COMMUNICATION PROXY DEVICE AND SERVICE PROVIDING METHOD USING THE SAME DEVICE

PROBLEM TO BE SOLVED: To control data transfer to an application server connected to a communication proxy device. SOLUTION: An additional service control command is added to an access request and response data. A first proxy server 1a controls whether the access request should be directly relayed to the destination or the access request is transferred to an application server 7, and relayed to the destination after an additional service is applied according to the additional service control command included in the access request. Also, the first proxy server 1a controls whether the response data should be directly relayed to the destination, or the response data should be transferred to the application server 7, and relayed to the destination after the additional service is applied according to the additional service control command included in the response data. COPYRIGHT: (C)2004,JPO