show interface loopback

This command displays information about configured loopback interfaces.

Format	show interface loopback [loopback-id]
Mode	Privileged EXEC

If you do not specify a loopback ID, the following information appears for each loopback interface on the system:

Column

Meaning

Loopback ID	The loopback ID associated with the rest of the information in the row.
Interface	The interface name.
IP Address	The IPv4 address of the interface.

If you specify a loopback ID, the following information appears:

Column

Meaning

Interface Link Status	Shows whether the link is up or down.
IP Address	The IPv4 address of the interface.
MTU size	The maximum transmission size for packets on this interface, in bytes.

Published February 2019prev | next