On Feb 14, 2008, at 10:01 AM, Hagai Sela wrote: > Hi, > I have the following scenario: > > a UAC sends an INVITE > the UAS sends 100 > the UAS sends 183 with a to-tag > the UAC sends CANCEL > the UAS sends 200 OK for the CANCEL > the UAS sends 487 on the INVITE. > > Should the 487 response have a to-tag? what should the UAC do if there > is no to-tag present?
From: Robert Sparks <[EMAIL PROTECTED]> If I remember correctly, the text has the UAS put a to-tag on non-200 final responses to INVITE. Its not used for anything though - a UAC certainly shouldn't get upset about it not being there. That sounds right to me. Dale _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
