[Asterisk-Users] DTMF feedthru again...

[Eric "ManxPower" Wieling]

Doug Crompton wrote:
> Ok well I am not crazy! This seems like such an important issue I am not
> sure why it has lasted for so long. DTMF is the backbone of everything we
> do here. Without it we would not have calls!! At least get the DTMF stuff
> right. I feel a little guilty complaining since this is free but it is
> also used in some high level demanding situations (not mine) and thus is
> not a trivial issue.

In my experience, PSTN DTMF problems are usually a volume issue.  Play 
with the receive and transmit gains on the SIPura FXO port.

Of course when doing SIP you need your DTMF mode (RFC2833 is what I 
recommend) correct before you start trying to fix the PSTN DTMF issues.

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