{"id":13009,"date":"2023-11-16T09:33:48","date_gmt":"2023-11-16T01:33:48","guid":{"rendered":"https:\/\/www.lwops.cn\/?p=13009"},"modified":"2023-11-16T09:33:49","modified_gmt":"2023-11-16T01:33:49","slug":"%e7%bd%91%e7%bb%9c%e8%ae%be%e5%a4%87snmpv3%e9%85%8d%e7%bd%ae%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.lwops.cn\/index.php\/interflow\/technology\/13009","title":{"rendered":"\u7f51\u7edc\u8bbe\u5907SNMPv3\u914d\u7f6e\u6559\u7a0b"},"content":{"rendered":"\n
SNMPv3\u662fSimple Network Management Protocol version 3\uff08\u7b80\u5355\u7f51\u7edc\u7ba1\u7406\u534f\u8bae\u7b2c\u4e09\u7248\uff09\u7684\u7f29\u5199\u3002\u5b83\u662f\u4e00\u79cd\u7f51\u7edc\u7ba1\u7406\u534f\u8bae\uff0c\u7528\u4e8e\u76d1\u63a7\u548c\u7ba1\u7406\u7f51\u7edc\u4e2d\u7684\u8bbe\u5907\u3001\u7cfb\u7edf\u548c\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n
\u76f8\u5bf9\u4e8e\u4e4b\u524d\u7684\u7248\u672c\uff0cSNMPv3\u5177\u6709\u66f4\u5f3a\u7684\u5b89\u5168\u6027\u548c\u6269\u5c55\u6027\u3002\u5b83\u63d0\u4f9b\u4e86\u8eab\u4efd\u9a8c\u8bc1\u3001\u52a0\u5bc6\u548c\u8bbf\u95ee\u63a7\u5236\u7b49\u673a\u5236\uff0c\u4ee5\u786e\u4fdd\u7ba1\u7406\u4fe1\u606f\u7684\u4fdd\u5bc6\u6027\u3001\u5b8c\u6574\u6027\u548c\u53ef\u7528\u6027\u3002SNMPv3\u4f7f\u7528\u57fa\u4e8e\u7528\u6237\u540d\u548c\u5bc6\u7801\u7684\u8eab\u4efd\u9a8c\u8bc1\uff0c\u53ef\u4ee5\u9632\u6b62\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u548c\u7be1\u6539\u3002\u5b83\u8fd8\u652f\u6301\u6570\u636e\u5305\u7684\u52a0\u5bc6\uff0c\u4ee5\u4fdd\u62a4\u4f20\u8f93\u7684\u4fe1\u606f\u514d\u53d7\u7a83\u542c\u548c\u4fee\u6539\u3002\u6b64\u5916\uff0cSNMPv3\u5f15\u5165\u4e86\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08Access Control List\uff09\uff0c\u5141\u8bb8\u7ba1\u7406\u5458\u6839\u636e\u9700\u8981\u63a7\u5236\u5bf9\u7ba1\u7406\u4fe1\u606f\u7684\u8bbf\u95ee\u6743\u9650\u3002\u5b83\u8fd8\u652f\u6301\u66f4\u590d\u6742\u7684\u7ba1\u7406\u6a21\u578b\uff0c\u5982\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\u548c\u57fa\u4e8e\u89c6\u56fe\u7684\u8bbf\u95ee\u63a7\u5236\uff08VACM\uff09\uff0c\u4f7f\u7f51\u7edc\u7ba1\u7406\u66f4\u52a0\u7075\u6d3b\u548c\u7cbe\u7ec6\u5316\u3002\u4e3b\u8981\u7279\u70b9\u5305\u62ec:<\/strong><\/p>\n\n\n\n SNMPv3\u652f\u6301\u6570\u636e\u5305\u52a0\u5bc6,\u53ef\u4ee5\u9009\u62e9AES\u548cDES\u52a0\u5bc6\u7b97\u6cd5,\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n SNMPv3\u63d0\u4f9b\u4e86\u8eab\u4efd\u9a8c\u8bc1(Authentication)\u548c\u9690\u79c1(Privacy)\u4e24\u79cd\u5b89\u5168\u673a\u5236\u3002<\/p>\n\n\n\n 1)\u8eab\u4efd\u9a8c\u8bc1\u7c7b\u578b<\/strong><\/p>\n\n\n\n \u8eab\u4efd\u9a8c\u8bc1\u7528\u4e8e\u9a8c\u8bc1SNMP\u8bf7\u6c42\u65b9\u7684\u8eab\u4efd\uff0c\u9632\u6b62\u8eab\u4efd\u88ab\u4f2a\u9020\u3002SNMPv3\u652f\u6301\u4ee5\u4e0b\u4e24\u79cd\u8eab\u4efd\u9a8c\u8bc1\u7c7b\u578b:<\/p>\n\n\n\n