On Wed, 2009-09-23 at 06:19 -0700, Bharat S wrote: > In case of a call transfer, when a REFER request is received at > Transferee (from Transferor), what is the method carried in the Cseq > Header for the INVITE request originated towards Transfer Target? > As per RFC 5589 in case of basic call transfer it is shown that the > method in the Cseq Header for INVITE request is REFER, where as on > other sources it is observed that the method is being sent as INVITE.
That is an error in RFC 5589. (I have just reported it to the RFC editor.) The method in the CSeq must match the method in the request. See RFC 3261, section 8.1.1.5. Dale _______________________________________________ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
