FWIW, RFC 4485 - "Guidelines for Authors of Extensions to SIP" defines the rules involved in creating, processing new methods & new headers.
Refer Section 4.11 for rules for defining new headers. The proxy should never reject a request just because it contains a header it does not know about. My 2 cents, Gaurav > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:sip-implementors- > [EMAIL PROTECTED] On Behalf Of Michael Hirschbichler > Sent: Saturday, May 05, 2007 7:30 PM > To: [email protected] > Subject: [Sip-implementors] Adding own headers to SIP-messages > > Hi! > > I was wondering, what should be or is the default behaviour of a > Proxy/UA when it receives an unknown header, like "S-something: > somewhere". > I guess, the Proxy ignores this header and forwards the SIP message to > the callee including this header. Is this correct? > > Best regards > Michae > > > -- > Michael Hirschbichler, Dipl.-Ing. > Institut fuer Breitbandkommunikation > Technische Universitaet Wien > A-1040 Wien, Favoritenstr. 9-11/388 > Tel: +43 1 58801 38846 > _______________________________________________ > 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
