{"id":5032,"date":"2021-12-17T17:00:00","date_gmt":"2021-12-18T01:00:00","guid":{"rendered":"https:\/\/www.xh86.me\/?p=5032"},"modified":"2021-12-18T17:43:07","modified_gmt":"2021-12-19T01:43:07","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%80%9d%e7%a7%91%e8%ae%be%e5%a4%87%e4%b8%8a%e9%85%8d%e7%bd%aehsrp%ef%bc%9f%ef%bc%88%e4%bb%8e%e5%9f%ba%e7%a1%80%e5%88%b0%e9%ab%98%e7%ba%a7%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.xh86.me\/?p=5032","title":{"rendered":"\u5982\u4f55\u5728\u601d\u79d1\u8bbe\u5907\u4e0a\u914d\u7f6eHSRP\uff1f"},"content":{"rendered":"
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HSRP (Hot Standby Router Protocol) is \u662f\u6700\u5e38\u7528\u7684\u7b2c\u4e00\u8df3\u5197\u4f59\u534f\u8bae\u4e4b\u4e00\uff0c\u601d\u79d1\u79c1\u6709\u7684\u3002\u8be5\u534f\u8bae\u662f\u5728\u5c40\u57df\u7f51\u5185\uff0c\u5f53\u4e00\u53f0\u8def\u7531\u5668\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u53ef\u4ee5\u81ea\u52a8\u5207\u6362\u5230\u53e6\u4e00\u53f0\u8def\u7531\u5668\uff0c\u7531\u53e6\u5916\u4e00\u53f0\u63a5\u7ba1\u3002\u672c\u671f\u9f99\u54e5\u8981\u4e0e\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b\uff0c\u5982\u4f55\u5728<\/span>\u601d\u79d1IOS\u4e0a\u914d\u7f6eHS<\/span>RP\u534f\u8bae\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u8bb2\u6839\u636e\u4e0b\u5217\u62d3\u6251\u56fe\u6765\u90e8\u7f72HSRP\u3002<\/p>\n

<\/div><\/p>\n
\n

\u4e00\u3001\u57fa\u7840\u914d\u7f6e<\/span><\/h1>\n<\/section>\n

\u9996\u5148\uff0c\u6211\u4eec\u5148\u914d\u7f6e\u4e00\u4e0b\u8def\u7531\u5668\u7684<\/span>WAN\u63a5\u53e3\u7684IP\u5730\u5740\uff0c<\/span>\u672c\u6848\u4f8b\u4e2d\uff0c\u4e24\u53f0\u8def\u7531\u5668\u7684WAN\u63a5\u53e3\u5747\u4e3aG0\/0\u3002<\/p>\n

RTR-01#<\/span><\/span>configure\u00a0terminal\u00a0<\/span>\r\nEnter\u00a0configuration\u00a0commands,\u00a0one\u00a0per\u00a0line.\u00a0\u00a0End\u00a0with\u00a0CNTL\/Z.\r\nRTR-01(config)#<\/span>\r\nRTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>ip\u00a0address\u00a0103.21.40.2\u00a0255.255.255.252<\/span>\r\nRTR-01(config-if)#<\/span><\/span>no\u00a0shutdown\u00a0\u00a0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>exit<\/span>\r\nRTR-01(config)#<\/span><\/span>\r\n<\/code><\/pre>\n
RTR-02#<\/span><\/span>configure\u00a0terminal\u00a0<\/span>\r\nEnter\u00a0configuration\u00a0commands,\u00a0one\u00a0per\u00a0line.\u00a0\u00a0End\u00a0with\u00a0CNTL\/Z.\r\nRTR-02(config)#<\/span>\r\nRTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/0<\/span>\r\nRTR-02(config-if)#<\/span><\/span>ip\u00a0add\u00a059.152.100.2\u00a0255.255.255.0<\/span>\r\nRTR-02(config-if)#<\/span><\/span>no\u00a0shutdown\u00a0<\/span>\r\nRTR-02(config-if)#<\/span><\/span>exit<\/span>\r\nRTR-02(config)#<\/span><\/span>\r\n<\/code><\/pre>\n
\u5728\u914d\u7f6e\u5c40\u57df\u7f51\u63a5\u53e3\u65f6\uff0c\u9700\u8981\u786e\u8ba4\u4e00\u4e0b\u5730\u5740\u5757\u7684\u63a9\u7801\uff0c\u4e3a\/29\u3002<\/p>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c31\u7ed9LAN\u63a5\u53e3\u914d\u7f6e\u4e00\u4e0bIP\u5730\u5740\uff0c\u5982\u4e0b\uff1a<\/p>\n
RTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>ip\u00a0address\u00a010.1.1.2\u00a0255.255.255.248<\/span>\r\nRTR-01(config-if)#<\/span><\/span>no\u00a0shutdown<\/span>\r\n<\/code><\/pre>\n
RTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>ip\u00a0add\u00a010.1.1.3\u00a0255.255.255.248<\/span>\r\nRTR-02(config-if)#<\/span><\/span>no\u00a0shutdown<\/span>\r\n<\/code><\/pre>\n
\u6700\u540e\u5c31\u662f\u672c\u671f\u7684\u5173\u952e\u914d\u7f6e\u4e86\uff0c\u6211\u4eec\u9700\u8981\u6307\u5b9a\u4e00\u4e0bHSRP\u7684\u865a\u62dfIP\u5730\u5740\u3001\u8bbe\u7f6e\u4e00\u4e0b\u4e24\u53f0\u8def\u7531\u5668\u7684HSRP\u7684\u4f18\u5148\u7ea7\u3002\u6ce8\u610fHSRP\u7684\u76f8\u5173\u914d\u7f6e\u662f\u5728LAN\u63a5\u53e3\u4e0b\u914d\u7f6e\u7684\u3002<\/p>\n
RTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0ip\u00a010.1.1.1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0priority<\/span>\u00a0250<\/span>\r\nRTR-01(config-if)#<\/span><\/span>\r\n<\/code><\/pre>\n
RTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0ip\u00a010.1.1.1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0priority<\/span>\u00a0150<\/span>\r\nRTR-02(config-if)#<\/span><\/span>\r\n<\/code><\/pre>\n
\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4show standby \u6765\u67e5\u770b\u4e00\u4e0bHSRP\u7684\u76f8\u5173\u914d\u7f6e\u60c5\u51b5\uff1a<\/p>\n
RTR-01#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Active\r\n\u00a0\u00a0\u00a0\u00a02\u00a0state\u00a0changes,\u00a0last\u00a0state\u00a0change\u00a000:02:42\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a00.656\u00a0secs\r\n\u00a0\u00a0Preemption\u00a0disabled\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0local<\/span>\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a010.1.1.3,\u00a0priority\u00a0150\u00a0(expires\u00a0in<\/span>\u00a011.440\u00a0sec)\r\n\u00a0\u00a0Priority\u00a0250\u00a0(configured\u00a0250)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-01#<\/span><\/span>\r\n<\/code><\/pre>\n
RTR-02#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Standby\r\n\u00a0\u00a0\u00a0\u00a01\u00a0state\u00a0change,\u00a0last\u00a0state\u00a0change\u00a000:00:48\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a01.056\u00a0secs\r\n\u00a0\u00a0Preemption\u00a0disabled\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a010.1.1.2,<\/span>\u00a0<\/span>priority\u00a0250<\/a>\u00a0<\/span>(expires\u00a0in<\/span>\u00a08.928\u00a0sec)\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a0local<\/span>\r\n\u00a0\u00a0Priority\u00a0150\u00a0(configured\u00a0150)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-02#<\/span><\/span>\r\n<\/code><\/pre>\n
\u6700\u540e\u5728PC\u4e0a\u4f7f\u7528trace\u770b\u770b\uff0c\u4e22\u51e0\u4e2a\u5305\uff0c\u9a8c\u8bc1\u4e00\u4e0b\uff1a<\/p>\n
C:><\/span>tracert\u00a0-d\u00a08.8.8.8<\/span><\/code><\/pre>\n
Tracing\u00a0route\u00a0to\u00a08.8.8.8\u00a0over\u00a0a\u00a0maximum\u00a0of\u00a030\u00a0hops<\/p>\n
<\/code><\/pre>\n
1\u00a0\u00a0\u00a0123\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a010.1.1.2
