This information is from Microsoft KB186624 at http://support.microsoft.com/?kbid=186624.

CTRL+ALT+END starts the Windows NT Security dialog box. Similar to Windows NT/2000 CTRL+ALT+DEL.

ALT+PAGE UP switches between programs from left to right. Similar to Windows ALT+TAB.

ALT+PAGE DOWN switches between programs from right to left. Similar to Windows SHIFT+ALT+TAB.

ALT+INSERT cycles through the programs in most recently used order. Similar to Windows ALT+ESC.

ALT+HOME displays the Start menu. Similar to Windows CTRL+ESC.

CTRL+ALT+BREAK switches the Client between a window and a full screen.

ALT+DELETE Displays the Windows menu.

CTRL+ALT+MINUS (Minus as in the - symbol on the numeric keypad) Places a snapshot of the active window, within the client, on the Terminal server clipboard (provides the same functionality as pressing ALT+PrintScrn on a local computer.)

CTRL+ALT+PLUS (Plus as in the + symbol on the numeric keypad) Places a snapshot of the entire client window area on the Terminal server clipboard (provides the same functionality as pressing PrintScrn on a local computer.)