El Miércoles, 9 de Julio de 2008, Scott Lawrence escribió: > On Wed, 2008-07-09 at 14:33 +0300, Daniel-Constantin Mierla wrote: > > On 07/08/08 00:32, [EMAIL PROTECTED] wrote: > > > Abstract: > > > This document defines a SIP extension header, References, to be used > > > within SIP messages to signify that the message (and by extension, > > > the dialog containing it) is related to one or more other dialogs. > > > It is expected to be used largely for diagnostic purposes. > > > > Apart of troubleshooting, I would love to see the References header > > mandatory for some cases, the first coming in my mind is redirect > > situation. The new call should have the References set to call-id of the > > session returning 3xx, could help with billing... > > The new fork created by a 3xx response doesn't need a new Call-Id - it's > the same call (it must get a new branch id).
That's not exactly true: 8.1.3.4 Processing 3xx Responses It is RECOMMENDED that the UAC reuse the same To, From, and Call-ID used in the original redirected request, but the UAC MAY also choose to update the Call-ID header field value for new requests, for example. -- Iñaki Baz Castillo _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
