| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To obtain a terminal device which avoids double login to a server side from the terminal device without increasing a processing load of the server side as much as possible, even if the terminal device performs login again after the communication is cut without performing logoff processing. <P>SOLUTION: In a window terminal 11 which performs login to a center side system 2 through an exclusive network 3, if succeeding in login to a center side system 2, a login request part 112 stores authentication information 117 which shows that login to the center side system 2 is successful in storage device 115, and if the authentication information 117 is stored in the storage device 115 when a login request signal is outputted to the center side system 2, a login request part 112 makes the logout request part 113 delete the authentication information 117 while making it output the logout request, and then outputs the login request signal. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
