joc master shutdown is a system utility for win9x/nt/2000/xp/vista that allows to automatically shutdown your computer, a remote computer or a complete lan domain. shutdown, restart, log off, hibernate, suspend or lock computer(s) immediatelly, at schedule time or by command line mode. rather than going to each computer individually, you can restart or shutdown all the computers in a lan domain, by clicking a button. saves time and work