DATA COMMUNICATION SERVICE PROVIDING METHOD

摘要

PROBLEM TO BE SOLVED: To make compatible a contents service from a communication trader to a user and an Internet connection service through an ISP (Internet service provider) in a system for providing a data communication service. SOLUTION: User authentication is carried out to an Internet service provider, a network address allocated to the user is held and by providing a AT-GW 341 for translating a network address different from the network address held by the user described in a network address field inside a communication packet, the communication between a user computer and the Internet service provider is established.