Check the debug log to see if echo cancel is really kicking in. Also, you have to have the echocancel=yes before the individual channel statements ----- Original Message ----- From: "Linus Surguy" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, September 15, 2003 11:19 AM Subject: [Asterisk-Users] echo cancelation
> HI all, > > Having a mental block today - can someone confirm which direction the echo > cancelation applies to for the Zap PRI channels? > > ie. is it removing traces of the transmitted data to the PSTN from the > received data, > > *or* is it removing traces of the data transmitted to Asterisk from the data > received back from Asterisk? > > Got a configuration that is based on a call made from the PSTN to a SIP > user: > > PSTN -> Telco Switch -> PRI -> Asterisk -> SIP -> X-Lite > > PSTN caller hears no echo > X-Lite user hears significant (1 second or so) echo > > If we setup a call so that the 'telco switch' runs an IVR process instead of > linking to the PSTN, keeping the call entirely in the digital domain so no > signal reflection the X-Lite user does not hear echo. > > Echocancel=yes etc. is enabled in the zapata.conf > > Which party is at fault? > > Linus > > > > _______________________________________________ > Asterisk-Users mailing list > [EMAIL PROTECTED] > http://lists.digium.com/mailman/listinfo/asterisk-users _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users
