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156 CHAPTER 12: VRRP CONFIGURATION
Configuring Backup
Group-Related
Parameters
Table 138 lists the operations to configure a switch in a backup group.
Configure a virtual
router IP address
vrrp vrid virtual-router-ID
virtual-ip virtual-address
Optional
virtual-router-ID: VRRP backup group
ID.
virtual-address: Virtual router IP
address to be configured.
Table 137 Configure a virtual router IP address (continued)
Operation Command Description
Table 138 Configure backup group-related parameters
Operation Command Description
Enter system view system-view -
Create a VLAN vlan vlan-id -
Quit to system view quit -
Enter VLAN interface
view
interface vlan-interface valn-id -
Configure the priority
of the backup group
vrrp vrid virtual-router-ID
priority priority
Optional
virtual-router-ID: Backup group ID
priority: Priority value
Configure the
preemptive mode and
delay period for the
backup group
vrrp vrid virtual-router-ID
preempt-mode [ timer delay
delay-value ]
Optional
virtual-router-ID: Backup group ID
delay-value: Delay value (in seconds)
By default, a backup group operates
in the preemptive mode.
Configure the
authentication type
and authentication key
vrrp authentication-mode
authentication-type
authentication-key
Optional
The value of the authentication-type
argument can be:
n simple: Specifies to authenticate
using plain text.
n md5: Performs AH
authentication using MD5
algorithm.
authentication-key: Authentication
key. A string comprising of up to 8
characters or a 24-character
encrypted string.
Configure the VRRP
timer
vrrp vrid virtual-router-ID timer
advertise adver-interval
Optional
adver-interval: Interval (in seconds)
for the master switch in a backup
group to send VRRP packets.
Specify the interface to
be tracked
vrrp vrid virtual-router-ID track
vlan-interface vlan-id [ reduced
value-reduced ]
Optional
value-reduced: Value by which the
priority is to be reduced.