[asterisk-users] asterisk fax handeling

[Klaus Darilion]

Am 18.03.2010 05:11, schrieb Olivier:
>
>
> 2010/3/17 Klaus Darilion <klaus.mailinglists at pernau.at
> <mailto:klaus.mailinglists at pernau.at>>
>
>
>
>     Am 17.03.2010 10:40, schrieb Peter den Hartog:
>      > Hello,
>      >
>      > I was wondering if the following was possible:
>      > When somebody sends a fax to my direct number 0101234567105 (my
>      > extension will be 105) is it possible that Asterisk, or an addon sees
>      > this as a fax, and e-mail the fax to me?
>      > So everybody with a private extension will be able to receive
>     faxes in
>      > his e-mailbox on his direct number.
>
>     Yes, that should work (at least with 1.6.2):
>
>     1. Enable fax detection on the inbound channel, e.g. sip.conf:
>
>     ; FAX detection will cause the SIP channel to jump to the 'fax'
>     extension (if it exists)
>     ; when a CNG tone is detected on an incoming call.
>     ;
>     ; faxdetect = yes              ; Default false
>
>
>     chan_dahdi.conf:
>     ; For fax detection, uncomment one of the following lines.  The default
>     is *OFF*
>     ;
>     ;faxdetect=both
>     ;faxdetect=incoming
>     ;faxdetect=outgoing
>     ;faxdetect=no
>
>
>     Further, put a "fax" extension in the context where you handle the fax,
>     e.g. forward to Hylafax are receive directly with ReceiveFAX().
>
>     IIRc the originaly dialed number will be written in the variable
>     FAXEXTEN. Thus, you can send the fax to the respective email address
>     based on FAXEXTEN.
>
>     regards
>     klaus
>
>
>
> As IMHO, fax detection needs callee to answer the incoming call, how
> should I proceed to get a pre-recorded audio file played ("You're bout
> to receive an incoming fax call") to callee while the incoming fax call
> is converted into a fax file ?
>
> My understanding of Asterisk dialplan is :
> - a fax call comes in from channel A,
> - appropriate extension is dialed through channel B,
> - user answers and channels A and B are bridged,
> - Asterisk detects the call is a fax call and then :
> --- 1. stops channel B
> --- 2. jumps into dialplan fax priority
>
> Is it possible to play a message on channel B before stopping ?
>
> Regards
>
>
> makes me think that as soon as a fax is detected, the receiving channel
> is stopped

Actually I don't know, I have never used it yet.

regards
klaus