1-3
Configuration procedure
<Sysname> system-view
[Sysname] monitor-link group 1
[Sysname-mtlk-group1] port gigabitethernet 1/0/1 uplink
[Sysname-mtlk-group1] port gigabitethernet 1/0/2 downlink
Displaying and Maintaining Monitor Link
To do… Use the command… Remarks
Display monitor link
group information
display monitor-link group
{ group-id | all }
Available in any view
Monitor Link Configuration Example
Network requirements
As shown in Figure 1-1:
z Device C is dually uplinked to Device A through a smart link group.
z It is required that when GigabitEthernet 1/0/1 or GigabitEthernet 1/0/2 of Device A fails, Device C
can sense the link failure and perform link switchover in the smart link group.
For detailed information about smart link, refer to Smart Link Configuration in the Access Volume.
Figure 1-1 Network diagram for smart link in combination with monitor link configuration
Device A
Device B
Device C
Device D
GE1/0/1 GE1/0/2
GE1/0/1
GE1/0/2
GE1/0/1
GE1/0/2
GE1/0/1 GE1/0/2
Configuration procedure
1) Configuration on Device C
# Create smart link group 1.
<DeviceC> system-view
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