Thanks for the reply to all, seems it was an easy question due to the number of replies I got :-)
I will give it a try! On Fri, Jan 9, 2009 at 11:29 AM, Michael Procter <[email protected]> wrote: > Aleksander Morgado wrote: >> Hi there, >> >> My proxy is forwarding a SIP MESSAGE to the end user, which has the >> following contents: >> >> MESSAGE sip:[email protected] SIP/2.0 >> Via: SIP/2.0/UDP 192.168.100.94;branch=z9hG4bK.9Uv96pr9jv6j852j3HD2aSSUFe >> Via: SIP/2.0/UDP 88.30.142.86;branch=z9hG4bKpl9r8q >> Max-Forwards: 70 >> From: Shell <sip:[email protected]>;tag=bq0lfn >> To: <sip:[email protected]>;tag=bq0lfn >> Call-ID: [email protected] >> CSeq: 109629559 MESSAGE >> Supported: sec-agree >> Content-Length: 0 >> P-Preferred-Identity: Shell <sip:[email protected]> >> >> And the UAC is replying with error code 481: >> >> Is that somehow possible? a SIP MESSAGE may be sent out of any SIP >> session, so why is the UAC checking for that specific Call-ID and >> rejecting the SIP MESSAGE? >> > > Your initial MESSAGE has a to-tag, which seems wrong for an > out-of-dialog request. This is probably confusing your UAS by making it > look for the dialog it corresponds to. Since it can't find it, the > request is rejected with 481. > > Michael > > > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
