{"id":184,"date":"2016-05-16T09:13:00","date_gmt":"2016-05-16T09:13:00","guid":{"rendered":""},"modified":"2016-05-16T09:13:00","modified_gmt":"2016-05-16T09:13:00","slug":"","status":"publish","type":"post","link":"http:\/\/weizn.net\/?p=184","title":{"rendered":"[\u8f6c]Native VLAN\u7684\u542b\u4e49\u548c\u4f5c\u7528"},"content":{"rendered":"

\u5bf9VLAN\u8fdb\u884c\u5c01\u88c5\u6709\u4e24\u79cd\u534f\u8bae.\u4e00\u79cd\u662f\u601d\u79d1\u4e13\u6709\u7684\u534f\u8bae,\u53eb\u505aISL. \u53e6\u4e00\u79cd\u662fRFC\u516c\u6709\u7684\u534f\u8bae\u53eb\u505a802.1Q. \u4e24\u79cd\u534f\u8bae\u90fd\u662f\u9488\u5bf9Trunk\u627f\u8f7d\u4e0d\u540cVLAN\u4e3a\u9632\u6b62\u6df7\u4e71\u800c\u4ea7\u751f\u7684.<\/span><\/p>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b.\u4ea4\u6362\u673a\u4e0a\u6240\u6709\u7684\u63a5\u53e3\u90fd\u4f4d\u4e8eVLAN1\u4e0b.\u4e5f\u5c31\u662fnative VLAN. \u4e8b\u5b9e\u4e0a,\u672c\u5730VLAN\u4e2d\u4e0d\u4ec5\u4ec5\u6709\u7740\u63a5\u53e3,\u8fd8\u6709STP\u4fe1\u606f,\u6bd4\u5982BPDU\u6865\u63a5\u534f\u8bae\u6570\u636e\u5355\u5143,VLAN ID\u7684\u4fe1\u606f\u7b49\u7b49\u90fd\u8981\u901a\u8fc7native vlan\u6765\u4f20\u8f93.<\/span><\/p>\n

ISL\u534f\u8bae\u548c802.1Q\u7684\u533a\u522b\u5728\u4e8e\u9488\u5bf9native vlan\u662f\u5426\u6253\u6807. ISL\u662f\u5168\u90e8\u90fd\u6253,\u6709\u51e0\u4e2aVLAN\u6253\u51e0\u4e2a\u6807\u8bb0,\u800c802.1Q\u534f\u8bae\u9664\u4e86VLAN1\u4e5f\u5c31\u662fnative vlan\u4e0d\u6253\u6807\u8bb0\u4e4b\u5916\u5176\u4ed6\u7684VLAN\u90fd\u6253\u6807\u8bb0,\u4f5c\u7528\u90fd\u662f\u4e00\u6837\u7684,\u90fd\u80fd\u8ba9Trunk\u8bc6\u522b\u4e0d\u540c\u7684VLAN. \u90a3\u4e3a\u4ec0\u4e48\u4e0d\u5bf9VLAN1\u6253\u6807\u8bb0\u5462.\u5c31\u662f\u56e0\u4e3aVLAN1\u4e2d\u627f\u8f7d\u7740\u8bb8\u591a\u4fe1\u606f.\u5bf9native vlan\u6807\u8bb0\u662f\u76f8\u5f53\u4e0d\u5229\u7684.<\/span><\/p>\n

===================================================================<\/span>
\n\u9996\u5148vlan1\u662f802.1Q\u624d\u8ba4\u4e3a\u5b83\u662f\u9ed8\u8ba4\u7684\u672c\u5f81vlan\uff0cISL\u4e2d\u6ca1\u6709\u672c\u5f81vlan\u7684\u6982\u5ff5<\/span><\/p>\n

