ADTRAN AOS Version R10.1.0 Command Reference Manual page 1750

Command Reference Guide
loopback
Use the loopback command to activate a loopback on the foreign exchange office (FXO) module. Use the
no form of this command to deactivate the loopback. Variations of this command include:
loopback analog
loopback digital
Syntax Description
analog
digital
Default Values
No default values are necessary for this command.
Command History
Release 7.1
Usage Examples
The following example activates a loopback toward the T1 network side of the connection after passing
through analog filters in the voice CODEC:
(config)#interface fxo 0/1
(config-fxo 0/1)#loopback analog
60000CRG0-35E
Initiates a loopback toward the T1 network side of the connection after
passing through analog filters in the voice CODEC.
Initiates the same loopback before passing through analog filters in the
voice coder-decoder (CODEC).
Command was introduced.
Copyright © 2012 ADTRAN, Inc.
FXO Interface Command Set
1750