Hello Donat, Thanks for your reply. However my case is different from what you have mentioned. In my case OpenSIPS is acting as a UAC and not as Registrar. I am using the uac_registrant[1] module to make opensips register ( just like any SIP phone) with Remote SIP Server( Freeswitch).
1 : https://opensips.org/html/docs/modules/1.10.x/uac_registrant.html On Thu, Dec 10, 2020 at 7:27 PM Donat Zenichev <donat.zenic...@gmail.com> wrote: > Good day Sagar! > Following the RFC 3261 requirements, which is the mostly used version of > the RFC for the SIP protocol, we have the following ways to do that: > - send a registration from behalf of a currently registered subscriber, > with the "Expires:" header set to "0" value ; > - send a registration from behalf of a currently registered subscriber, > with the ";expires=" parameter of the "Contact:" header set to "0" value ; > - send a registration from behalf of a currently registered subscriber, > with the "Contact:" header set to "*" value ; > > I should mention that the last definition, with a "Contact:" header set to > "*" might be a non-working solution. > I haven't ever tested this with OpenSIPS. So better to stick to the first > two options. > > Other than that, I'm not sure if the location record can be deleted > manually without an impact on the subscriber's experience. > What I mean to say by that, is that even though you delete a location > record from mysql, the subscriber still expects that the location is modern > and inbound calls are available. > So this method looks a bit harsh. > > On the other hand, the way how the OpenSIPS treats your location records, > in terms of using the backend, depends on which "db_mode" you have picked > out for "usrloc.so": > https://opensips.org/html/docs/modules/3.0.x/usrloc.html#param_db_mode > > So in case, if you just want to strictly delete certain location record of > certain subscriber, and by doing that, you expect the user to drift away, > this will not work out if your "db_mode" of the "usrloc.so" is set to > "single-instance-sql-write-back". As the general source here would be the > cache and not sql backend. > > Still I might be mistaken at some point, and I would first of all advise > you to read this articles: > - Section "Registrations" in the RFC 3261 - > https://tools.ietf.org/html/rfc3261#section-10 > - Documentation for the "usrloc.so" module of OpenSIPS - > https://opensips.org/html/docs/modules/3.0.x/usrloc.html > - Documentation for the "registrar.so" module of OpenSIPS - > https://opensips.org/docs/modules/3.0.x/registrar.html > > And also there might be a sense to read about MI functionality (as this > can have somehow help to achieve your goal): > https://www.opensips.org/Documentation/Interface-MI-3-0 > > I hope my answer was useful for you. > > On Thu, Dec 10, 2020 at 2:56 PM sagar malam <sagarma...@gmail.com> wrote: > >> Hello, >> >> I am using uac registrant module to register with Remote SIP server(RSS) >> . I would like to have a way to tell opensips to de >> register particular registrant from RSS. Is there a way to do it ? >> >> I tried to remove the registrant entry from the database and reload list >> via MI command but that does not work. >> -- >> Thanks, >> >> Sagar >> _______________________________________________ >> Users mailing list >> Users@lists.opensips.org >> http://lists.opensips.org/cgi-bin/mailman/listinfo/users >> > > > -- > > Best regards, > Donat Zenichev > > _______________________________________________ > Users mailing list > Users@lists.opensips.org > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > -- Thanks, Sagar
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