Vrrp Vrid Track Detect-Group - Huawei quidway s3526 series Getting Started

Command Manual - Auto Detecting
Quidway S3500 Series Ethernet Switches
Enable the secondary interface when the result of the detecting group is
unreachable.
When the link between the primary VLAN interface and the destination comes
back up, that is, the result of the detecting group is reachable again, the system
enables the primary VLAN interface and shuts down the secondary.
Example
# Specify to enable VLAN interface 2 when the result of detecting group 10 is
unreachable.
<Quidway> system-view
System View: return to User View with Ctrl+Z.
[Quidway] interface vlan-interface 2
[Quidway-vlan-interface2] standby detect-group 10

2.1.3 vrrp vrid track detect-group

Syntax
vrrp vrid
value-reduced ]
undo vrrp vrid virtual-router-id track detect-group group-number
View
VLAN interface views
Parameter
virtual-router-id: Specifies the ID of the virtual router.
group-number: Specifies the detecting group number, which ranges from 1 to 100.
value-reduced: Specifies the increment by which the preference value is reduced. It
ranges from 1 to 255 and defaults to 10.
Description
Use the vrrp vrid command to enable detecting function when employing VRRP.
Use the undo vrrp vrid command to disable detecting function when employing VRRP.
You can control the preference value of a VRRP backup group according to the result of
a detecting group to enable automatic switch between the primary switch and the
secondary switch.
Decrease the preference value of a backup group when the result of the detecting
group is unreachable.
Restore the preference value of a backup group when the result of the detecting
group is reachable.
virtual-router-id track
Huawei Technologies Proprietary
2-3
Chapter 2 Auto Detect Implementation Commands
detect-group group-number [ reduced