| 摘要 |
PROBLEM TO BE SOLVED: To provide means for managing operation states of monitoring target apparatuses even if a failure occurs in a communication network connecting the monitoring target apparatuses and a monitoring device.SOLUTION: In addition to the communication network connecting the monitoring target apparatuses and the monitoring device, a network using imaging means 130 is provided for acquiring operation state information of each monitoring target apparatus. Thus, it is possible to manage the operation states on the basis of captured images. |
