3Com Switch 4800G 24-Port Configuration Manual page 1089

Network diagram
Figure 324 Network diagram for single VRRP standby group configuration
202.38.160 .3/24
Host A
Configuration procedure
1 Configure Switch A
# Configure VLAN 2.
<SwitchA> system-view
[SwitchA] vlan 2
[SwitchA-vlan2] port GigabitEthernet 1/0/5
[SwitchA-vlan2] quit
[SwitchA] interface vlan-interface 2
[SwitchA-Vlan-interface2] ip address 202.38.160.1 255.255.255.0
# Create standby group 1 and set its virtual IP address to be 202.38.160.111.
[SwitchA-Vlan-interface2] vrrp vrid 1 virtual-ip 202.38.160.111
# Set the priority of Switch A in standby group 1 to 110.
[SwitchA-Vlan-interface2] vrrp vrid 1 priority 110
# Set Switch A to work in preemption mode. The preemption delay is five seconds.
[SwitchA-Vlan-interface2] vrrp vrid 1 preempt-mode timer delay 5
2 Configure Switch B
# Configure VLAN 2.
<SwitchB> system-view
[SwitchB] vlan 2
[SwitchB-Vlan2] port GigabitEthernet 1/0/5
[SwitchB-vlan2] quit
[SwitchB] interface vlan-interface 2
[SwitchB-Vlan-interface2] ip address 202.38.160.2 255.255.255.0
# Create standby group 1 and set its virtual IP address to be 202.38.160.111.
IPv4-Based VRRP Configuration Examples
Virtual IP address:
202.38.160.111/24
Vlan -int2
202 .38.160.1/24
Switch A
Vlan-int2
202 .38 .160 .2/24
Switch B
203.2.3 .1/24
Internet
Host B
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