Active Directory Migration from Windows Server 2003 R2 to Windows Server 2008 R2

 Microsoft’s new baby in their server family is Windows Server 2008. The Windows Server® 2008 operating system ease operation of IT administrator and enterprise IT planner and designer. Windows 2008 Active Directory got improved roles, AD domain services, federation services, AD rights management services, compliances and BPA. Its time to shift to Windows 2008 Active Directory. In this article, I will show how to migrate from windows 2003 AD to windows 2008 AD.

On Windows Server 2003 DC, insert the Windows Server 2008 DVD, then open command prompt and change directory to  d:\sources\adprerp directory. Here D:\ is my dvd rom drive. In your case do as appropriate. note: you need to log on to windows 2003 domain controller as enterprise admin to run these command.

Now run following command   adprep/ forestprep

 

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Active Directory Migration from Windows Server 2008 R2 to Windows Server 2012

To perform the below steps, you will need to use a domain account which is member member of Domain Admins and Enterprise Admins Groups and member of the Schema Admins group. I will be using the domain Administrator account which is already a member of all these groups.