SV: [Asterisk-Users] IAX - only one way traffic

[Eric "ManxPower" Wieling]

Bjørn O wrote:
> This is really the day for new experiences – sorry for the load on the
> mailing list, but this will be the last issue I try to solve before I take
> the night off;)
> 
>  
> 
> So I’ve got the incoming calls to work with a not-so-well solution (could
> therefore still need some feedback on the previous email). But now it
> appears that the IVR menu doesn’t respond to DTMF sent from my cellphone
> into Asterisk. I did a “iax2 debug” and there’s no particular output about
> dtmf keys when I press them on the cellphone, which basically tells me that
> the DTMF is probably passed on as audio from my provider. However, IAX would
> be pretty useless if there’s no way of accessing the selections in the IVR
> from a PSTN line.
> 
>  
> 
> I’ve been searching the list, but have yet to find a solution to this.
> Thanks for all help!

IAX2 does not support inband DTMF.