Hello, <>The UAS MUST send any non-100 provisional response reliably if the initial request(INVITE) contained a Require header field with the option tag 100rel.
If you don't have any provisional response to be sent at remote end I think you can send 200 OK. Regards Vinod Kagalkar MultiTech Software Systems Tang Xi wrote: >Hi sip group: > >I have a following question about 100rel： > >UAC send a INVITE request and add Require:100rel, and if UAS supports 100rel >, can UAS send 200 response without 183? >_______________________________________________ >Sip-implementors mailing list >[email protected] >https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > > > > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
