INTERMEDIATE DEVICE WHICH CAN BE INTRODUCED AND REMOVED IN SEAMLESS WAY

摘要

There is provided an intermediate device which can be introduced and removed in seamless way. State information acquisition means acquires state information required for maintaining the session state established between a first information processing device and a second information processing state for information processing service, from the first information processing device or the second information processing device. According to the state information, intermediate service management means creates a transfer rule for transfer by applying the intermediate service to the data on the information processing service. According to the transfer rule, transfer control means maintains the existing session state between the transfer control means and the second information processing device while establishing a new session between the transfer control means and the first information processing device, so as to transfer data by using the existing session and the new session.