\n2\u00a0\u00a0\u00a0227\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0103.21.40.1
\n3\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a03\u00a0ms\u00a0\u00a0***********
\n4\u00a0\u00a0\u00a0\u00a0\u00a03\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a04\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a06\u00a0ms\u00a0\u00a0***********
\n5\u00a0\u00a0\u00a0\u00a0\u00a03\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a03\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a02\u00a0ms\u00a0\u00a08.8.8.8<\/p>\n
\u00a0<\/code><\/pre>\n<\/section>\n
 <\/p>\n
 <\/p>\n
\n
\u4e3a\u4e86\u6d4b\u8bd5\u6d41\u91cf\u5207\u6362\uff0c\u6211\u4eec\u9700\u8981\u5173\u95edRTR-01 \u4e2d\u7684gigabitEthernet 0\/1\u63a5\u53e3\u3002\u7136\u540e\u518dtrace\u4e00\u4e0b\u3002<\/p>\n
C:><\/span>tracert\u00a0-d\u00a08.8.8.8<\/span><\/code><\/pre>\n
Tracing\u00a0route\u00a0to\u00a08.8.8.8\u00a0over\u00a0a\u00a0maximum\u00a0of\u00a030\u00a0hops<\/p>\n
<\/code><\/pre>\n
1\u00a0\u00a0\u00a0165\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a010.1.1.3
\n2\u00a0\u00a0\u00a0227\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a02\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a059.152.100.1
\n3\u00a0\u00a0\u00a0\u00a0\u00a01\u00a0ms\u00a0\u00a0\u00a0\u00a0<1\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a05\u00a0ms\u00a0\u00a0***********
\n4\u00a0\u00a0\u00a0\u00a0\u00a02\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a02\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a02\u00a0ms\u00a0\u00a0***********
\n5\u00a0\u00a0\u00a0\u00a0\u00a03\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a02\u00a0ms\u00a0\u00a0\u00a0\u00a0\u00a03\u00a0ms\u00a0\u00a08.8.8.8<\/p>\n
\u00a0<\/code><\/pre>\n
\u5728 RTR-02, \u4f7f\u7528show standby<\/a> \u547d\u4ee4 \u770b\u770bHSRP\u72b6\u6001\u53d8\u5316\uff1a<\/p>\n
RTR-02#<\/span><\/span>show\u00a0standby<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Active\r\n\u00a0\u00a0\u00a0\u00a02\u00a0state\u00a0changes,\u00a0last\u00a0state\u00a0change\u00a000:02:10\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a00.672\u00a0secs\r\n\u00a0\u00a0Preemption\u00a0disabled<\/span>\uff08\u6b22\u8fce\u5173\u6ce8\u7f51\u7edc\u5de5 \u7a0b\u5e08 \u963f \u9f99\uff09<\/span>\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0local<\/span>\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a0unknown\r\n\u00a0\u00a0Priority\u00a0150\u00a0(configured\u00a0150)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-02#<\/span><\/span>\r\n<\/code><\/pre>\n
\u5230\u8fd9\u6765\uff0c\u5c31\u662f\u57fa\u7840\u914d\u7f6e,\u63a5\u4e0b\u6765\u8ddf\u7ee7\u7eed\u5f80\u4e0b\u770b\uff0c\u4e00\u8d77\u5b66\u4e60\u9ad8\u7ea7\u914d\u7f6e\u5427\uff01<\/p>\n
\u4e8c\u3001\u9ad8\u7ea7\u914d\u7f6e<\/span><\/h1>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u914d\u7f6e\u4e00\u4e0b\u53ef\u9009\uff0c\u4f60\u5c31\u4f1a\u4e86\u89e3\u5230HSRP\u8fd8\u6709\u8fd9\u4e48\u591a\u7684\u529f\u80fd\u3002<\/p>\n
HSRP Preempt\uff08\u62a2\u5360\uff09:<\/span><\/h2>\n
\u5982\u679c\u4f60\u60f3\u8981\u8ba9\u4e00\u53f0\u8def\u7531\u5668\u6545\u969c\u6062\u590d\u540e\u7ee7\u7eed\u6210\u4e3a\u4e3b\u8def\u7531\u5668\uff0c\u90a3\u4e48\u4f60\u9700\u8981\u5f00\u542f\u62a2\u5360\u529f\u80fd\uff1a<\/p>\n
RTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0preempt\u00a0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>exit<\/span>\r\nRTR-01(config)#<\/span><\/span>\r\n<\/code><\/pre>\n
RTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0preempt\u00a0<\/span>\r\nRTR-02(config-if)#<\/span><\/span>exit<\/span>\r\nRTR-02(config)#<\/span><\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u4f60\u60f3\u8981\u8ba9\u8def\u7531\u5668\u5728\u62a2\u5360\u4e4b\u524d\u5148\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\uff0c\u90a3\u4f60\u4eec\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4\uff1a<\/p>\n
RTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0preempt\u00a0delay\u00a0minimum\u00a060<\/span><\/code><\/pre>\n
RTR-02(config-if)#<\/span><\/p>\n
standby\u00a01\u00a0preempt\u00a0delay\u00a0minimum\u00a060<\/span>\r\n<\/code><\/pre>\n
RTR-01#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Init\u00a0(interface\u00a0down)\r\n\u00a0\u00a0\u00a0\u00a03\u00a0state\u00a0changes,\u00a0last\u00a0state\u00a0change\u00a002:50:43\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual<\/span>\u00a0<\/span>MAC\u00a0address\u00a0is\u00a0unknown<\/a>\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0Preemption\u00a0enabled\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0unknown\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a0unknown\r\n\u00a0\u00a0Priority\u00a0250\u00a0(configured\u00a0250)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-01#<\/span><\/span>\r\n<\/code><\/pre>\n
Standby Track Configuration:<\/span><\/h2>\n
\u5982\u679c\u4f60\u60f3\u8981\u76d1\u63a7\u4e3b\u673a\u8def\u7531\u5668\u7684G0\/0\u63a5\u53e3\u53d1\u751f\u6545\u969c\u65f6\uff0c\u80fd\u5207\u6362\u5230\u5907\u7528\u8def\u7531\u5668\uff0c\u90a3\u4e48\u4f60\u53ef\u4ee5\u8fdb\u884c\u5982\u4e0b\u914d\u7f6e\uff1a<\/p>\n
RTR-01#<\/span><\/span>configure\u00a0terminal\u00a0<\/span>\r\nRTR-01(config)#<\/span><\/span>track\u00a01\u00a0interface\u00a0gigabitEthernet\u00a00\/0\u00a0ip\u00a0routing<\/span>\u00a0<\/span>\r\nRTR-01(config-track)#<\/span><\/span>exit<\/span>\r\nRTR-01(config)#<\/span><\/span>\r\n<\/code><\/pre>\n
\u4e0a\u8ff0\uff0c\u6211\u4eec\u5148\u521b\u5efa\u4e00\u4e2atrack\uff0c\u540d\u5b57\u4e3a1\uff0c\u7528\u6765\u76d1\u63a7g0\/0\u7684\u72b6\u6001\u3002<\/p>\n
RTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1\u00a0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0track\u00a01<\/span>\u00a0<\/span>decrement\u00a0150<\/span>\r\nRTR-01(config-if)#exit<\/span>\r\nRTR-01(config)#<\/span><\/span>\r\n<\/code><\/pre>\n
\u5f53G0\/1\u63a5\u53e3donw\u65f6\uff0c\u90a3\u4e48\u4e3b\u8def\u7531\u5668\u7684HSRP\u4f18\u5148\u7ea7\u5c31\u4f1a\u88ab\u964d\u4e3a100\uff0c(250-150=100)\uff0c\u56e0\u4e3a\u6211\u4eec\u4e4b\u524d\u5df2\u7ecf\u628a\u4e3b\u8def\u7531\u5668\u8bbe\u7f6e\u4e3a250\u4e86\u3002<\/p>\n
