On Tue, 2009-02-24 at 11:15 -0800, cool goose wrote: > If a proxy receives the request with Max-Forward value zero, the RFC states > that it needs to rejected with 483 Too many hops and the element must not > foward the request. What would be the expected behaviour if a registrar > receives the REGISTER request with Max-Forwards value zero? Does it need to > honor the request or reject it? > > Please clarify this.
Non-proxies, that is, UASs, need not check the Max-Forwards field (which is specified in RFC 3261 by the absence of requiring such a check), because there is no danger that a UAS will participate in passing a request through an endless loop. Dale _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