\u672c\u5f81vlan\u7684\u4f5c\u7528\u5bf9\u4e8e2\u5c42\u4ea4\u6362\u673a\u6765\u8bf4\uff0c\u53ef\u4ee5\u8d77\u5230\u7ba1\u7406\u5730\u5740\u7684\u4f5c\u7528\uff0c\u5bf9\u4e8e802.1Q\u5c01\u88c5\u7684\u5e72\u9053trunk\u6765\u8bf4\uff0c\u662f\u5bf9\u9ed8\u8ba4\u672c\u5f81vlan1\u4e0d\u6253\u6807\u7684\uff0c\u6240\u4ee5\u867d\u7136801.Q\u5c01\u88c5\u867d\u7136\u6bd4ISL\u8981\u597d\uff0c\u800c\u4e14\u901a\u7528\uff0c\u4f46\u662f\u6700\u4e0d\u597d\u7684\u5730\u65b9\u5c31\u662f\u5b89\u5168\u6027\uff0c\u5982\u679c\u6ca1\u6709\u4fee\u6539\u672c\u5f81vlan\uff0c\u4e00\u76f4\u7528\u9ed8\u8ba4vlan1\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u8fdb\u884c\u8df3vlan\u653b\u51fb\uff0c\u5229\u7528\u4e86802.1Q\u5bf9\u672c\u5f81vlan\u4e0d\u6253\u6807\u8fd9\u4e2a\u5c0f\u6f0f\u6d1e\uff0c\u5bf9\u4e8e\u672c\u5f81vlan\u7684\u5177\u4f53\u4f5c\u7528\uff0c\u5176\u5b9e\u6ca1\u6709\u4ec0\u4e48\u5177\u4f53\u4f5c\u7528\uff0c\u540e\u671f\u90fd\u53ef\u4ee5\u81ea\u5df1\u53bb\u4fee\u6539\u672c\u5f81vlan\uff0c\u8fd9\u6837\u6bd4\u8f83\u5b89\u5168\uff0c\u5c31\u662f\u56e0\u4e3a\u5bf9\u4e8e\u4ea4\u6362\u673a\u6765\u8bf4\uff0c\u8d77\u521d\u90fd\u662f\u5728\u4e00\u4e2a\u5927\u7684\u5e7f\u64ad\u57df\uff0c\u6240\u4ee5\u5c31\u9ed8\u8ba4\u90fd\u653e\u5728vlan1\u91cc\uff0c\u53ea\u662f\u9ed8\u8ba4\u3002<\/span><\/p>\n

\u5bf9\u4e8e\u4e0d\u901avlan\u4fe1\u606f\u5728trunk\u5e72\u9053\u4e0a\u4f20\u8f93\uff0c\u8ddf\u672c\u5f81vlan\u6ca1\u6709\u4ec0\u4e48\u76f4\u63a5\u5173\u7cfb\uff0c\u4ea4\u6362\u673aaccess\u53e3\u5212\u5165\u7684vlan\u4e0d\u7528\uff0c\u5728\u6570\u636e\u5e27\u7531PC\u8fdb\u5165\u4ea4\u6362\u673a\u65f6\uff0c\u4f1a\u7ed1\u4e0a\u4e00\u4e2a\u63a5\u53e3\u6240\u5c5evlan\u7684\u6807\u8bb0\uff0c\u5f53\u8fd9\u4e2a\u6570\u636e\u5e27\u5230\u4e86trunk\u63a5\u53e3\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u7ed1\u7740\u76844\u4e2a\u5b57\u8282\u7684\u6807\u5c31\u4f1a\u538b\u8fdb\u6570\u636e\u5e27\u4e2d\uff0c\u6539\u53d8\u4e86\u6570\u636e\u5e27\u7684\u7ed3\u6784\uff0c\u4f20\u8f93\u5230\u53e6\u5916\u4e00\u53f0\u4ea4\u6362\u673a\u7684trunk\u63a5\u53e3\u65f6\uff0c\u6807\u5c31\u4f1a\u88ab\u62c6\u51fa\u6765\uff0c\u8fd8\u539f\u6210\u6570\u636e\u5e27\u7ed1\u7740\u4e00\u4e2a\u6807\uff0c\u4ea4\u6362\u673a\u4f1a\u9996\u5148\u770b\u7ed1\u7740\u7684\u6807\uff0c\u67e5\u627e\u81ea\u5df1\u7aef\u53e3\u6240\u5c5e\u7ed1\u6807\u91cc\u7684vlan id\uff0c\u8fdb\u4e00\u6b65\u4ea4\u6362\u673a\u4f1a\u67e5\u770b\u81ea\u5df1\u7684CAM\u8868\uff0c\u67e5\u627e\u76ee\u7684mac\u5730\u5740\uff0c\u8fd9\u6837\u901a\u4fe1\u5c31\u5b8c\u6210\u4e86\uff0c\u901a\u4fe1\u7684\u8fc7\u7a0b\u548c\u672c\u5f81vlan\u6ca1\u6709\u76f4\u63a5\u5173\u7cfb<\/span><\/p>\n

