If you have a network-based Kerio Firewall may cause a disconnection with applications for Java technology on remote sites, in this case here is your solution:

1. Stop the WinRoute engine
2. Go to C:\Program Files\Kerio\WinRoute Firewall
3. Edit the winroute.cfg file with notepad
4. Search for DefaultTcpTimeout
5. Set DefaultTcpTimeout to a higher value
6. Save the winroute.cfg file
7. Restart the WinRoute engine