[asterisk-users] Attended Transfer with REFER

[Olle E. Johansson]

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