[asterisk-users] Incoming fax detection on mISDN hfcmulti B410P card

[Vieri]

According to http://www.voip-info.org/wiki-Asterisk+fax, software fax detection is "officially" supported only on ZAP channels.

Does this mean that fax detection via misdn is totally experimental and may/may not work?


--- On Thu, 1/22/09, Vieri <rentorbuy at yahoo.com> wrote:

> Hi,
> 
> I'd like to know what's the most
> "popular" method for automatic fax/voice detection
> for incoming calls on mISDN cards such as the B410P
> (hfcmulti).
> 
> I'm running:
> kernel 2.6.17
> misdn 1.1.3
> asterisk 1.4.21.2
> B410P card
> I'm using iaxmodem and hylafax with asterisk (the setup
> works for zap channels).
> 
> I've used the following options in
> /etc/asterisk/misdn.conf:
> [MY-ISDN]
> context=isdn-custom
> ports=1,2,3,4
> msns=*
> faxdetect=both
> faxdetect_context=fax-custom
> 
> However, when I receive a fax on one of the ISDN ports, the
> Asterisk CLI shows that the call is placed into the
> "isdn-custom" context instead of
> "fax-custom".
> 
> With misdn debug on, I can see:
> P[ 1] faxdetect: detecting ...
> I even placed a Wait(5) in the isdn-custom context which
> only increased the number of "faxdetect" messages
> until it times out (default 5 seconds).
> 
> What can I try to make my mISDN card auto-detect faxes?
> 
> Thanks.
> 
> Vieri