[asterisk-users] DTMF Corruption Problem

Kristian Kielhofner kris at krisk.org
Wed Nov 8 14:32:57 MST 2006


Justin Tunney wrote:
> Asterisk People,
> 
> I'm currently using Asterisk and with a SIP voip provider and I'm
> having problems where DTMF input in my IVR app is getting corrupted
> intermittently.
> 
> For example, if someone enters 1025, it may come though correctly as
> 1025, or it may come trough as 10025, or 100255.  DTMF digits will
> just double up.
> 
> This doesn't happen all the time.  Asterisk will just pick times to
> not be very friendly with DTMF, and other times it will just work
> flawlessly.
> 
> I'm using RFC2833 on:
> 
> Linux hostname 2.6.9-42.0.2.ELsmp #1 SMP Wed Aug 23 00:17:26 CDT 2006
> i686 i686 i386 GNU/Linux
> 
> with Asterisk 1.2.13.
> 
> Also, I am not using a zaptel timer.  Could this possibly be causing
> problems with DTMF??
> 
> Thanks!
> 
> -- 
> Justin Tunney

Justin,

	Have you tried 1.4 with vldtmf?

--
Kristian Kielhofner


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