RTR-01#<\/span><\/span>show\u00a0standby<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Init\u00a0(interface\u00a0down)\r\n\u00a0\u00a0\u00a0\u00a03\u00a0state\u00a0changes,\u00a0last\u00a0state\u00a0change\u00a003:27:46\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a0unknown\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0Preemption\u00a0enabled,\u00a0delay\u00a0min\u00a060\u00a0secs\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0unknown\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a0unknown\r\n\u00a0\u00a0Priority\u00a0250\u00a0(configured\u00a0250)\r\n\u00a0\u00a0\u00a0\u00a0<\/span>Track\u00a0object\u00a01\u00a0state\u00a0Up\u00a0decrement\u00a0150<\/span>\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-01#<\/span><\/span>\r\n<\/code><\/pre>\n
Load-Balancing with HSRP\uff08\u5b9e\u73b0\u8d1f\u8f7d\u5206\u62c5\uff09:<\/span><\/h2>\n
\u4e3a\u4e86\u8d1f\u8f7d\u5206\u62c5\uff0c\u6211\u4eec\u9700\u8981\u914d\u7f6e\u4e24\u4e2aHSRP\u7ec4\uff08\u7ec4\u6570\u7b49\u4e8e\u8def\u7531\u5668\u6570\uff09\u3002\u8fd9\u91cc\uff0c\u5bf9\u4e8e\u7ec4 1\uff0cRTR-01 \u7531\u4e8e\u66f4\u9ad8\u7684\u4f18\u5148\u7ea7\u800c\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u3002\u5e76\u4e14\uff0c\u5bf9\u4e8e\u7ec4 2\uff0cRTR-02 \u662f\u6d3b\u52a8\u7684\uff0c\u5177\u6709\u66f4\u9ad8\u7684\u4f18\u5148\u7ea7\u3002<\/p>\n
RTR-01#<\/span><\/span>configure\u00a0terminal<\/span>\r\nRTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1\u00a0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>ip\u00a0address\u00a010.1.1.2\u00a0255.255.255.0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0ip\u00a010.1.1.1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0priority\u00a0150<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0<\/span>preempt<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a02\u00a0ip\u00a010.1.1.4<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a02\u00a0priority\u00a0110<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a02\u00a0preempt<\/span>\r\nRTR-01(config-if)#<\/span><\/span>exit<\/span>\r\nRTR-01(config)#<\/span><\/span>exit<\/span>\r\nRTR-01#\u6b22\u8fce\u5173\u6ce8\u7f51\u7edc\u5de5 \u7a0b\u5e08 \u963f \u9f99\uff09<\/span>\u200d<\/span><\/span><\/span>\r\n<\/code><\/pre>\n
RTR-02#<\/span><\/span>configure\u00a0terminal<\/span>\r\nRTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1\u00a0<\/span>\r\nRTR-02(config-if)#<\/span><\/span>ip\u00a0address\u00a010.1.1.3\u00a0255.255.255.0<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0ip\u00a010.1.1.1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0priority\u00a0110<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0preempt<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a02\u00a0ip\u00a010.1.1.4<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a02\u00a0priority\u00a0150<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a02\u00a0preempt<\/span>\r\nRTR-02(config-if)#<\/span><\/span>exit<\/span>\r\nRTR-02(config)#<\/span><\/span>exit\u6b22<\/span>\u8fce<\/span>\u5173\u6ce8<\/span>\u7f51<\/span>\u7edc<\/span>\u5de5 <\/span>\u7a0b\u5e08 <\/span>\u963f <\/span>\u9f99<\/span>\uff09<\/span>\u200d<\/span><\/span>\r\nRTR-02#<\/span><\/span>\r\n<\/code><\/pre>\n
