6-42
To do…
Use the command…
Remarks
Create a smart link group and enter
smart link group view
smart-link group
group-id
—
Enable role preemption
preemption mode role
Required
Disabled by default
Configure the preemption delay
preemption delay delay-time
Optional
1 second by default
The preemption delay configuration takes effect only after role preemption is enabled.
Enabling the Sending of Flush Messages
Follow these steps to enable the sending of flush messages:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Create a smart link group and enter
smart link group view
smart-link group
group-id
Required
Enable flush update in the
specified control VLAN
flush enable
[
control-vlan
vlan-id
]
Optional
By default, flush update is
enabled, and VLAN 1 is the control
VLAN.
z
The control VLAN configured for a smart link group must be different from that configured for any
other smart link group.
z
Make sure that the configured control VLAN already exists, and assign the smart link group
member ports to the control VLAN.
z
The control VLAN of a smart link group should also be one of its protected VLANs. Do not remove
the control VLAN. Otherwise, flush messages cannot be sent properly.