Enable RDP in Windows 2008 Server Core

1) On the  Server Core Server, run this command : #cscript C:\Windows\System32\Scregedit.wsf /ar 0

2) View your current settings: #cscript C:\Windows\System32\Scregedit.wsf /ar /V

If the output is 0, that means RDP connection is enabled

If the output is 1, that means RDP connection is denied

2) If you are using a previous version or RDP client, run this command in Server core: #cscript C:\Windows\System32\Scregedit.wsf /cs 0