Re: [Sip-implementors] Invitation to connect on LinkedIn

2011-06-08 Thread Iñaki Baz Castillo
2011/6/8 akib sayyed via LinkedIn mem...@linkedin.com:  akib sayyed requested to add you as a connection on LinkedIn: akib, STOP please! don't try to add sip-implementors@lists.cs.columbia.edu to your Linkedin friends. -- Iñaki Baz Castillo i...@aliax.net

[Sip-implementors] Wrong SIP scheme and/or URI transport param

2011-06-08 Thread Iñaki Baz Castillo
Hi, RFC 3261 says: 21.4.14 416 Unsupported URI Scheme The server cannot process the request because the scheme of the URI in the Request-URI is unknown to the server But imagine these requests arriving to a proxy which just can talk SIP over UDP/TCP (and TLS over TCP): a) INVITE

Re: [Sip-implementors] Wrong SIP scheme and/or URI transport param

2011-06-08 Thread Paul Kyzivat
These are indeed fuzzy cases. IMO, I would treat problems with a URI in a topmost Route header the same as a problem with the R-URI when there is no Route header. (So I think 416 is appropriate for case (d).) The others don't seem to fit 416 or anything else very well. So when in doubt, go with

Re: [Sip-implementors] Wrong SIP scheme and/or URI transport param

2011-06-08 Thread Iñaki Baz Castillo
2011/6/8 Paul Kyzivat pkyzi...@cisco.com: IMO, I would treat problems with a URI in a topmost Route header the same as a problem with the R-URI when there is no Route header. (So I think 416 is appropriate for case (d).) I think the same. IMHO 416 should not be specified just for the Request

Re: [Sip-implementors] Wrong SIP scheme and/or URI transport param

2011-06-08 Thread Paul Kyzivat
On 6/8/2011 3:50 PM, Iñaki Baz Castillo wrote: Some existing proxies reply some custom 4XX codes for these kind of errors. I would like some specific and standarized 4XX response code, something like: 467 Unsupported Transport Go for it! Submit a draft. (Send it to the dispatch list.)