\u4ec0\u4e48\u662f\u51c6\u5165\u63a7\u5236\uff1f<\/b><\/p>\n
\u51c6\u5165\u63a7\u5236\uff0c\u662f\u7f51\u7edc\u51c6\u5165\u63a7\u5236\uff08NAC\uff09\u7684\u7b80\u79f0\uff0c\u662f\u6307\u5bf9\u7f51\u7edc\u7684\u8fb9\u754c\u8fdb\u884c\u4fdd\u62a4\uff0c\u5bf9\u63a5\u5165\u7f51\u7edc\u7684\u7ec8\u7aef\u548c\u7ec8\u7aef\u7684\u4f7f\u7528\u4eba\u8fdb\u884c\u5408\u89c4\u6027\u68c0\u67e5\u3002\u5176\u6982\u5ff5\u5305\u542b\u4e24\u4e2a\u4e3b\u8981\u7684\u65b9\u9762\uff0c\u4e00\u662f\u5bf9\u63a5\u5165\u7f51\u7edc\u7684\u7528\u6237\u8fdb\u884c\u8eab\u4efd\u7684\u8ba4\u8bc1\u548c\u5e94\u7528\u7684\u6388\u6743\uff0c\u5373\u7528\u6237\u662f\u5426\u6709\u6743\u9650\u4f7f\u7528\u7f51\u7edc\u3001\u4fe1\u606f\u7b49\u8d44\u6e90\uff1b\u4e8c\u662f\u5bf9\u7ec8\u7aef\u8bbe\u5907\u7684\u5b89\u5168\u72b6\u6001\u8fdb\u884c\u5408\u89c4\u6027\u68c0\u67e5\uff0c\u5373\u7ec8\u7aef\u8bbe\u5907\u662f\u5426\u7b26\u5408\u57fa\u672c\u7684\u5b89\u5168\u7b56\u7565\u8981\u6c42\uff0c\u5305\u62ec\u5bf9\u9632\u75c5\u6bd2\u8bbe\u5907\u3001\u8865\u4e01\u72b6\u6001\u7b49\u8fdb\u884c\u68c0\u67e5\u3002<\/p>\n
\u00a0<\/p>\n
\u4e3a\u4ec0\u4e48\u9700\u8981\u51c6\u5165\u63a7\u5236\uff1f<\/b><\/p>\n
\u00a0<\/b><\/p>\n
\u9996\u5148\uff0c\u51c6\u5165\u63a7\u5236\u80fd\u591f\u4e3a\u5185\u7f51\u5b89\u5168\u5efa\u7acb\u7b2c\u4e00\u9053\u9632\u7ebf\u3002<\/b><\/p>\n
\u8003\u8651\u5230\u75c5\u6bd2\u3001\u6728\u9a6c\u3001\u9ed1\u5ba2\u7b49\u5b89\u5168\u5a01\u80c1\u7684\u5e7f\u6cdb\u5b58\u5728\uff0c\u4ee5\u53ca\u7528\u6237\u5b89\u5168\u610f\u8bc6\u6c34\u5e73\u7684\u53c2\u5dee\u4e0d\u9f50\uff0c\u867d\u7136\u4f01\u4e1a\u5df2\u7ecf\u666e\u904d\u90e8\u7f72\u4e86\u9632\u706b\u5899\u3001\u5165\u4fb5\u68c0\u6d4b\u3001\u6f0f\u6d1e\u626b\u63cf\u7b49\u5404\u9879\u5b89\u5168\u7b56\u7565\uff0c\u7531\u4e8e\u7ec8\u7aef\u8bbe\u5907\u7684\u4e0d\u5b89\u5168\uff0c\u4f01\u4e1a\u7684\u5185\u7f51\u5b89\u5168\u6c34\u5e73\u4ecd\u7136\u5728\u7ec8\u7aef\u9762\u4e34\u7740\u77ed\u677f\u3002\u901a\u8fc7\u51c6\u5165\u63a7\u5236\uff0c\u7ec8\u7aef\u7528\u6237\u5728\u63a5\u5165\u7f51\u7edc\u4e4b\u524d\u9700\u8981\u63a5\u53d7\u4e8b\u524d\u786e\u5b9a\u7684\u8eab\u4efd\u8ba4\u8bc1\u4e0e\u5b89\u5168\u72b6\u6001\u68c0\u67e5\uff0c\u8fd9\u5c31\u6709\u6548\u907f\u514d\u4e86\u4e0d\u7b26\u5408\u57fa\u672c\u5b89\u5168\u7b56\u7565\u7684\u7ec8\u7aef\u63a5\u5165\u5185\u7f51\uff0c\u4e3a\u5185\u7f51\u5b89\u5168\u5efa\u7acb\u4e86\u7b2c\u4e00\u9053\u9632\u7ebf\u3002<\/p>\n
\u00a0<\/p>\n
