∙ Module monitoring CCTV main power, log transmission to monitoring server when power is ON/OFF
∙ If the main power of the CCTV is suddenly turned off, the CCTV power problem is notified to the monitoring server. It informs the manager whether it is the problem of its own or the main power supply.
∙ Separate CCTV, power, and network failures and have the maintenance manager identify the cause so that it can be operated and managed.