AUTHENTICATION RELAY APPARATUS, AUTHENTICATION RELAY SYSTEM, INTEGRATED CIRCUIT, AND AUTHENTICATION RELAY METHOD

摘要

A representative registration apparatus 100 includes: a master and slave apparatus supporting control section 101 which generates, according to a registration message received from a master apparatus or a slave apparatus, a registration message to be transmitted to the master apparatus or the slave apparatus; a communication range switching section 104 for switching a transmission range of a message to be transmitted; and a communication range determining section 107 which determines, according to a destination of a registration message generated by the master and slave apparatus supporting control section 101 , a transmission range of the registration message thus generated, so as to provide instructions to the communication range switching section 104.