I have the same problem, it appears to be a problem with the echo canceller. I have elected to install a DSP based T1 echo canceller, on advice from TC.
Will report on how I make out. Brent On Thu, 1 Apr 2004, Justin Carlson wrote: > how do you adjust ? > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of John Vogel > Sent: Thursday, April 01, 2004 12:25 PM > To: [EMAIL PROTECTED] > Subject: RE: [Asterisk-Users] Echo's and dropped calls > > > > Did you play with txgain and rxgain? Reduces echo but also volume - > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Justin Carlson > Sent: Thursday, April 01, 2004 10:21 AM > To: [EMAIL PROTECTED] > Subject: RE: [Asterisk-Users] Echo's and dropped calls > > on both the box with the zap interface and the remote office. it helped > some but the problem remains > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of John Vogel > Sent: Thursday, April 01, 2004 12:10 PM > To: [EMAIL PROTECTED] > Subject: RE: [Asterisk-Users] Echo's and dropped calls > > > > Do you have > > echocancel=yes > echocancelwhenbridged=yes > echotraining=yes > > In your zapata.conf file? Wiki is good for this - > > John V. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Justin Carlson > Sent: Thursday, April 01, 2004 9:45 AM > To: [EMAIL PROTECTED] > Subject: [Asterisk-Users] Echo's and dropped calls > > Hi all, > > I have a problem with echo and silence in the middle of calls. the > echo problem is that in the first 5 to 10 seconds of a call there is echo on > the sip side but not on the PSTN side, also the echo will randomly come back > in the call sometimes, I'd say 3 out of 10 calls. the other problem I have > is that sometimes ( like maybe 4 times a day ) we will be talking to PSTN > calls and one side of the call will go silent and then 5 to 10 seconds later > come back. we have this setup. > > PSTN <--> Asterisk /w T100p <-IAX2-> Asterisk2 /w zapdummy <-sip> snom > 200's, and locally in our office it looks like this > PSTN <-T100p-> Asterisk <-sip-> snom 200's (the echo is on this setup as > well) > > any help would be appreciated. > > _______________________________________________ > 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 > > _______________________________________________ > 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 > > _______________________________________________ > 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 > > _______________________________________________ > 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 > > _______________________________________________ > 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 > _______________________________________________ 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
