| 摘要 |
PROBLEM TO BE SOLVED: To provide a data coordination system capable of safely and simply carrying out a data coordination utilizing the Internet between computer systems positioned at remote positions. SOLUTION: The data coordination system is provided with a plurality of unit computer systems 1, 2, 3 connected to the Internet N; and a management computer system DC. After the management computer system receives a message specifying an address from a transmission side unit computer system, when a commit command is inputted from the transmission side unit computer, the message is cashed. If a receiver side unit computer system of the address makes an access, the message is transmitted to the receiver side unit computer system. If a commit command is inputted from the receiver side unit computer system, a function for judging as a completion of the transmission is provided.
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