Is this something as simple as the machine going into suspend/sleep when you aren't typing at it?
I'd go into the KDE system settings->Power Management and check the options; in particular the 'suspend session' option. Dave -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/997767 Title: Network connection is lost after some hours of inactivity and comes up again on user interaction To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/997767/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs