[Freeswitch-users] Prolems with DTMF

[Michael Collins]

On Tue, Jun 2, 2009 at 9:18 AM, Rudolf Denert <rdenert at tng.de> wrote:

> Hello,
>
> I have problems with sending DTMF. The freeswitch server recieves the
> digits from my telefon (SIP account) if I activate DTMF with:
> <action application="start_dtmf"/>
> in my dialplan.
>
> The line
> <--param name="dtmf-type" value="rfc2833"/-->
> in sofia.conf.xml is active, too.
>
> But than I have the problem that the other phone doesn't work. It is a
> VoATM device. The curious thing is that I see the digits in the logfile
> whiche were sent from the phone. In the first example I saw nothing.
>
> Does anybody have an idea???
>

Are you trying to send digits inband or RFC2833? Unless there's a compelling
reason not to, we recommend 2833. What is the equipment on the far end
looking for?
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