Blackberry Professional Server 4.1 upgrade for Exchange 2010.

My company uses Blackberry Professional Server 4.1 and I am upgrading or migrating mailboxs from Exchange 2007 to Exchange 2010. What is required to get my Blackerry Professional Server 4.1 users to work with the new Exchange 2010 Server?
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Gary CutriData & Communications SpecialistCommented:
Hi, to support Exchange 2010 you need to upgrade to BES 5.0 (Enterprise or the free Express version).  Then follow the guide below:

Exchange 2010 BES 5.0.x Install Guide

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355LT1Author Commented:
Update to BB Enterprise 5.1 and update CDO libraries.
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