\u697c\u4e3b\u4f60\u8ba4\u4e3a\u7ba1\u7406vlan\u548c\u672c\u5f81vlan\u662f\u4e00\u4e2a\u610f\u601d\uff0c\u8fd9\u4e2a\u662f\u4e0d\u5bf9\u7684\uff0c\u56e0\u4e3a\u53ef\u80fd\u4f60\u4e60\u60ef\u7528\u672c\u5f81vlan\u4f5c\u4e3a\u7ba1\u7406vlan\uff0c\u5176\u5b9e\u4e0d\u7136\uff0c\u5728\u5b9e\u9645\u5f53\u4e2d\uff0c\u7ba1\u7406vlan\u6700\u597d\u7528\u4e00\u4e2a\u6ca1\u7528\u7684vlan\uff0c\u6bd4\u5982vlan999\u8fd9\u79cd\u4e0d\u592a\u53ef\u80fd\u7528\u5230\u7684vlan\uff0c\u4f1a\u6bd4\u8f83\u5b89\u5168\uff0c\u5f53\u7136\u672c\u5f81vlan\u4e5f\u662f\u53ef\u4ee5\u4fee\u6539\u7684\uff0c\u5728trunk\u5e72\u9053\u914d\u7f6e\u7684\u65f6\u5019\uff0c\u540e\u9762\u6709native\u7684\u5c0ffeature<\/span>
\n========================================================<\/span>
\n\u5176\u5b9e\u697c\u4e3b\uff0c\u6211\u8ba4\u4e3a\uff0c\u672c\u5f81vlan\u4e0d\u6253\u6807\u5c31\u662f\u4e3a\u4e86\u517c\u5bb9\u4e00\u4e9b\u4e0d\u652f\u6301vlan\u7684\u4ea4\u6362\u673a\uff0c\u6b63\u5982\u4f60\u6240\u8bf4\uff0c\u5176\u8bf4\u6240\u8c13\u7684\u7ba1\u7406vlan\u5c31\u9488\u5bf9telnet\u672c\u8bbe\u5907\u7684vlan\u5730\u5740\uff0c\u8fdc\u7a0btelnet\u53ef\u4ee5\u7ba1\u7406\u8be5\u4ea4\u6362\u673a\uff0c\u5bf9\u4ea4\u6362\u673a\u505a\u4e00\u4e9b\u914d\u7f6e\u548c\u4fee\u6539\uff0c\u4e0d\u7528\u4eb2\u81ea\u5230\u4ea4\u6362\u673a\u524d\u8fdb\u884c\u914d\u7f6e\uff0c\u6700\u91cd\u8981\u7684\u662f\uff0c\u50cfvtp\u8fd9\u6837\u5728\u5e72\u9053trunk\u4e0a\u4f20\u8f93\u7684\u7ba1\u7406\u534f\u8bae\uff0c\u90fd\u662f\u901a\u8fc7trunk\u7684\u672c\u5f81vlan\u4f20\u8f93\u7684\uff0c\u8fd9\u5c31\u662f\u4f5c\u7528<\/span>
\n============================================================ <\/span><\/p>\n

Access\u3001Hybrid\u548cTrunk\u4e09\u79cd\u6a21\u5f0f\u7684\u7406\u89e3<\/span><\/p>\n

untag\u5c31\u662f\u666e\u901a\u7684ethernet\u62a5\u6587\uff0c\u666e\u901aPC\u673a\u7684\u7f51\u5361\u662f\u53ef\u4ee5\u8bc6\u522b\u8fd9\u6837\u7684\u62a5\u6587\u8fdb\u884c\u901a\u8baf\uff1b<\/span>
\ntag\u62a5\u6587\u7ed3\u6784\u7684\u53d8\u5316\u662f\u5728\u6e90mac\u5730\u5740\u548c\u76ee\u7684mac\u5730\u5740\u4e4b\u540e\uff0c\u52a0\u4e0a\u4e864bytes\u7684vlan\u4fe1\u606f\uff0c\u4e5f\u5c31\u662fvlan tag\u5934\uff1b\u4e00\u822c\u6765\u8bf4\u8fd9\u6837\u7684\u62a5\u6587\u666e\u901aPC\u673a\u7684\u7f51\u5361\u662f\u4e0d\u80fd\u8bc6\u522b\u7684<\/span><\/p>\n

