{"id":453,"date":"2025-10-22T09:58:56","date_gmt":"2025-10-22T01:58:56","guid":{"rendered":"https:\/\/www.youvii.site\/?p=453"},"modified":"2025-10-22T09:58:56","modified_gmt":"2025-10-22T01:58:56","slug":"27jiaohuanwangluo","status":"publish","type":"post","link":"https:\/\/www.youvii.site\/index.php\/archives\/27jiaohuanwangluo","title":{"rendered":"2.7\u4ea4\u6362\u7f51\u7edc"},"content":{"rendered":"<h1>2.7 \u4ea4\u6362\u7f51\u7edc<\/h1>\n<p><strong>1\u3001\u6570\u636e\u5728OSI\u4f53\u7cfb\u7ed3\u6784\u6a21\u578b\u4e2d\u5404\u5c42\u7684\u8868\u73b0\u5f62\u5f0f<\/strong><\/p>\n<div class=\"table-responsive\"><table class=\"table\" 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loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/22\/68f834a81a642.png\" class=\"lazy\" loading=\"lazy\" alt=\"1741670882438-cee13337-9953-4080-a0b0-b9ae10cdb47f.png\" \/><\/p>\n<p><strong>3\u3001\u4ea4\u6362\u673a\u7684\u5de5\u4f5c\u539f\u7406\u3002<\/strong><\/p>\n<p><strong>\u4ea4\u6362\u673a\u7ef4\u62a4\u7740\u4e00\u5f20MAC\u5730\u5740\u8868\uff0c\u8be5\u8868\u4e2d\u5305\u542bMAC\u5730\u5740\u548c\u4ea4\u6362\u673a\u63a5\u53e3\u7684\u6620\u5c04\u5173\u7cfb\uff0cMAC\u5730\u5740\u6761\u76ee\u4e00\u822c\u7684\u5b58\u8d27\u65f6\u95f4\u4e3a300s\u3002<\/strong><\/p>\n<p><strong>1\u300b\u5b66\u4e60<\/strong><\/p>\n<p><strong>\u5f53\u4e8c\u5c42\u4ea4\u6362\u673a\u63a5\u53d7\u5230\u65b0\u7684\u6570\u636e\u5e27\u65f6\uff0c\u67e5\u770b\u8be5\u6570\u636e\u5e27\u4e2d\u7684\u6e90MAC\u5730\u5740\uff0c\u5982\u679c\u518d\u5f53\u524dMAC\u5730\u5740\u8868\u4e2d\u6ca1\u6709\u8be5MAC\u5730\u5740\u7684\u6620\u5c04\u4fe1\u606f\uff0c\u5219\u5c06\u8be5MAC\u5730\u5740\u548c\u63a5\u6536\u5230\u8be5\u5e27\u7684\u4ea4\u6362\u673a\u63a5\u53e3\u8fdb\u884c\u6620\u5c04\uff0c\u5e76\u6dfb\u52a0\u5230MAC\u5730\u5740\u8868\u4e2d\u3002<\/strong><\/p>\n<p><strong>\u7406\u89e3\uff1a\u63a5\u6536\u5230\u65b0\u7684\u6570\u636e\u5e27\uff0c\u82e5\u81ea\u8eabMAC\u5730\u5740\u8868\u6ca1\u6709\u8be5\u6570\u636e\u4e2d\u6e90MAC\u5730\u5740\u5219\u6dfb\u52a0\u8fdb\u6b64\u4ea4\u6362\u673a\u5730\u5740\u8868\uff0c\u4e14\u4e0e\u63a5\u6536\u7aef\u53e3\u5bf9\u5e94\u3002<\/strong><\/p>\n<p><strong>2\u300b\u6cdb\u6d2a<\/strong><\/p>\n<p><strong>\u5982\u679c\u63a5\u6536\u5230\u7684\u6570\u636e\u5e27\uff0c\u5176\u76ee\u7684MAC\u5730\u5740\u4e0d\u5728\u8be5\u4ea4\u6362\u673a\u7684MAC\u5730\u5740\u8868\u4e2d\uff0c\u5219\u5c06\u8be5\u5e27\u4ece\u975e\u63a5\u6536\u4ea4\u6362\u673a\u63a5\u53e3\u7684\u5176\u4ed6\u6240\u6709\u63a5\u53e3\u8fdb\u884c\u6cdb\u6d2a\u3002<\/strong><\/p>\n<p><strong>\u7406\u89e3\uff1a\u63a5\u6536\u5230\u6570\u636e\u5e27\u65f6\uff0c\u89e3\u6790\u4e8c\u5c42\u76ee\u7684MAC\u5730