[asterisk-users] Forwarding calls, passing Caller ID (or not)

[Eric "ManxPower" Wieling]

Joe acquisto wrote:
> There was a discussion a while back about how to pass Calller ID, when forwarding, as either the calling number, or the forwarding number.  
> 
> Had something to do with "scams" IIRC, but could not find in browsing the archives.
> 
> So, is it in the docs?  Starting point or full tilt would be appreciated.

See the "o" option to Dial.  If you do a BLIND transfer the original 
CLID should be passed to the transferee.  If you do a SUPERVISED 
transfer the original CLID won't be passed.