INTERNET COMMUNICATION SYSTEM, INTERNET COMMUNICATION METHOD, SESSION MANAGEMENT SERVER, RADIO COMMUNICATION DEVICE, COMMUNICATION RELAY SERVER, AND PROGRAM

摘要

An Internet communication system has session management servers (210, 220) each for managing radio communication devices (110, 120) and communication relay servers (310, 320). The load of processings on each session management server is uniformed, and the system operation efficiency and the quality of service provided to users using the system are improved.