\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 \u201cshow standby\u201d \u547d\u4ee4\u6765\u67e5\u770b\uff1a<\/p>\n
RTR-01#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0<\/span>Group\u00a01<\/span>\r\n\u00a0\u00a0State\u00a0is\u00a0Active\r\n\u00a0\u00a0\u00a0\u00a04\u00a0state\u00a0changes,\u00a0last\u00a0state\u00a0change\u00a000:00:24\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a00.080\u00a0secs\r\n\u00a0\u00a0Preemption\u00a0enabled\r\n\u00a0\u00a0<\/span>Active\u00a0router\u00a0is\u00a0local<\/span><\/span>\r\n\u00a0\u00a0<\/span>Standby\u00a0router\u00a0is\u00a010.1.1.3,\u00a0priority\u00a0110\u00a0<\/span>(expires\u00a0in<\/span>\u00a011.808\u00a0sec)\r\n\u00a0\u00a0Priority\u00a0150\u00a0(configured\u00a0150)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nGigabitEthernet0\/1\u00a0-<\/span>\u00a0Group\u00a02<\/span>\r\n\u00a0\u00a0State\u00a0is\u00a0Standby\r\n\u00a0\u00a0\u00a0\u00a01\u00a0state\u00a0change,\u00a0last\u00a0state\u00a0change\u00a000:00:16\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.4\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac02\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac02\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a03\u00a0sec,\u00a0hold\u00a0time\u00a010\u00a0sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a02.080\u00a0secs\r\n\u00a0\u00a0Preemption\u00a0enabled\r\n\u00a0<\/span>\u00a0Active\u00a0router\u00a0is\u00a010.1.1.3,\u00a0priority\u00a0150\u00a0<\/span>(expires\u00a0in<\/span>\u00a011.360\u00a0sec)\r\n\u00a0\u00a0<\/span>Standby\u00a0router\u00a0is\u00a0local<\/span><\/span>\r\n\u00a0\u00a0Priority\u00a0110\u00a0(configured\u00a0110)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-2\"<\/span>\u00a0(default)\r\nRTR-01#\u6b22<\/span>\u8fce<\/span>\u5173\u6ce8<\/span>\u7f51<\/span>\u7edc<\/span>\u5de5 <\/span>\u7a0b\u5e08 <\/span>\u963f <\/span>\u9f99<\/span>\uff09<\/span><\/span><\/span>\r\n<\/code><\/pre>\n
HSRP Timers<\/span><\/h2>\n
\u5982\u679c\u8981\u964d\u4f4e\u5207\u6362\u65f6\u95f4\uff0c\u53ef\u4ee5\u4fee\u6539\u4e00\u4e0b\u8ba1\u65f6\u5668\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0chold time\u4e3a10 \u79d2\uff0c\u537310\u79d2\u540e\u6ca1\u6536\u5230\u4e3b\u8def\u7531\u5668\u53d1\u7684hello\u5c31\u5207\u6362\u3002<\/p>\n
RTR-01#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Active\r\n\u00a0\u00a0\u00a0\u00a01\u00a0state\u00a0change,\u00a0last\u00a0state\u00a0change\u00a000:01:18\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a0<\/span>3<\/span>\u00a0sec,\u00a0hold\u00a0time\u00a0<\/span>10\u00a0<\/span>sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a01.088\u00a0secs\r\n\u00a0\u00a0Preemption\u00a0enabled\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0local<\/span>\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a010.1.1.3,\u00a0priority\u00a0110\u00a0(expires\u00a0in<\/span>\u00a09.248\u00a0sec)\r\n\u00a0\u00a0Priority\u00a0150\u00a0(configured\u00a0150)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-01#\u6b22<\/span>\u8fce<\/span>\u5173\u6ce8<\/span>\u7f51<\/span>\u7edc<\/span>\u5de5 <\/span>\u7a0b\u5e08 <\/span>\u963f <\/span>\u9f99<\/span>\uff09<\/span><\/span><\/span>\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8bd5\u7740\u4fee\u6539\u4e00\u4e0b\uff1a\u95f4\u9694\u4e3a1\u79d2\uff0chold time \u6539\u4e3a3\u79d2\uff1a<\/p>\n
