[asterisk-users] Attended Transfer with REFER

Örn Arnarson orn at arnarson.net
Wed Jan 27 05:30:27 CST 2010


Thanks a lot guys. Exactly what I needed.

Best regards,
Örn

On Tue, Jan 26, 2010 at 8:48 PM, Olle E. Johansson <oej at edvina.net> wrote:

>
> 26 jan 2010 kl. 16.48 skrev Örn Arnarson:
>
> > Hi guys,
> >
> > I am wondering (and have been unable to find out thus far) whether
> Asterisk sets some special channel variables or something when a call is
> transfered with the REFER method.
> > Basically, I'm trying to figure out if it is possible to somehow get a
> transferred call back to the transferrer (as it is done with the built-in
> atxfer) after X seconds (or an unsuccessful attempt).
> >
> > Using a timeout in the Dial command is not suitable unless I am able to
> tell somehow that the call in question is being forwarded (which is of
> course not the case, as the Dial command is called befer the REFER is sent).
> >
> > Can anyone think of a way to get the call back to the transferrer after
> this timeout?
> >
> THe transferred call is sent to a context set with the channel variable
> TRANSFER_CONTEXT before you call DIAL().
>
> In there, run DUMPCHAN to see which variables you have and then dial with a
> timeout. After the timeout, dial back.
>
> /O
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