Ok, I'll bite, what possible IAX bugs/shortcomings/features can cause echo ?
Tim. On 20 Nov 2008, at 18:47, Steve Totaro wrote: > Simple tests. Change from the highly touted "IAX2" to SIP, but before > that, download X-Lite and see if you have the same delay. If you > don't then look at your Polycoms, if you do, then switch to SIP. > -- > Thanks, > Steve Totaro > +18887771888 (Toll Free) > +12409381212 (Cell) > +12024369784 (Skype) > > > On Thu, Nov 20, 2008 at 1:39 PM, Dave Fullerton > <[EMAIL PROTECTED]> wrote: >> There are also settings which will turn on local echo cancellation >> for >> the handset, headset and/or speaker phone. I don't recall their >> names at >> the moment. They are off by default on the handset and headset unless >> you're using a very recent (3.0+) SIP app. >> >> Tim Nelson wrote: >>> I'm not sure about the 3 second delay, but I've seen plenty of >>> echo issues on Polycom phones when the gain has been changed on >>> the handset. Check the voice.gain.tx and voice.gain.rx settings in >>> your sip.cfg to make sure they're not too high. >>> >>> You also may want to make sure there aren't any system resource >>> constraints such as high CPU usage or memory usage... :-) >>> >>> Tim Nelson >>> Systems/Network Support >>> Rockbochs Inc. >>> (218)727-4332 x105 >>> >>> ----- "c james" <[EMAIL PROTECTED]> wrote: >>> >>>> A Polycom 550 and a IAX client (Mozphone and ZoIPer were used) are >>>> having a conversation. Call quality is reported as good except for >>>> an >>>> echo with a 3 second delay. >>>> >>>> Most of my searches are saying echo happens only on the PSTN piece, >>>> but >>>> there isn't one here. >>>> >>>> Can someone point me in the right direction? >>>> >>>> Asterisk 1.4.21.2 >>>> Under 40 users >>>> Quad-Core AMD Opteron(tm) Processor 2352 and 4G RAM (Hey, that's >>>> what >>>> they wanted to use!) > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > 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 -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
