| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a monitoring system where a plurality of cameras and a plurality of monitoring devices are connected via a network and the monitoring devices can access the cameras to acquire a camera video image and display the video image even when the IP address of the camera is a dynamic IP address. SOLUTION: A network 7 is provided with a center device 3 that registers an ID unique to a first camera 1 or the like and a dynamic IP address. The first camera 1 or the like accesses the center device 3 to inform the center device 3 about its own camera ID and IP address and to register them to the center device 3. When the first monitoring device 4 or the like accesses, for example, the first camera 1, the first monitoring device 4 or the like acquires the corresponding ID from the center device 3 and accesses the camera 1 by using the acquired IP.</p> |
