{"id":6,"date":"2026-09-14T16:07:01","date_gmt":"2026-09-14T08:07:01","guid":{"rendered":"https:\/\/xmhweb.cn\/?p=6"},"modified":"2026-09-14T16:07:01","modified_gmt":"2026-09-14T08:07:01","slug":"snmp-%e5%8d%8f%e8%ae%ae","status":"publish","type":"post","link":"https:\/\/xmhweb.cn\/?p=6","title":{"rendered":"SNMP \u534f\u8bae"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u524d\u8a00<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7bc7\u7b14\u8bb0\u7528\u4e8e\u8bb0\u5f55\u4e3b\u6d41\u7f51\u7edc\u8bbe\u5907\u4e0a SNMP \u534f\u8bae\u7684\u57fa\u7840\u914d\u7f6e\u547d\u4ee4\uff0c\u8986\u76d6\u534e\u4e3a\u3001\u534e\u4e09\u3001\u601d\u79d1\u4e09\u7c7b\u5e38\u89c1\u8bbe\u5907\uff0c\u5e76\u5206\u522b\u6574\u7406 SNMP v2c \u548c SNMP v3 \u7684\u5178\u578b\u914d\u7f6e\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP \u5e38\u7528\u4e8e\u7f51\u7ba1\u5e73\u53f0\u91c7\u96c6\u8bbe\u5907 CPU\u3001\u5185\u5b58\u3001\u63a5\u53e3\u6d41\u91cf\u3001\u94fe\u8def\u72b6\u6001\u3001\u544a\u8b66 Trap \u7b49\u4fe1\u606f\u3002\u5b9e\u9645\u751f\u4ea7\u73af\u5883\u4e2d\uff0cSNMP v2c \u4ecd\u7136\u5e38\u89c1\uff0c\u4f46\u5b83\u4e3b\u8981\u4f9d\u8d56 community \u5b57\u7b26\u4e32\uff0c\u5b89\u5168\u6027\u8f83\u5f31\uff1bSNMP v3 \u652f\u6301\u8ba4\u8bc1\u548c\u52a0\u5bc6\uff0c\u66f4\u9002\u5408\u65b0\u5efa\u6216\u5b89\u5168\u8981\u6c42\u8f83\u9ad8\u7684\u7f51\u7edc\u73af\u5883\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u540c\u8bbe\u5907\u578b\u53f7\u3001\u7cfb\u7edf\u7248\u672c\u548c\u547d\u4ee4\u89c6\u56fe\u53ef\u80fd\u7565\u6709\u5dee\u5f02\uff0c\u4ee5\u4e0b\u547d\u4ee4\u9002\u5408\u4f5c\u4e3a\u914d\u7f6e\u601d\u8def\u548c\u5e38\u7528\u6a21\u677f\uff0c\u843d\u5730\u524d\u5e94\u7ed3\u5408\u8bbe\u5907\u7248\u672c\u624b\u518c\u786e\u8ba4\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e3b\u4f53<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001SNMP \u57fa\u7840\u6982\u5ff5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. SNMP v2c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP v2c \u4f7f\u7528 community \u4f5c\u4e3a\u8bbf\u95ee\u51ed\u636e\u3002\u5e38\u89c1\u914d\u7f6e\u91cd\u70b9\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5f00\u542f SNMP Agent\u3002<\/li>\n\n\n\n<li>\u6307\u5b9a SNMP \u7248\u672c\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e\u53ea\u8bfb community\u3002<\/li>\n\n\n\n<li>\u9650\u5236\u7f51\u7ba1\u670d\u52a1\u5668\u6e90\u5730\u5740\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e Trap \u76ee\u7684\u5730\u5740\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u9002\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5185\u7f51\u76d1\u63a7\u3002<\/li>\n\n\n\n<li>\u65e7\u7f51\u7ba1\u5e73\u53f0\u517c\u5bb9\u3002<\/li>\n\n\n\n<li>\u5b89\u5168\u8fb9\u754c\u8f83\u660e\u786e\u7684\u7ba1\u7406\u7f51\u7edc\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. SNMP v3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP v3 \u652f\u6301\u7528\u6237\u540d\u3001\u8ba4\u8bc1\u548c\u52a0\u5bc6\uff0c\u5e38\u89c1\u5b89\u5168\u7ea7\u522b\u5305\u62ec\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5b89\u5168\u7ea7\u522b<\/th><th>\u542b\u4e49<\/th><\/tr><\/thead><tbody><tr><td>noAuthNoPriv<\/td><td>\u4e0d\u8ba4\u8bc1\uff0c\u4e0d\u52a0\u5bc6<\/td><\/tr><tr><td>authNoPriv<\/td><td>\u8ba4\u8bc1\uff0c\u4e0d\u52a0\u5bc6<\/td><\/tr><tr><td>authPriv<\/td><td>\u8ba4\u8bc1\u5e76\u52a0\u5bc6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u4f18\u5148\u4f7f\u7528 <code>authPriv<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u9002\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b0\u5efa\u7f51\u7ba1\u7cfb\u7edf\u3002<\/li>\n\n\n\n<li>\u8de8\u533a\u57df\u7ba1\u7406\u7f51\u7edc\u3002<\/li>\n\n\n\n<li>\u7b49\u4fdd\u3001\u5b89\u5168\u5ba1\u8ba1\u6216\u5408\u89c4\u8981\u6c42\u8f83\u9ad8\u7684\u73af\u5883\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3.SNMP Trap \u7684\u4f5c\u7528<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP Trap \u662f\u4e00\u79cd\u7531\u8bbe\u5907\u4e3b\u52a8\u53d1\u9001\u7684\u544a\u8b66\u673a\u5236\u3002\u5f53\u8bbe\u5907\u53d1\u751f\u7279\u5b9a\u4e8b\u4ef6\u65f6\uff08\u5982\u7aef\u53e3\u65ad\u5f00\u3001\u7535\u6e90\u6545\u969c\u3001\u98ce\u6247\u5f02\u5e38\u3001\u5806\u53e0\u6545\u969c\u7b49\uff09\uff0c\u8bbe\u5907\u4f1a\u7acb\u5373\u5411\u76d1\u63a7\u5e73\u53f0\u53d1\u9001\u544a\u8b66\u4fe1\u606f\uff0c\u800c\u65e0\u9700\u7b49\u5f85\u76d1\u63a7\u7cfb\u7edf\u8f6e\u8be2\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">SNMP Polling \u4e0e SNMP Trap \u7684\u533a\u522b<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u65b9\u5f0f<\/th><th>\u5de5\u4f5c\u539f\u7406<\/th><th>\u4f18\u70b9<\/th><th>\u7f3a\u70b9<\/th><\/tr><\/thead><tbody><tr><td>SNMP Polling\uff08\u8f6e\u8be2\uff09<\/td><td>\u76d1\u63a7\u5e73\u53f0\u5b9a\u65f6\u5411\u8bbe\u5907\u67e5\u8be2\u6570\u636e<\/td><td>\u53ef\u83b7\u53d6\u8be6\u7ec6\u6027\u80fd\u6570\u636e<\/td><td>\u6545\u969c\u53d1\u73b0\u5b58\u5728\u5ef6\u8fdf<\/td><\/tr><tr><td>SNMP Trap\uff08\u4e3b\u52a8\u544a\u8b66\uff09<\/td><td>\u8bbe\u5907\u4e3b\u52a8\u4e0a\u62a5\u544a\u8b66\u4e8b\u4ef6<\/td><td>\u5b9e\u65f6\u6027\u9ad8<\/td><td>\u65e0\u6cd5\u66ff\u4ee3\u6027\u80fd\u76d1\u63a7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\u5e38\u89c1 Trap \u544a\u8b66\u7c7b\u578b<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63a5\u53e3 Up\/Down\uff08\u94fe\u8def\u4e2d\u65ad\u3001\u6062\u590d\uff09<\/li>\n\n\n\n<li>\u7535\u6e90\u6545\u969c<\/li>\n\n\n\n<li>\u98ce\u6247\u6545\u969c<\/li>\n\n\n\n<li>CPU\/\u5185\u5b58\u5f02\u5e38<\/li>\n\n\n\n<li>\u8bbe\u5907\u91cd\u542f<\/li>\n\n\n\n<li>\u5806\u53e0\u6216 CSS \u6545\u969c<\/li>\n\n\n\n<li>AP \u79bb\u7ebf\uff08\u65e0\u7ebf\u7f51\u7edc\uff09<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u751f\u4ea7\u73af\u5883\u5efa\u8bae<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5efa\u8bae\u540c\u65f6\u4f7f\u7528 SNMP Polling \u548c SNMP Trap\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Polling \u7528\u4e8e\u91c7\u96c6 CPU\u3001\u5185\u5b58\u3001\u6d41\u91cf\u7b49\u8fd0\u884c\u6307\u6807\uff1b<\/li>\n\n\n\n<li>Trap \u7528\u4e8e\u5b9e\u65f6\u53d1\u73b0\u94fe\u8def\u4e2d\u65ad\u3001\u8bbe\u5907\u6545\u969c\u7b49\u5f02\u5e38\u4e8b\u4ef6\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u8005\u7ed3\u5408\u53ef\u4ee5\u517c\u987e\u76d1\u63a7\u6570\u636e\u5b8c\u6574\u6027\u548c\u544a\u8b66\u5b9e\u65f6\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u534e\u4e3a VRP \u8bbe\u5907\u914d\u7f6e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u534e\u4e3a SNMP v2c \u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>system-view\nsnmp-agent\nsnmp-agent sys-info version v2c\nsnmp-agent community read cipher xmh@123\nsnmp-agent target-host trap address udp-domain 10.10.182.16 params securityname cipher xmh@123 v2c\nsnmp-agent trap enable\nsnmp-agent protocol source-status all-interface\nquit\nsave<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9700\u8981\u9650\u5236\u7f51\u7ba1\u6e90\u5730\u5740\uff0c\u5efa\u8bae\u7ed3\u5408 ACL\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>acl number 2000\nrule permit source 10.10.182.16 0\nquit\nsnmp-agent community read cipher xmh@123 acl 2000<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u534e\u4e3a SNMP v3 \u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>system-view\nsnmp-agent\nsnmp-agent sys-info version v3\nsnmp-agent mib-view include  View_ALL iso\nsnmp-agent group v3 snmpv3group privacy  write-view View_ALL notify-view View_ALL\nsnmp-agent usm-user v3 snmpv3user group snmpv3group\nsnmp-agent usm-user v3 snmpv3user authentication-mode sha2-256\nxmh@123\nxmh@123\nsnmp-agent usm-user v3 snmpv3user privacy-mode aes128\nxmh@123\nxmh@123\nsnmp-agent target-host trap address udp-domain 10.10.182.16 params securityname snmpv3user v3\nsnmp-agent trap enable\nsnmp-agent protocol source-interface all\nquit\nsave<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u534e\u4e3a\u5e38\u7528\u67e5\u770b\u547d\u4ee4<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>display snmp-agent sys-info version\ndisplay snmp-agent community\ndisplay snmp-agent usm-user\ndisplay snmp-agent group\ndisplay current-configuration | include snmp-agent<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u534e\u4e09 H3C Comware \u8bbe\u5907\u914d\u7f6e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u534e\u4e09 SNMP v2c \u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>system-view\nsnmp-agent\nsnmp-agent sys-info version v2c\nsnmp-agent community read simple NmsRead@123\nsnmp-agent target-host trap address udp-domain 192.168.10.100 params securityname NmsRead@123 v2c\nsnmp-agent trap enable\nsave force<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9700\u8981\u9650\u5236\u7f51\u7ba1\u6e90\u5730\u5740\uff0c\u53ef\u4ee5\u7ed3\u5408 ACL\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>acl basic 2000\nrule permit source 192.168.10.100 0\nquit\nsnmp-agent community read simple NmsRead@123 acl 2000<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u534e\u4e09 SNMP v3 \u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>system-view\nsnmp-agent\nsnmp-agent sys-info version v3\nsnmp-agent group v3 NMS-GROUP privacy\nsnmp-agent usm-user v3 nms-user NMS-GROUP authentication-mode