FACSIMILE DEVICE, COMMUNICATION METHOD AND COMMUNICATION PROGRAM

摘要

PROBLEM TO BE SOLVED: To perform stable transmission when an opposite facsimile device is connected to IP telephone.SOLUTION: A facsimile device 10 includes communication parameter setting means 14 for prohibiting ECM communication and switching to G3 communication, when data transmission to a facsimile device connected to IP telephone falls into communication abnormality.