[Freeswitch-users] Does FS handle three-way calling on the same POTS?

[covici at ccs.covici.com]

Sadly, fs will not do a hook flash.

Michael Collins <msc at freeswitch.org> wrote:

> What are the instructions from the provider to create the second call?
> Usually with an analog line you have to do a hook flash, then dial some more
> digits, and then do another hook flash.
> 
> -MC
> 
> On Tue, Mar 1, 2011 at 1:10 AM, GillesToo <codecomplete at free.fr> wrote:
> 
> > Hello
> >
> > My ISP offers basic PBX features and free calls through when plugging a
> > phone in an RJ11 on the ADSL modem. I'd like to hook up a PC to the modem
> > with an FXO module, and use three-way calling so that the server calls me
> > back on my cellphone, and then lets me call a number through the server
> > before switching to a conference call. Poor man's callback system :-)
> >
> > I finally got Asterisk to make the first call, and put it on hold, but it
> > stops there: It appears that Asterisk is unable to create a second channel
> > on the same FXO module when a call has been put on hold ("app_dial.c:1310
> > dial_exec_full:Unable to create channel of type 'Dahdi' (cause 0 -
> > Unknown)").
> >
> > I was wondering if someone had successfully used Freeswitch in this
> > scenario?
> >
> > FWIW, here's my extensions.conf:
> > ==============
> > [from_fxo]
> > exten => s,1,Wait(2)
> > exten => s,n,Set(GLOBAL(CID)=${CALLERID(num)})
> > exten => s,n,Hangup()
> >
> > ;script waits and creates callfile
> > exten => h,1,system(/var/tmp/test10.lua ${CID}&)
> >
> > ;context used by callfile
> > [callback]
> > exten => start,1,NoOp(In callback, CID is ${CID})
> > ;how to wait until remote phone picked up?
> > exten => start,n,Wait(5)
> > exten => start,n,Answer()
> > exten => start,n,Playback(tt-monkeysintro)
> >
> > exten => start,n,Flash()
> >
> > ;BAD exten => start,n,Dial(Dahdi/1/${GSM})
> > ;does ring second number, but no actual voice channel
> > exten => start,n,SendDTMF(456789)
> > ==============
> >
> > Thank you.
> >
> > --
> > View this message in context:
> > http://freeswitch-users.2379917.n2.nabble.com/Does-FS-handle-three-way-calling-on-the-same-POTS-tp6076537p6076537.html
> > Sent from the freeswitch-users mailing list archive at Nabble.com.
> >
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> 
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-- 
Your life is like a penny.  You're going to lose it.  The question is:
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you spend it?

         John Covici
         covici at ccs.covici.com