> This is almost standard with voip calls. The echo-cancellation has to > train up to the call parameters. Some hardware is better with it than > others and you can try tweaking the value for the echo canceler up and > down.
Hmm. This has not been my experience. I have rarely seen echo on pure SIP calls, but in all cases that I have, I've found that it is a regular acoustic echo caused by unusual gain settings on at least one end of the call. > On Sat, Jul 19, 2008 at 11:41 AM, Joseph L. Casale > <[EMAIL PROTECTED]> wrote: >> I am being told by the users on a purely sip based setup that when an >> inbound sip call is first answered, they here an echo on their greeting >> and then the conversation stabilizes and it works well. >> >> Any ideas where to look to start curing this? >> >> Thanks! >> jlc >> >> _______________________________________________ >> -- Bandwidth and Colocation Provided by http://www.api-digital.com -- >> >> AstriCon 2008 - September 22 - 25 Phoenix, Arizona >> Register Now: http://www.astricon.net >> >> asterisk-users mailing list >> To UNSUBSCRIBE or update options visit: >> http://lists.digium.com/mailman/listinfo/asterisk-users >> > > > > -- > Chad Whitten > Metro Network Solutions > (601) 366-6630 Phone > (601) 366-6066 Fax > (601) 842-6804 Cellular > [EMAIL PROTECTED] > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > AstriCon 2008 - September 22 - 25 Phoenix, Arizona > Register Now: http://www.astricon.net > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- AstriCon 2008 - September 22 - 25 Phoenix, Arizona Register Now: http://www.astricon.net asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
