APPARATUS, METHOD AND PROGRAM, FOR REGISTERING USER ADDRESS INFORMATION

摘要

PROBLEM TO BE SOLVED: To provide a relay device wherein registration operation of address information for utilizing an IP telephone function is made simple.

SOLUTION: An apparatus of the present invention comprises: a storage unit 120 which stores therein authentication IDs that are used for authentication of users and address information in association with one another; an authentication processing unit 112 which receives from a PC an authentication message that includes an authentication ID and is used for the authentication of the user of a communication terminal, and performs authentication on the user based on the received authentication message; an SIP address acquiring unit 113 which acquires from the storage unit 120 address information that corresponds to the authentication ID included in the authentication message when the user is authenticated; and an SIP address registering unit 115 which sends an SIP location server a registration request for registering the acquired address information as the address information of the user of an IP telephone terminal associated with the PC that transmits the authentication message.

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