sha Auth@12345 privacy-mode aes128 Priv@12345\nsnmp-agent target-host trap address udp-domain 192.168.10.100 params securityname nms-user v3 privacy\nsnmp-agent trap enable\nsave force<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u534e\u4e09\u5e38\u7528\u67e5\u770b\u547d\u4ee4<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>display snmp-agent sys-info version\ndisplay snmp-agent community\ndisplay snmp-agent usm-user\ndisplay snmp-agent group\ndisplay current-configuration | include snmp-agent<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u601d\u79d1 Cisco IOS\/IOS XE \u8bbe\u5907\u914d\u7f6e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u601d\u79d1 SNMP v2c \u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>configure terminal\nsnmp-server community NmsRead@123 RO\nsnmp-server enable traps\nsnmp-server host 192.168.10.100 version 2c NmsRead@123\nend\nwrite memory<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5efa\u8bae\u4f7f\u7528 ACL \u9650\u5236\u7f51\u7ba1\u6e90\u5730\u5740\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>configure terminal\nip access-list standard SNMP-NMS\npermit 192.168.10.100\nexit\nsnmp-server community NmsRead@123 RO SNMP-NMS\nend\nwrite memory<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u601d\u79d1 SNMP v3 \u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>configure terminal\nsnmp-server group NMS-GROUP v3 priv\nsnmp-server user nms-user NMS-GROUP v3 auth sha Auth@12345 priv aes 128 Priv@12345\nsnmp-server enable traps\nsnmp-server host 192.168.10.100 version 3 priv nms-user\nend\nwrite memory<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u601d\u79d1\u5e38\u7528\u67e5\u770b\u547d\u4ee4<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>show snmp\nshow snmp user\nshow snmp group\nshow running-config | include snmp-server\nshow access-lists<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u4e09\u7c7b\u8bbe\u5907\u547d\u4ee4\u5bf9\u6bd4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. SNMP v2c \u6838\u5fc3\u5dee\u5f02<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5382\u5546<\/th><th>\u5f00\u542f SNMP<\/th><th>\u8bbe\u7f6e\u7248\u672c<\/th><th>\u53ea\u8bfb\u51ed\u636e<\/th><th>Trap \u4e3b\u673a<\/th><\/tr><\/thead><tbody><tr><td>\u534e\u4e3a<\/td><td><code>snmp-agent<\/code><\/td><td><code>snmp-agent sys-info version v2c<\/code><\/td><td><code>snmp-agent community read cipher<\/code><\/td><td><code>snmp-agent target-host trap address udp-domain<\/code><\/td><\/tr><tr><td>\u534e\u4e09<\/td><td><code>snmp-agent<\/code><\/td><td><code>snmp-agent sys-info version v2c<\/code><\/td><td><code>snmp-agent community read simple<\/code><\/td><td><code>snmp-agent target-host trap address udp-domain<\/code><\/td><\/tr><tr><td>\u601d\u79d1<\/td><td>\u9ed8\u8ba4\u901a\u8fc7 <code>snmp-server<\/code> \u8fdb\u5165\u914d\u7f6e<\/td><td>\u65e0\u9700\u5355\u72ec\u8bbe\u7f6e v2c \u5168\u5c40\u7248\u672c<\/td><td><code>snmp-server community ... RO<\/code><\/td><td><code>snmp-server host ... version 2c<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">2. SNMP v3 \u6838\u5fc3\u5dee\u5f02<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5382\u5546<\/th><th>\u7ec4\u914d\u7f6e<\/th><th>\u7528\u6237\u914d\u7f6e<\/th><th>Trap \u4e3b\u673a<\/th><\/tr><\/thead><tbody><tr><td>\u534e\u4e3a<\/td><td><code>snmp-agent group v3 ... privacy<\/code><\/td><td><code>snmp-agent usm-user v3 ... authentication-mode ... privacy-mode ...