\u5176\u6b21\uff0c\u51c6\u5165\u63a7\u5236\u80fd\u591f\u4fdd\u8bc1\u5185\u7f51\u5b89\u5168\u7ba1\u7406\u7b56\u7565\u7684\u6709\u6548\u6027\u3002<\/b><\/p>\n
\u76ee\u524d\uff0c\u5305\u62ecIP-guard\u5728\u5185\u7684\u4e3b\u6d41\u5185\u7f51\u5b89\u5168\u7ba1\u7406\u4ea7\u54c1\u666e\u904d\u91c7\u7528\u4e86C\/S\u67b6\u6784\u3002\u4e0e\u7f51\u5173\u578b\u4ea7\u54c1\u76f8\u6bd4\uff0cC\/S\u67b6\u6784\u53ef\u4ee5\u8fbe\u5230\u66f4\u52a0\u4e30\u5bcc\u7684\u7ba1\u7406\u529f\u80fd\uff0c\u4f46\u4e5f\u610f\u5473\u7740\u5fc5\u987b\u5728\u7ec8\u7aef\u4e0a\u5b89\u88c5\u5ba2\u6237\u7aef\u7a0b\u5e8f\u4ee5\u5b9e\u73b0\u7b56\u7565\u7684\u6267\u884c\u3001\u4fe1\u606f\u7684\u6536\u96c6\u7b49\u5404\u9879\u5185\u7f51\u5b89\u5168\u7ba1\u7406\u529f\u80fd\u3002\u5728\u73b0\u5b9e\u7684IT\u7ba1\u7406\u4e2d\uff0c\u5728\u7ec8\u7aef\u5b89\u88c5\u5ba2\u6237\u7aef\u7a0b\u5e8f\uff0c\u4e00\u65b9\u9762\u5bb9\u6613\u8ba9\u7528\u6237\u4ea7\u751f\u201c\u88ab\u76d1\u63a7\u201d\u7684\u611f\u89c9\uff0c\u4ece\u800c\u4f7f\u5f97\u7528\u6237\u5bb9\u6613\u4ea7\u751f\u62b5\u89e6\u60c5\u7eea\uff0c\u7279\u522b\u662f\u5728IT\u7ba1\u7406\u4e0d\u591f\u5f3a\u52bf\u7684\u7ec4\u7ec7\u4e2d\u5c24\u5176\u5982\u6b64\uff1b\u53e6\u4e00\u65b9\u9762\uff0c\u867d\u7136\u5305\u62ecIP-guard\u5728\u5185\u7684\u4ea7\u54c1\u90fd\u91c7\u7528\u4e86\u4e25\u5bc6\u7684\u81ea\u6211\u4fdd\u62a4\u673a\u5236\u5bf9\u5ba2\u6237\u7aef\u8fdb\u884c\u4fdd\u62a4\uff0c\u4f01\u4e1a\u5185\u90e8\u8fd8\u662f\u5b58\u5728\u4e00\u4e9b\u52c7\u4e8e\u201c\u6311\u6218\u201dIT\u7ba1\u7406\u7b56\u7565\u7684\u7528\u6237\uff0c\u901a\u8fc7\u5404\u79cd\u624b\u6bb5\u627e\u51fa\u5ba2\u6237\u7aef\u7684\u6f0f\u6d1e\uff0c\u7834\u574f\u751a\u81f3\u5220\u9664\u5ba2\u6237\u7aef\uff0c\u4ee5\u8fbe\u5230\u7ed5\u8fc7IT\u7ba1\u7406\u7b56\u7565\u7684\u76ee\u7684\u3002<\/p>\n
\u00a0<\/p>\n
\u800c\u51c6\u5165\u63a7\u5236\u7684\u5b58\u5728\uff0c\u80fd\u591f\u4f7f\u5f97\u7528\u6237\u6240\u80fd\u4f7f\u7528\u7684\u8d44\u6e90\u3001\u7528\u6237\u7684\u7ec8\u7aef\u5b89\u5168\u72b6\u6001\u4e0e\u5ba2\u6237\u7aef\u80fd\u591f\u8054\u52a8\u3002\u7531\u4e8e\u5728\u63a5\u5165\u7f51\u7edc\u4f7f\u7528\u5404\u79cdIT\u8d44\u6e90\u524d\u5fc5\u987b\u901a\u8fc7\u51c6\u5165\u63a7\u5236\u7cfb\u7edf\u7684\u68c0\u67e5\u4e0e\u8ba4\u8bc1\uff0c\u51c6\u5165\u63a7\u5236\u6709\u6548\u675c\u7edd\u4e86\u7528\u6237\u6076\u610f\u7ed5\u8fc7\u5ba2\u6237\u7aef\u7684\u884c\u4e3a\u3002<\/p>\n
\u00a0<\/p>\n
