2010/6/21 Alex Balashov <[email protected]>: > On 06/21/2010 04:07 AM, Iñaki Baz Castillo wrote: > >> Also note that CANCEL is hop-by-hop (in stateful mode), this is: a >> CANCEL is not relayed/forwarded by a proxy, but consumed/accepted by >> the proxy (so it immediately replies 200) and then the proxy must >> terminate *its* pending outgoing transactions (which would involve >> *generating* CANCEL requests for those transactions which already >> replied a 1xx). > > Sure, but from a conceptual point of view this sounds like more like a UAS > and less like a proxy, because the proxy is in this case is (a) the logical > target of the CANCEL request from the UAC and (b) provides an encapsulating > layer of abstraction in which the management of one or more branches is > contained.
Yes, I agree, but it is normal IMHO as: - From a dialog's point of view there are just UA's (UAC+UAS). - From a transaction's point of view there are UAC's, UAS's and stateful proxies. -- Iñaki Baz Castillo <[email protected]> _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list [email protected] http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
