u53d1\u9001\u81f3\u76d1\u63a7\u7aef\u53e3\u7684\u6570\u636e\u6d41\uff1b<\/p>\n<p>(2)\u8f93\u51fa\u6570\u636e\u6d41(Egress SPAN)\uff1a\u6307\u4ece\u6e90\u7aef\u53e3\u53d1\u9001\u51fa\u53bb\uff0c\u5176\u6570\u636e\u526f\u672c\u53d1\u9001\u81f3\u76d1\u63a7\u7aef\u53e3\u7684\u6570\u636e\u6d41\uff1b<\/p>\n<p>(3)\u53cc\u5411\u6570\u636e\u6d41(Both SPAN)\uff1a\u5373\u4e3a\u4ee5\u4e0a\u4e24\u79cd\u7684\u7efc\u5408\u3002<\/p>\n<p>\u57fa\u4e8eVLAN\u7684SPAN\u662f\u4ee5\u4e00\u4e2a\u6216\u51e0\u4e2aVLAN\u4f5c\u4e3a\u76d1\u63a7\u5bf9\u8c61\uff0c\u5176\u4e2d\u7684\u6240\u6709\u7aef\u53e3\u5747\u4e3a\u6e90\u7aef\u53e3\uff0c\u4e0e\u57fa\u4e8e\u7aef\u53e3\u7684SPAN\u7c7b\u4f3c\uff0c\u57fa\u4e8eVLAN\u7684SPAN\u4e5f\u5206\u4e3a\u8f93\u5165\u6570\u636e\u6d41\u3001\u8f93\u51fa\u6570\u636e\u6d41\u548c\u53cc\u5411\u6570\u636e\u6d41\u76d1\u63a7\u4e09\u79cd\u7c7b\u578b\u3002<\/p>\n<p>\u5728\u914d\u7f6e\u57fa\u4e8eVLAN\u7684SPAN\u4efb\u52a1\u8fc7\u7a0b\u4e2d\uff0c\u5e94\u6ce8\u610f\u51e0\u70b9\uff1a<\/p>\n<p>(1)Trunk\u7aef\u53e3\u53ef\u4ee5\u5305\u542b\u5728\u6e90\u7aef\u53e3\u4e2d\uff1b<\/p>\n<p>(2)\u9488\u5bf9\u53cc\u5411SPAN\u4efb\u52a1\uff0c\u5982\u679c\u5728\u6e90VLAN\u4e2d\u7684\u4e24\u4e2a\u6e90\u7aef\u53e3\u4e4b\u95f4\u6709\u6570\u636e\u4ea4\u6362\uff0c\u5219\u6bcf\u4e00\u4e2a\u6570\u636e\u5305\u5c06\u6709\u4e24\u4e2a\u526f\u672c\u88ab\u8f6c\u53d1\u81f3\u955c\u50cf\u7aef\u53e3\uff1b<\/p>\n<p>(3)\u5bf9\u6709\u591a\u4e2a\u6e90VLAN\u7684SPAN\u4efb\u52a1\u6765\u8bf4\uff0c\u5982\u679c\u67d0\u4e2a\u6e90VLAN\u88ab\u5220\u9664\u6389\uff0c\u5219\u8be5VLAN\u4e5f\u5c06\u4ece\u6e90VLAN\u5217\u8868\u4e2d\u5220\u9664\uff1b<\/p>\n<p>(4)\u5904\u4e8e\u975e\u6fc0\u6d3b\u72b6\u6001\u7684VLAN\u65e0\u6cd5\u53c2\u4e0eSPAN\u4efb\u52a1\uff1b<\/p>\n<p>(5)\u5bf9\u4e8e\u4e00\u4e2a\u8bbe\u7f6e\u4e3a\u8f93\u5165\u6570\u636e\u6d41\u76d1\u63a7\u7684\u6e90VLAN\u6765\u8bf4\uff0c\u6765\u81ea\u5176\u4ed6VLAN\u7684\u8def\u7531\u4fe1\u606f\u6570\u636e\u5305\u4e0d\u4f1a\u88ab\u955c\u50cf\uff1b\u6b64\u5916\uff0c\u4ece\u8bbe\u7f6e\u4e3a\u8f93\u51fa\u6570\u636e\u6d41\u76d1\u63a7\u7684VLAN\u5411\u5176\u4ed6VLAN\u53d1\u9001\u51fa\u7684\u8def\u7531\u4fe1\u606f\u6570\u636e\u5305\u4e5f\u540c\u6837\u4e0d\u4f1a\u88ab\u955c\u50cf\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u57fa\u4e8eVLAN\u7684SPAN\u4efb\u52a1\u53ea\u5bf9\u8fdb\u51fa\u4e8c\u5c42\u4ea4\u6362\u7aef\u53e3\u7684\u6570\u636e\u5305\u8fdb\u884c\u955c\u50cf\uff0c\u800c\u4e0d\u955c\u50cfVLAN\u4e4b\u95f4\u7684\u8def\u7531\u4fe1\u606f\u3002<\/p>\n<p>\u6240\u6709\u7f51\u95f4\u4f20\u8f93\u7684\u975e\u8def\u7531\u6570\u636e\u5305\uff0c\u5305\u62ec\u7ec4\u64ad\u5305\u548cBPDU(\u6865\u63a5\u534f\u8bae\u6570\u636e\u5355\u5143)\u5305\uff0c\u90fd\u53ef\u4ee5\u4f7f\u7528SPAN\u4efb\u52a1\u8fdb\u884c\u955c\u50cf\u3002<\/p>\n<p>\u5728\u4e00\u4e9bSPAN\u4efb\u52a1\u7684\u914d\u7f6e\u4e0b\uff0c\u4f1a\u51fa\u73b0\u540c\u4e00\u4e2aSPAN\u6e90\u7aef\u53e3\u6570\u636e\u5305\u7684\u591a\u4e2a\u526f\u672c\u88ab\u53d1\u9001\u5230 