Hello, are you running the latest version in the X.Y series? Likely you have a version with an issue that was fixed, iirc.
Cheers, Daniel On 05.05.21 17:32, Ilie Soltanici wrote: > Hello, > > No, that's not the case, see below the INVITE sent to the branch: > > INVITE sip:123456789@1.2.3.4:5060;transport=UDP SIP/2.0 > Record-Route: <sip:1.2.3.4:5060;lr;ftag=244c2803;did=cb4.8cb> > Via: SIP/2.0/UDP > 1.2.3.4:5060;branch=z9hG4bK0f41.5079ae8da835958ee58ca1e8a4eb057b.0 > Via: SIP/2.0/UDP > 192.168.1.10:40769;received=1.3.5.7;branch=z9hG4bK-524287-1---46a5782b47b6ec85;rport=40769 > Max-Forwards: 69 > Contact: <sip:101@1.3.5.7:40769;transport=UDP;alias=1.3.5.7~40769~1> > To: <sip:123456789@1.2.3.4:5060 <http://sip:123456789@1.2.3.4:5060>> > From: <sip:101@1.2.3.4:5060;transport=UDP>;tag=244c2803 > Call-ID: KfuC1GMvCvk1YCSKnHwDrw.. > CSeq: 2 INVITE > Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, > INFO, SUBSCRIBE > Content-Type: application/sdp > User-Agent: Z 5.4.12 v2.10.13.2-mod > Allow-Events: presence, kpml, talk > Content-Length: 336 > TOH: 123456789 > > v=0 > o=Z 1620220570589 1 IN IP4 1.3.5.7 > s=Z > c=IN IP4 1.3.5.7 > t=0 0 > m=audio 8000 RTP/AVP 106 9 98 101 0 8 3 > a=rtpmap:106 opus/48000/2 > a=fmtp:106 sprop-maxcapturerate=16000; minptime=20; useinbandfec=1 > a=rtpmap:98 telephone-event/48000 > a=fmtp:98 0-16 > a=rtpmap:101 telephone-event/8000 > a=fmtp:101 0-16 > a=sendrecv > > thanks > > On Wed, 5 May 2021 at 16:24, Daniel-Constantin Mierla > <mico...@gmail.com <mailto:mico...@gmail.com>> wrote: > > Hello, > > the CANCEL to be sent is generated locally by tm module from the > INVITE that was sent on the branch, so the errors is actually > about a duplicate To header in that INVITE. Check it on the > network to see if that's the case. > > Cheers, > Daniel > > On 05.05.21 16:25, Ilie Soltanici wrote: >> Hello, >> >> We are having an issue here where Kamailio is complaining about >> duplicate To header, while in the SIP Packet there is just one. >> See below the log message: >> >> DEBUG: tm [t_msgbuilder.c:391]: build_local_reparse(): duplicate >> To header >> ERROR: tm [t_msgbuilder.c:531]: build_local_reparse(): cannot >> build CANCEL request >> ERROR: tm [t_cancel.c:297]: cancel_branch(): attempt to build a >> CANCEL failed >> ERROR: tm [t_fwd.c:1434]: e2e_cancel(): cancel error >> >> And this is the sip message: >> >> CANCEL sip:123456789@1.2.3.4:5060 >> <http://sip:123456789@1.2.3.4:5060> SIP/2.0 >> Via: SIP/2.0/UDP >> 192.168.1.1:19373;branch=z9hG4bK-524287-1---7774073fad1a3264;rport >> Max-Forwards: 70 >> To: <sip:123456789@1.2.3.4:5060 <http://sip:123456789@1.2.3.4:5060>> >> From: "101"<sip:101@1.2.3.4:5060 >> <http://sip:101@1.2.3.4:5060>>;tag=6f373b66 >> Call-ID: hC2O6zx8ZaUJ1di046 >> CSeq: 2 CANCEL >> Proxy-Authorization: Digest >> >> username="101",realm="1.2.3.4",nonce="YJKbfWCSmlFTHxdJfKmySydF9L7FzfaqcgyOo4A=",uri="sip:123456789@1.2.3.4:5060 >> >> <http://sip:123456789@1.2.3.4:5060>",response="2bf2ba8ef2374d6aa8c39d650613077d",algorithm=MD5 >> User-Agent: TEST >> Content-Length: 0 >> >> version: kamailio 5.5.0 (x86_64/linux) d4c1a1 >> >> The route itself, is like in the standard documentation: >> >> # CANCEL processing >> if KSR.is_CANCEL() : >> KSR.info(RANDOM_LOG + 'KSR.is_CANCEL') >> if KSR.tm.t_check_trans()>0 : >> self.ksr_route_relay(msg) >> return 1 >> >> >> def ksr_route_relay(self, msg): >> if KSR.is_method_in("IBSU") : >> if KSR.tm.t_is_set("branch_route")<0 : >> KSR.tm.t_on_branch("ksr_branch_manage") >> >> if KSR.is_method_in("ISU") : >> if KSR.tm.t_is_set("onreply_route")<0 : >> KSR.tm.t_on_reply("ksr_onreply_manage") >> >> if KSR.is_INVITE() : >> if KSR.tm.t_is_set("failure_route")<0 : >> KSR.tm.t_on_failure("ksr_failure_manage") >> >> if KSR.tm.t_relay()<0 : >> KSR.sl.sl_reply_error() >> >> return -255 >> >> Thanks >> >> __________________________________________________________ >> Kamailio - Users Mailing List - Non Commercial Discussions >> * sr-users@lists.kamailio.org <mailto:sr-users@lists.kamailio.org> >> Important: keep the mailing list in the recipients, do not reply only to >> the sender! >> Edit mailing list options or unsubscribe: >> * https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> <https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users> > > -- > Daniel-Constantin Mierla -- www.asipto.com <http://www.asipto.com> > www.twitter.com/miconda <http://www.twitter.com/miconda> -- > www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda> > Kamailio Advanced Training - Online > May 17-20, 2021 (Europe Timezone) - June 7-10, 2021 (America Timezone) > * https://www.asipto.com/sw/kamailio-advanced-training-online/ > <https://www.asipto.com/sw/kamailio-advanced-training-online/> > -- Daniel-Constantin Mierla -- www.asipto.com www.twitter.com/miconda -- www.linkedin.com/in/miconda Kamailio Advanced Training - Online May 17-20, 2021 (Europe Timezone) - June 7-10, 2021 (America Timezone) * https://www.asipto.com/sw/kamailio-advanced-training-online/
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