[Asterisk-Users] Asterisk 1.2 Aastra/Sayson 480i DTMF Problem

Tue Nov 22 16:31:23 MST 2005

George Pajari wrote:
> We are experiencing problems with DTMF when using Asterisk 1.2 and the 
> Aastra/Sayson 480i running 1.2.1.1002 firmware -- callers cannot 
> navigate voicemail or other menus.
> 
> Of course, we have the sip.conf set to RFC2283 (and nothing changed in 
> our config files between 1.0.9 and 1.2 when things stopped working).
> 
> Anyone else noticed this?  We have a problem report into Sayson but are 
> going to back out from 1.2 and revert to 1.0.9 in about 12 hours because 
> of this and other problems with 1.2.
> 

Are you using g729? We noticed similar behavior with some phones 
(Uniden, Polycom) when they were using g729 & rfc2833. Can't find the 
bug number...

Regards,

-- 
Jason Becker
Director & CEO
Coalescent Systems Inc.
Enabling Open Source Telephony
403.244.8089
www.coalescentsystems.ca