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Although either way would work id upgrade the AD first then migrate exchange. <br />
<br />
Hope that helps! <br />
<br />
Dave J
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My one customer have small setuo they want to migrate their exchange and active directory servers. <br />
<br />
AD is on 2003<br />
Exchange is on 2007<br />
<br />
what is the preffered method to go ahead with migration should i move first with AD migration or first on exchange migration.<br />
<br />
AD 2008 <br />
Exchange 2010.<br />

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My one customer have small setuo they want to migrate their exchange and active directory servers. 

AD is on 2003
Exchange is on 2007

what is the preffered method to go ahead with migration should i move first with AD migration or first on exchange migration.

AD 2008 
Exchange 2010.


Exchange 2007/ AD 2003 Migration

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Active Directory (AD) is a Microsoft brand for identity-related capabilities. In the on-premises world, Windows Server AD provides a set of identity capabilities and services, and is hugely popular (88% of Fortune 1000 and 95% of enterprises use AD). This topic includes all things Active Directory including DNS, Group Policy, DFS, troubleshooting, ADFS, and all other topics under the Microsoft AD and identity umbrella.

Active Directory

Windows Server 2008 and Windows Server 2008 R2, based on the Microsoft Vista codebase, is the last 32-bit server operating system released by Microsoft. It has a number of versions, including including Foundation, Standard, Enterprise, Datacenter, Web, HPC Server, Itanium and Storage; new features included server core installation and Hyper-V.