Nataraju,Comments inline ...Regards,Jerry
> ------------------------------>> Message: 2> Date: Fri, 20 Jan 2006 11:56:43 > +0530> From: "Nataraju A B" <[EMAIL PROTECTED]>> Subject: [Sip-implementors] > doubt/bug with RFC-3455> To: <[email protected]>> Message-ID: > <[EMAIL PROTECTED]>> Content-Type: text/plain; charset="us-ascii">> Hi > All,>> I have a doubt in the rfc 3455 with respect to P-Associated-URI > syntax,>> Excerpt from RFC-3455> <<<> 4.1.2 Usage of the P-Associated-URI > header>> The registrar inserts the P-Associated-URI header field into the > 200> OK response to a REGISTER request. The header field value is> > populated with a list containing zero or more URIs that are> associated to > the address-of-record.> If the registrar supports the P-Associated-URI > header extension, then> the registrar MUST always insert the > P-Associated-URI header field in> all the 200 OK responses to a REGISTER > request, regardless of whether> the REGISTER was an initial registration, > re-registration, or> de-registration and regardless of whether there are > zero or more> associated URIs.> >>>>> it says if the registrar supports > P-Associated-URI, then it has to> insert the P-Asserted-URI in 200 OK > response for REGISTER> while defining the ABNF for the same its been > mentioned as>> P-Associated-URI = "P-Associated-URI" HCOLON> > (p-aso-uri-spec)> > *(COMMA p-aso-uri-spec)> p-aso-uri-spec = name-addr *(SEMI > ai-param)> ai-param = generic-param>> This ABNF syntax > says as one or more, not zero or more number of> p-aso-uri-spec,>> Now my > question is?> 1) Why do we need to insert the P-Associated-URI header if > there are no> entry to fill in ? <Jerry>3GPP TS 24.229 Section 5.1.1.2, Initial registration, describesthe usage of the P-Associated-URI header. Hope this helps.</Jerry> > 2) How do we specify the zero or more P-Associated-URI header values ?> <Jerry>See Section 4.1.2.2 in RFC 3455</Jerry> > Best Regards,> Nataraju A.B.> Kodiak Networks Ind Pvt Ltd> "Change your > thoughts, and you change your world.">>>> ------------------------------ _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
