Huawei Quidway S3700 Series Configuration Manual page 374

Quidway S3700 Series Ethernet Switches
Configuration Guide - Reliability
Step 4 Verify the configuration.
# Run the shutdown command on VLANIF 200 of Switch A to simulate a link fault.
[SwitchA] interface vlanif 200
[SwitchA-Vlanif200] shutdown
[SwitchA-Vlanif200] quit
On Switch B, VRRP fast switchover is performed after BFD fails.
%May 10 15:48:30 2008 SwitchB BFD/5/BFD:Slot=1;IO(1) BFD Session(Discr:2) FSM
Change To Down(Detect)
%May 10 15:48:30 2008 SwitchB VRRP/5/BfdWarning:
Virtual Router 10 | BFD-SESSION 2 : BFD_STATE_UP --> BFD_STATE_DOWN
%May 10 15:48:30 2008 SwitchB VRRP/5/StateWarning:
Vlanif100 | Virtual Router 10 :
Run the display vrrp command on Switch A, and you can see that the status of Switch A changes
to Initialize.
[SwitchA] display vrrp
Vlanif100 | Virtual Router 10
Run the display vrrp command on Switch B, and you can see that Switch B becomes the master,
and the status of the BFD session changes to Down.
[SwitchB] display vrrp
Vlanif100 | Virtual Router 10
----End
Configuration Files
l
Issue 01 (2011-10-26)
BFD-Session State : UP
Config track link-bfd down-number : 0
state : Initialize
Virtual IP : 10.1.1.3
Master IP : 10.1.1.1
PriorityRun : 160
PriorityConfig : 160
MasterPriority : 0
Preempt : YES Delay Time : 0
TimerRun : 1
TimerConfig : 1
Auth Type : NONE
Virtual Mac : 0000-5e00-0110
Check TTL : YES
Config type : normal-vrrp
Config track link-bfd down-number : 0
state : Master
Virtual IP : 10.1.1.3
Master IP : 10.1.1.2
PriorityRun : 180
PriorityConfig : 140
MasterPriority : 180
Preempt : YES Delay Time : 0
TimerRun : 1
TimerConfig : 1
Auth Type : NONE
Virtual Mac : 0000-5e00-0110
Check TTL : YES
Config type : normal-vrrp
Track BFD : 2 Priority increased : 40
BFD-Session State : DOWN
Config track link-bfd down-number : 0
Configuration file of Switch A
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7 VRRP and VRRP6 Configuration
BACKUP --> MASTER
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