| 摘要 |
PROBLEM TO BE SOLVED: To efficiently and surely perform file transfer from a host device to a server device. SOLUTION: Concerning the data transfer system provided with a host device 1 storing a file 1b to be transferred to server devices A and B and plural server devices A and B for receiving the transfer of the file from this host device 1, the host device 1 is provided with a transfer energizing means 1a for outputting a file transfer instruction when preset conditions are satisfied, and when the file transfer instruction is outputted from this transfer energizing means 1a, the file 1b is transferred to the plural server devices A and B.
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