Thank you Sergiu, I see now that 5.5.x version supports setting contact_addr in the database. This is one less issue to think about :)
Still there are many other things to address :) So, if we run kamailio behind NAT, is it enough to use set_advertised_address and set_advertised_port per message ? Appreciate, Tihomir. On Wed, 9 Feb 2022 at 17:25, Sergiu Pojoga <[email protected]> wrote: > *> you can set only one contact address* > > Recent versions of Kamailio support setting Contact address per uac > record, see *contact_addr* field. > > Regards, > > On Wed, Feb 9, 2022 at 11:15 AM Tihomir Culjaga <[email protected]> > wrote: > >> Hi all >> >> >> I'm wondering what is best practice to configure kamailio for a setup >> shown below. Carriers only support interconnection over a private network >> so I need to terminate every separate network on kamailio machine (and on >> RTPEngine) . That will turn very quickly into an administration nightmare >> as we add more and more carriers. >> My plan is to terminate carrier private networks on a router and NAT the >> traffic to kamailio where it leads me to a kamailio behind NAT setup. Well, >> in theory set_advertised_address and set_advertised_port per message can do >> the trick... at least I hope. >> Also, some carriers require a SIP registration to activate SIP trunks. I >> do that using UAC module (remote registration) but here again I got a >> problem with contact address as you can set only one contact address >> (modparam("uac", "reg_contact_addr", "10.1.1.11:5060")). >> >> /--RTP 10000-19999-- RTPEngine1 -----RTP------+-- >> IPPBX1 >> carrier1 --- NAT ---| | | >> | | | >> carrier2 --- NAT ---+-----SIP 5060------ kamailio ----SIP---- Dispatcher >> | | | >> carrier3 --- NAT ---| | | >> \--RTP 20000-29999-- RTPEngine2 -----RTP------+-- >> IPPBX2 >> >> >> So bottom line, I'm wondering what would be the best practice for such a >> scenario ? >> That would spare me from hitting many pitfalls. >> >> Would really appreciate a hint. >> >> Regards, >> Tihomir. >> >> >> >> __________________________________________________________ >> Kamailio - Users Mailing List - Non Commercial Discussions >> * [email protected] >> 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 >> > __________________________________________________________ > Kamailio - Users Mailing List - Non Commercial Discussions > * [email protected] > 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 >
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