The 70-663 exam, Pro: Designing and Deploying Messaging Solutions with Microsoft Exchange Server 2010 is now available for candidates wishing to progress to the Microsoft Certified IT Professional (MCITP) Enterprise Messaging Administrator 2010 certification.
This exam is designed for candidates who are responsible for the Exchange messaging environment in an enterprise environment. They are senior administrators who act as the technical lead over a team of administrators. These candidates are a third level of support between the Exchange Recipient Administrator and the Exchange Server Administrator.
More information about the exam including skills measured is available here
Candidates who had already booked the beta exam successfully, but eventually got cancelled by Prometric/Microsoft can get a voucher code for a free 70-663 exam. Check my previous article for more information.