> -----Mensaje original----- > De: users-boun...@lists.kamailio.org [mailto:users-boun...@lists.kamailio.org] > En nombre de Daniel-Constantin Mierla > Enviado el: miércoles, 16 de diciembre de 2009 10:38 > Para: David > CC: users@lists.kamailio.org > Asunto: Re: [Kamailio-Users] Presence_Dialoginfo versioning > > > > On 12/15/09 4:37 PM, David wrote: > > > > OK, it turns out that the presence application is properly updating > > subscriptions within a dialog, and creating new subscriptions outside > > a dialog. > > > > The difficultly is that I am rewriting the To: header, since I used > > dirty tools, it was dropping ;tag=, so the server thought it was a new > > dialog and the phone the same dialog. > > This should be fixed once r-uri is used instead of To header, right? I > am trying to find some time to fix it, maybe with a mod param option. > > Cheers, > Daniel
Hi Daniel, Some time ago we posted a patch to try to accomplish what you mention: http://sip-router.org/tracker/index.php?do=details&task_id=18 Hope it helps. Regards: Francisco > > > > > I am testing to make sure that the issue is resolved. > > > > David > > > > > > > > On 2009-12-15 04:12, Olle E. Johansson wrote: > >> 15 dec 2009 kl. 09.59 skrev Daniel-Constantin Mierla: > >> > >>> Hello, > >>> > >>> On 12/15/09 2:20 AM, kamailio....@spam.lublink.net wrote: > >>>> Alright, I finally found the proper RFC, > >>>> http://www.rfc-editor.org/rfc/rfc4235.txt > >>>> > >>>> Section 4.1 : > >>>> > >>>> "version: This attribute allows the recipient of dialog > >>>> information documents to properly order them. Versions start at 0, > >>>> and increment by one for each new document sent to a subscriber. > >>>> Versions are scoped within a subscription. Versions MUST be > >>>> representable using a non-negative 32 bit integer." > >>>> > >>>> Versions are scoped within a subscription, so when a new > >>>> subscription is started, ( after the 1 hour expiry ), the version > >>>> should be reset as it is a new subscription and therefore a new > >>>> scope ? > >>>> > >>>> When the subscription expires, is it renewed or is a new > >>>> subscription created? Is the scope separate, or is it the same > >>>> subscription updated? > >>> I think this is another questionable thing about SIP. IMO, it is > >>> same subscription if the dialog attributes do not change (call-id, > >>> from tag and to tag). But others can argue is it a new subscription. > >>> Anyone else on this one? > >>> > >> The proper RFC for generic subscription/notify questions is RFC 3265. > >> > >> "3.1.1 Subscription Duration > >> SUBSCRIBE requests SHOULD contain an Expires header (defined in SIP > >> [2]). This expires value indicates > >> the duration of the subscription. In order to keep subscriptions > >> effective beyond the duration communicated > >> in the Expires header, subscribers need to refresh subscriptions on a > >> periodic basis using a new > >> SUBSCRIBE message on the same dialog as defined in SIP [2]" > >> > >> This indicates to me that it's the same subscription as long as you > >> refresh it. > >> > >> RFC4235 refers to RFC 3265 for general terminology about subscriptions. > >> > >> /O > > > > > > _______________________________________________ > > Kamailio (OpenSER) - Users mailing list > > Users@lists.kamailio.org > > http://lists.kamailio.org/cgi-bin/mailman/listinfo/users > > http://lists.openser-project.org/cgi-bin/mailman/listinfo/users > > > > -- > Daniel-Constantin Mierla > * http://www.asipto.com/ > > > _______________________________________________ > Kamailio (OpenSER) - Users mailing list > Users@lists.kamailio.org > http://lists.kamailio.org/cgi-bin/mailman/listinfo/users > http://lists.openser-project.org/cgi-bin/mailman/listinfo/users _______________________________________________ Kamailio (OpenSER) - Users mailing list Users@lists.kamailio.org http://lists.kamailio.org/cgi-bin/mailman/listinfo/users http://lists.openser-project.org/cgi-bin/mailman/listinfo/users
