Hello, what is the matching mode for usrloc module:
https://www.kamailio.org/docs/modules/stable/modules/usrloc.html#usrloc.p.matching_mode Cheers, Daniel On 27/09/16 15:42, Sebastian Damm wrote: > Hi, > > we are running a Registrar server with 4.4.3, the registrar module is > configured with the following parameters: > > modparam("registrar", "max_contacts", 50) > modparam("registrar", "use_path", 1) > modparam("registrar", "path_mode", 0) > modparam("registrar", "path_use_received", 1) > modparam("registrar", "received_avp", "$(avp(i:801))") > modparam("registrar", "default_expires", 600) > modparam("registrar", "min_expires", 60) > modparam("registrar", "max_expires", 600) > modparam("registrar", "gruu_enabled", 0) > > A customer has configured 4 phones with the same username. Normally, > all 4 phones would be visible in the location database, and incoming > calls would fork out to all 4 phones. However, only one of the devices > is always online, the others always replace each other on each > registration. > > Client details: > * All phones are snom 715 devices with the same firmware version. > * All phones sit behind the same router. > > Registrations: > client 1: > * Via: SIP/2.0/UDP 192.168.208.91:35812;branch=z9hG4bK-4q0mmxgu6gm7;rport > * Contact: > <sip:1794388e3@192.168.208.91:35812;line=gicode6v>;reg-id=1;q=1.0;+sip.instance="<urn:uuid:0a14174a-77be-424c-864e-0004137F1C9D>" > > client 2: > * Via: SIP/2.0/UDP 192.168.208.90:41331;branch=z9hG4bK-3cbxdvbmk0di;rport > * Contact: > <sip:1794388e3@192.168.208.90:41331;line=0j6veso8>;reg-id=1;q=1.0;+sip.instance="<urn:uuid:0a14174a-77be-424c-864e-0004137F1C9D>" > > client 3: > * Via: SIP/2.0/UDP 192.168.208.92:5360;branch=z9hG4bK-4drsogakez94;rport > * Contact: > <sip:1794388e3@192.168.208.92:5360;line=0n7jfzih>;reg-id=1;q=1.0;+sip.instance="<urn:uuid:0a14174a-77be-424c-864e-0004137F1C9D>" > > client 4: > * Via: SIP/2.0/UDP 192.168.208.93:5260;branch=z9hG4bK-1ci0qia3yxyl;rport > * Contact: <sip:1794388e3@192.168.208.93:5260;line=mh9sgxa1>;reg-id=1;q=1.0 > > Only client 4 is reachable all the time. The other 3 clients replace > other registrations. > > So after client 1 registers, the contacts returned in the 200 OK looks > like this: > > Contact: > <sip:1794388e3@192.168.208.91:35812;line=gicode6v>;q=1;expires=600;received="sip:1.2.3.4:6411";+sip.instance="<urn:uuid:0a14174a-77be-424c-864e-0004137F1C9D>";reg-id=1, > <sip:1794388e3@192.168.208.93:5260;line=mh9sgxa1>;q=1;expires=303;received="sip:1.2.3.4:8923" > > And after client 2 registers, the contacts returned in the 200 OK > looks like this: > > Contact: > <sip:1794388e3@192.168.208.90:41331;line=0j6veso8>;q=1;expires=600;received="sip:1.2.3.4:49061";+sip.instance="<urn:uuid:0a14174a-77be-424c-864e-0004137F1C9D>";reg-id=1, > <sip:1794388e3@192.168.208.93:5260;line=mh9sgxa1>;q=1;expires=301;received="sip:1.2.3.4:8923" > > So you see, one contact stays the same, the other one gets replaced. > > > Does anybody know what could cause this kind of behavior? I think, it > could be GRUU. I see that those three clients all send the same GRUU > parameter. From my understanding, this UUID should be different from > client to client. I don't know whether this is a bug in the snom > firmware always sending the same GRUU UUID or whether som > "intelligent" SIP aware router is putting this in the Contact header. > However, since we have disabled gruu for the registrar module (see > above), I think, Kamailio should ignore it. > > Ideas? Thanks in advance. > > Best Regards, > Sebastian > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > sr-users@lists.sip-router.org > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users -- Daniel-Constantin Mierla http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda Kamailio Advanced Training, Berlin, Oct 24-26, 2016 - http://www.asipto.com _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
