Hello Bobby, > Thanks, I think I got confused between min, max, and default and > what it means in terms of the RFC. I now understand I can send a > 4XX back for an interval too brief, etc, etc, but ultimately I need > to rely upon nat keepalive on the end user or nat_ping to keep the > pinhole open.
Yes, you have to use some keepalive method to keep the nat pinhole open (nat_traversal or nathelper modules can do this). Regards. Saludos JesusR. > > On Thu, Apr 16, 2009 at 5:28 PM, Jesus Rodriguez > <[email protected]> wrote: > Hi Bobby, > > Do not use the modparam("registrar", "max_expires", 45)... this is > replacing the expires sent by the UA (3600 seconds) to the maximum > accepted by your proxy (45 seconds). > > To limit the number of simultaneous registered contacts use the > max_contacts modparam. > > Saludos > JesusR. > > > > We're having an issue with userloc, registrar, and entries being > removed from the store. > > Some devices, if behind home consumer routers, can not keep the nat > pinhole open long enough to actually receive calls if it's a very > long duration (say, 3600 seconds). So, we try to enforce by the > following: > > modparam("usrloc", "db_mode", 2) > modparam("usrloc", "db_url", > "dburl_here") > modparam("registrar", "default_expires", 30) > modparam("registrar", "min_expires", 15) > modparam("registrar", "max_expires", 45) > > And the register message: > > U 2009/04/16 16:55:13.922594 1.2.3.4:1076 -> 4.3.2.1:5060 > REGISTER sip:4.3.2.1 SIP/2.0. > Via: SIP/2.0/UDP 1.2.3.4:1085;branch=z9hG4bK-12b688e4;rport. > From: "Extension" <sip:[email protected]>;tag=91682ba296592d12o0. > To: "Extension" <sip:[email protected]>. > Call-ID: [email protected]. > CSeq: 50140 REGISTER. > Max-Forwards: 70. > Contact: "Extension" <sip:[email protected]:1085>;expires=3600. > User-Agent: Linksys/SPA941-5.1.8. > Content-Length: 0. > Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER. > Supported: replaces. > . > > U 2009/04/16 16:55:13.922777 4.3.2.1:5060 -> 1.2.3.4:1076 > SIP/2.0 200 OK. > Via: SIP/2.0/UDP 1.2.3.4:1085;branch=z9hG4bK-12b688e4;rport=1076. > From: "Extension" <sip:[email protected]>;tag=91682ba296592d12o0. > To: "Extension" > <sip:[email protected]>;tag=d956cb2540203ca43d36f1e0fd077845.d21c. > Call-ID: [email protected]. > CSeq: 50140 REGISTER. > Contact: <sip:[email protected]:1076>;expires=45;received="sip:1.2.3.4:1076 > ". > Server: OSips SIP (1.4.5). > Content-Length: 0. > > > Opensips removes the contact from the database after the replied > timer, which is 45 seconds -- however, the phone doesn't register > again for 3600 seconds. > > We know that other technologies will simply store the entries in a > database as stale, but lookups for that contact will work > arbitrarily for an indefinite amount of time. I would like to limit > the amount of contacts for each user to just one (we don't support > multiple contacts or presence), but that as well in the issues seem > to cause phones to deregister after the 45 second interval. > > Is there an option or a flag that I'm missing so that even though I > want to enforce a default/min/max time, if the phone doesn't > register in that period, the contact still lingers around in memory > for a predefined amount of time? > > > Thanks again for all your help. > _______________________________________________ > Users mailing list > [email protected] > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > > > > > > Saludos > JesusR. > > ------------------------------------ > Jesus Rodriguez > VozTelecom Sistemas, S.L. > [email protected] > http://www.voztele.com > Tel. 902360305 > ------------------------------------- > > > > > Saludos JesusR. ------------------------------------ Jesus Rodriguez VozTelecom Sistemas, S.L. [email protected] http://www.voztele.com Tel. 902360305 ------------------------------------- _______________________________________________ Users mailing list [email protected] http://lists.opensips.org/cgi-bin/mailman/listinfo/users
