To simulate Ctrl-Alt-Del press Ctrl-Alt-End. Pressing Ctrl-Alt-Del will open the Task Manager on the local machine.

Reboot and restart:
- "shutdown" to shutdown
- "shutdown -r" to reboot
- "shutdown -i" to get a GUI
- "shutdown -l" to logoff

The MS client also allows Ctrl-Alt-Break to switch between viewing the session in a window and on the full screen.

To change the port number of the remote desktop server:
The setting for the Terminal Services port lives in the following registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\TerminalServer\WinStations\RDP-Tcp
Open up Regedit, find this key, look for the the PortNumber value and change it to whatever you want.

To connect to a remote server with a non standard port (other than 3389):
Use the computer name, followed by a ":" and the port (e.g. www.mymachine.com:6789)