[Asterisk-Users] UK PSTN Calling From OH323 Problem

[Iain Young]

Hi Cameron,

You Wrote:

On Thu, Apr 14, 2005 at 08:47:38AM +1200, Cameron Beattie wrote:

> Couple of things I noticed:
> Dunno why you'd have s extension in [voip-h323] context.
> Format of Dial command seems wrong
> Try putting the specific number you dial in extensions.conf e.g.
> exten => 02077777777,1,Dial(Zap/1/02077777777)
> exten => _9X.,1,Dial(Zap/1/${EXTEN:1})

Thanks for the hints. Turned out I needed to up the txgain to 0.25,
in order to get the DTMF tones to be picked up at the exchange end.

Spoke with a colleague, who mentioned that 1,4, and 7" are the lowest
frequency DTMF tones, so maybe that's related to "1471" working, and
not other numbers.


Best Regards

Iain