> At 02:30 PM 4/22/2004, you wrote: > >I would also offer feedback that we too have random calls with echo on our > >end, that can't be traced to a reproducible event. It's very odd and can > >be frustrating, as it's a big distraction for those that don't know > >better. Like a bad cell phone connection when you hear yourself talk. For > >us, this happens in a pure SIP environment on a network switch dedicated > >to Asterisk, a T1 PRI and 18 SIP handsets. > > > >HTH, > >Ryan > > We have three Cisco 7940 SIP phones and 1 POTS phone connected to our * > server with TDM10B fxs card. Our * server is connected to the pstn with 3 > X100P cards. We have similar echo problems but only on our SIP phones. We > do not have any echo problems with the POTS phone. > > We just purchased a Polycom IP 500 SIP phone to test but I expect similar > echo problems. > > The recent thread which addressed milliwatt generators and gain adjustments > helped to reduce our echo but the thread was never completed. We are not > sure how to test the TX gain adjustment and where on the graph to set the > RX gain when using a milliwatt generator tone.
The thread truly has not been completed and will likely take a few more weeks to do it. I do believe we'll get to the bottom of it though, just hand tight. Rich _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users