EQUIPMENT ITEM DEVICE, MANAGEMENT DEVICE, EQUIPMENT ITEM MANAGEMENT SYSTEM, COMMUNICATION CONTROL METHOD BETWEEN EQUIPMENT AND MANAGEMENT DEVICE AND COMMUNICATION CONTROL PROGRAM

摘要

A management device (10) to manage a plurality of equipment items (40) through a network is provided with a notification receiving unit (11), a memory unit (12), a registration judgment unit (13), a notification prohibition instruction making-out unit (14) and an instruction transmission unit (19). The notification receiving unit (11) receives a notification from the equipment item. The memory unit (12) holds identification information of the equipment item and registration information indicative of registration or non-registration of the equipment item. When the notification receiving unit (11) receives the notification, the registration judgment unit (13) refers to the identification information and the registration information to judge whether the equipment item is registered or not. When it is judged that the equipment item (40) is not registered, the notification prohibition instruction making-out unit (14) makes out a notification prohibition instruction. The instruction transmission unit (19) transmits the notification prohibition instruction to the equipment item.