Cisco Nexus 5500 Series - Interface Loopback

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Cisco Nexus 5500 Series NX-OS Layer 2 Interfaces Command Reference
OL-27880-02
Chapter I Commands
interface loopback
interface loopback
To create a loopback interface and enter interface configuration mode, use the interface loopback
command. To remove a loopback interface, use the no form of this command.
interface loopback number
no interface loopback number
Syntax Description
Command Default None
Command Modes Global configuration mode
Command History
Usage Guidelines Use the interface loopback command to create or modify loopback interfaces.
From the loopback interface configuration mode, the following parameters are available:
• description—Provides a description of the purpose of the interface.
• ip—Configures IP features, such as the IP address for the interface, Address Resolution Protocol
(ARP) attributes, load balancing, Unicast Reverse Path Forwarding (RPF) or IP Source Guard.
• logging—Configure logging of events.
• shutdown—Shut down traffic on the interface.
This command does not require a license.
Examples This example shows how to create a loopback interface:
switch(config)# interface loopback 50
switch(config-if)# ip address 10.1.1.1/24
switch(config-if)#
Related Commands
number Interface number; valid values are from 0 to 1023.
Release Modification
5.2(1)N1(1) This command was introduced.
Command Description
show interface
loopback
Displays information about the traffic on the specified loopback interface.