SPAN\u76d1\u63a7\u7aef\u53e3\u7684\u60c5\u51b5\u3002\u6b63\u50cf\u524d\u9762\u63d0\u5230\u7684\u90a3\u6837\uff0c\u5728\u4e00\u4e2a\u53cc\u5411SPAN\u4efb\u52a1\u4e2d\uff0c\u5047\u8bbea1\u548ca2\u4e3a\u6e90\u7aef\u53e3\uff0cd1\u4e3a\u76ee\u7684\u7aef\u53e3\uff0c\u5982\u679ca1\u4e0ea2\u4e4b\u95f4\u6709\u6570\u636e\u5305\u4f20\u8f93\uff0c\u5219\u5728a1\u4f20\u5411a2\u7684\u6570\u636e\u5305\u5c06\u4f1a\u88ab\u4f20\u9001\u5230d1\u4e24\u6b21\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n<p>\u955c\u50cf\u7aef\u53e3\u5efa\u7acb\u65b9\u6cd5<\/p>\n<p>Cisco CATALYST\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>Cisco CATALYST\u4ea4\u6362\u673a\u5206\u4e3a\u4e24 \u79cd\uff0c\u5728CATALYST\u5bb6\u65cf\u4e2d\u79f0\u4fa6\u542c\u7aef\u53e3\u4e3a\u5206\u6790\u7aef \u53e3(analysis port)\u30021\u3001Catalyst 2900XL\/3500XL\/2950\u7cfb\u5217\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d \u7f6e (\u57fa\u4e8eCLI)<\/p>\n<p>\u4ee5\u4e0b\u547d\u4ee4\u914d\u7f6e\u7aef\u53e3\u76d1\u542c\uff1a<\/p>\n<p>port monitor<\/p>\n<p>\u4f8b \u5982\uff0cF0\/1\u548cF0\/2\u3001F0\/3\u540c\u5c5eVLAN1\uff0cF0\/1\u76d1\u542cF0\/2\u3001F0\/3\u7aef\u53e3\uff1a<\/p>\n<p>interface FastEthernet0\/1<\/p>\n<p>port monitor FastEthernet0\/2<\/p>\n<p>port monitor FastEthernet0\/3<\/p>\n<p>port monitor VLAN1<\/p>\n<p>2\u3001Catalyst 4000\uff0c5000 and 6000\u7cfb\u5217\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d \u7f6e (\u57fa\u4e8eIOS)<\/p>\n<p>\u4ee5\u4e0b\u547d\u4ee4\u914d\u7f6e\u7aef\u53e3\u76d1\u542c\uff1a<\/p>\n<p>set span<\/p>\n<p>\u4f8b\u5982\uff0c\u6a21\u57571\u4e2d\u7aef\u53e31\u548c\u7aef\u53e32\u540c\u5c5eVLAN1\uff0c\u7aef\u53e33\u5728VLAN2\uff0c\u7aef\u53e34\u548c5\u5728VLAN2\uff0c\u7aef\u53e32\u76d1\u542c\u7aef \u53e31\u548c3\u30014\u30015\uff0c<\/p>\n<p>set span 1\/1\uff0c1\/3-5 1\/2<\/p>\n<p>2950\/3550\/3750<\/p>\n<p>\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p>#monitor session number source interface mod_number\/port_number both<\/p>\n<p>#monitor session number destination interface mod_mnumber\/port_number<\/p>\n<p>\/\/rx&#8211;&gt;\u6307\u660e\u662f\u8fdb\u7aef\u53e3\u5f97\u6d41\u91cf\uff0ctx&#8211;&gt;\u51fa\u7aef\u53e3\u5f97\u6d41\u91cf both \u8fdb\u51fa\u5f97\u6d41\u91cf<\/p>\n<p>for example:<\/p>\n<p>\u7b2c\u4e00\u6761\u955c\u50cf\uff0c\u5c06\u7b2c\u4e00\u6a21\u5757\u4e2d\u7684\u6e90\u7aef\u53e3\u4e3a1-10\u7684\u955c\u50cf\u5230\u7aef\u53e312\u4e0a\u9762\uff1b<\/p>\n<p>#monitor