Misc. Dialplan Tools echo
From FreeSWITCH Wiki
Revision as of 11:52, 20 May 2010 by Diego.viola
Places the calling channel in loopback mode.
It simply returns everything sent, including voice, DTMF, etc.
Consider it an "echo test". It is generally useful for checking delay in a call path.
From the Dialplan
<action application="echo" data=""/>