COMMUNICATION RELAY APPARATUS, COMMUNICATION RELAY SYSTEM AND COMMUNICATION RELAY METHOD

摘要

communication relay apparatus includes a frame transmission unit. The frame transmission unit is changed to information indicating the predetermined external communication apparatus from the information indicating the own device , without changing the source information included in the frame when the destination information included in the unit of data transmission frames , the frame is received, which has a function . The frame transmission unit has a function of transmitting a frame after a change to the external communication device . ;