backup interface

Last Updated : Nov 06, 2012 |

Sets a backup interface for the current interface.

Syntax

backup interface interface_typeinterface_number

Parameters

Parameter

Description

Possible Values

Default Value

interface_type

The type of interface

Serial, FastEthernet, Loopback, Tunnel

interface_number

The interface number

User level

read-write

Context

interface:FastEthernet (L2, L2-L3), Serial (DS1 PPP L2, DS1 PPP L2-L3, DS1 FR L2, DS1 FR-SUB L2, DS1 FR-SUB L2-L3, USP FR L2, USP PPP L2, USP PPP L2-L3), Loopback, Tunnel (L2, L2-L3),

Example

To specify that Serial interface 2/1:1 is a backup interface for the current interface:

Gxxx-001(if:Serial 2/1:2)# backup interface Serial 2/1:1