Rajanikanth wrote: > But in RFC5627(GRUU) it's mentioned that Call-ID can change in register > refresh requests,if UA wants to invalidate temp-gruu. > Can we change call-ID in the register refresh requests?
Sure you can change the callid from one REGISTER request to another. In that case it is, as far as the registrar is concerned, not a refresh but rather an entirely new registration. Thanks, Paul > -- > Thanks, > Rajanikanth > > Uttam Sarkar wrote: >> RFC 3261 says: >> >> In section 10.3 >> >> >> Call-ID: All registrations from a UAC SHOULD use the same Call-ID >> header field value for registrations sent to a particular >> registrar. >> >> If the same client were to use different Call-ID values, a >> registrar could not detect whether a delayed REGISTER request >> might have arrived out of order. >> >> >> >> -----Original Message----- >> From: sip-implementors-boun...@lists.cs.columbia.edu >> [mailto:sip-implementors-boun...@lists.cs.columbia.edu] On Behalf Of >> Rajanikanth >> Sent: Tuesday, December 22, 2009 11:28 PM >> To: sip-implementors@lists.cs.columbia.edu >> Subject: [Sip-implementors] Need info on Call-ID >> >> Hi All, >> >> When can a Call-ID changes in SIP Registration with regard to GRUU. >> >> -- >> Thanks, >> Rajanikanth >> _______________________________________________ >> Sip-implementors mailing list >> Sip-implementors@lists.cs.columbia.edu >> https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors >> >> >> > > _______________________________________________ > Sip-implementors mailing list > Sip-implementors@lists.cs.columbia.edu > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > _______________________________________________ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors