[root@lab002185-flip-server ~]# cat /var/log/kamailio/kamailio.log 
2015-08-25T09:27:02.220867+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[911]: WARNING: dispatcher [dispatch.c:792]: ds_load_db(): no dispatching data in the db -- empty destination set
2015-08-25T09:33:02.458093+09:00 lab002185-flip-server kamailio: WARNING: <core> [socket_info.c:1371]: fix_hostname(): could not rev. resolve 192.168.2.185
2015-08-25T09:33:02.460171+09:00 lab002185-flip-server kamailio: WARNING: <core> [socket_info.c:1371]: fix_hostname(): could not rev. resolve 192.168.2.185
2015-08-25T09:33:02.461934+09:00 lab002185-flip-server kamailio: WARNING: <core> [socket_info.c:1371]: fix_hostname(): could not rev. resolve 192.168.2.185
2015-08-25T09:33:02.463584+09:00 lab002185-flip-server kamailio: WARNING: <core> [socket_info.c:1371]: fix_hostname(): could not rev. resolve 192.168.2.185
2015-08-25T09:33:02.540595+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: WARNING: tls [tls_init.c:651]: init_tls_h(): tls: openssl bug #1491 (crash/mem leaks on low memory) workaround enabled (on low memory tls operations will fail preemptively) with free memory thresholds 8912896 and 4456448 bytes
2015-08-25T09:33:02.545072+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ERROR: dispatcher [dispatcher.c:768]: ds_warn_fixup(): failover functions used, but required AVP parameters are NULL -- feature disabled
2015-08-25T09:33:02.545790+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ERROR: dispatcher [dispatcher.c:768]: ds_warn_fixup(): failover functions used, but required AVP parameters are NULL -- feature disabled
2015-08-25T09:33:02.545918+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ERROR: dispatcher [dispatcher.c:768]: ds_warn_fixup(): failover functions used, but required AVP parameters are NULL -- feature disabled
2015-08-25T09:33:02.545988+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ERROR: dispatcher [dispatcher.c:768]: ds_warn_fixup(): failover functions used, but required AVP parameters are NULL -- feature disabled
2015-08-25T09:33:02.546037+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ERROR: dispatcher [dispatcher.c:768]: ds_warn_fixup(): failover functions used, but required AVP parameters are NULL -- feature disabled
2015-08-25T14:42:46.801070+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9253]: CRITICAL: dialog [dlg_timer.c:200]: update_dlg_timer(): Trying to update a bogus dlg tl=0x7f3b3c3d75e0 tl->next=(nil) tl->prev=(nil)
2015-08-25T14:42:46.803130+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9253]: ERROR: dialog [dlg_handlers.c:1308]: dlg_onroute(): failed to update dialog lifetime
2015-08-25T14:42:56.792419+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9253]: WARNING: dialog [dlg_handlers.c:1279]: dlg_onroute(): inconsitent dlg timer data on dlg 0x7f3b3c3d7588 [1631:8150] with clid '185161-13161@192.168.2.186' and tags '13161SIPpTag00185161' '13130SIPpTag01370270'
2015-08-25T16:12:35.277204+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9252]: CRITICAL: dialog [dlg_hash.c:861]: log_next_state_dlg(): bogus event 2 in state 3 for dlg 0x7f3b3c297170 [1393:11970] with clid '238421-13146@192.168.0.186' and tags '13146SIPpTag00238421' '13130SIPpTag01476964'
2015-08-25T16:43:40.709136+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9277]: CRITICAL: <core> [pass_fd.c:275]: receive_fd(): EOF on 12
2015-08-25T16:43:40.709177+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ALERT: <core> [main.c:728]: handle_sigs(): child process 9251 exited by a signal 11
2015-08-25T16:43:40.709187+09:00 lab002185-flip-server /usr/local/src/git/kamailio-4.3/kamailio[9236]: ALERT: <core> [main.c:731]: handle_sigs(): core was generated