The invention realizes a simple and easy file transfer system by setting a communication parameter without requiring a manual input by a user and transferring a parameter indicating a file transfer job.A third communication equipment transmits a communication parameter for executing a data communication between a first communication equipment and a second communication equipment, to the first communication equipment, and in response to the transmission of the communication parameter, receives a parameter indicating a file transfer job for transmitting files to the second communication from the first communication equipment, from the first communication equipment, and transmits the parameter indicating the file transfer job and the communication parameter to the second communication equipment.