H3C S5600 SERIES Operation Manual page 586

# Configure that the virtual router can be pinged.
[LSW-A] vrrp ping-enable
# Create a VRRP group.
[LSW-A] interface Vlan-interface 2
[LSW-A-Vlan-interface2] vrrp vrid 1 virtual-ip 202.38.160.111
# Set the priority for the VRRP group.
[LSW-A-Vlan-interface2] vrrp vrid 1 priority 110
# Set the authentication type for the VRRP group to md5, and the password to abc123.
[LSW-A-Vlan-interface2] vrrp vrid 1 authentication-mode md5 abc123
# Configure the master to send VRRP packets every 5 seconds.
[LSW-A-Vlan-interface2] vrrp vrid 1 timer advertise 5
# Set the tracked VLAN interface.
[LSW-A-Vlan-interface2] vrrp vrid 1 track interface Vlan-interface 3 reduced 30
Configure switch B.
# Configure VLAN 3.
<LSW-B> system-view
[LSW-B] vlan 3
[LSW-B-vlan3] port GigabitEthernet1/0/10
[LSW-B-vlan3] quit
[LSW-B] interface Vlan-interface 3
[LSW-B-Vlan-interface3] ip address 10.100.10.3 255.255.255.0
[LSW-B-Vlan-interface3] quit
# Configure VLAN 2.
[LSW-B] vlan 2
[LSW-B-vlan2] port GigabitEthernet 1/0/5
[LSW-B-vlan2] quit
[LSW-B] interface Vlan-interface 2
[LSW-B-Vlan-interface2] ip address 202.38.160.2 255.255.255.0
[LSW-B-Vlan-interface2] quit
# Configure that the virtual router can be pinged through.
[LSW-B] vrrp ping-enable
# Create a VRRP group.
[LSW-B] interface Vlan-interface 2
[LSW-B-Vlan-interface2] vrrp vrid 1 virtual-ip 202.38.160.111
# Configure the authentication key for the VRRP group.
[LSW-B-Vlan-interface2] vrrp vrid 1 authentication-mode md5 abc123
# Configure the master to send VRRP packets every 5 seconds.
[LSW-B-Vlan-interface2] vrrp vrid 1 timer advertise 5
Normally, Switch A functions as the gateway, but when VLAN-interface 3 on Switch A goes down, its
priority will be reduced by 30, lower than that of Switch B so that Switch B will preempt the master for
gateway services instead.
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