Command Reference Guide

3Com Router 5000 Family and Router 6000 Family ft1 loopback ● 185
Command Reference
ft1 loopback
Purpose Use the ft1 loopback command to place the T1-F interface in local or remote
loopback.
Use the undo ft1 loopback command to disable loopback on the interface.
Syntax ft1 loopback { local | remote }
undo ft1 loopback [ local | remote ]
Parameters local
Places the interface in local loopback.
remote
Places the interface in remote loopback.
Default By default, the interface is not placed in local or remote loopback.
Example Place the T1-F interface in local loopback.
[Router-Serial0/0/0] ft1 loopback local
View This command can be used in the following views:
■ T1-F Interface view
Description Enable loopback only when testing state of interfaces or cables.