[Asterisk-Dev] Zaptel DTMF Problem?

[Kevin P. Fleming]

Peter Svensson wrote:

> Unfortunately, if no such progress IE is received, neither as a PROGRESS
> nor in the ANSWER message the dsp will never be activated. The attached
> patch enable the dsp on ANSWER if not already enabled. Detection of
> in band progress messages is disabled if no corresponding IE is included. 
> Dtmf detection will thus always be enabled and in band progress detection 
> will be enabled only if it should be.

That analysis and patch look correct to me; I've CC'd Mark on this 
response so he can decide whether to merge it or not (presumably you 
have a disclaimer already on file). I'd suggest opening a bug in Mantis 
about it, but we know what will happen if you do that :-)