Sonicwall - allow RDP through on a different port

First change the listening port on the PC:

1. Start Registry Editor.
2. Edit the following registry subkey:
   HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\TerminalServer\WinStations\RDP-Tcp\PortNumber
3. On the Edit menu, click Modify, and then click Decimal.
4. Type the new port number, and then click OK.
5. Quit Registry Editor.
6. Restart the computer.