| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a remote supervisory control system capable of suppressing the processing load on a center server and communication traffic, even when device supervisory controllers are increased in number. <P>SOLUTION: The center server 5 receives system information as information, needed for network connection of a device supervisory controller 7 over a network 4 from the device supervisory controller 7, and transmits group information, based upon the system information to the device supervisory controller 7. The device supervisory controller 7 transmits system information regarding itself to the center server 5 and acquires the group information on the group that the supervisory controller itself belongs to, and system information regarding another device supervisory controller 7 that belongs to the same group from the center server 5. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