MD5 – \u4f7f\u7528MD5\u54c8\u5e0c\u7b97\u6cd5\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1<\/p>\n\n\n\n SHA – \u4f7f\u7528SHA\u54c8\u5e0c\u7b97\u6cd5\u8fdb\u884c\u66f4\u5b89\u5168\u7684\u8eab\u4efd\u9a8c\u8bc1<\/p>\n\n\n\n 2)\u9690\u79c1\u7c7b\u578b<\/strong><\/p>\n\n\n\n \u9690\u79c1\u7c7b\u578b\u51b3\u5b9a\u4e86\u662f\u5426\u5e76\u4e14\u5982\u4f55\u5bf9SNMP\u6d88\u606f\u8fdb\u884c\u52a0\u5bc6,\u4ece\u800c\u9632\u6b62\u6d88\u606f\u88ab\u7a83\u542c\u3002\u652f\u6301\u4ee5\u4e0b\u9690\u79c1\u7c7b\u578b:<\/p>\n\n\n\n DES – \u4f7f\u7528DES\u7b97\u6cd5\u5bf9SNMP\u6d88\u606f\u8fdb\u884c\u52a0\u5bc6<\/p>\n\n\n\n AES – \u4f7f\u7528AES\u7b97\u6cd5\u5bf9SNMP\u6d88\u606f\u8fdb\u884c\u66f4\u5b89\u5168\u7684\u52a0\u5bc6<\/p>\n\n\n\n None – \u4e0d\u8fdb\u884c\u52a0\u5bc6<\/p>\n\n\n\n \u901a\u8fc7\u914d\u7f6eSNMPv3\u7528\u6237\u4f7f\u7528\u4e0d\u540c\u5b89\u5168\u7ea7\u522b\u7684\u8eab\u4efd\u9a8c\u8bc1\u548c\u9690\u79c1\u7c7b\u578b\u7ec4\u5408,\u53ef\u4ee5\u83b7\u5f97\u4e0d\u540c\u5f3a\u5ea6\u7684\u5b89\u5168\u9632\u62a4\u3002<\/p>\n\n\n\n \u4e00\u822c\u63a8\u8350\u4f7f\u7528SHA\u8eab\u4efd\u9a8c\u8bc1\u548cAES\u9690\u79c1\u7c7b\u578b\u7ec4\u5408,\u6765\u83b7\u5f97\u8f83\u9ad8\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n \u8eab\u4efd\u9a8c\u8bc1\u9632\u6b62\u6b3a\u9a97,\u9690\u79c1\u7c7b\u578b\u63d0\u4f9b\u4fdd\u5bc6\u6027\u3002\u4e24\u8005\u5171\u540c\u4f7f\u7528\u53ef\u4ee5\u5efa\u7acb\u5b89\u5168\u53ef\u9760\u7684SNMPv3\u7ba1\u7406\u3002<\/p>\n\n\n\n \u53ef\u4ee5\u8bbe\u7f6e\u4e0d\u540c\u5b89\u5168\u7ea7\u522b\u7684\u8bbf\u95ee\u63a7\u5236\u6a21\u578b,\u5b9e\u73b0\u8bbf\u95ee\u6743\u9650\u63a7\u5236\u3002<\/p>\n\n\n\n \u901a\u8fc7\u8ba4\u8bc1\u673a\u5236\u9a8c\u8bc1\u6d88\u606f\u6ca1\u6709\u88ab\u7be1\u6539\u3002<\/p>\n\n\n\n \u6bcf\u4e2aSNMPv3\u6570\u636e\u5305\u90fd\u5e26\u6709\u552f\u4e00ID,\u53ef\u4ee5\u9632\u6b62\u91cd\u653e\u653b\u51fb\u3002<\/p>\n\n\n\n \u7ba1\u7406\u7ad9\u548c\u4ee3\u7406\u53ef\u4ee5\u534f\u5546\u4f7f\u7528\u6700\u9ad8\u5b89\u5168\u7ea7\u522b\u3002<\/p>\n\n\n\n \u53ef\u4ee5\u65b9\u4fbf\u5730\u5f15\u5165\u65b0\u7684\u5b89\u5168\u6a21\u578b\u548c\u52a0\u5bc6\u534f\u8bae\u3002<\/p>\n\n\n\n SNMPv3\u7cfb\u7edf\u91c7\u7528\u5ba2\u6237\u673a\/\u670d\u52a1\u5668\u6a21\u5f0f\uff1a<\/p>\n\n\n<\/h4>\n\n\n\n
1.\u52a0\u5bc6\u4f20\u8f93<\/h4>\n\n\n\n
2.\u5f3a\u8ba4\u8bc1\u673a\u5236<\/h4>\n\n\n\n
3.\u8bbf\u95ee\u63a7\u5236<\/h4>\n\n\n\n
4.\u4fdd\u8bc1\u6570\u636e\u5b8c\u6574\u6027<\/h4>\n\n\n\n
5.\u91cd\u64ad\u653b\u51fb\u9632\u62a4<\/h4>\n\n\n\n
6.\u81ea\u52a8\u534f\u5546\u673a\u5236<\/h4>\n\n\n\n
7.\u6269\u5c55\u6027<\/h4>\n\n\n\n
\u4e8c\u3001SNMPv3\u7cfb\u7edf\u7684\u57fa\u672c\u7ed3\u6784<\/h2>\n\n\n\n