Well, this solution seemed not to work for me, maybe because I did not set the minimum and also if I am using a sip phone or ATA, the solution would not apply -- correct me if I am wrong on either of these.
on Wednesday 04/15/2009 Mark G. Thomas([email protected]) wrote > Hi, > > On Mon, Apr 13, 2009 at 05:32:45PM -0400, John covici wrote: > > Hi. I have a SIP provider which wants RFC2833 for the dtmfmode, > > however I would like to increase the duration of the tone, its pretty > > short and some IVR's are unhappy or don't detect it. I did poke > > around, but it looks like when RFC2833 is used, it actually generates > > rtp packets of some sort, so I have no idea how to increase that > > duration. > > > > Any assistance would be appreciated. > > I had a similar problem. > > Adding "dtmf" to the "console =>" line in logger.conf is tremendously > helpful in diagnosing the dtmf behavior. > > My successful work-around was to recompile asterisk with the following > adjustments. Asterisk then extends the duration of the short tones. I'm > puzzled why these aren't a run-time configuration settings, since I'd > think this would be a common problem. > > [r...@sylvester asterisk-1.4.24]# diff main/channel.c_orig main/channel.c > 91c91 > < #define AST_DEFAULT_EMULATE_DTMF_DURATION 100 > --- > > #define AST_DEFAULT_EMULATE_DTMF_DURATION 150 > 94c94 > < #define AST_MIN_DTMF_DURATION 80 > --- > > #define AST_MIN_DTMF_DURATION 150 > > I also later got my provider (Vitelity) to provision my service > on a different server of theirs, which then also seemed to improve > both their RFC2833 DTMF reliability and duration. > > -Mark > > -- > Mark G. Thomas ([email protected]) > voice: 215-591-3695 > http://mail-cleaner.com/ -- Your life is like a penny. You're going to lose it. The question is: How do you spend it? John Covici [email protected] _______________________________________________ -- 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
