Migration AD DS from Windows Server 2008 SP2 to Windows Server 2012

This is a step by step guide to migrate active directory domain service from Windows Server 2008 to Windows Server 2012. We can follow the same steps to migrate from Windows Server 2008 R2 to Windows Server 2012.

Step-1: Raise Forest and Domain Functional Level.

To raise domain functional level open ‘Active Directory Users and computers’ console then right click on domain controller (here it is vitex.com) and click Raise Domain Functional level….

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Select at least Windows Server 2008 and click Raise button.

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Click on OK button.

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Click on OK button.

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To raise forest functional level open ‘Active Directory Domains and Trust’ console then right click on Active Directory Domains and Trust and click Raise Forest Functional level….

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Select at least Windows Server 2008 and click Raise button.

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Click on OK button.

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Click on OK button.

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Step-2:Join Windows Server 2012 machine as a member server.

Open ‘Server Manager’ click on Local Server and click on Workgroup name.

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From ‘System Properties’ click on Change button. Then select domain and write Domain name click OK button.

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Provide username and password and click OK button.

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Click on OK button.

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After this server will be restart.

Step-3: Configure a additional domain controller.

Open ‘Server Manager’ then click Manage and click Add roles and features.

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Click Next button.

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Select Role-based or feature-based installation. Click Next button.

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Select Select a server from the server pool then click on server name and Click Next button.

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Select Active Directory Domain Service. And click on Add features button.

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Click Next button.

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Click Next button.

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Click Next button.

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Check Restart the destination server automatically if required then click Yes button. Click Install button.

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Click Close button.

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Click Promote this server to domain controller.

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Select Add a domain controller to an existing domain. Click Next button.

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Check DNS and GC. Then provide Restore mode password. Click Next button.

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Click Next button.

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Select the necessary domain controller. Click Next button.

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Click Next button.

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Click Next button.

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Click Next button.

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Click Install button.

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After install server will be restarted.

Step-4: Transfer FSMO roles.

To transfer Schema in GUI mood provide following command in command promote.

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Click on OK button.

AD2k82k12_33Write MMC in open text box. Click on OK button.

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From MMC console click File and click Add Remove Snap-in…

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Select Active Directory Schema and click ADD> button. Then click OK button.

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From Active Directory Schema right click on Domain controller name and click Change Active Directory Domain Controller

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Select Domain controller name and click OK button.

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Click on OK button.

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From Active Directory Schema right click on Domain controller name and click Operations Manager…

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Click Change Button.

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Click Yes Button.

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Click on OK button.

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Click Close button.

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From Active Directory Domains and Trust right click on Domain name and click Change Active Directory Domain controller.

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Select Domain controller name and click OK button.

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From Active Directory Domains and Trues right click on Domain controller name and click Operations Manager…

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Click Change Button.

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Click Yes Button.

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Click on OK button.

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Click Close button.

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From Active Directory Users and Computers right click on Domain name and click Change Active Directory Domain controller.

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Select Domain controller name and click OK button.

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From Active Directory Users and Computers right click then select All Tasks and click Operations Masters..

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Click Change Button.

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Click Yes Button.

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Click on OK button.

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Click Close button.

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Change the PDC and Infrastructure as same as RID. Then check everything and Di-commission old Domain Controller.

Every problem has it's own solution. But we need to find it and solve.

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Posted in Active Directory, Technology (প্রযুক্তি)

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Mithun Dey

Mithun Dey

Every problem has it's own solution. But we need to find it and solve.

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