By SIP definition if the port is the default (5060 for udp/tcp, 5061 for tls) it's not mandatory, that's why if you choose any other port you specifically see it in the RR.
On Thu, Mar 28, 2019 at 3:30 AM Lợi Đặng <[email protected]> wrote: > Hi all, i was using kamailio 4.2.1 located in 2 networks > >> listen = tcp:MY_ADDR:5060 advertise MY_ADDR:5060 >> listen = tls:MY_ADDR:5061 advertise PUBLIC_NAT_ADDR:5061 > > > when the call made from the inside network to out side, running > `record_route()` resulted in 2 Record-Route headers added > (enable_double_rr=1) > > Record-Route: PUBLIC_NAT_ADDR:5061;transport=tls;lr >> Record-Route: MY_ADDR;transport=tcp;lr > > > That was totally fine omitting the port in the first Record-Route when > using tcp (or udp) on the first realm, but when i start switching to tls, > it caused trouble > > Record-Route: PUBLIC_NAT_ADDR:5061;transport=tls;lr >> Record-Route: MY_ADDR;transport=tls;lr > > > The client is then told to send ACK/BYE to `MY_ADDR;transport=tls` located > at `MY_ADDR:5061` as per rfc3263, then the call would failed. > > I had another try with > `record_route_preset("PUBLIC_NAT_ADDR:5061;transport=tls", > "MY_ADDR:5060;transport=tls");`, it really did add what i want with > explicit 5060 port on RR, `ACK/BYE` travel on the correct path, but > `loose_route()` only consumes the local `Route` header (it should consume > 2). So my assumption is to stick with `record_route()` function to make > `loose_route()` work properly. > > I tried using another port on the local realm, e.g: 5062 and the port is > explicitly added to the Record-Route header `MY_ADDR:5062;transport=tls;lr` > So is `5060` couldn't be explicitly added to the inbound Record-Route, or > i just missed something? > > Any help will be appreciated. > > P/S: I also tried 4.4.7 and it still omit my 5060 port in the RR. > > rgds, > Loi Dang Thanh > Phone : +84. 774.735.448 > Email : [email protected] > _______________________________________________ > Kamailio (SER) - Users Mailing List > [email protected] > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >
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