[asterisk-users] DTMF

Sebastian
Wed, 15 Sep 2010 17:02:30 -0000

On 09/14/2010 06:33 PM, Dan Journo wrote:
> Hi,
>
> It seems ive broken my settings and now, asterisk isnt detecting my DTMF
> tones.
>
> What kind of diagnostics can I do to work this out?
>
> I've set the extension in sip.conf to everything listed on this page
but
> no result. I've also played around with the settings on the phone with
> no help either. Someone once said on here that Asterisk and the SIP
> phone have to match, but that doesnt seem to work either.

As per the following link, you have to set "dtmfmode" the same in
sip.conf and in the SIP client configuration (hardware or software
phone). Also, it looks like 'inband' only works with ulaw and alaw.

http://www.voip-info.org/wiki/view/Asterisk+sip+dtmfmode

Sebastian

>
> Any ideas?
>
> Thanks
>
> Dan
>