\u4e0b\u56fe\u8bf4\u660e\u4e86802.1Q\u5c01\u88c5tag\u62a5\u6587\u5e27\u7ed3\u6784<\/span><\/p>\n

\u5e26802.1Q\u7684\u5e27\u662f\u5728\u6807\u51c6\u4ee5\u592a\u7f51\u5e27\u4e0a\u63d2\u5165\u4e864\u4e2a\u5b57\u8282\u7684\u6807\u8bc6\u3002\u5176\u4e2d\u5305\u542b\uff1a<\/span>
\n2\u4e2a\u5b57\u8282\u7684\u534f\u8bae\u6807\u8bc6\u7b26\uff08TPID)\uff0c\u5f53\u524d\u7f6e0x8100\u7684\u56fa\u5b9a\u503c\uff0c\u8868\u660e\u8be5\u5e27\u5e26\u6709802.1Q\u7684\u6807\u8bb0\u4fe1\u606f\u3002<\/span>
\n2\u4e2a\u5b57\u8282\u7684\u6807\u8bb0\u63a7\u5236\u4fe1\u606f\uff08TCI\uff09\uff0c\u5305\u542b\u4e86\u4e09\u4e2a\u57df\u3002<\/span>
\nPriority\u57df\uff0c\u53603bits\uff0c\u8868\u793a\u62a5\u6587\u7684\u4f18\u5148\u7ea7\uff0c\u53d6\u503c0\u52307\uff0c7\u4e3a\u6700\u9ad8\u4f18\u5148\u7ea7\uff0c0\u4e3a\u6700\u4f4e\u4f18\u5148\u7ea7\u3002\u8be5\u57df\u88ab802.1p\u91c7\u7528\u3002<\/span>
\n\u89c4\u8303\u683c\u5f0f\u6307\u793a\u7b26\uff08CFI)\u57df\uff0c\u53601bit\uff0c0\u8868\u793a\u89c4\u8303\u683c\u5f0f\uff0c\u5e94\u7528\u4e8e\u4ee5\u592a\u7f51\uff1b1\u8868\u793a\u975e\u89c4\u8303\u683c\u5f0f\uff0c\u5e94\u7528\u4e8eToken Ring\u3002<\/span>
\nVLAN ID\u57df\uff0c\u536012bit\uff0c\u7528\u4e8e\u6807\u793aVLAN\u7684\u5f52\u5c5e\u3002<\/span><\/p>\n

\u4ee5\u592a\u7f51\u7aef\u53e3\u6709\u4e09\u79cd\u94fe\u8def\u7c7b\u578b\uff1aAccess\u3001Hybrid\u548cTrunk\u3002<\/span>
\nAccess\u7c7b\u578b\u7684\u7aef\u53e3\u53ea\u80fd\u5c5e\u4e8e1\u4e2aVLAN\uff0c\u4e00\u822c\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u7684\u7aef\u53e3\uff1b<\/span>
\nTrunk\u7c7b\u578b\u7684\u7aef\u53e3\u53ef\u4ee5\u5141\u8bb8\u591a\u4e2aVLAN\u901a\u8fc7\uff0c\u53ef\u4ee5\u63a5\u6536\u548c\u53d1\u9001\u591a\u4e2aVLAN\u7684\u62a5\u6587\uff0c\u4e00\u822c\u7528\u4e8e\u4ea4\u6362\u673a\u4e4b\u95f4\u8fde\u63a5\u7684\u7aef\u53e3\uff1b<\/span>
\nHybrid\u7c7b\u578b\u7684\u7aef\u53e3\u53ef\u4ee5\u5141\u8bb8\u591a\u4e2aVLAN\u901a\u8fc7\uff0c\u53ef\u4ee5\u63a5\u6536\u548c\u53d1\u9001\u591a\u4e2aVLAN\u7684\u62a5\u6587\uff0c\u53ef\u4ee5\u7528\u4e8e\u4ea4\u6362\u673a\u4e4b\u95f4\u8fde\u63a5\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u7528\u6237\u7684\u8ba1\u7b97\u673a\u3002<\/span>
\nHybrid\u7aef\u53e3\u548cTrunk\u7aef\u53e3\u5728\u63a5\u6536\u6570\u636e\u65f6\uff0c\u5904\u7406\u65b9\u6cd5\u662f\u4e00\u6837\u7684\uff0c\u552f\u4e00\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u53d1\u9001\u6570\u636e\u65f6\uff1aHybrid\u7aef\u53e3\u53ef\u4ee5\u5141\u8bb8\u591a\u4e2aVLAN\u7684\u62a5\u6587\u53d1\u9001\u65f6\u4e0d\u6253\u6807\u7b7e\uff0c\u800cTrunk\u7aef\u53e3\u53ea\u5141\u8bb8\u7f3a\u7701VLAN\u7684\u62a5\u6587\u53d1\u9001\u65f6\u4e0d\u6253\u6807\u7b7e\u3002<\/span><\/p>\n

