Importance

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Abstract

A remote service system capable of providing service also in environment of a dynamic IP address is realized. A service demanding apparatus has a demand-side router connected to the Internet by using a dynamic IP address via a broadband line. The demand-side router has authentication obtaining means for obtaining authentication from a service providing apparatus and communication means for performing communication with the service providing apparatus. The service providing apparatus has an authentication server for authenticating the service demanding apparatus and a providing-side router connected to the Internet by using a static IP address. The providing-side router has communication starting means for accessing the demand-side router by using a telephone number on a broadband line to make the demand-side router start performing communication, and communication means for performing communication with the service demanding apparatus.

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First Claim