DEVICE FOR SELECTING COMMUNICATION NETWORK FOR IP NETWORK CONNECTION, SYSTEM FOR SELECTING COMMUNICATION NETWORK, METHOD THEREOF AND PROCESSING PROGRAM THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a communication network selecting device capable of performing connection by using an access network selected on the basis of communication device information, communication quality information or communication charge information predesignated in accordance with each different communication information type and each different communication information size. SOLUTION: An access network selecting device 610-1 for IP network connection for selecting one among a plurality of access networks 710, 712 and 714 for connecting communication equipment 700 for performing a connection mediation service to an IP network and a PC 600 for connecting to the communication equipment 700 and connecting to the IP network through the selected access network, has a communication device information storing part 710 for defining an available communication device corresponding to each different communication information type and each different communication information size, and an access network selecting part 712 for selecting one access network that receives a connection request among the access networks on the basis of the each different communication information type and the each different communication information size of the communication device information storing part 710 in transmitting a connection request to the communication equipment 700.