| 摘要 |
PROBLEM TO BE SOLVED: To suppress the cost relating to establishment and operation of an office in which an image formation device is used.SOLUTION: The image formation device comprises: a network interface for accepting data; an image processing unit for inputting an image; an image output unit for outputting the data accepted by the network interface or the image input by the image processing unit; a public line interface which is connected to a public line network; and a line exchange control unit for performing line exchange between a telephone apparatus connected to the network interface and the public line interface. |
