interface loopback

Last Updated : Nov 06, 2012 |

Enters Loopback interface configuration mode. Use no interface loopback to delete a Loopback interface or sub-interface.

If the specified interface does not exist, the system creates it and enters its configuration mode.

Syntax

[no] interface loopback [interface_number[.ip_interface]]


Parameter	Description	Possible Values	Default Value
interface_number	The number of the interface	1-99
ip_interface	The IP sub-interface number within this interface. A number of IP interfaces may be bound to a Layer 3 interface.	0-1024

read-write

general

To create Loopback interface 1 and enter its configuration mode:

Gxxx-001(super)# interface loopback 1

To create a Layer 3 sub-interface:

Gxxx-001(super)# interface loopback 1.1

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