On Fri, 27 Feb 2009, Bruce Komito wrote: > I know the subject of echo has been discussed ad nauseum, but I think I > have a somewhat unusual problem. I am suddenly experiencing occasional > echo on SIP to SIP calls. This is a new development and has never > happened in all the years we've been running *. The phones involved are > not junk phones (Cisco 7960's and Linksys 942's). I don't recall seeing > any settings anywhere than have anything to do with echo cancellation on > non-ZAP devices. Anyone have a clue where I should start looking? > > TIA > > Bruce Komito > WPTI Telecom > (775) 236-5815 >
Try adjusting the volume on the mics on either end. You could be getting feedback. Happens when I make SIP to SIP calls and I keep my phones on speakerphones. And before it's asked, has happened to Snom's, Polycoms, 7960's a 7970, Aastra. =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ J. Oquendo SGFA, SGFE, C|EH, CNDA, CHFI, OSCP "Enough research will tend to support your conclusions." - Arthur Bloch "A conclusion is the place where you got tired of thinking" - Arthur Bloch 227C 5D35 7DCB 0893 95AA 4771 1DCE 1FD1 5CCD 6B5E http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x5CCD6B5E _______________________________________________ -- 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
