Switchport Backup - Cisco MWR 2941 Command Reference Manual

Cisco MWR 2941 Router Command Reference, Release 15.0(1)MR

switchport backup

Use the switchport backup interface interface configuration command on a Layer 2 interface to
configure Flex Links, a pair of interfaces that provide backup to each other. Use the no form of this
command to remove the Flex Links configuration.
Syntax Description interface-id
Defaults
There is no default setting.
Command Modes
Interface configuration
Command History Release
12.2(18)SXF
12.2(33)SRA
12.4(19)MR2
12.2(33)MRA
15.0(1)MR
Examples
The following example shows the output generated by this command:
Router(config)# interface gigabitethernet0/3
Router(config-if)# switchport backup interface gigabitethernet0/4
Router(config-if)# exit
Router(config)# exit
OL-23890-01
switchport backup interface {interface-id}
no switchport backup interface {interface-id}
The Layer 2 interface that acts as a backup link to the interface being
configured. The interface can be a physical interface or port channel. The
port-channel range is 1–486.
Modification
Support for this command was introduced on the Supervisor Engine 720.
This command was integrated into Cisco IOS Release 12.2(33)SRA.
This command was integrated into Cisco IOS Release 12.4(19)MR2.
This command was integrated into Cisco IOS Release 12.2(33)MRA.
This command was integrated into 15.0(1)MR.
Cisco MWR 2941 Router Command Reference, Release 15.0(1)MR
switchport backup
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