HSRP（不同VLAN之间的热备份路由协议）

HSRP（不同VLAN之间的热备份路由协议）

HSRP 


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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