RTR-01(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1\u00a0<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0timers\u00a01\u00a03<\/span>\r\nRTR-01(config-if)#<\/span><\/span>end<\/span>\r\nRTR-01#\u6b22<\/span>\u8fce<\/span>\u5173\u6ce8<\/span>\u7f51<\/span>\u7edc<\/span>\u5de5 <\/span>\u7a0b\u5e08 <\/span>\u963f <\/span>\u9f99<\/span>\uff09<\/span><\/span><\/span>\r\n<\/code><\/pre>\n
\u6211\u4eec\u518d\u6b21\u67e5\u770b\u4e00\u4e0b\uff1a<\/p>\n
RTR-01#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Active\r\n\u00a0\u00a0\u00a0\u00a01\u00a0state\u00a0change,\u00a0last\u00a0state\u00a0change\u00a000:04:07\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a0<\/span>1\u00a0<\/span>sec,\u00a0hold\u00a0time\u00a0<\/span>3\u00a0<\/span>sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a00.368\u00a0secs\r\n\u00a0<\/span>\u00a0<\/span>Preemption<\/a>\u00a0en<\/span>abled\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0local<\/span>\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a010.1.1.3,\u00a0priority\u00a0110\u00a0(expires\u00a0in<\/span>\u00a03.120\u00a0sec)\r\n\u00a0\u00a0Priority\u00a0150\u00a0(configured\u00a0150)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-01#\u6b22\u8fce\u5173\u6ce8\u7f51\u7edc\u5de5 \u7a0b\u5e08 \u963f \u9f99\uff09<\/span><\/span><\/span>\r\n<\/code><\/pre>\n
HSRP Authentication:<\/span><\/h2>\n
\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u5982\u679c\u4f60\u60f3\u8981\u5728\u8def\u7531\u5668\u4e4b\u95f4\u505a\u8ba4\u8bc1\uff0c\u53ef\u4ee5\u8fdb\u884c\u5982\u4e0b\u914d\u7f6e\uff1a<\/p>\n
Plain text\uff08\u660e\u6587\uff09<\/p>\n
RTR-02#<\/span><\/span>configure\u00a0terminal<\/span>\r\nRTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0authentication\u00a0<\/span>cisco<\/span>\r\nRTR-01(config-if)#\u6b22\u8fce\u5173\u6ce8\u7f51\u7edc\u5de5 \u7a0b\u5e08 \u963f \u9f99\uff09<\/span><\/span><\/span><\/code><\/pre>\n
RTR-02#<\/span><\/p>\n
configure\u00a0terminal<\/span>\r\nRTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0authentication\u00a0cisco<\/span>\r\nRTR-02(config-if)#<\/span><\/span>\r\n<\/code><\/pre>\n
MD5\uff08\u52a0\u5bc6\uff09<\/p>\n
RTR-02#<\/span><\/span>configure\u00a0terminal<\/span>\r\nRTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-01(config-if)#<\/span><\/span>standby\u00a01\u00a0authentication\u00a0md5\u00a0key-string\u00a0cisco<\/span>\r\nRTR-01(config-if)#<\/span><\/span><\/code><\/pre>\n
RTR-02#<\/span><\/p>\n
