[asterisk-users] Fax with asterisk

[Rizwan Hisham]

The fax is originated from a fax machine connected to an ata which supports
t38.

On Wed, Sep 24, 2008 at 11:54 PM, C F <shmaltz at gmail.com> wrote:

> On Wed, Sep 24, 2008 at 5:43 AM, Rizwan Hisham <rizwanhasham at gmail.com>
> wrote:
> > Hi all,
> > Sorry to interrupt. I need some help regarding fax passthru mode.
> >
> > We are trying to configure fax passthru mode in asterisk using sip. For
> out
> > of network calls/fax we use trunk configuration. i am using asterisk
> 1.4.2.
> > The user has to use fax machine connected to their ata and dial the
> callee
> > number, the call is originated just like a regular voice call. have not
> > defined any special context for sending faxes. Have enabled t38 and
> > canreinvite in peer/user and trunk configuration. But the fax is not
> going
> > thru. Our service provider does support fax passthru. Following is the
> trunk
> > and user/peer configuration:
>
> They support passthru, and the originating send fax is what? PSTN? or
> VoIP ATA with t38 support?
> There has to one that does the t38, if the point where it gets
> converted to VoIP does not support t38 then passthru will not help
> you.
>
> >
> > TRUNK CONF
> > [TRUNK-OUT]
> > type=peer
> > host=XXX
> > port=5060
> > context=default
> > country=us
> > dtmfmode=rfc2833
> > restrictcid=no
> > canreinvite=yes
> > insecure=no
> > disallow=all
> > allow=ulaw
> > allow=alaw
> > allow=g729
> > allow=gsm
> > promiscredir=yes
> > t38_udptl=yes
> >
> > USER/PEER
> >
> > [abc]
> > username=abc
> > type=friend
> > secret=123
> > qualify=25000
> > nat=yes
> > mailbox=12129339037
> > insecure=port,invite
> > incominglimit=2
> > outgoinglimit=2
> > intl_trunk=TRUNK-OUT
> > local_trunk=TRUNK-OUT
> > host=dynamic
> > dtmfmode=inband
> > context=uscan
> > canreinvite=yes
> > callerid="Rizwan Qureshi" <12222222222>
> > accountcode=1:0:abc
> > amaflags=default
> > disallow=all
> > allow=ulaw
> > allow=alaw
> > allow=gsm
> > t38_udptl=yes
> >
> >
> > Any solutions?
> >
> > On Tue, Sep 23, 2008 at 10:21 PM, Andrew Joakimsen <joakimsen at gmail.com>
> > wrote:
> >>
> >> On Tue, Sep 23, 2008 at 10:02 AM, Steve Totaro
> >> <stotaro at totarotechnologies.com> wrote:
> >> > ATAs work OK I guess, just make sure to use a loss less codec such as
> >> > ULAW.
> >>
> >> Since the OP stated he is using E1 lines then he should probably be
> >> using alaw instead.
> >>
> >> _______________________________________________
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> >
> >
> >
> > --
> > Best Regards
> > Rizwan Hisham
> >
> >
> > _______________________________________________
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>
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-- 
Best Regards
Rizwan Hisham
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