> The require header field is generally added to let > the other party know about your requirement. > Say for example, for call establishment you need an SDP answer in the > provisional 1xx response, i.e you require PRACK support. > In that case, you will send 100rel in the 'require' header field. > > I think this is one situation where you can use this header. > Please correct me if i'm mistaken
Because of rfc4320, there would little reason to include "Require: 100rel" in MESSAGE since 101-199 responses are not supposed to be sent. _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
