The second edition of the Training Kit (Exam 70-647): Windows Server 2008 Enterprise Administrator (2nd Edition) is available. Amongst other updates in this 2nd Edition, chapter 7, originally about Terminal Services, has now been updated to Remote Desktop Services! Including RemoteFX!
A glance of the index see below
Amazon link: http://www.amazon.com/MCITP-Self-Paced-Training-Exam-70-647/dp/0735656657/ref=sr_1_2?s=books&ie=UTF8&qid=1308829811&sr=1-2