| 摘要 |
PROBLEM TO BE SOLVED: To provide a network system capable of accurately and efficiently displaying and providing information regarding a device in networks at all times. SOLUTION: When displaying the information regarding the device in the networks 150, 120 and 130 on an image plane (a map display), an optional device registered by a registering means is managed as a registered device along with the device selected from devices in the networks 150, 120 and 130, and information regarding the registered device is displayed on the image plane (the map display).
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