HSRP （不同VLAN之间的热备份路由协议）

SRP 

划分vlan R6(config-if)#switchport access vlan 10 R6(config-if)#inter f1/2 R6(config-if)#switchport access vlan 20 R6(config)#interface range f1/3 -4配置 R5>en R5#conf t R5(config)#vlan 10配置地址 R5(config-if)#no shut R5(config)#inter vlan 10 R5(config-if)#standby 2 ip 192.168.10.1配置占先权 R5(config-if)#standby 2 priority 150配置 vlan20配置占先权 R5(config-if)#standby 3 priority 145负载均衡 % This switch is already the root of VLAN10 spanning tree VLAN 10 bridge priority set to 8192 VLAN 10 bridge max aging time unchanged at 20 VLAN 10 bridge hello time unchanged at 2 VLAN 10 bridge forward delay unchanged at 15 R5(config)#spanning-tree vlan 20 root secondary VLAN 20 bridge priority set to 16384 VLAN 20 bridge max aging time unchanged at 20 VLAN 20 bridge hello time unchanged at 2 VLAN 20 bridge forward delay unchanged at 15 R5(config)#inter f1/0 R5(config-if)#no switchport R5(config-if)#ip address 202.106.1.10 R5(config-if)#ip address 202.106.1.10 255.255.255.0 R5(config-if)#no shut R5(config)#ip route 0.0.0.0 0.0.0.0 202.106.1.1上配置 R3>en R3#conf t R3(config)#inte f1/1给vlan抢占 R3(config-if)#inter vlan 20 R3(config-if)#ip address 192.168.20.11 255.255.255.0 R3(config-if)#no shut R3(config-if)#standby 3 ip 192.168.20.1 R3(config-if)#standby 3 preempt R3(config-if)#standby 3 priority 150负载均衡 VLAN 10 bridge priority set to 16384 VLAN 10 bridge max aging time unchanged at 20 VLAN 10 bridge hello time unchanged at 2 VLAN 10 bridge forward delay unchanged at 15 R3(config)#spanning-tree vlan 20 root primary VLAN 20 bridge priority set to 8192 VLAN 20 bridge max aging time unchanged at 20 VLAN 20 bridge hello time unchanged at 2 VLAN 20 bridge forward delay unchanged at 15 R3(config)#ip route 0.0.0.0 0.0.0.0 202.106.10.1上配置： R4>en R4#conf t R4(config)#inter f0/0 R4(config-if)#ip address 202.106.10.1 255.255.255.0测试结果

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本文转自 cs312779641 51CTO博客，原文链接:http://blog.51cto.com/chenhao6/1163724

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