\u6700\u540e\uff0c\u51c6\u5165\u63a7\u5236\u80fd\u591f\u8ba9\u5916\u6765\u8bbf\u95ee\u3001\u8fdc\u7a0b\u8bbf\u95ee\u7b49\u884c\u4e3a\u66f4\u52a0\u89c4\u8303\u548c\u5b89\u5168\u3002<\/b><\/p>\n
\u7531\u4e8eC\/S\u67b6\u6784\u7684\u56fa\u6709\u7279\u70b9\uff0c\u5229\u7528\u5ba2\u6237\u7aef\u8fdb\u884c\u8bbf\u95ee\u63a7\u5236\u6709\u4e00\u5b9a\u7684\u5c40\u9650\u6027\uff0c\u7279\u522b\u53cd\u6620\u5728\u975e\u4f01\u4e1a\u5185\u90e8\u4eba\u5458\u6216\u4e34\u65f6\u8bbf\u95ee\u7b49\u7279\u6b8a\u60c5\u51b5\u4e0b\u3002\u4f8b\u5982\uff0c\u4f01\u4e1a\u7684\u5916\u90e8\u5408\u4f5c\u4f19\u4f34\u56e0\u4e3a\u5de5\u4f5c\u9700\u8981\u8981\u6c42\u5c06\u7b14\u8bb0\u672c\u4e34\u65f6\u63a5\u5165\u4f01\u4e1a\u7f51\u7edc\uff0c\u51fa\u4e8e\u5b89\u5168\u7684\u76ee\u7684\u9700\u8981\u5bf9\u5176\u8fdb\u884c\u8bbf\u95ee\u63a7\u5236\uff0c\u4f46\u53c8\u4e0d\u4fbf\u4e8e\u4e3a\u5176\u5b89\u88c5\u5ba2\u6237\u7aef\u7a0b\u5e8f\uff0c\u8fd9\u65f6\uff0c\u51c6\u5165\u63a7\u5236\u7684\u5b58\u5728\u5c31\u53ef\u4ee5\u65b9\u4fbf\u7684\u7ba1\u7406\u6b64\u7c7b\u5916\u6765\u6216\u4e34\u65f6\u7528\u6237\u7684\u7f51\u7edc\u63a5\u5165\uff0c\u5c06\u5176\u4e0e\u5185\u7f51\u7684\u6838\u5fc3\u8d44\u6e90\u8fdb\u884c\u6709\u6548\u7684\u9694\u79bb\uff0c\u9632\u8303\u6cc4\u5bc6\u98ce\u9669\u7684\u540c\u65f6\u53c8\u4e0d\u5f71\u54cd\u5176\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n
\u00a0<\/p>\n
IP-guard<\/b>\u672a\u6765\u4f1a\u5e94\u7528\u54ea\u4e9b\u51c6\u5165\u63a7\u5236\u6280\u672f\uff1f<\/b><\/p>\n
IP-guard\u4ece\u6574\u4f53\u5185\u7f51\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u51fa\u53d1\uff0c\u4ece\u4e00\u5f00\u59cb\u5c31\u5c06\u7f51\u7edc\u51c6\u5165\u529f\u80fd\u52a0\u5165\u4e86\u4ea7\u54c1\u4e2d\uff0c\u5e76\u4e0d\u65ad\u7814\u7a76\u5c1d\u8bd5\u5c06\u6700\u65b0\u7684\u4f18\u79c0\u6280\u672f\u6574\u5408\u5230\u4ea7\u54c1\u4e2d\u3002\u968f\u7740\u5185\u7f51\u5b89\u5168\u9886\u57df\u7684\u4e0d\u65ad\u53d1\u5c55\uff0cIP-guard\u6b63\u5728\u5f15\u5165\u66f4\u591a\u6210\u719f\u7684\u51c6\u5165\u63a7\u5236\u673a\u5236\uff0c\u5305\u62ecEAPOL\u3001EAPOU\u4ee5\u53ca\u57fa\u4e8e\u7f51\u7edcPlug-in\u7684\u51c6\u5165\u63a7\u5236\u3002<\/p>\n
\u00a0<\/p>\n
EAPOL<\/b><\/p>\n
EAPOL\u662fEAP over LAN\u7684\u7f29\u5199\uff0c\u662f\u76ee\u524d\u5e7f\u6cdb\u5e94\u7528\u7684\u51c6\u5165\u63a7\u5236\u6807\u51c6\u4e4b\u4e00\uff0c\u4e3b\u8981\u5e94\u7528\u4e86802.1x\u534f\u8bae\uff0c\u6709\u7740\u6700\u4e3a\u5e7f\u6cdb\u7684\u5382\u5546\u8bbe\u5907\u652f\u6301\u3002<\/p>\n
