here the tips and tricks;
to make it work, u must have gain administrative access. press windows key + R button and then type computer name follow by string C$. eg:
if windows prompt user name and password and ur already know, it will be simple job (if ur admin).
file will open,
now next step is open the command prompt and type;
shutdown -s -m \\computer-name -t 45 -c "gotcha!!"
your network PC will be shutdown within 45 seconds. and done!
to know more about this please go to link below;
bacteria comment: i always use this to prank friends. :D