70-640 Week 20 Q&A October 13, 2008 Posted by Garth Jones What are AD FS four service roles? Updated: February 24, 2016 at 9:49 am Tags: 70-640, EnergizeIT, exam, Q&A, self-study, Study group, Training, User Groups, Windows 2008 ◀ MCITP: Windows Server 2008, Server Administrator 70-640 Week 20 ▶ Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website