ADTRAN AOS Version R10.1.0 Command Reference Manual page 3737

Command Reference Guide Voice User Account Command Set
modem-passthrough
Use the modem-passthrough command to switch to passthrough mode on fax or modem tone detection.
This command allows modem and fax calls to maintain a connection without altering the signals with the
voice improvement settings, such as echo cancellation and voice activity detection (VAD). Use the no form
of this command to disable this feature.
Syntax Description
No subcommands.
Default Values
By default, modem-passthrough is enabled.
Command History
Release 11.1 Command was introduced.
Usage Examples
The following example disables modem-passthrough:
(config)#voice user 4444
(config-4444)#no modem-passthrough
60000CRG0-35E Copyright © 2012 ADTRAN, Inc. 3737