> Why the "SIP/2.0" is present both in > request URI and VIA header? > Is it not a duplication? > > Or there is some specific purpose > of having in two places.
The basic answer is that SIP is based upon HTTP (rfc2068 and rfc2616) which is similarly defined. I'm currently not sure of benefits beyond maybe allowing some flexibility of protocol/version on a per-hop basis. _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
