[asterisk-users] Transfer feature - howto?

[Eric "ManxPower" Wieling]

>>   
> I don't know if this is even possible. I might be totally wrong but once 
> this call is on the cell network, how are you gonna communicate with 
> asterisk?? From what I understand, while the voice (RTP) traffic still 
> travels through asterisk, You have no access to any kind of signalling. 
> Please correct me if I'm way off base here, anyone.

You are offbase.  Even with reinvites the SIP SIGNALING will continue 
going thru Asterisk.