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

[Michael Collins]

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.
>
> --
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> 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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