session 1 source interface 1\/1-10 both<\/p>\n<p>#monitor session 1 destination interface 1\/12<\/p>\n<p>\u7b2c\u4e8c\u6761\u955c\u50cf\uff0c\u5c06\u7b2c\u4e8c\u6a21\u5757\u4e2d\u7684\u6e90\u7aef\u53e3\u4e3a13-20\u7684\u955c\u50cf\u5230\u7aef\u53e324\u4e0a\u9762\uff1b<\/p>\n<p>#monitor session 2 source interface 2\/13-20 both<\/p>\n<p>#monitor session 2 destination interface 2\/24<\/p>\n<p>\u5f53\u6709\u591a\u6761\u955c\u50cf\u3001\u591a\u4e2a\u6a21\u5757\u65f6\u6539\u53d8\u5176\u4e2d\u7684\u53c2\u6570\u5373\u53ef\u3002<\/p>\n<p>Catalyst 2950 3550\u4e0d\u652f\u6301port monitor<\/p>\n<p>C2950#configure terminal<\/p>\n<p>C2950(config)#<\/p>\n<p>C2950(config)#monitor session 1 source interface fastEthernet 0\/2<\/p>\n<p>!&#8212; Interface fa 0\/2 is configured as source port.<\/p>\n<p>C2950(config)#monitor session 1 destination interface fastEthernet 0\/3<\/p>\n<p>!&#8212; Interface fa0\/3 is configured as destination port.<\/p>\n<p>3COM\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>\u57283COM\u4ea4\u6362\u673a\u4e2d\uff0c\u7aef\u53e3\u76d1\u542c\u88ab\u79f0\u4e3a\u201cRoving Analysis\u201d\u3002 \u7f51\u7edc\u6d41\u91cf\u88ab\u76d1\u542c\u7684\u7aef\u53e3\u79f0\u4f5c\u201c\u76d1\u542c\u53e3\u201d\uff08Monitor Port\uff09\uff0c\u8fde\u63a5\u76d1\u542c\u8bbe\u5907\u7684\u7aef\u53e3\u79f0\u4f5c\u201c\u5206\u6790 \u53e3\u201d\uff08Analyzer Port\uff09\u3002<\/p>\n<p>\u7aef\u53e3\u76d1\u542c\u914d\u7f6e\u547d\u4ee4<\/p>\n<p>\u25cf \u6307\u5b9a\u5206\u6790 \u53e3<\/p>\n<p>feature rovingAnalysis add\uff0c\u6216\u7f29 \u5199 f r a\uff0c<\/p>\n<p>\u4f8b \u5982\uff1a<\/p>\n<p>Select menu option: feature rovingAn alysis add<\/p>\n<p>Select analysis slot: 1?&amp; nbsp;<\/p>\n<p>Select analysis port: 2<\/p>\n<p>\u25cf \u6307\u5b9a\u76d1\u542c\u53e3\u5e76\u542f\u52a8\u7aef\u53e3\u76d1\u542c<\/p>\n<p>feature rovingAnalysis start\uff0c\u6216\u7f29 \u5199 f r sta\uff0c<\/p>\n<p>\u4f8b \u5982\uff1a<\/p>\n<p>Select menu option: feature rovingAn alysis start<\/p>\n<p>Select slot to monitor ?(1-12): 1<\/p>\n<p>Select port to monitor&amp;nb sp;?(1-8): 3<\/p>\n<p>\u25cf \u505c\u6b62\u7aef\u53e3\u76d1 \u542c<\/p>\n<p>feature rovingAnalysis stop\uff0c\u6216\u7f29 \u5199 f r sto<\/p>\n<p>\u5e38\u89c1\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>Intel\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>Intel \u79f0\u7aef\u53e3\u76d1\u542c\u4e3a\u201cMirror Ports\u201d\u3002 \u7f51\u7edc\u6d41\u91cf\u88ab\u76d1\u542c\u7684\u7aef\u53e3\u79f0\u4f5c\u201c\u6e90\u7aef \u53e3\u201d\uff08Source Port\uff09\uff0c\u8fde\u63a5\u76d1\u542c\u8bbe\u5907\u7684\u7aef\u53e3\u79f0\u4f5c\u201c\u955c\u50cf \u53e3\u201d\uff08Mirror Port\uff09\u3002<\/p>\n<p>\u914d\u7f6e\u7aef\u53e3\u76d1\u542c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p>\u25cf \u5728 navigation\u83dc\u5355\uff0c\u70b9\u51fbStatistics\u4e0b\u7684Mirror Ports\uff0c\u5f39\u51faMirror Ports\u4fe1 \u606f\u3002<\/p>\n<p>\u25cf \u5728Configure Source \u5217\u4e2d\u70b9\u51fb\u7aef\u53e3\u6765\u9009\u62e9\u6e90\u7aef\u53e3\uff0c \u5f39\u51faMirror Ports Configuration\u3002<\/p>\n<p>\u25cf \u8fdb\u884c\u6e90\u7aef\u53e3\u8bbe \u7f6e\uff1a<\/p>\n<p>\u6e90\u7aef\u53e3\u662f\u955c\u50cf\u6d41\u91cf\u7684\u6765\u6e90\u53e3\uff0c\u955c\u50cf\u53e3\u662f\u63a5\u6536\u6765\u81ea\u6e90\u7aef\u53e3\u6d41\u91cf\u7684\u7aef \u53e3\u3002<\/p>\n<p>\u25cf \u70b9\u51fbApply\u786e\u5b9a<\/p>\n<p>\u53ef\u4ee5\u9009\u62e9\u4e09\u79cd\u76d1\u542c\u7684\u65b9 \u5f0f\uff1a<\/p>\n<p>1\uff0e\u8fde\u7eed\uff08Always\uff09\uff1a\u955c\u50cf\u5168\u90e8\u6d41\u91cf\u3002<\/p>\n<p>2\uff0e\u5468\u671f\uff08Periodic\uff09\uff1a\u5728\u4e00\u5b9a\u5468\u671f\u5185 \u955c\u50cf\u5168\u90e8\u6d41\u91cf\u3002\u955c\u50cf\u5468\u671f\u5728Sampling Interval configuration\u4e2d\u8bbe\u7f6e\u3002<\/p>\n<p>3 \uff0e\u7981\u6b62\uff08Disabled\uff09\uff1a\u5173\u95ed\u6d41\u91cf\u955c\u50cf\u3002<\/p>\n<p>Avaya\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>\u5728Avaya\u4ea4\u6362\u673a\u7528\u6237\u624b\u518c\u4e2d\uff0c\u7aef\u53e3\u76d1 \u542c\u88ab\u79f0\u4e3a\u201c\u7aef\u53e3\u955c\u50cf\u201d\uff08Port Mirror\uff09\u3002<\/p>\n<p>\u4ee5\u4e0b\u547d\u4ee4\u914d\u7f6e\u7aef\u53e3\u76d1\u542c\uff1a<\/p>\n<p>{ set|clear } Port Mirror<\/p>\n<p>\u8bbe\u7f6e\u7aef\u53e3\u4fa6 \u542c\uff1aset port mirror &lt;mod-port-range&gt; source-port ?&lt;mod-port-range&gt; mirror-port &lt;mod-port-spec&gt; sampling { always | disable | periodic } [ max-packets-sec &lt;max-packets-sec-value&gt;?&amp; nbsp;] [ piggyback-port&lt;mod-port-spec&gt; ]?&amp;nb sp;<\/p>\n<p>\u7981\u6b62\u7aef\u53e3\u76d1 \u542c\uff1aclear port mirror &lt;mod-port-range&gt;<\/p>\n<p>\u547d\u4ee4 \u4e2d\uff0cmod-port-range\u6307\u5b9a\u7aef\u53e3\u7684\u8303\u56f4\uff1bmod-port-spec\u6307\u5b9a\u7279\u5b9a\u7684\u7aef\u53e3\uff1bpiggyback-port\u6307\u5b9a\u53cc\u5411\u955c\u50cf\u7684\u7aef\u53e3\uff1bsampling\u6307\u5b9a\u955c\u50cf\u5468\u671f\uff1bmax-packets-sec\u4ec5\u5728sampling\u8bbe\u7f6e\u4e3aperiodic\u65f6\u4f7f\u7528\uff0c\u6307\u5b9a\u76d1\u542c\u53e3\u6bcf\u79d2\u6700\u591a\u7684\u6570\u636e\u62a5\u6570\u91cf\u3002<\/p>\n<p>\u534e\u4e3a\u4ea4\u6362\u673a\u7aef\u53e3\u76d1\u542c\u914d\u7f6e<\/p>\n<p>\u534e\u4e3a\u4ea4\u6362\u673a\u7528\u6237\u624b\u518c\u4e2d\uff0c\u7aef\u53e3\u76d1\u542c\u88ab\u79f0\u4e3a\u201c\u7aef\u53e3\u955c \u50cf\u201d\uff08Port Mirroring\uff09\u3002<\/p>\n<p>\u4f7f\u7528Huawei Lanswitch View\u7ba1 \u7406\u7cfb\u7edf\u6dfb\u52a0\u4e00\u4e2a\u955c\u50cf\u7aef\u53e3\uff1a<\/p>\n<p>\u25cf \u9009 \u62e9Device Setup\u6216Stack Setup\u3002<\/p>\n<p>\u25cf \u70b9 \u51fbPort Mirroring\u3002<\/p>\n<p>\u25cf \u70b9\u51fbAdd\u6309 \u94ae\u3002<\/p>\n<p>\u25cf \u5bf9\u4e8e\u5806\u53e0\uff0c\u70b9\u51fbSwitch\u5e76\u4ece\u5217\u8868\u9009\u62e9\u4e00\u4e2a\u4ea4\u6362 \u673a\u3002<\/p>\n<p>\u25cf \u70b9\u51fbReflect from\u5e76\u9009\u62e9\u6d41\u91cf\u5c06\u88ab\u955c\u50cf\u7684\u7aef \u53e3\u3002<\/p>\n<p>\u25cf \u70b9\u51fbReflect to\u5e76\u9009\u4e0a\u9762\u6240\u9009\u62e9\u7684\u7aef\u53e3\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u9510\u6377<\/p>\n<p>switch#conf t<\/p>\n<p>switch#(config)#<\/p>\n<p>switch (config)# monitor session 1 source interface gigabitEthernet 3\/1 both<\/p>\n<p>&#8212;\u76d1\u63a7\u6e90\u53e3\u4e3ag3\/1<\/p>\n<p>switch (config)# monitor session 1 destination interface gigabitEthernet 3\/8 switch\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &#8212;\u76d1\u63a7\u76ee\u7684\u53e3\u4e3ag3\/8\uff0c\u5e76\u5f00\u542f\u4ea4\u6362\u529f\u80fd<\/p>\n<p>\u6ce8\u610f\uff1aS2026\u4ea4\u6362\u673a\u955c\u50cf\u76ee\u7684\u7aef\u53e3\u65e0\u6cd5\u5f53\u505a\u666e\u901a\u63a5\u53e3\u4f7f\u7528<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u793a\u610f\u56fe \u7aef\u53e3\u955c\u50cf\uff08port Mirroring)\u628a\u4ea4\u6362\u673a\u4e00\u4e2a\u6216\u591a\u4e2a\u7aef\u53e3\uff08VLAN\uff09\u7684\u6570\u636e\u955c\u50cf\u5230\u4e00\u4e2a\u6216\u591a\u4e2a\u7aef\u53e3\u7684 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-124","post","type-post","status-publish","format-standard","hentry","category-8"],"_links":{"self":[{"href":"https:\/\/www.huzs.top\/index.php?rest_route=\/wp\/v2\/posts\/124","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.huzs.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.huzs.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.huzs.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.huzs.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=124"}],"version-history":[{"count":2,"href":"https:\/\/www.huzs.top\/index.php?rest_route=\/wp\/v2\/posts\/124\/revisions"}],"predecessor-version":[{"id":1150,"href":"https:\/\/www.huzs.top\/index.php?rest_route=\/wp\/v2\/posts\/124\/revisions\/1150"}],"wp:attachment":[{"href":"https:\/\/www.huzs.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.huzs.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=124"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.huzs.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}