\u5728\u8fd9\u91cc\u5148\u8981\u5411\u5927\u5bb6\u9610\u660e\u7aef\u53e3\u7684\u7f3a\u7701VLAN\u8fd9\u4e2a\u6982\u5ff5<\/span>
\nAccess\u7aef\u53e3\u53ea\u5c5e\u4e8e1\u4e2aVLAN\uff0c\u6240\u4ee5\u5b83\u7684\u7f3a\u7701VLAN\u5c31\u662f\u5b83\u6240\u5728\u7684VLAN\uff0c\u4e0d\u7528\u8bbe\u7f6e\uff1b<\/span>
\nHybrid\u7aef\u53e3\u548cTrunk\u7aef\u53e3\u5c5e\u4e8e\u591a\u4e2aVLAN\uff0c\u6240\u4ee5\u9700\u8981\u8bbe\u7f6e\u7f3a\u7701VLAN ID\u3002\u7f3a\u7701\u60c5\u51b5\u4e0b\uff0cHybrid\u7aef\u53e3\u548cTrunk\u7aef\u53e3\u7684\u7f3a\u7701VLAN\u4e3aVLAN 1<\/span>
\n\u5982\u679c\u8bbe\u7f6e\u4e86\u7aef\u53e3\u7684\u7f3a\u7701VLAN ID\uff0c\u5f53\u7aef\u53e3\u63a5\u6536\u5230\u4e0d\u5e26VLAN Tag\u7684\u62a5\u6587\u540e\uff0c\u5219\u5c06\u62a5\u6587\u8f6c\u53d1\u5230\u5c5e\u4e8e\u7f3a\u7701VLAN\u7684\u7aef\u53e3\uff1b\u5f53\u7aef\u53e3\u53d1\u9001\u5e26\u6709VLAN Tag\u7684\u62a5\u6587\u65f6\uff0c\u5982\u679c\u8be5\u62a5\u6587\u7684VLAN ID\u4e0e\u7aef\u53e3\u7f3a\u7701\u7684VLAN ID\u76f8\u540c\uff0c\u5219\u7cfb\u7edf\u5c06\u53bb\u6389\u62a5\u6587\u7684VLAN Tag\uff0c\u7136\u540e\u518d\u53d1\u9001\u8be5\u62a5\u6587\u3002<\/span>
\n\u6ce8\uff1a\u5bf9\u4e8e\u534e\u4e3a\u4ea4\u6362\u673a\u7f3a\u7701VLAN\u88ab\u79f0\u4e3a\u201cPvid Vlan\u201d\uff0c \u5bf9\u4e8e\u601d\u79d1\u4ea4\u6362\u673a\u7f3a\u7701VLAN\u88ab\u79f0\u4e3a\u201cNative Vlan\u201d<\/span><\/p>\n

\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d\uff1d<\/span>
\n\u7efc\u4e0a\u6240\u8ff0\uff0c\u4ee5\u4e0b\u5217\u4e3e<\/span><\/p>\n

Switch  \u6536\u53d1  Switch\u5bf9\u6807\u8bb0\u7684\u5904\u7406 remark<\/span>
\nAccess (\u63a5\u6536) Tagged = PVID \u4e0d\u63a5\u6536 \u6ce8\uff1a\u90e8\u5206\u9ad8\u7aef\u4ea7\u54c1\u53ef\u80fd\u63a5\u6536\u3002<\/span>
\nAccess (\u63a5\u6536) Tagged \u2260 PVID \u4e0d\u63a5\u6536 \u6ce8\uff1a\u90e8\u5206\u9ad8\u7aef\u4ea7\u54c1\u53ef\u80fd\u63a5\u6536\u3002<\/span>
\nAccess (\u63a5\u6536) Untagged \u63a5\u6536 \u589e\u52a0tag\uff1dPVID \u4ecePC<\/span><\/p>\n

Access (\u53d1\u9001) Tagged = PVID \u8f6c\u53d1 \u5220\u9664tag<\/span>
\nAccess (\u53d1\u9001) Tagged \u2260 PVID \u4e0d\u8f6c\u53d1 \u4e0d\u5904\u7406<\/span>
\nAccess (\u53d1\u9001) Untagged \u65e0\u6b64\u60c5\u51b5 \u65e0\u6b64\u60c5\u51b5 \u65e0\u6b64\u60c5\u51b5<\/span><\/p>\n

Trunk  (\u63a5\u6536) Tagged = PVID \u63a5\u6536 \u4e0d\u4fee\u6539tag<\/span>
\nTrunk  (\u63a5\u6536) Tagged \u2260 PVID \u63a5\u6536 \u4e0d\u4fee\u6539tag<\/span>
\nTrunk  (\u63a5\u6536) Untagged \u63a5\u6536 \u589e\u52a0tag\uff1dPVID<\/span>
\nTrunk  (\u53d1\u9001) Tagged = PVID If Passing then \u8f6c\u53d1 \u5220\u9664tag<\/span>
\nTrunk  (\u53d1\u9001) Tagged \u2260 PVID If Passing then \u8f6c\u53d1 \u4e0d\u4fee\u6539tag<\/span>
\nTrunk  (\u53d1\u9001) Untagged \u65e0\u6b64\u60c5\u51b5 \u65e0\u6b64\u60c5\u51b5 \u65e0\u6b64\u60c5\u51b5\uff08\u6ce8\uff09<\/span><\/p>\n

Hybrid (\u63a5\u6536) Tagged = PVID \u63a5\u6536 \u4e0d\u4fee\u6539tag \u5bf9\u7aef\u662ftrunk<\/span>
\nHybrid (\u63a5\u6536) Tagged \u2260 PVID \u63a5\u6536 \u4e0d\u4fee\u6539tag \u5bf9\u7aef\u662ftrunk<\/span>
\nHybrid (\u63a5\u6536) Untagged \u63a5\u6536 \u589e\u52a0tag\uff1dPVID \u7c7bTrunk<\/span>
\nHybrid (\u53d1\u9001) Tagged = PVID Tag \u548c untag \u4e2d\u5217\u51fa\u7684vlan\u53ef\u4ee5passing \u770bTag\u9879\u548cuntag\u9879<\/span>
\nHybrid (\u53d1\u9001) Tagged \u2260 PVID Tag \u548c untag \u4e2d\u5217\u51fa\u7684vlan\u53ef\u4ee5passing \u770bTag\u9879\u548cuntag\u9879<\/span>
\nHybrid (\u53d1\u9001) Untagged \u65e0\u6b64\u60c5\u51b5 \u65e0\u6b64\u60c5\u51b5 \u65e0\u6b64\u60c5\u51b5\uff08\u6ce8\uff09<\/span><\/p>\n

\u53e6\u5916\u9700\u8981\u6ce8\u610f\u7684\u662f\uff1a<\/span><\/p>\n

\uff081\uff09Trunk\u7aef\u53e3\u4e0d\u80fd\u548cisolate-user-vlan\u540c\u65f6\u914d\u7f6e\uff1bHybrid\u7aef\u53e3\u53ef\u4ee5\u548cisolate-user-vlan\u540c\u65f6\u914d\u7f6e\u3002\u4f46\u5982\u679c\u7f3a\u7701VLAN\u662f\u5728isolate-user-vlan\u4e2d\u5efa\u7acb\u4e86\u6620\u5c04\u7684VLAN\uff0c\u5219\u4e0d\u5141\u8bb8\u4fee\u6539\u7f3a\u7701VLAN ID\uff0c\u53ea\u6709\u5728\u89e3\u9664\u6620\u5c04\u540e\u624d\u80fd\u8fdb\u884c\u4fee\u6539\u3002<\/span><\/p>\n

\uff082\uff09 \u672cHybrid\u7aef\u53e3\u6216Trunk\u7aef\u53e3\u7684\u7f3a\u7701VLAN ID\u548c\u76f8\u8fde\u7684\u5bf9\u7aef\u4ea4\u6362\u673a\u7684Hybrid\u7aef\u53e3\u6216Trunk\u7aef\u53e3\u7684\u7f3a\u7701VLAN ID\u5fc5\u987b\u4e00\u81f4\uff0c\u5426\u5219\u62a5\u6587\u5c06\u4e0d\u80fd\u6b63\u786e\u4f20\u8f93<\/span>
\n<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

