[Asterisk-Users] DTMF modes and external IVR systems over ISDN

[Martin Pycko]

Are you experiencing it over PRI ? Can you send the "pri debug span
<spanno> trace ?Is your asterisk/libpri code very recent ?

regards
Martin

On Sun, 3 Aug 2003, Stefano Finetti wrote:

> Mark,
>
> I'm now able to send proper DTMF tones checking on the isdn driver and using
> "rfc2833" as dtmf mode for sip.conf and phones.
>
> But there is a question that i think only you can check and answer:
>
> Why * often when calling via outside line some number that has IVR systems,
> doesn't recognize the answer?
>
> It stays there, waiting, even if i'm sure the other side of the line has
> answered the call (tried in the same time from * and using my mobile phone).
>
> I can't figure out what kind of problem can be, I encountered it in many *
> installation...
>
> --
> Stefano Finetti
>
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