| 摘要 |
<P>PROBLEM TO BE SOLVED: To dispense with a history storing part of a control board in storing an operation history of a motor-driven shutter for a building and to easily fetch the operation history. <P>SOLUTION: In a home network system 1, management servers 62, 7 are networks 4, 5, and the management servers 62, 7 are provided with operation history storing parts 62i, 7h for storing the operation history of the shutters 21A to 21C, and an operation history informing part 7i for transmitting the operation history or a notice based on it to a designated terminal connected to an external network 5 or an interior operation terminal 3 connected to the internal network 4. <P>COPYRIGHT: (C)2004,JPO |
