To accomplish the subject task:

1. Right-click My Computer and press Manage.

2. On the Action menu, press Connect to another computer.

3. Double-click the computer you wish to connect to or type the computer name in to the Name box and press OK.

4. Right-click Computer Management (<computer name>) and press Properties.

5. On the Advanced tab, press the Startup and Recovery button.

6. On the Startup and Recovery dialog, press the Shut Down button.

7. Select between:

            Log off Current User
            Shut down
            Power down (if supported)

    and press OK.