Click [Close]
button at the upper right of the window to end the controller program
(Misete.exe).
At this time the contents in the client list and in the message list are saved.
If you don't want to save these contents,
click [x] button at the upper right of the window.
This is effective if your network system use DHCP. Because the IP address
of the client may change each time under DHCP.