Command Reference REUP Commands
1.15 switchport backup interface prefer
Use this command to configure VLAN load balancing on a link. The no form of this command is used
to delete the configured VLAN load strategy.
switchport backup interface interface-id prefer instance instance-range
no switchport backup interface interface-id prefer
Interface ID of the backup link.
Instance range of loading on the backup interface.
No VLAN load on the backup interface.
Interface configuration mode.
MSTP instance mapping can be used to modify the mapping between an instance and a VLAN.
The following example configures VLAN load balancing on dual links.
Ruijie(config-if)# switchport backup interface gigabitEthernet 0/2 prefer
instance 1
show interface switchport backup
Displays the configuration of dual-link backup
on the switch.
spanning-tree mst configuration
Configures MSTP instances.