[asterisk-users] Handling multiple fax machines and the fax extension, and general call routing

[Steve Totaro]

So you have mapped a DID (last four digits) to your DHADI port in the
regular extensions context, not the fax context?  What is the CLI
output?

Thanks,
Steve Totaro

PS.  Figured I would start with DHADI now.....


On Thu, May 22, 2008 at 4:37 PM, arkda <thrills3k3r at gmail.com> wrote:
> Thanks for your response Steve. You almost lost me when I saw DAHDI, that's
> going to take some getting used to.
>
> Using 'n' for the faxes will not work since these fax machines are all
> department dependent and they're very territorial.
>
> In my config I'm using Dial commands as you described in your second post.
> I'm not sure what I could do differently there...?
>
> On Thu, May 22, 2008 at 4:10 PM, Steve Totaro
> <stotaro at totarotechnologies.com> wrote:
>>
>> On Thu, May 22, 2008 at 4:07 PM, Steve Totaro
>> <stotaro at totarotechnologies.com> wrote:
>> > On Thu, May 22, 2008 at 3:59 PM, arkda <thrills3k3r at gmail.com> wrote:
>> >> Hi,
>> >>
>> >> I've been trying to implement a fax solution using a TDM880 (8 analog
>> >> ports,
>> >> FXS). I have a PRI circuit that terminates on a TE120 at the same
>> >> server.
>> >> The server is running Asterisk 1.4.18.
>> >>
>> >> The idea is to have seven fax machines, each with a different number,
>> >> connected directly to the TDM880. Zaptel/Zapata are configured and work
>> >> properly (1-24 is the TE120, 25-32 is the TDM880). Voice calls are
>> >> working
>> >> great, and a single fax machine works well.
>> >>
>> >> I seem to be having some difficulty with my dialplan when using the fax
>> >> extension, however. Here is an abbreviated example of my dialplan:
>> >>
>> >> extensions.conf
>> >>
>> >> [internal]
>> >> exten => 2001,1,Dial(SIP/2001)
>> >> exten => 2002,1,Dial(SIP/2002)
>> >>
>> >> ; dial out
>> >> exten => _1NXXNXXXXXX,1,Dial(Zap/G2/${EXTEN})
>> >>
>> >> exten => fax,1,Goto(${EXTEN})
>> >>
>> >> ; fax machines
>> >> exten => 1000,1,Answer()
>> >> exten => 1000,n,Wait(3)
>> >> exten => 1000,n,Dial(Zap/25)
>> >>
>> >> exten => 1001,1,Answer()
>> >> exten => 1001,n,Wait(3)
>> >> exten => 1001,n,Dial(Zap/26)
>> >>
>> >> exten => 1002,1,Answer()
>> >> exten => 1002,n,Wait(3)
>> >> exten => 1002,n,Dial(Zap/27)
>> >>
>> >> [external]
>> >>
>> >> exten => 2001,1,Goto(internal,2001,1)
>> >> exten => 2002,2,Goto(internal,2002,1)
>> >>
>> >> exten => fax,1,Goto(internal,${EXTEN},1)
>> >>
>> >> exten => 1000,1,Answer()
>> >> exten => 1000,n,Wait(3)
>> >> exten => 1000,n,Goto(internal,1000,1)
>> >>
>> >> exten => 1001,1,Answer()
>> >> exten => 1001,n,Wait(3)
>> >> exten => 1001,n,Goto(internal,1001,1)
>> >>
>> >> exten => 1002,1,Answer()
>> >> exten => 1002,n,Wait(3)
>> >> exten => 1002,n,Goto(internal,1002,1)
>> >>
>> >> -----------------------------------
>> >>
>> >> My PRI provider only hands off the last 4 digits, so the above works
>> >> well
>> >> for voice calls. The fax detection extensions DO detect faxes properly
>> >> (faxdetect=both is set in zapata.conf), however I'm not sure how to
>> >> route
>> >> them to the proper line (Zap/25, etc.) if I route the calls into a
>> >> catch all
>> >> extension such as 's'. The above doesn't work since the $[EXTEN}
>> >> variable
>> >> gets changed from the dialed number, such as '1001', to 'fax' and dives
>> >> into
>> >> a loop. By changing the fax extension lines to something like this:
>> >>
>> >> exten => fax,1,Dial(Zap/25)
>> >>
>> >> I can get a single line to dial and receive without any problems, but
>> >> this
>> >> obviously will not work for multiple fax machines.
>> >>
>> >> What's the best method for properly routing numbers that get routed
>> >> into a
>> >> catch all extension, such as 's'? I've been digging around in the
>> >> Asterisk:
>> >> TFOT v2 and on Google, but I haven't been able to find an example of
>> >> this.
>> >>
>> >>
>> > exten => fax,1,Dial(Zap/25,5)
>> > exten => fax,n,Dial(Zap/26,5)
>> > exten => fax,n,Dial(Zap/27,5)
>> >
>> > Timeout on 5 seconds roll to the next line.
>> >
>> > Thanks,
>> > Steve Totaro
>> >
>>
>> If you want to use DIDs then add exten =
>> NNNN,1,Dial(correspondingDAHDIchan) the NNNN is going to correspond
>> with the last four digits of your DID, what the telco is sending....
>>
>> Thanks,
>> Steve Totaro
>>
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>
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