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</o:shapelayout></xml><![endif]--></head><body lang="EN-US" link="#0563C1" vlink="#954F72"><div class="WordSection1"><p class="MsoNormal">Dear Kamailio Team , <o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">I have installed Kamailio on Ubuntu 18.04 with SIREMIS and its working fine . But I want to use the Dispatcher module for load balancing . When enabling the dispatcher module Kamailio is not starting up and giving error in syslog. Please check below the logs for your reference.<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">root@CICTPH01LLB01:/usr/lib/x86_64-linux-gnu/kamailio/modules# kamailio -E<o:p></o:p></p><p class="MsoNormal"> 0(19009) INFO: <core> [core/sctp_core.c:74]: sctp_core_check_support(): SCTP API not enabled - if you want to use it, load sctp module<o:p></o:p></p><p class="MsoNormal">Listening on<o:p></o:p></p><p class="MsoNormal"> udp: 127.0.0.1:5060<o:p></o:p></p><p class="MsoNormal"> udp: 192.168.180.200:5060<o:p></o:p></p><p class="MsoNormal"> tcp: 127.0.0.1:5060<o:p></o:p></p><p class="MsoNormal"> tcp: 192.168.180.200:5060<o:p></o:p></p><p class="MsoNormal">Aliases:<o:p></o:p></p><p class="MsoNormal"> tcp: CICTPH01LLB01:5060<o:p></o:p></p><p class="MsoNormal"> tcp: localhost:5060<o:p></o:p></p><p class="MsoNormal"> udp: CICTPH01LLB01:5060<o:p></o:p></p><p class="MsoNormal"> udp: localhost:5060<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal"> 0(19009) INFO: <core> [core/tcp_main.c:4735]: init_tcp(): using epoll_lt as the io watch method (auto detected)<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: rr [../outbound/api.h:52]: ob_load_api(): unable to import bind_ob - maybe module is not loaded<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: rr [rr_mod.c:177]: mod_init(): outbound module not available<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: auth [auth_mod.c:347]: mod_init(): qop set, but nonce-count (nonce_count) support disabled<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: <core> [main.c:2683]: main(): processes (at least): 32 - shm size: 67108864 - pkg size: 8388608<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: <core> [core/udp_server.c:153]: probe_max_receive_buffer(): SO_RCVBUF is initially 212992<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: <core> [core/udp_server.c:205]: probe_max_receive_buffer(): SO_RCVBUF is finally 425984<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: <core> [core/udp_server.c:153]: probe_max_receive_buffer(): SO_RCVBUF is initially 212992<o:p></o:p></p><p class="MsoNormal"> 0(19011) INFO: <core> [core/udp_server.c:205]: probe_max_receive_buffer(): SO_RCVBUF is finally 425984<o:p></o:p></p><p class="MsoNormal">21(19044) INFO: jsonrpcs [jsonrpcs_sock.c:443]: jsonrpc_dgram_process(): a new child 0/19044<o:p></o:p></p><p class="MsoNormal">root@CICTPH01LLB01:/usr/lib/x86_64-linux-gnu/kamailio/modules# 22(19053) INFO: ctl [io_listener.c:214]: io_listen_loop(): io_listen_loop: using epoll_lt io watch method (config)<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">=================================================================================================================<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 systemd[1]: Starting Kamailio (OpenSER) - the Open Source SIP Server...<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio: INFO: <core> [core/sctp_core.c:74]: sctp_core_check_support(): SCTP API not enabled - if you want to use it, load sct<o:p></o:p></p><p class="MsoNormal">p module<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio: INFO: <core> [core/tcp_main.c:4735]: init_tcp(): using epoll_lt as the io watch method (auto detected)<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: Listening on<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: udp: 127.0.0.1:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: udp: 192.168.180.200:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: tcp: 127.0.0.1:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: tcp: 192.168.180.200:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: Aliases:<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: tcp: CICTPH01LLB01:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: tcp: localhost:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: udp: CICTPH01LLB01:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 kamailio[18815]: udp: localhost:5060<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: rr [../outbound/api.h:52]: ob_load_api(): unable to import bind_ob - maybe module is not loaded<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: rr [rr_mod.c:177]: mod_init(): outbound module not available<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: auth [auth_mod.c:347]: mod_init(): qop set, but nonce-count (nonce_count) support disabled<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: <core> [main.c:2683]: main(): processes (at least): 32 - shm size: 67108864 - pkg size: 8388608<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: <core> [core/udp_server.c:153]: probe_max_receive_buffer(): SO_RCVBUF is initially 212992<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: <core> [core/udp_server.c:205]: probe_max_receive_buffer(): SO_RCVBUF is finally 425984<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: <core> [core/udp_server.c:153]: probe_max_receive_buffer(): SO_RCVBUF is initially 212992<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: <core> [core/udp_server.c:205]: probe_max_receive_buffer(): SO_RCVBUF is finally 425984<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: ERROR: <core> [core/tcp_main.c:2863]: tcp_init(): bind(d, 0x7f81495f1efc, 16) on 127.0.0.1:5060 : Address already in use<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 /usr/sbin/kamailio[18817]: INFO: <core> [core/sctp_core.c:53]: sctp_core_destroy(): SCTP API not initialized<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 systemd[1]: kamailio.service: Control process exited, code=exited status=255<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 systemd[1]: kamailio.service: Failed with result 'exit-code'.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:19 CICTPH01LLB01 systemd[1]: Failed to start Kamailio (OpenSER) - the Open Source SIP Server.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:20 CICTPH01LLB01 systemd[1]: kamailio.service: Service hold-off time over, scheduling restart.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:20 CICTPH01LLB01 systemd[1]: kamailio.service: Scheduled restart job, restart counter is at 5.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:20 CICTPH01LLB01 systemd[1]: Stopped Kamailio (OpenSER) - the Open Source SIP Server.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:20 CICTPH01LLB01 systemd[1]: kamailio.service: Start request repeated too quickly.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:20 CICTPH01LLB01 systemd[1]: kamailio.service: Failed with result 'exit-code'.<o:p></o:p></p><p class="MsoNormal">Feb 18 18:33:20 CICTPH01LLB01 systemd[1]: Failed to start Kamailio (OpenSER) - the Open Source SIP Server.<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal" style="background:white;vertical-align:baseline"><b><span style="font-size:12.0pt;font-family:inherit;color:#212121;border:none windowtext 1.0pt;padding:0in"><o:p> </o:p></span></b></p><p class="MsoNormal" style="background:white;vertical-align:baseline"><b><span style="font-size:12.0pt;font-family:inherit;color:#212121;border:none windowtext 1.0pt;padding:0in">Regards</span></b><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p><p class="MsoNormal" style="background:white;vertical-align:baseline"><b><span style="font-size:14.0pt;font-family:inherit;color:#212121;border:none windowtext 1.0pt;padding:0in">Amul Tyagi</span></b><span style="font-size:14.0pt;font-family:inherit;color:#212121;border:none windowtext 1.0pt;padding:0in"> <b>| </b></span><b><span style="font-size:12.0pt;font-family:inherit;color:#212121;border:none windowtext 1.0pt;padding:0in">Technical Head - 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