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A book: Advanced Active Directory Infrastructure for Windows Server 2012 R2 Services
MS: Upgrade Domain Controllers to Windows Server 2012 R2 and Windows Server 2012
Another book: Instant Migration from Windows Server 2008 and 2008 R2 to 2012 How-to
Step-By-Step: Active Directory Migration from Windows Server 2008 R2 to Windows Server 2012 R2
Migrate Active Directory from Windows Server 2008
Migrating Active Directory Domain Controller from Windows Server 2008 R2 to Windows Server 2012
Upgrade Active Directory from Windows Server 2008R2 to Windows server 2012R2
Migrate Active Directory 2008 to 2012 but need to keep the same ip address and server name
Migrate Windows Server 2008 DC to Windows Server 2012 R2/2016 (new server)
Some interesting posts if we look back how Windows 2008 DCs were installed and set up –
Deploying a Windows Server 2008 Forest Root Domain
Create a Virtual Active Directory Domain Controller
Running Windows Server 2008 R2 – Installing and Creating the Lab Domain Controller by Tom Shinder
Excerpt from a book: Active Directory Domain Services 2008 How-To
Different lab: Install and configure the domain controller (CONTOSO-DC)