| 摘要 |
PROBLEM TO BE SOLVED: To reduce the load of a monitor server. SOLUTION: A monitoring gateway 13 comprises a monitoring information receiving section 41 for inputting monitoring information from the outside; a monitoring information type table 43 on which information previously indicating monitoring items, information indicating whether the information is current value data or not, and indicating whether the information is history value data or not are stored in a corresponding manner; a monitoring information type identifying section 42 which retrieves information indicating monitoring items from the monitoring information received by the monitoring information receiving section, and identifies a receiver in accordance with the monitoring information type table; and a monitoring information transmitting section 44 for transmitting the monitoring information based on the receiver identified by the monitoring information type identifying section. Thus, a monitor server 2 does not need to receive unnecessary monitoring information. |
