Devices that are installed but are not currently connected to the computer (such as a Universal Serial Bus (USB) device or "ghosted" devices) are not normally displayed in Device Manager. This tweak causes all devices to be shown.

​http://www.winguides.com/registry/display.php/1107/

Registry Settings

System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Environment]
Value Name: DEVMGR_SHOW_NONPRESENT_DEVICES
Data Type: REG_SZ (String Value)
Value Data: (1 = show all hidden devices)

Don't remember how I figured it out… but I remember it took months. If your UT server is playing super crappy on a laptop under WinME (or WinXP), try running SETI@Home or distributed.net's RC5 cracker. It worked for me under both OSs.

mknod /dev/null c 1 3 chmod a+w /dev/null