<\/code><\/td><td><code>params securityname ... v3 privacy<\/code><\/td><\/tr><tr><td>\u534e\u4e09<\/td><td><code>snmp-agent group v3 ... privacy<\/code><\/td><td><code>snmp-agent usm-user v3 ... authentication-mode ... privacy-mode ...<\/code><\/td><td><code>params securityname ... v3 privacy<\/code><\/td><\/tr><tr><td>\u601d\u79d1<\/td><td><code>snmp-server group ... v3 priv<\/code><\/td><td><code>snmp-server user ... v3 auth ... priv ...<\/code><\/td><td><code>snmp-server host ... version 3 priv ...<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u914d\u7f6e\u5efa\u8bae<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u4f18\u5148\u4f7f\u7528 SNMP v3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u7f51\u7ba1\u5e73\u53f0\u652f\u6301\uff0c\u5efa\u8bae\u4f18\u5148\u4f7f\u7528 SNMP v3 <code>authPriv<\/code>\u3002\u76f8\u6bd4 v2c\uff0cv3 \u80fd\u63d0\u4f9b\u7528\u6237\u540d\u3001\u8ba4\u8bc1\u548c\u52a0\u5bc6\uff0c\u5b89\u5168\u6027\u660e\u663e\u66f4\u597d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. SNMP v2c \u5fc5\u987b\u9650\u5236\u6e90\u5730\u5740<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5fc5\u987b\u4f7f\u7528 SNMP v2c\uff0c\u81f3\u5c11\u505a\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u590d\u6742 community\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e ACL \u9650\u5236\u7f51\u7ba1\u670d\u52a1\u5668\u6e90 IP\u3002<\/li>\n\n\n\n<li>\u4e0d\u4f7f\u7528 <code>public<\/code>\u3001<code>private<\/code> \u7b49\u9ed8\u8ba4 community\u3002<\/li>\n\n\n\n<li>\u7ba1\u7406\u5e73\u9762\u653e\u5728\u72ec\u7acb\u7ba1\u7406 VLAN \u6216\u7ba1\u7406\u7f51\u7edc\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Trap \u548c\u8f6e\u8be2\u8981\u5206\u5f00\u7406\u89e3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP \u6709\u4e24\u7c7b\u5e38\u89c1\u6d41\u91cf\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7f51\u7ba1\u5e73\u53f0\u4e3b\u52a8\u8f6e\u8be2\u8bbe\u5907\uff1a\u8bfb\u53d6\u63a5\u53e3\u3001CPU\u3001\u5185\u5b58\u7b49\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u8bbe\u5907\u4e3b\u52a8\u53d1\u9001 Trap\uff1a\u94fe\u8def Down\u3001\u8ba4\u8bc1\u5931\u8d25\u3001\u7535\u6e90\u5f02\u5e38\u7b49\u544a\u8b66\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u7f6e community \u6216 v3 \u7528\u6237\u89e3\u51b3\u7684\u662f\u8bbf\u95ee\u51ed\u636e\u95ee\u9898\uff1b\u914d\u7f6e target host \u89e3\u51b3\u7684\u662f Trap \u53d1\u5f80\u54ea\u91cc\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u6ce8\u610f\u9632\u706b\u5899\u548c ACL<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u7aef\u53e3\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7c7b\u578b<\/th><th>UDP \u7aef\u53e3<\/th><\/tr><\/thead><tbody><tr><td>SNMP