You mean that the original INVITE did not have Supported: 100rel? In that case, the far end is in error when it sends a Require: 100rel. The right way is to send not supported. One of the 4XX responses.
On 4/5/06, Rajendra, Subbu <[EMAIL PROTECTED]> wrote: > > Hi, > If a UAS tries to send a provisional response reliably (by including > "Require: 100rel" header) to a UAC that does not support the 100rel tag, > what should be the course of action that the UAC should take? Should UAC > ignore this tag and process the provisional response unreliably or should it > cancel the INVITE? Any pointers to this would be helpful. Thanks in advance. > > Regards, > Subbu > > _______________________________________________ > 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