\u5bf9VLAN\u8fdb\u884c\u5c01\u88c5\u6709\u4e24\u79cd\u534f\u8bae.\u4e00\u79cd\u662f\u601d\u79d1\u4e13\u6709\u7684\u534f\u8bae,\u53eb\u505aISL. \u53e6\u4e00\u79cd\u662fRFC\u516c\u6709\u7684\u534f\u8bae\u53eb\u505a802.1Q. \u4e24\u79cd\u534f\u8bae\u90fd\u662f\u9488\u5bf9Trunk\u627f\u8f7d\u4e0d\u540cVLAN\u4e3a\u9632\u6b62\u6df7\u4e71\u800c\u4ea7\u751f\u7684.<\/span><\/p>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b.\u4ea4\u6362\u673a\u4e0a\u6240\u6709\u7684\u63a5\u53e3\u90fd\u4f4d\u4e8eVLAN1\u4e0b.\u4e5f\u5c31\u662fnative VLAN. \u4e8b\u5b9e\u4e0a,\u672c\u5730VLAN\u4e2d\u4e0d\u4ec5\u4ec5\u6709\u7740\u63a5\u53e3,\u8fd8\u6709STP\u4fe1\u606f,\u6bd4\u5982BPDU\u6865\u63a5\u534f\u8bae\u6570\u636e\u5355\u5143,VLAN ID\u7684\u4fe1\u606f\u7b49\u7b49\u90fd\u8981\u901a\u8fc7native vlan\u6765\u4f20\u8f93.<\/span><\/p>\n

…<\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[333],"tags":[],"class_list":["post-184","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"\n[\u8f6c]Native VLAN\u7684\u542b\u4e49\u548c\u4f5c\u7528 - Wayne's Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/weizn.net\/?p=184\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[\u8f6c]Native VLAN\u7684\u542b\u4e49\u548c\u4f5c\u7528 - Wayne's Blog\" \/>\n<meta property=\"og:description\" content=\"\u5bf9VLAN\u8fdb\u884c\u5c01\u88c5\u6709\u4e24\u79cd\u534f\u8bae.\u4e00\u79cd\u662f\u601d\u79d1\u4e13\u6709\u7684\u534f\u8bae,\u53eb\u505aISL. \u53e6\u4e00\u79cd\u662fRFC\u516c\u6709\u7684\u534f\u8bae\u53eb\u505a802.1Q. \u4e24\u79cd\u534f\u8bae\u90fd\u662f\u9488\u5bf9Trunk\u627f\u8f7d\u4e0d\u540cVLAN\u4e3a\u9632\u6b62\u6df7\u4e71\u800c\u4ea7\u751f\u7684. \u9ed8\u8ba4\u60c5\u51b5\u4e0b.\u4ea4\u6362\u673a\u4e0a\u6240\u6709\u7684\u63a5\u53e3\u90fd\u4f4d\u4e8eVLAN1\u4e0b.\u4e5f\u5c31\u662fnative VLAN. \u4e8b\u5b9e\u4e0a,\u672c\u5730VLAN\u4e2d\u4e0d\u4ec5\u4ec5\u6709\u7740\u63a5\u53e3,\u8fd8\u6709STP\u4fe1\u606f,\u6bd4\u5982BPDU\u6865\u63a5\u534f\u8bae\u6570\u636e\u5355\u5143,VLAN ID\u7684\u4fe1\u606f\u7b49\u7b49\u90fd\u8981\u901a\u8fc7native vlan\u6765\u4f20\u8f93. ...\" \/>\n<meta property=\"og:url\" content=\"http:\/\/weizn.net\/?p=184\" \/>\n<meta property=\"og:site_name\" content=\"Wayne's Blog\" \/>\n<meta property=\"article:published_time\" content=\"2016-05-16T09:13:00+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"zinan\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/weizn.net\/#website\",\"url\":\"http:\/\/weizn.net\/\",\"name\":\"Wayne's Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"http:\/\/weizn.net\/#\/schema\/person\/e88bc12c590502d8b6249326f960b264\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/weizn.net\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/weizn.net\/?p=184#webpage\",\"url\":\"http:\/\/weizn.net\/?p=184\",\"name\":\"[\\u8f6c]Native VLAN\\u7684\\u542b\\u4e49\\u548c\\u4f5c\\u7528 - 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