Master logs just full of messages below...
Apr 6 19:24:34 TMAC ZD-APMgr: IPC_thread rcv ping from TACMON
Apr 6 19:24:30 TMAC meshd[8352]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:24:18 TMAC meshd[8328]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:24:04 TMAC ZD-APMgr: IPC_thread rcv ping from TACMON
Apr 6 19:24:00 TMAC meshd[8281]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:23:48 TMAC meshd[8263]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:23:34 TMAC ZD-APMgr: IPC_thread rcv ping from TACMON
Apr 6 19:23:30 TMAC meshd[8219]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:23:18 TMAC meshd[8195]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:23:04 TMAC ZD-APMgr: IPC_thread rcv ping from TACMON
Apr 6 19:22:59 TMAC meshd[8143]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:22:48 TMAC meshd[8135]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:22:34 TMAC ZD-APMgr: IPC_thread rcv ping from TACMON
Apr 6 19:22:29 TMAC meshd[8091]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory
Apr 6 19:22:18 TMAC meshd[8081]: send_controller_config line: 96 Controller connecting error, errno: 2 No such file or directory