Hi, Here I think it should not send 500 Response. It would be 4xx response rather than 5xx, but 491 would be better reponse as the UAS is waiting for the ACK from Client, at this time any request received by UAS the response will be 491.
Regards, Ravi __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
