Oh and almost forgot - try *add_path_received()* instead of add_path() Good luck!
On Tue, Mar 31, 2020 at 8:48 PM Sergiu Pojoga <[email protected]> wrote: > A lot of things may not be 'right' here, unfortunately your question is > too broad to answer and too little info, the topology is indeed non-default > and I doubt someone will present you with a final solution (there's > business support, if you're looking for that). > > Otherwise, if I were to just throw a guess: > - try fix_nated_register() (instead of set_contact_alias) just for > Register method on the way to the registrar > - in the Registrar, make sure the Contact's Path address is correct > > Cheers, > --Sergiu > > On Tue, Mar 31, 2020 at 7:34 PM Daniel W. Graham <[email protected]> wrote: > >> It did help, I read that a couple times already but something is still >> not right, and its only because of the decoupling of the registrar. I need >> to do more debugging and see if Im loosing the flag value. Hoping something >> sticks out that someone sees and can point me in the right direction. >> >> -dan >> >> On Mar 31, 2020, at 7:15 PM, Alex Balashov <[email protected]> >> wrote: >> > >> > Daniel, >> > >> > Might this article be of aid? >> > >> > >> http://www.evaristesys.com/blog/server-side-nat-traversal-with-kamailio-the-definitive-guide/ >> > >> > -- Alex >> > >> >> On Tue, Mar 31, 2020 at 11:12:23PM +0000, Daniel W. Graham wrote: >> >> >> >> It does but doesn't work as well as kamailio, and since the proxy is >> the entry point. >> >> >> >> The biggest issue here isnt the keepalive, as I did have that working. >> The main issue is the routing of messages, utilizing set_contact_alias and >> handle_ruri_alias, as Ive been unable to get ack and bye messages to make >> it past the proxy. I’m assuming these functions are not being used at the >> right locations or I need to rely on another mechanism to accomplish it. I >> also question my use of the PBX flag and the natmanage logic. >> >> >> >> -dan >> >> >> >> On Mar 31, 2020, at 7:01 PM, Sergiu Pojoga <[email protected]> wrote: >> >> >> >> >> >> Hi Daniel, >> >> >> >> From what you are describing, my understanding is that the Registrar >> is the PBX, kamailio is acting as an edge proxy. If so, doesn't the >> PBX/registrar have NAT traversal/keepalive mechanisms of its own? >> >> >> >> Regards, >> >> --Sergiu >> >> >> >> On Tue, Mar 31, 2020 at 1:55 PM Daniel W. Graham <[email protected] >> <mailto:[email protected]>> wrote: >> >> I’ve been missing with this for a while and seem to be missing >> something. Any suggestions on what is missing here? >> >> >> >> Trying to use set_contact_alias() and handle_ruri_alias() from >> nathelper module and nat_keepalive from nat_traversal module, without >> registrar. >> >> >> >> I had register keepalive working, that has since broke. When register >> keepalive was working, I was able to place call in either direction but ACK >> and BYE was not being routed past kamailio. >> >> >> >> Registrations are forwarded to the PBX using add_path() and is working. >> >> >> >> Also not included below is the routing to the PBX, that is just >> setting $du and t_relay, and is also working. >> >> >> >> Topology is: UA1 -> NAT -> kamailio -> PBX -> UA2 >> >> >> >> Using default config file as the example, modified with above changes. >> I also removed RTP config as that is a non-issue. >> >> >> >> request_route { >> >> …… >> >> # FLAG MESSAGES FROM PBX >> >> setflag(FLT_PBX); >> >> route(NATDETECT); >> >> …… >> >> >> >> route[NATDETECT] { >> >> if (nat_uac_test("19")) { >> >> force_rport(); >> >> set_contact_alias(); >> >> nat_keepalive(); >> >> } >> >> return; >> >> } >> >> >> >> route[WITHINDLG] { >> >> if (!has_totag()) return; >> >> if (loose_route()) { >> >> route(DLGURI); >> >> } else if ( is_method("ACK") ) { >> >> route(NATMANAGE); >> >> } else if ( is_method("NOTIFY") ) { >> >> record_route(); >> >> } >> >> route(RELAY); >> >> exit; >> >> } >> >> >> >> if (is_method("SUBSCRIBE") && uri == myself) { >> >> route(PRESENCE); >> >> exit; >> >> } >> >> if ( is_method("ACK") ) { >> >> if ( t_check_trans() ) { >> >> route(RELAY); >> >> exit; >> >> } else { >> >> exit; >> >> } >> >> } >> >> sl_send_reply("404","Not here"); >> >> exit; >> >> } >> >> >> >> route[NATMANAGE] { >> >> if(isflagset(FLT_PBX)) { >> >> handle_ruri_alias(); >> >> } >> >> if(!isflagset(FLT_PBX)) { >> >> set_contact_alias(); >> >> } return; >> >> } >> >> >> >> route[DLGURI] { >> >> if(!isdsturiset()) { >> >> handle_ruri_alias(); >> >> } >> >> return; >> >> } >> >> >> >> branch_route[MANAGE_BRANCH] { >> >> route(NATMANAGE); >> >> } >> >> >> >> onreply_route[MANAGE_REPLY] { >> >> if(status=~"[12][0-9][0-9]") { >> >> route(NATMANAGE); >> >> } >> >> } >> >> failure_route[MANAGE_FAILURE] { >> >> route(NATMANAGE); >> >> >> >> if (t_is_canceled()) exit; >> >> >> >> >> >> -dan >> >> >> >> _______________________________________________ >> >> Kamailio (SER) - Users Mailing List >> >> [email protected]<mailto:[email protected]> >> >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> >> _______________________________________________ >> >> Kamailio (SER) - Users Mailing List >> >> [email protected] >> >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> > >> >> _______________________________________________ >> >> Kamailio (SER) - Users Mailing List >> >> [email protected] >> >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> > >> > >> > -- >> > Alex Balashov | Principal | Evariste Systems LLC >> > >> > Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free) >> > Web: http://www.evaristesys.com/, http://www.csrpswitch.com/ >> > >> > _______________________________________________ >> > Kamailio (SER) - Users Mailing List >> > [email protected] >> > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> _______________________________________________ >> Kamailio (SER) - Users Mailing List >> [email protected] >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> >
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