\u00a0<\/p>\n
\u4f5c\u4e3a\u5de5\u4f5c\u5728\u4ece\u7ec8\u7aef\u5230\u5e95\u5c42\u63a5\u5165\u8bbe\u5907\u5373\u63a5\u5165\u5c42\u4ea4\u6362\u673a\u4e0a\u7684\u6280\u672f\uff0cEAPOL\u540c\u65f6\u53ef\u4ee5\u7528\u4e8e\u9a8c\u8bc1\u8eab\u4efd\u8ba4\u8bc1\u548c\u5b89\u5168\u8ba4\u8bc1\u7684\u95ee\u9898\uff0c\u6839\u636e\u8ba4\u8bc1\u72b6\u6001\u3002\u53ef\u4ee5\u8bbe\u7f6e\u7aef\u53e3\u72b6\u6001\uff0c\u52a8\u6001\u5207\u6362VLAN\uff0c\u6216\u8005\u4e0b\u8f7dACL\u5217\u8868\uff0c\u4ee5\u8fbe\u5230\u8bbf\u95ee\u63a7\u5236\u7684\u76ee\u7684\u3002<\/p>\n
\u00a0<\/p>\n
\u7531\u4e8e\u5de5\u4f5c\u5728\u7f51\u7edc\u7684\u63a5\u5165\u5c42\uff0cEAPOL\u76f4\u63a5\u51b3\u5b9a\u7740\u7ec8\u7aef\u7535\u8111\u53ef\u4ee5\u8bbf\u95ee\u7684\u7f51\u7edc\u8d44\u6e90\uff0c\u56e0\u6b64\u4e00\u65e6\u7ec8\u7aef\u8bbe\u5907\u7684\u8eab\u4efd\u8ba4\u8bc1\u6216\u5b89\u5168\u72b6\u6001\u4e0d\u7b26\u5408\u5b89\u5168\u7b56\u7565\uff0c\u53ef\u4ee5\u5b8c\u5168\u7981\u6b62\u5176\u7f51\u7edc\u63a5\u5165\uff0c\u5bf9\u4e8e\u7ec8\u7aef\u7684\u63a7\u5236\u80fd\u529b\u4e5f\u6700\u4e3a\u5f3a\u5927\uff1b\u53e6\u4e00\u65b9\u9762\uff0c\u7531\u4e8e\u5404\u7f51\u7edc\u8bbe\u5907\u5382\u5546\u666e\u904d\u5bf9EAPOL\u7684\u9644\u52a0\u529f\u80fd\u8fdb\u884c\u4e86\u6269\u5c55\uff0c\u4e0d\u540c\u54c1\u724c\u7684\u7f51\u7edc\u8bbe\u5907\uff0c\u5176\u9644\u52a0\u529f\u80fd\u90fd\u5404\u6709\u4e0d\u540c\uff0c\u5b9e\u9645\u90e8\u7f72\u65f6\u9700\u8981\u6839\u636e\u8bbe\u5907\u7684\u4e0d\u540c\u5206\u522b\u914d\u7f6e\uff0c\u6709\u8f83\u5927\u7684\u96be\u5ea6\u3002\u6700\u540e\uff0c\u4e00\u4e9b\u8001\u578b\u53f7\u7684\u4ea4\u6362\u673a\u6216HUB\u53ef\u80fd\u4e0d\u517c\u5bb9802.1x\u534f\u8bae\uff0c\u9700\u8981\u52a0\u4ee5\u66ff\u6362\uff0c\u8fd9\u5c31\u4e3a\u4f01\u4e1a\u7684IT\u6295\u8d44\u63d0\u51fa\u4e86\u6311\u6218\u3002<\/p>\n
\u00a0<\/p>\n
\u76ee\u524d\uff0c\u5b9e\u73b0EAPOL\u7684\u51c6\u5165\u63a7\u5236\u529f\u80fd\u6709Cisco\u7684NAC\u3001H3C\u7684EAD\u7b49\uff0cIP-guard\u4e5f\u5df2\u7ecf\u5728\u65e2\u6709\u529f\u80fd\u4e2d\u6574\u5408\u4e86EAPOL\u7684\u90e8\u5206\u529f\u80fd\uff0c\u5b9e\u73b0\u4e86\u7b2c\u4e00\u9636\u6bb5\u7684\u51c6\u5165\u63a7\u5236\uff0c\u4e0d\u4e45\u7684\u5c06\u6765\u53ef\u4ee5\u6295\u5165\u5b9e\u9645\u5e94\u7528\u4e2d\u3002<\/p>\n
\u00a0<\/p>\n
EAPOU<\/b><\/p>\n
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\u00a0<\/p>\n
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