Polling<\/td><td>161<\/td><\/tr><tr><td>SNMP Trap<\/td><td>162<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u7f51\u7ba1\u5e73\u53f0\u65e0\u6cd5\u91c7\u96c6\uff0c\u9700\u8981\u540c\u65f6\u68c0\u67e5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u5907 SNMP \u914d\u7f6e\u3002<\/li>\n\n\n\n<li>\u7ba1\u7406\u5730\u5740\u662f\u5426\u53ef\u8fbe\u3002<\/li>\n\n\n\n<li>ACL \u662f\u5426\u5141\u8bb8\u7f51\u7ba1 IP\u3002<\/li>\n\n\n\n<li>\u9632\u706b\u5899\u662f\u5426\u653e\u884c UDP 161\/162\u3002<\/li>\n\n\n\n<li>\u7f51\u7ba1\u5e73\u53f0\u4f7f\u7528\u7684\u7248\u672c\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u3001\u52a0\u5bc6\u7b97\u6cd5\u662f\u5426\u5339\u914d\u3002<\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\">\u603b\u7ed3<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP \u914d\u7f6e\u7684\u6838\u5fc3\u601d\u8def\u5e76\u4e0d\u590d\u6742\uff1a\u5148\u542f\u7528\u534f\u8bae\uff0c\u518d\u914d\u7f6e\u8bbf\u95ee\u51ed\u636e\uff0c\u7136\u540e\u9650\u5236\u7f51\u7ba1\u6765\u6e90\uff0c\u6700\u540e\u914d\u7f6e Trap \u76ee\u7684\u5730\u5740\u3002\u534e\u4e3a\u548c\u534e\u4e09\u7684\u547d\u4ee4\u98ce\u683c\u63a5\u8fd1\uff0c\u90fd\u4ee5 <code>snmp-agent<\/code> \u4e3a\u4e3b\uff1b\u601d\u79d1\u4ee5 <code>snmp-server<\/code> \u4e3a\u4e3b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u8df5\u4e2d\u5efa\u8bae\u4f18\u5148\u4f7f\u7528 SNMP v3\uff0c\u5e76\u91c7\u7528 <code>authPriv<\/code> \u6a21\u5f0f\uff1b\u5982\u679c\u4ecd\u9700\u4f7f\u7528 SNMP v2c\uff0c\u5e94\u907f\u514d\u9ed8\u8ba4 community\uff0c\u5e76\u901a\u8fc7 ACL \u9650\u5236\u8bbf\u95ee\u6e90\u3002\u6392\u67e5\u95ee\u9898\u65f6\uff0c\u8981\u540c\u65f6\u5173\u6ce8\u534f\u8bae\u7248\u672c\u3001\u8ba4\u8bc1\u53c2\u6570\u3001UDP \u7aef\u53e3\u3001ACL\u3001\u9632\u706b\u5899\u548c Trap \u76ee\u7684\u5730\u5740\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u8fd9\u7bc7\u7b14\u8bb0\u7528\u4e8e\u8bb0\u5f55\u4e3b\u6d41\u7f51\u7edc\u8bbe\u5907\u4e0a SNMP \u534f\u8bae\u7684\u57fa\u7840\u914d\u7f6e\u547d\u4ee4\uff0c\u8986\u76d6\u534e\u4e3a\u3001\u534e\u4e09\u3001\u601d\u79d1\u4e09\u7c7b\u5e38\u89c1\u8bbe\u5907\uff0c\u5e76\u5206\u522b\u6574\u7406 SNMP v2c &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-6","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/xmhweb.cn\/index.php?rest_route=\/wp\/v2\/posts\/6","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xmhweb.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xmhweb.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xmhweb.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xmhweb.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6"}],"version-history":[{"count":1,"href":"https:\/\/xmhweb.cn\/index.php?rest_route=\/wp\/v2\/posts\/6\/revisions"}],"predecessor-version":[{"id":8,"href":"https:\/\/xmhweb.cn\/index.php?rest_route=\/wp\/v2\/posts\/6\/revisions\/8"}],"wp:attachment":[{"href":"https:\/\/xmhweb.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xmhweb.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xmhweb.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}