Change CSeq It's related to problem to get registering proxy. Means on one side is "transparent" dialog, on other - need to be auth'ed. While auth (INVITE - 401 - INVITE (with digest + another CSeq)) you have to change CSeq.
06.08.14 19:41, Bogdan-Andrei Iancu ???????(??): > Hi Igor, > > The CANCEL requests are propagating hop by hop (and not end-to-end) - > this means the request is re-generated by each hop. This is why you > cannot change it. > > What exactly are you trying to achieve here ? > > Regards, > Bogdan-Andrei Iancu > OpenSIPS Founder and Developer > http://www.opensips-solutions.com > On 04.08.2014 15:40, Igor Olhovskiy wrote: >> Hi! >> >> I've tried some modification of in-transaction CANCEL packets. >> Idea A call B, than A cancels call. >> Initial CANCEL: >> >> *CANCEL* sip:0919082171@XXXXXXX SIP/2.0 >> Via: SIP/2.0/UDP 31.172.143.70;rport;branch=*z9hG4bKHg59atZ9pDDHg* >> Route: <sip:31.172.143.67:5060> >> Max-Forwards: 68 >> From: "2063259" <sip:[email protected]>;tag=*N1D0tceygg3tN* >> To: <sip:0919082171@XXXXXXXX> >> Call-ID: *ed5d0207-9675-1232-e38f-000c29eaa3c3* >> CSeq: 63241643 *CANCEL* >> Reason: SIP;cause=487;text="ORIGINATOR_*CANCEL*" >> Content-Length: 0 >> >> I've simply add >> >> if (is_method("CANCEL")) { >> ... >> xlog("L_INFO", "CANCEL!"); >> append_hf("X-Hint: CANCEL!\r\n"); >> if (t_check_trans()) { >> xlog("L_INFO", "CANCEL is in transaction!"); >> t_relay(); >> } >> } >> >> In logs I see: >> >> CANCEL! >> CANCEL is in transaction! >> >> but I can't see appended header to outgoing CANCEL packet. >> >> Outgoing CANCEL is >> >> >> *CANCEL* sip:0919082171@XXXXXXX SIP/2.0 >> Via: SIP/2.0/UDP 31.172.143.67:5060;branch=*z9hG4bKed78.b56ef11.1* >> From: "2063259" <sip:[email protected]>;tag=*N1D0tceygg3tN* >> Call-ID: *ed5d0207-9675-1232-e38f-000c29eaa3c3* >> To: <sip:0919082171@XXXXXXX> >> CSeq: 63241643 *CANCEL* >> Max-Forwards: 70 >> Reason: SIP;cause=487;text="ORIGINATOR_*CANCEL*" >> User-Agent: OpenSIPS (1.11.2-notls (x86_64/linux)) >> Content-Length: 0 >> >> >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.opensips.org/cgi-bin/mailman/listinfo/users >
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