[asterisk-users] T.30 fax receiving problem with app_fax

[Nasir Iqbal]

Try 3 second wait between Answer and ReceiveFAX


On Mon, Jul 19, 2010 at 9:27 AM, Stefan Schmidt <sst at sil.at> wrote:

> Alexander Aksarin schrieb:
> > Hello, All. I have a problem with receiving fax through T.30. I'm
> > calling 543 number from fax machine, then start sending fax and fax
> > machine send document without problem. But asterisk don't receive fax.
> > I can't find good documentation for app_fax and I'am googled this
> > errors.
> > Please help me.
> >
> > software: asterisk-1.6.2
> > OS: ALT Linux 5.0.1 Ark Server
> > hardware: Digium Wildcard TE110P T1/E1
> >
> > fax <-> avaya <T1> asterisk
> >
> > Part with fax from extensions.conf:
> > exten => fax,1,Goto(543,1)
> > exten => 543,1,Answer()
> > exten => 543,n,Set(FAXFILE=/var/spool/asterisk/fax/${CALLERID(num)}.tif)
> > exten =>
> > 543,n,Set(FAXFILENOEXT=/var/spool/asterisk/fax/${CALLERID(num)})
> > exten => 543,n,ReceiveFAX(${FAXFILE})
> >
> > debug log: http://pastebin.ca/1903349
> >
> >
> Hello,
>
> plz have a look at issue 17641
> (https://issues.asterisk.org/view.php?id=17641) and try the patch from
> there, or atleast dont use answer before ReceiveFax cause its buggy
> without this patch.
> what i also see in your log is that dahdi doesnt recognize the CED Tone
> from your fax so the echo canceler isnt turned off, which could also be
> a problem. (Row 21 to 26 in your log)
>
> best regards
>
> steve
>
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-- 
Nasir Iqbal

ICT Innovations
http://www.ictinnovations.com/
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