On Friday 26 February 2010, Alex Hermann wrote: > On Friday 26 February 2010 09:04:37 Saúl Ibarra wrote: > > I guess that also the fact that SIP specification only requires a UDP > > implementation has something to do with the adoption of SIP over TCP. > > I don't know what specification you're talking about, but rfc3261 section > 18 says: > > "All SIP elements MUST implement UDP and TCP. SIP elements MAY implement > other protocols."
In practice though they don't and thus as an implementor you have to read that as a "MAY implement TCP", simply because you can not rely on a specific device or server supporting TCP. `Allan _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
