| 摘要 |
PROBLEM TO BE SOLVED: To provide a network system, and a method for managing network, in which computers existing, respectively, in two or more different network systems are managed with an identical domain name. SOLUTION: Simultaneously with requested authentication of a user terminal 3 in network B, an RADIUS server-A 12 answers the information of a domain name server DNS-AB 14 being assigned to an RAS-A 11 according to its user service class. The RAS-A 11 informs the IP address of the DNS-AB 14 to the user terminal 3 in network B. The user terminal 3 in network B designates FQDN 'mymenu.entt.com' and request the IP address of a my menu server to the DNS-AB 14. The DNS-AB 14 answers the IP address of a my menu server-B 25 to be accessed by the user terminal 3 in network B.
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