This user right determines which users and groups are allowed to connect to the computer over the network. Remote Desktop Services are not affected by this user right.
Note: Remote Desktop Services was called Terminal Services in previous versions of Windows Server.
Computer Configuration\Windows Settings\Local Policies\User Rights Assignment
Default on workstations and servers: Administrators Backup Operators Users Everyone Default on domain controllers: Administrators Authenticated Users Enterprise Domain Controllers Everyone Pre-Windows 2000 Compatible Access
At least Windows XP SP2, Windows Server 2003
User Rights security settings are not registry keys