[Asterisk-Users] Double DTMF with tdm card

[Eric "ManxPower" Wieling]

Walt Reed wrote:
> Note this is on external calls to external applications.... Not Asterisk
> DTMF detection. It's as though DTMF is distorted when going through a
> TDM fxs port, or that it's being caught (too late) and then
> retransmitted. Does * intercept outgoing dtmf?

For outgoing DTMF play around with your txgain and rxgain.  I suspect 
your outbound DTMF is either too loud or too soft.