| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To configure a network system in which communications are easily performed via a VPN between a center side server provided in a center and a plurality of clients within a branch and data are easily transmitted via a LAN within the branch between a branch side server and the clients. <P>SOLUTION: In electronic table-of-contents (TOC) terminals 71 and 72 which are located on a LAN 81 of a Karaoke shop 101, data are transmitted by using a local address allocated to an electronic TOC server 51 within a first network address. Between a center side distribution server 11 and a Karaoke device 61 in the Karaoke shop, communications are performed on the VPN while using a local address within a second network address which is different for each Karaoke shop side router. <P>COPYRIGHT: (C)2004,JPO</p> |
