1. Change the value of HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp\LanAdapter to 0.
2. Close and restart the server manger mmc.
3. go to network adapter tab in the RDS config properties and again select the desired adapter you want to listen on.

 

 

http://social.technet.microsoft.com/Forums/en-US/winserverTS/thread/6a11aa4b-27a2-4916-b21a-be1bad2c04b8/