Huawei AR2200-S Series Configuration Manual page 46

Huawei AR2200-S Series Enterprise Routers
Configuration Guide - Reliability
Issue 01 (2012-01-06)
After 10 seconds, run the display standby state command on RouterA. The command
output shows that the BFD session status is ERR, and the status of backup interface
GigabitEthernet2/0/0 is Up, indicating that the backup interface is started.
<RouterA> display standby state
Interface
Loadstate
Backup-flag
meaning:
M---MAIN B---BACKUP
USED
D---LOAD P---
PULLED
------------------------------------------------------------------------------
--
Below is NQA
Information:
Instance Name
State
------------------------------------------------------------------------------
--
Below is BFD
Information:
Instance Name
State
test
ERR
Run the undo shutdown command on GE2/0/0 of RouterB. After GE2/0/0 goes to Up,
wait 10 seconds and run the display standby state command on RouterA. The command
output shows that the BFD session status is OK and backup interface GigabitEthernet2/0/0
switches to the standby state.
<RouterA> display standby state
Interface
Loadstate
Backup-flag
meaning:
M---MAIN B---BACKUP
USED
D---LOAD P---
PULLED
------------------------------------------------------------------------------
--
Below is NQA
Information:
Instance Name
State
------------------------------------------------------------------------------
--
Below is BFD
Information:
Instance Name
State
test
OK
STANDBY
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Interfacestate Backupstate Backupflag Pri
V---MOVED U---
BackupInterface
BackupInterface
GigabitEthernet2/0/0
Interfacestate Backupstate Backupflag Pri
V---MOVED U---
BackupInterface
BackupInterface
GigabitEthernet2/0/0
1 Interface Backup Configuration
OK
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