H3C Technologies H3C S7500E Series Switches - Manual (Page 145)

10-12
To do… Use the command… Remarks
Configure router priority in the
VRRP group
vrrp vrid virtual-router-id
priority priority-value
Optional
100 by default.
Configure the router in the
VRRP group to work in
preemptive mode and configure
preemption delay
vrrp vrid virtual-router-id
preempt-mode [ timer delay
delay-value ]
Optional
The router in the VRRP group
works in preemptive 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.
Configure VRRP to track a
specified track entry
vrrp vrid virtual-router-id track
track-entry-number [ reduced
priority-reduced | switchover ]
Optional
Not configured by default.
z Support for the vrrp vrid track command depends on the device model.
z The running priority of an IP address owner is always 255 and you do not need to configure
it. An IP address owner always works in preemptive mode.
z Do not configure VRRP tracking for an interface or a track entry on an IP address owner.
z The tracked interface should be a VLAN interface.
z If the state of a tracked interface changes from down or removed to up, the priority of the
router where the interface resides is automatically restored.
z If the state of a track entry changes from negative or invalid to positive, the priority of the
router where the track entry is configured is automatically restored.
Configuring VRRP Packet Attributes
Configuration prerequisites
Before configuring the relevant attributes of VRRP packets, create a VRRP group and configure
a virtual IP address for it.
Configuration procedure
Follow these steps to configure VRRP packet attributes:
To do… Use the command… Remarks
Enter system view system-view —