Cisco笔记8
HSRP:热备份路由协议（Cisco专有）priority:级别默认100，级别越大优先级越高 preempt：可以主动做为活动路由R1: (config-if)#standby 1 ip 192.168.1.254 (config-if)#standby 1 priority 110 (config-if)#standby 1 preempt (config-if)#standby 1 authentication mode text cisco (config-if)#standby 1 track s0/0 20 ----------------------------------------------------- (config-if)#standby 2 ip 192.168.1.253 (config-if)#standby 2 preempt (config-if)#standby 2 authentication mode text cisco R3： (config-if)#standby 1 ip 192.168.1.254 (config-if)#standby 1 preempt (config-if)#standby 1 authentication mode text cisco ----------------------------------------------------- (config-if)#standby 2 ip 192.168.1.253 (config-if)#standby 2 priority 110 (config-if)#standby 2 preempt (config-if)#standby 2 authentication mode text cisco (config-if)#standby 2 track s0/1 20show standby show standby brif UDP 1985 224.0.0.2 TTL=1VRRP：虚拟路由协议（国际标准） R1: (config)#track 100 interface s0/0 line-protocol (config-if)#vrrp 1 ip 192.168.1.254 (config-if)#vrrp 1 priority 110 (config-if)#vrrp 1 preempt (config-if)#vrrp 1 authentication mode text cisco (config-if)#vrrp 1 track 100 decrement 20 ----------------------------------------------------- (config-if)#vrrp 2 ip 192.168.1.253 (config-if)#vrrp 2 preempt (config-if)#vrrp 2 authentication mode text cisco R3： (config-if)#vrrp 1 ip 192.168.1.254 (config-if)#vrrp 1 preempt(config-if)#vrrp 1 authentication mode text cisco ----------------------------------------------------- (config)#track 100 interface s0/1 line-protocol (config-if)#vrrp 2 ip 192.168.1.253 (config-if)#vrrp 2 priority 110 (config-if)#vrrp 2 preempt (config-if)#vrrp 2 authentication mode text cisco (config-if)#vrrp 2 track 100 decrement 20show vrrp show vrrp brif
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