display vrrp6 state-change interface vrid

Function

The display vrrp6 state-change interface vrid command displays the changes in the status of a specified Virtual Router Redundancy Protocol for IPv6 (VRRP6) backup group.

Format

display vrrp6 state-change interface { interface-name | interface-type interface-number } vrid virtual-router-id

Parameters

Parameter	Description	Value
interface-type	Specifies the type and number of an interface on which a VRRP6 backup group is configured.	-
interface-number	Specifies the type and number of an interface on which a VRRP6 backup group is configured.	-
virtual-router-id	Specifies the ID of a VRRP6 backup group.	The value is an integer ranging from 1 to 255.

Parameter

Description

Value

interface-type

Specifies the type and number of an interface on which a VRRP6 backup group is configured.

interface-number

Specifies the type and number of an interface on which a VRRP6 backup group is configured.

virtual-router-id

Specifies the ID of a VRRP6 backup group.

The value is an integer ranging from 1 to 255.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
vrrp	read

Usage Guidelines

Usage Scenario

If the status of a VRRP6 backup group is abnormal, run the display vrrp6 state-change interface vrid command to view the latest 10 changes in the status of the VRRP6 backup group. The changes include:

Time when the status of the VRRP6 backup group changed
Statuses before and after the status of the VRRP6 backup group changed
Reason of the change in the status of the VRRP6 backup group

Example

The actual command output varies according to the device. The command output here is only an example.

# Display the changes in the status of VRRP6 backup group 1 on GE 0/1/1.

<HUAWEI> display vrrp6 state-change interface gigabitethernet 0/1/1 vrid 1
Time                      SourceState   DestinationState     Reason
  ---------------------------------------------------------------
  2011-01-27 15:29:45       Backup        Master               Protocol timer expired
  2011-01-27 15:29:42       Initialize    Backup               Interface up

**Table 1** Description of the **display vrrp6 state-change interface vrid** command output
Item	Description
Time	Time when the status of the VRRP6 backup group changed.
SourceState	Status before the status of the VRRP6 backup group changed: Master. Backup. Initialize.
DestinationState	Status after the status of the VRRP6 backup group changed: Master. Backup. Initialize.
Reason	Reason of the change in the status of the VRRP6 backup group: Admin-vrrp drove. BFD configure deleted. Interface up. Interface down. Link BFD session down. Link BFD session up. Link BFD session deleted. Peer BFD session down. Priority calculation. Protocol timer expired. Track interface. Track BFD session. No available active board. Active board restore. Protocol skew timer expired.