PROBLEM TO BE SOLVED: To provide an accounting information system, a connection method of an accounting information system, and a file used in setting an accounting information system, in which connection information or a connection file provided to each user may be the same.;SOLUTION: An accounting information system 10 includes: a network hub 50 connected to a client terminal 20 on the basis of hub connection information unique to the client terminal 20; and a virtual server 48 connected to the network hub 50. Access information used when the virtual server 48 and the client terminal 20 are connected via the network hub 50 is the same without depending on the client terminal 20.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2019,JPO&INPIT
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