Found the problem, on the 200 OK, I have this record route list Record-Route: <sips:<K2 IP>:6056;transport=tls;r2=on;lr;ftag=as620b910c;did=242.fd92;nat=yes>. Record-Route: <sips:<K2 IP>:6055;r2=on;lr;ftag=as620b910c;did=242.fd92;nat=yes>. Record-Route: <sip:<K1 IP>:5080;lr=on;did=242.968>
the second entry is wrong. it should be sip: and not sips: how can we force this? protocol pv is read-only Kelvin Chua On Tue, Mar 3, 2015 at 2:43 PM, Daniel-Constantin Mierla <mico...@gmail.com> wrote: > Hello, > > doesn't the ACK have a Route header for K1 and double Route headers for > K2? K1 should use the first Route of K2 for routing, not the R-URI. > > Cheers, > Daniel > > > On 03/03/15 05:14, Kelvin Chua wrote: > > I have 2 kamailio servers and 1 asterisk server. > > 1. asterisk calls kamailio1 > 2. kamailio1 relays INVITE to kamailio2 > 3. kamailio2 relays INVITE to client registered using TLS > 4. client answers with 200 OK, sends to kamailio2 > 5. kamailio2 relays 200 OK to kamailio1 > 6. kamailio1 relays 200 OK to asterisk > 7. asterisk sends ACK to kamailio1 > 8. kamailio1 complains "forward_request(): forward_req: ERROR: cannot > forward to af 2, proto 3 no corresponding listening socket" which is > because 200 OK has a contact header with tls transport from client > 9. call drops in 30 secs which is expected because client never received > the ACK > > any ideas on a fix or workaround? > > > Kelvin Chua > > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing > listsr-us...@lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > > > -- > Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - > http://www.linkedin.com/in/miconda > Kamailio World Conference, May 27-29, 2015 > Berlin, Germany - http://www.kamailioworld.com > > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > sr-users@lists.sip-router.org > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > >
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