1090 CHAPTER 87: VRRP CONFIGURATION
[SwitchB-Vlan-interface2] vrrp vrid 1 virtual-ip 202.38.160.111
# Set Switch B to work in preemption mode. The preemption delay is five seconds.
[SwitchB-Vlan-interface2] vrrp vrid 1 preempt-mode timer delay 5
3 Verify the configuration
After the configuration, Host B can be pinged through on Host A. You can use the
display vrrp command to verify the configuration.
# Display detailed information of standby group 1 on Switch A.
[SwitchA-Vlan-interface2] display vrrp verbose
IPv4 Standby Information:
Run Method : VIRTUAL-MAC
Virtual IP Ping : Enable
Interface : Vlan-interface2
VRID : 1 Adver. Timer : 1
Admin Status : UP State : Master
Config Pri : 110 Run Pri : 110
Preempt Mode : YES Delay Time : 5
Auth Type : NONE
Virtual IP : 202.38.160.111
Virtual MAC : 0000-5e00-0101
Master IP : 202.38.160.1
# Display detailed information of standby group 1 on Switch B.
[SwitchB-Vlan-interface2] display vrrp verbose
IPv4 Standby Information:
Run Method : VIRTUAL-MAC
Virtual IP Ping : Enable
Interface : Vlan-interface2
VRID : 1 Adver. Timer : 1
Admin Status : UP State : Backup
Config Pri : 100 Run Pri : 100
Preempt Mode : YES Delay Time : 5
Auth Type : NONE
Virtual IP : 202.38.160.111
Master IP : 202.38.160.1
The above information indicates that in standby group 1 Switch A is the master,
Switch B is the backup and packets sent from Host A to Host B are forwarded by
Switch A.
If Switch A fails, you can still ping through Host B on Host A. Use the display vrrp
command to view the detailed information of the standby group on Switch B.
# If Switch A fails, the detailed information of standby group 1 on Switch B is
displayed.
[SwitchB-Vlan-interface2] display vrrp verbose
IPv4 Standby Information:
Run Method : VIRTUAL-MAC
Virtual IP Ping : Enable
Interface : Vlan-interface2
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