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Active Directory Migration From Windows Server 2008 r2 to 2019

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Active Directory Migration From Windows Server 2008 r2 to 2019

Active Directory Migration – In this blog, we’ll move the roles on our Server2008 (Windows Server 2008 R2 SP1) AD server to Server2019 (new Windows Server 2019 Standard).

Before proceeding to migrate an Active Directory from Windows Server 2008 R2 to Windows Server 2019, you want to first install Windows Server 2019 on a replacement machine which can then be promoted to Active Directory Server 2019.

Install Windows Server 2019.

How to Install Windows Server 2019, Click here

Rename Windows Server 2019.

How to rename Windows Server 2019, Click here

Configure the IP Addresses in Server 2019.

The next step is to configure the IP and the DNS Addresses on the new server.

                           Windows Server 2008 R2           Windows Server 2019

Computer Name:             Server2008                            Server2019

Domain Name:              xpertstec.local

IP Address (Static):          10.0.0.20                                 10.0.0.22

Subnet Mask:                255.255.255.0                            255.255.255.0

Default Gateway:            10.0.0.1                                   10.0.0.1

Preferred DNS Server:   10.0.0.20                                 10.0.0.20

Active Directory Migration 2008

1- First, let’s have a glance at my environment. we have a domain controller xpertstec.local which is installed on Windows Server 2008 R2.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

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.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

3- Right click on Active Directory Domains and Trusts and choose Raise Forest Functional Level.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

4- Select an available forest functional level “Windows Server 2008 R2 and click Raise.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

5- Now click on OK.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

6- The forest functional level was raised successfully so click on ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

Now Raising the Function Level of the Domain

7- Right click on the Domain name (xpertstec.local) and click Raise Domain Functional Level.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

8- It has already got raised the Domain Functional Level to Windows Server 2008 R2 so click on close.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

9- Now type the Netdom query fsmo command to check which server has installed FSMO roles.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

10- DNS Manager.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

Active Directory Migration Steps

Join Windows Server 2019 to an Active Directory Domain.

How to Join Windows Server 2019 to an Active Directory Domain, Click here

Now sign in Windows Server 2019 with the domain administrator account.

Create Additional Domain Controller (ADC) In Windows Server 2019

How to Create Additional Domain Controller (ADC) In Windows Server 2019 so Click here

11- Now have a look at my active directory Domain Controllers  Server2008. We can now see that our server Server2019 is in the domain role.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

Transferring the Flexible Single Master Operations (FSMO) Role

I have a 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.

  1. Schema Master
  2. Domain Naming Master
  3. PDC
  4. RID pool manager
  5. Infrastructure Master

12- To find which server is currently holding FSMO then run the following command. netdom query fsmo

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

The FSMO roles are currently with the Windows Server 2008 R2 Active Directory domain controller (server2008)

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.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

Operations Master Roles Tranfer

14- On the Server2019 server, open Active Directory Users and Computers, right click domain xpertstec.local and then click Operations Masters.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

15- On the Operations Masters, Select the RID tab and select the Change button.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

16- Now click Yes.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

17- The operations master role was successfully transferred so click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

18- Now you can verify that Operation master now transferred to our new Server Server2019.xpertstec.local

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

19- On the Operations Masters, select the PDC tab and then click the change button.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

20- Now click Yes.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

21- The operations master role was successfully transferred, then click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

22- Now you can verify that Operation master now transferred to our new Server Server2019.xpertstec.local

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

23- On the Operations Masters, select the Infrastructure tab and click on change button.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

24- Then click Yes.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

25- The operations master role was successfully transferred, then click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

26- Now you can verify that Operation master now transferred to our new Server Server2019.xpertstec.local

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

27- Open Server Manager and select Tools and then click Active Directory Domains and Trusts.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

28- Right click on Active Directory Domains and Trusts and then select change active directory domain controller.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

29- 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.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

Transfer Domain Master Role

30- Right click Active Directory Domains and Trusts and then select Operations Master.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

31- Now click on Change

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

32- then click Yes.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

33- The operations master was successfully transferred then click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

34- Confirmed the domain naming operation master role and click on Close.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

35- 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.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

36- Open Microsoft Management Console mmc type mmc and then hit enter.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

Console

37- Select the File tab and then select Add/Remove Snap-in.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

38- From the left side, under Available Snap-ins, Select Active Directory Schema, click Add button and then click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

39- Right click Active Directory Schema, and then select Change Active Directory Domain Controller.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

40- 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.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

41- Now click OK.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

42- In the console1, right click Active Directory Schema (Server2019.xpertstec.local) and then select Operations Master.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

43- Select the Change button.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

44- then click Yes.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

45- The active directory schema Operations Master successfully transferred then click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

46- Now confirm your current schema master which is Server2019 and then click Close.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

47- 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.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

48- Now change the DNS address of our additional Domain Controller server to be the IP address of our Windows Server 2019 Domain Controller server.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

After completing Active Directory Migration, Now the ultimate step is to get rid of (uninstalling) server2008 Active Directory domain controller.

Remove Active Directory Domain Controller 2008

49- Open command prompt Type dcpromo and then hit Enter.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

50- Click Next.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

51- The Active Directory domain controller has the global catalog service, make sure your primary DC also has the service enabled and click on ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

52- Confirmed that the delete this domain, because this server is the last domain controller in the domain, is UNCHECKED and then click next.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

53- Type a password for the new Administrator account on this server and click next.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

54- Review the remove active directory domain services Summary and click Next.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

55- Check the Reboot on completion box to restart the server after the service has been removed

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

56- After rebooting server2008 DC. Now log in with the local administrator account and then open Server Manager.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

57- In Server Manager click Roles under Roles Summary and click Remove Roles.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

58- Remove active directory domain controller 2008 Roles wizard, click next.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

59- Uncheck Active Directory Domain Services and DNS Server box and click next.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

60- Click Remove.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

61- Now click Close.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

62- Do you want to restart now so click on Yes.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

63- After rebooting server Log back to server2008, active directory domain services removal succeeded and click Close.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

64- Disjoin the machine from the domain

Join to Workgroup

In the Server Manager, under Server Summary and click Change System Properties.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

65- On the System Properties and click the change button.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

66- Select Workgroup type in a workgroup name and then click on ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

67- After leaving the domain Warning message so click ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

68- Welcome to the workgroup and click on ok.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

69- Click OK to restart the server.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

70- System Properties, click Close.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

71- Click Restart Now or Restart Later and shut down this server.

Active Directory Migration, Active Directory Migration From Windows Server 2008 r2 to 2019

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