[asterisk-users] Incoming Fax Issue with Asterisk 11.7 and Digium Fax

[Larry Moore]

On 3/02/2014 3:34 PM, Jakob-Matthias Böttger wrote:
.
.
.
>
> [sipcall.ch]
> type=peer
> insecure=invite
> defaultuser=123456789
> fromuser=123456789
> fromdomain=voipdomain.com
> secret=gueswhat
> host=voipdomain.com
> qualify=yes
> context=from-sip
> dtmfmode=rfc2833
> callbackextension=123456789
>

add

directmedia=no
setvar=FAXOPT(gateway)=no

change
insecure=port,invite


>
> [fax-rx]
>
> exten => receive,1,NoOp(**** FAX RECEIVE ****)
> exten => receive,n,Set(GLOBAL(FAXCOUNT)=$["${GLOBAL(FAXCOUNT)}" + "1"])
> exten => receive,n,Set(FAXCOUNT=${GLOBAL(FAXCOUNT)})

Do you want to keep your received faxes or is it OK to overwrite them 
the next time asterisk is re-started!?

>
> udptl.conf
> [general]
> udptlstart=4000
> udptlend=4999
> udptlfecentries = 3
> udptlfecspan = 3
> use_even_ports = no
>

You may want to change

use_even_ports=yes

You will need to restart Asterisk for this change.

Some other suggestion if the above doesn't help are;

faxdetect=cng
t38pt_udptl=no

Larry.