ADTRAN AOS Version R10.1.0 Command Reference Manual page 1765

Command Reference Guide
loopback
Use the loopback command to activate a loopback toward the T1 network side on the foreign exchange
station (FXS) 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 6.1
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 fxs 2/1
(config-fxs 2/1)#loopback analog
60000CRG0-35E
Initiates a loopback toward the T1 network side of the connection after
passing through analog filters in the voice coder-decoder (CODEC).
Initiates the same loopback before passing through analog filters in the
voice CODEC.
Command was introduced.
Copyright © 2012 ADTRAN, Inc.
FXS Interface Command Set
1765