On Mon, 2009-05-11 at 12:38 +0530, Krishna Rao Gurram wrote: > Hi, > > <-- INVITE > 100 --> > 180 --> > 200 OK ->> > <-- ACK > <---REFER (with in the dialog same from tag, To tag and the call-id) > > can we send the the above REFER? > > (if the above REFER is out side dialog it is OK.)
The above sequence is the standard method to effect a blind transfer. The out-of-dialog REFER is allowed in principle, but many UAs do not implement it. Dale _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
