摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication system capable of using various network connection services. <P>SOLUTION: A connection device 1 is positioned between a host device 10 and a communication module 20. The connection device 1 and a router 60 perform line control and address conversion processing so that the host device 10 and a management computer 51, set for a network connection service which provides fixed IP addresses, can use a network connection service which provides dynamic IP addresses. <P>COPYRIGHT: (C)2012,JPO&INPIT |