Command Line Reference Guide

Interfaces | 615
Command Modes
INTERFACE
Command
History
Usage
Information
This command is found on the Management interface only.
Related
Commands
switchport
c e s
Place an interface in Layer 2 mode.
Syntax
switchport [backup interface {gigabit slot/port | tengigabit slot/port | port-channel
number}]
To remove an interface from Layer 2 mode and place it in Layer 3 mode, enter no switchport. If a
switchport backup interface is configured, you must first remove the backup configuration. To remove
a switchport backup interface, enter no switchport backup interface {gigabit slot/port |
tengigabit slot/port | port-channel number}].
Parameters
Defaults
Disabled (The interface is in Layer 3 mode.)
Command Modes
INTERFACE
Command
History
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.2.1.0 Introduced for E-Series
interface ManagementEthernet Configure the Management port on the system (either the Primary or
Standby RPM).
duplex (Management) Set the mode of the Management interface.
management route Configure a static route that points to the Management interface or a
forwarding router.
backup
interface
Use this option to configure a redundant Layer 2 link without using Spanning Tree. This
keyword configures a backup port so that if the primary port fails the backup port
changes to the up state. If the primary later comes up, it becomes the backup.
gigabit
Enter this keyword if the backup port is a 1G port.
tengigabit
Enter this keyword if the backup port is a 10G port.
port-channel
Enter this keyword if the backup port is a static or dynamic port channel.
slot/port
Specify the line card and port number of the backup port.
Version 8.4.1.0
Added support for port-channel interfaces (port-channel number
option).
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.7.1.0 Added backup interface option.
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.2.1.0 Introduced for E-Series