On Mon, 2010-02-15 at 11:16 -0800, Brett Tate wrote: > RFC 3262 allows the UAS to send a final response (such as 200 OK) to > INVITE within some situations while there are still outstanding > unacknowledged reliable provisional response. Is it acceptable to > send 481 response for unacknowledged reliable response's PRACK when > the dialog still exists? The relevance is mainly associated with > somehow trying to communicate unwillingness to fully update the dialog > per PRACK's headers/content because of race condition.
It doesn't seem right to send a 481 -- after all, the dialog/dialolg-usage that the PRACK is referencing exists and the provisional response it is confirming existed. Why would the UAS want to reject an acknowledgment of a provisional response that it sent? Dale _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