configure\u00a0terminal<\/span>\r\nRTR-02(config)#<\/span><\/span>interface\u00a0gigabitEthernet\u00a00\/1<\/span>\r\nRTR-02(config-if)#<\/span><\/span>standby\u00a01\u00a0authentication\u00a0md5\u00a0key-string\u00a0cisco<\/span>\r\nRTR-02(config-if)#<\/span><\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528\u201cShow standby\u201d \u547d\u4ee4\u67e5\u770b\u4e00\u4e0b\uff1a<\/p>\n
RTR-01#<\/span><\/span>show\u00a0standby\u00a0<\/span>\r\nGigabitEthernet0\/1\u00a0-\u00a0Group\u00a01\r\n\u00a0\u00a0State\u00a0is\u00a0Active\r\n\u00a0\u00a0\u00a0\u00a01\u00a0state\u00a0change,\u00a0last\u00a0state\u00a0change\u00a000:19:46\r\n\u00a0\u00a0Virtual\u00a0IP\u00a0address\u00a0is\u00a010.1.1.1\r\n\u00a0\u00a0Active\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\r\n\u00a0\u00a0\u00a0\u00a0Local\u00a0virtual\u00a0MAC\u00a0address\u00a0is\u00a00000.0c07.ac01\u00a0(v1\u00a0default)\r\n\u00a0\u00a0Hello\u00a0time\u00a01\u00a0sec,\u00a0hold\u00a0time\u00a03\u00a0sec\r\n\u00a0\u00a0\u00a0\u00a0Next\u00a0hello\u00a0sent\u00a0in<\/span>\u00a00.752\u00a0secs\r\n\u00a0\u00a0Authentication<\/span>\u00a0MD5<\/span>,\u00a0key-string\r\n\u00a0\u00a0Preemption\u00a0enabled\r\n\u00a0\u00a0Active\u00a0router\u00a0is\u00a0local<\/span>\r\n\u00a0\u00a0Standby\u00a0router\u00a0is\u00a010.1.1.3,\u00a0priority\u00a0110\u00a0(expires\u00a0in<\/span>\u00a02.432\u00a0sec)\r\n\u00a0\u00a0Priority\u00a0150\u00a0(configured\u00a0150)\r\n\u00a0\u00a0Group\u00a0name\u00a0is\u00a0\"hsrp-Gi0\/1-1\"<\/span>\u00a0(default)\r\nRTR-01#\u6b22<\/span>\u8fce<\/span>\u5173\u6ce8<\/span>\u7f51<\/span>\u7edc<\/span>\u5de5 <\/span>\u7a0b\u5e08 <\/span>\u963f <\/span>\u9f99<\/span>\uff09<\/span>\u200d<\/span><\/span><\/span>\r\n<\/code><\/pre>\n
Troubleshooting\uff08\u6392\u67e5\uff09<\/span><\/h2>\n
\u5982\u679c\u4f60\u9047\u5230HSRP\u76f8\u5173\u95ee\u9898\u9700\u8981\u6392\u9519\uff0c\u53ef\u4ee5\u53c2\u8003\u5982\u4e0b\u547d\u4ee4\uff0c\u6216\u8bb8\u80fd\u5e2e\u52a9\u5230\u4f60\uff0c\u89c9\u5f97\u672c\u671f\u6587\u7ae0\u4e0d\u9519\u7684\u8bdd\uff0c\u5c31\u7ed9\u9f99\u54e5\u70b9\u4e2a\u8d5e\u5440\uff01<\/p>\n
    \n
  • \n
    debug standby errors<\/p>\n<\/li>\n
  • \n
    debug standby events<\/p>\n<\/li>\n
  • \n
    debug standby packets<\/p>\n<\/li>\n
  • \n
    debug standby terse<\/p>\n<\/li>\n<\/ul>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
    HSRP (Hot Standby Router Protocol) is \u662f\u6700\u5e38\u7528\u7684\u7b2c\u4e00\u8df3\u5197\u4f59\u534f\u8bae\u4e4b\u4e00\uff0c\u601d\u79d1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-5032","post","type-post","status-publish","format-standard","hentry","category-cisco"],"_links":{"self":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/5032","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5032"}],"version-history":[{"count":3,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/5032\/revisions"}],"predecessor-version":[{"id":5233,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/5032\/revisions\/5233"}],"wp:attachment":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5032"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5032"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5032"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}