\u5740\uff0c\u6709\u5219\u53d1\uff0c\u65e0\u5219\u53d1\u9001\u9664\u63a5\u6536\u7aef\u53e3\u5916\u6240\u6709\u7aef\u53e3\u8fdb\u884c\u4fa6\u67e5\u3002<\/strong><\/p>\n<p><strong>\u2460\u672a\u77e5\u5355\u64ad\u5e27<\/strong><\/p>\n<p><strong>\u2461\u7ec4\u64ad\u548c\u5e7f\u64ad\u5e27\uff08ARP\uff09<\/strong><\/p>\n<p><strong>3\u300b\u8fc7\u671f<\/strong><\/p>\n<p><strong>\u5f53MAC\u5730\u5740\u8868\u4e2d\u7684\u6761\u76ee\u6ca1\u6709\u4f7f\u7528\u8d85\u8fc7\u751f\u5b58\u65f6\u95f4\u65f6\uff0c\u4f1a\u81ea\u52a8\u8001\u5316<\/strong><\/p>\n<p><strong><font style=\"color:#222222;background-color:#ffffff;\">\u201c\u8001\u5316\u65f6\u95f4\u9ed8\u8ba4\u4e3a300\u79d2\u3002\u4ece\u4e00\u4e2a\u5730\u5740\u8bb0\u5f55\u52a0\u5165\u5730\u5740\u8868\u4ee5\u540e\u5f00\u59cb\u8ba1\u65f6,\u5982\u679c\u5728\u8001\u5316\u65f6\u95f4\u5185\u5404\u7aef\u53e3\u672a\u6536\u5230\u6e90\u5730\u5740\u4e3a\u8be5MAC\u5730\u5740\u7684\u5e27,\u90a3\u4e48,\u8fd9\u4e9b\u5730\u5740\u5c06\u4ece\u52a8\u6001\u8f6c\u53d1\u5730\u5740\u8868(\u7531\u6e90MAC\u5730\u5740\u3001\u76ee\u7684MAC\u5730\u5740\u548c\u5b83\u4eec\u76f8\u5bf9\u5e94\u7684\u4ea4\u6362\u673a\u7684\u7aef\u53e3\u53f7)\u4e2d\u88ab\u5220\u9664\u3002\u9759\u6001MAC\u5730\u5740\u8868\u4e0d\u53d7\u5730\u5740\u8001\u5316\u65f6\u95f4\u5f71\u54cd\u3002\u201d<\/font><\/strong><\/p>\n<p><strong><font style=\"color:#222222;background-color:#ffff00;\">\u8001\u5316\u65f6\u95f4\u53ef\u6539 <\/font><\/strong><\/p>\n<p><strong>\u7406\u89e3\uff1a\u65b0\u6dfb\u52a0\u8fdbMAC\u5730\u5740\u8868\u4e2d\u7684MAC\u5730\u5740\u6709300\u79d2\u6ede\u7559\u65f6\u95f4\uff0c\u82e5\u6709\u65b0\u5e27\u5219\u5237\u65b0\u65f6\u95f4\uff0c300\u79d2\u5185\u65e0\u65b0\u5e27\u5219\u4ece\u5730\u5740\u8868\u4e2d\u6e05\u9664\u8be5MAC\u5730\u5740\u3002<\/strong><\/p>\n<p><strong>4\u300b\u8f6c\u53d1<\/strong><\/p>\n<p><strong>\u5982\u679c\u63a5\u6536\u5230\u7684\u6570\u636e\u5e27\uff0c\u5176\u76ee\u7684MAC\u5730\u5740\u5728\u8be5\u4ea4\u6362\u673a\u7684MAC\u5730\u5740\u8868\u4e2d\uff0c\u5219\u6839\u636e\u6761\u76ee\u6240\u5bf9\u5e94\u7684\u63a5\u53e3\u8fdb\u884c\u6570\u636e\u8f6c\u53d1\u3002<\/strong><\/p>\n<p><strong>5\u300b\u8fc7\u6ee4<\/strong><\/p>\n<p><strong>\u2460\u8fdb\u51fa\u90fd\u5728\u540c\u4e00\u63a5\u53e3\u7684\u6570\u636e<\/strong><\/p>\n<p><strong>\u2461\u6b8b\u5e27\uff0c\u6ca1\u6709\u7ecf\u8fc7CRC\u6821\u9a8c\u7684\u5e27<\/strong><\/p>\n<p><strong><br \/>\n<\/strong><\/p>\n<p><strong>4\u3001\u4ea4\u6362\u673a\u7684\u8f6c\u53d1\u65b9\u5f0f<\/strong><\/p>\n<p><strong>1\u300b\u76f4\u901a\u5f0f\uff1a\u4e0d\u505a\u6821\u9a8c\uff0c\u65f6\u6548\u6027\u9ad8<\/strong><\/p>\n<p><strong>2\u300b\u50a8\u5b58\u8f6c\u53d1\uff1a\u505a\u6821\u9a8c\uff0c\u51c6\u786e\u6027\u9ad8<\/strong><\/p>\n<p><strong><br \/>\n<\/strong><\/p>\n<p><strong>5\u3001\u4ea4\u6362\u57df<\/strong><\/p>\n<p><strong>1\u300b\u51b2\u7a81\u57df CSMA\/CD\u673a\u5236\u80fd\u4f5c\u7528\u5230\u7684\u8303\u56f4\u3002 \u53d1\u524d\u5148\u542c\u3001\u8fb9\u542c\u8fb9\u53d1\u3001\u51b2\u7a81\u505c\u53d1\u3001\u968f\u673a\u91cd\u53d1\u3002\u4ea4\u6362\u673a\u7684\u4e00\u4e2a\u63a5\u53e3\u5c31\u662f\u4e00\u4e2a\u51b2\u7a81\u57df\u3002<\/strong><\/p>\n<p><strong>2\u300b\u5e7f\u64ad\u57df\u5e7f\u64ad\u4f5c\u7528\u5230\u7684\u8303\u56f4\u3002\u8def\u7531\u5668\u7684\u4e00\u4e2a\u63a5\u53e3\u5c31\u662f\u4e00\u4e2a\u5e7f\u64ad\u57df\u3002<\/strong><\/p>\n<p><strong>\u4e8c\u5c42\u4ea4\u6362\u673a\u53ef\u4ee5\u9694\u79bb\u51b2\u7a81\u57df\uff0c\u8def\u7531\u5668\u65e2\u53ef\u4ee5\u9694\u79bb\u51b2\u7a81\u57df\uff0c\u4e5f\u53ef\u4ee5\u9694\u79bb\u5e7f\u64ad\u57df\u3002<\/strong><\/p>\n<p><strong><br \/>\n<\/strong><\/p>\n<p><strong>6\u3001\u4ea4\u6362\u673a\u63a5\u53e3\u7684\u64cd\u4f5c<\/strong><\/p>\n<p><strong>1\u300bIP\u5730\u5740\u7684\u914d\u7f6e<\/strong><\/p>\n<p><strong>interface \u63a5\u53e3\u7f16\u53f7 \uff08\u4e8c\u5c42\u91cc\u9762\u57fa\u672c\u4e3aSVI\uff09<\/strong><\/p>\n<p><strong>ip address IP\u5730\u5740 \u5b50\u7f51\u63a9\u7801<\/strong><\/p>\n<p><strong>no shutdown<\/strong><\/p>\n<p><strong>2\u300bMDIX\u529f\u80fd\uff0c\u7ebf\u7f06\u81ea\u52a8\u8bc6\u522b\u5339\u914d<\/strong><\/p>\n<p><strong>\u76f8\u5bf9\u4e8e\u76f4\u901a\u7ebf\u548c\u4ea4\u53c9\u7ebf\u800c\u8a00\u3002<\/strong><\/p>\n<p><strong>\u76f4\u901a\uff1a\u4e0d\u540c\u7c7b\u578b\u8bbe\u5907\u7684\u94fe\u63a5<\/strong><\/p>\n<p><strong>\u4ea4\u53c9\uff1a\u76f8\u540c\u7c7b\u578b\u8bbe\u5907\u7684\u94fe\u63a5<\/strong><\/p>\n<p><strong>\u914d\u7f6e\u65b9\u6cd5\uff1a\u5728\u63a5\u53e3\u914d\u7f6e\u6a21\u5f0f\u4e0b\u4f7f\u7528<\/strong><\/p>\n<p><strong>mdix auto<\/strong><\/p>\n<p><strong>\u5173\u95ed\u65b9\u6cd5 no mdix auto<\/strong><\/p>\n<p><strong>3\u300b\u901f\u7387\u5339\u914d<\/strong><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/22\/68f834aa90a75.png\" class=\"lazy\" loading=\"lazy\" alt=\"1741670882457-55d6c9a9-ecb2-485e-8457-506d221db963.png\" \/><\/p>\n<p><strong>\u5728\u5bf9\u5e94\u63a5\u53e3\u6a21\u5f0f\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u4fee\u6539\u901f\u7387<\/strong><\/p>\n<p><strong>speed \u6570\u503c<\/strong><\/p>\n<p><strong>4\u300b\u4ea4\u6362\u673a\u63a5\u53e3\u7684\u53cc\u5de5\u5339\u914d\u3002<\/strong><\/p>\n<p><strong>\u5355\u5de5\u3001\u534a\u53cc\u5de5\u3001\u5168\u53cc\u5de5<\/strong><\/p>\n<p><strong>\u5355\u5de5\uff1a\u6536\u97f3\u673a \uff08\u53ea\u6536\u4e0d\u53d1\uff09<\/strong><\/p>\n<p><strong>\u534a\u53cc\u5de5\uff1a\u5bf9\u8bb2\u673a \uff08\u80fd\u6536\u80fd\u53d1\uff0c\u4e0d\u540c\u65f6\uff09<\/strong><\/p>\n<p><strong>\u5168\u53cc\u5de5\uff1a\u7535\u8bdd\uff0c\u624b\u673a\uff08\u80fd\u6536\u80fd\u53d1\uff0c\u540c\u65f6\u8fdb\u884c\uff09<\/strong><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/22\/68f834ad6c4e7.png\" class=\"lazy\" loading=\"lazy\" alt=\"1741670882466-dc2ab4cd-a341-4d83-b149-be3dd55211e8.png\" \/><\/p>\n<p><strong>\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u914d\u7f6e\uff1a<\/strong><\/p>\n<p><strong>duplex \u53cc\u5de5\u6a21\u5f0f auto \/ full \/ half<\/strong><\/p>\n<p><strong>5\u300b\u521d\u59cb\u4f18\u5316<\/strong><\/p>\n<p><strong>interface range f0\/1-24<\/strong><\/p>\n<p><strong>speed auto<\/strong><\/p>\n<p><strong>duplex auto<\/strong><\/p>\n<p><strong>mdix auto<\/strong><\/p>\n<p><strong><br \/>\n<\/strong><\/p>\n<blockquote>\n<p>\u66f4\u65b0: 2025-03-11 13:28:06<br \/>\n\u539f\u6587: <a href=\"https:\/\/www.yuque.com\/yuhui.net\/network\/blex36r1xmuoaeag\">https:\/\/www.yuque.com\/yuhui.net\/network\/blex36r1xmuoaeag<\/a><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>2.7 \u4ea4\u6362\u7f51\u7edc 1\u3001\u6570\u636e\u5728OSI\u4f53\u7cfb\u7ed3\u6784\u6a21\u578b\u4e2d\u5404\u5c42\u7684\u8868\u73b0\u5f62\u5f0f OSI\u5c42\u6b21 \u6570\u636e\u8868\u73b0\u5f62\u5f0f \u5e94\u7528\u5c42 \u539f\u59cb\u6570\u636e \u4f20\u8f93\u5c42 \u6570\u636e\u6bb5 \u7f51\u7edc\u5c42 \u6570\u636e\u5305 \u6570\u636e\u94fe\u8def\u5c42 \u6570\u636e\u5e27 \u7269\u7406\u5c42 \u6bd4\u7279\u6d41 2\u3001\u4e8c\u5c42\u8f6c\u53d1\u548c\u4e09\u5c42\u6570\u636e\u8f6c\u53d1\u3002 \u4e8c\u5c42\u6570\u636e\u8f6c\u53d1\uff1a\u53ea\u5c06\u6570\u636e\u89e3\u5c01\u5230\u7b2c\u4e8c\u5c42\uff0c\u67e5\u770b\u7684\u662f\u6570\u636e\u4e2d\u7684\u76ee\u7684MAC\u5730\u5740\u3002\u5728\u540c\u4e00\u4e2a\u7f51\u6bb5\u5185\u8fdb\u884c\u7684\u3002 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61,3],"tags":[79,85],"class_list":["post-453","post","type-post","status-publish","format-standard","hentry","category-ciscoluyouyujiaohuan","category-interface","tag-shiyan","tag-cisco"],"_links":{"self":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts\/453","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/comments?post=453"}],"version-history":[{"count":0,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts\/453\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/media?parent=453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/categories?post=453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/tags?post=453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}