Step by Step Active Directory Migration from Windows Server 2008 R2 to Windows Server 2019.

Step by Step Active Directory Migration from Windows Server 2008 R2 to Windows Server 2019.

 

1. Raise the Forest Functional Levels and Domain Functional Levels in Windows Server 2008 R2.
2. Click Start and select Administrative Tools and then Active Directory Domains and Trusts.
3. Right click on Active Directory Domains and Trusts and choose Raise Forest Functional Level.
4. Select an available forest functional level “Windows Server 2008 R2 and click Raise.
5. Now click on OK.
6. The forest functional level was raised successfully so click on ok.
7. Right click on the Domain name (yourdomain.local) and click Raise Domain Functional Level.
8. It has already got raised the Domain Functional Level to Windows Server 2008 R2 so click on close.
9. Now in power shell type the Netdom query fsmo command to check which server has installed FSMO roles.

 

Active Directory Migration Steps

 

1. Join Windows Server 2019 to an Active Directory Domain.
2. Transferring the Flexible Single Master Operations (FSMO) Role

Windows Server 2008 Domain Controller (server2008) and have a further Windows Server 2019 domain controller (Server2019). To finish the migration. We’d like to transfer 5 FSMO roles to the new domain controller.

Schema Master

Domain Naming Master

PDC

RID pool manager

Infrastructure Master

 

1. To find which server is currently holding FSMO then run the following command. netdom query fsmo
2. In Powershell type Using Active Directory Schema snap-in to transfer the Schema Master role 13- Open Command Prompt in administrative mode and type regsvr32 schmmgmt.dll and then click on ok.

 

3. On the Server2019 server, open Active Directory Users and Computers, right click domain yourdomain.local and then click Operations Masters.
4. On the Operations Masters, Select the RID tab and select the Change button.
5. Now click Yes.
6. The operations master role was successfully transferred so click ok.
7. Now you can verify that Operation master now transferred to our new Server Server2019.yourdomain.local
8. On the Operations Masters, select the PDC tab and then click the change button.
9. Now click Yes.
10. The operations master role was successfully transferred, then click ok.
11. Now you can verify that Operation master now transferred to our new Server Server2019.yourdomain.local
12. On the Operations Masters, select the Infrastructure tab and click on change button.
13. Then click Yes.
14. The operations master role was successfully transferred, then click ok.
15. Now you can verify that Operation master now transferred to our new Server Server2019.yourdomain.local
16. Open Server Manager and select Tools and then click Active Directory Domains and Trusts.
17. Right click on Active Directory Domains and Trusts and then select change active directory domain controller.
18. Select this Domain Controller or AD LDS Instance and click on the domain controller that you want to be the schema master role and then click ok.
19. Right click Active Directory Domains and Trusts and then select Operations Master.
20. Now click on Change
21. then click Yes.
22. The operations master was successfully transferred then click ok.
23. Confirmed the domain naming operation master role and click on Close.
24. Now we need to move our Schema Master role, so we need to register the schmmgmt.dll open command prompt and run the command below.

Regsvr32.exe C: \ windows \ system32 \ schmmgmt.dll

The process was completed successfully so click on ok.

25. Open Microsoft Management Console mmc type mmc and then hit enter.
26. Select the File tab and then select Add/Remove Snap-in.
27. From the left side, under Available Snap-ins, Select Active Directory Schema, click Add button and then click ok.
28. Right click Active Directory Schema, and then select Change Active Directory Domain Controller.
29. Select this Domain Controller or AD LDS Instance, click on the domain controller that you want to be the schema master role and then click on ok.
30. Now click OK.
31. In the console1, right click Active Directory Schema (Server2019.yourdomain.local) and then select Operations Master.
32. Select the Change button.
33. then click Yes.
34. The active directory schema Operations Master successfully transferred then click ok.
35. Now confirm your current schema master which is Server2019 and then click Close.
36. Now run the Netdom query fsmo command, so we can now see that our roles have been moved to our Windows Server 2019 Additional Domain Controller.
37. Now change the DNS address of our additional Domain Controller server to be the IP address of our Windows Server 2019 Domain Controller server.