H3C S7500E Series Ethernet Switches Operation Manual

Operation Manual – HA
H3C S7500E Series Ethernet Switches Chapter 1 VRRP Configuration
1-13
II. Configuration procedure
By configuring switch priority, preemption mode and interface tracking, you can decide
which switch in the standby group serves as the Master.
Follow these steps to configure standby group priority, preemption mode and interface
tracking:
To do… Use the command… Remarks
Enter system view
system-view
—
Enter interface view
interface interface-type
interface-number
—
Configure switch priority
in the standby group
vrrp vrid virtual-router-id
priority priority-value
Optional
100 by default.
Configure the switch in
the standby group to work
in preemption mode and
configure preemption
delay
vrrp vrid virtual-router-id
preempt-mode [ timer
delay delay-value ]
Optional
The switch in the standby
group works in
preemption mode and the
preemption delay is 0
seconds by default.
Configure the interface to
be tracked
vrrp vrid virtual-router-id
track interface
interface-type
interface-number
[ reduced
priority-reduced ]
Optional
No interface is being
tracked by default.
Caution:
z The priority of an IP address owner is always 255 and not configurable.
z Interface tracking is not configurable to an IP address owner.
z The priority of a device is restored if the state of the interface under tracking
changes from down to up.
1.2.6 Configuring VRRP Packet Attributes
I. Configuration prerequisites
Before configuring the relevant attributes of VRRP packets, you should first create the
standby group and configure the virtual IP address.
II. Configuration procedure
Follow these steps to configure VRRP packet attributes: