ADTRAN AOS Version R10.1.0 Command Reference Manual page 3500

Command Reference Guide
echo-cancellation
Use the echo-cancellation command to improve voice quality for packetized-based voice calls, such as
Voice over IP (VoIP) or Media Gateway Control Protocol (MGCP). Enabling this command may
significantly improve the voice quality in calls across the telephone network. Use the no form of this
command to disable this feature.
Syntax Description
No subcommands.
Default Values
By default, echo-cancellation is enabled.
Command History
Release 9.3
Release 11.1
Usage Examples
The following example activates echo-cancellation:
(config)#voice trunk t01 type isdn
(config-t01)#echo-cancellation
60000CRG0-35E
Command was introduced.
Command was expanded to include the integrated services digital network
(ISDN) trunk.
Copyright © 2012 ADTRAN, Inc.
Voice ISDN Trunk Command Set
3500