How to migrate Windows 2003 to Windows 2008

First, the existing environment

First of all, please add the Windows 2008 server to the original Windows2003 domain environment.

The current Active Directory role is on a Windows 2003 server.

Second, upgrade Active Directory architecture

In a Windows2003 domain environment, any DC (preferably the architecture host), the source\\ under the Windows2008 CD The adprep subdirectory is copied to the hard disk and executed under CMD: adprep /forestprep, adprep /rodcprep, and adprep /domainprep /gpprep.

Paths for Adprep Storage

Perform Forest Preparation on an Existing DC

Please press C to continue

The program starts executing and updates the original Active Directory schema

, the prompt is successful, if there is an error, you can view the log.

Performing rodc and domain preparation work again

After these three steps are completed, the Active Directory has been migrated to Windows Server 2008.

Third, configure Windows server 2008 DC

In the Run menu, type: dcpromo, open the configuration wizard

Click Next at the Welcome Wizard prompt

Because it is upgraded under the original domain (Windows 2003), Choose to extend a domain controller.

Select the domain you want to join.







when using the administrator login, if not the words, but also provided with sufficient rights user and password.

Select to join this server under that domain.

Put this server on that site.

Whether to configure DNS and turn this server into a GC.

Add this DNS server in the original domain environment

Enter a password for the recovery or uninstall operation.

Confirm all information about this server, click Next Start the configuration.

Synchronizing data from the original Active Directory.

DC configuration completed

Effective after restart.

KCC is also automatically configured, this is the Windows 2008 control interface

The original Windows 2003 interface, you can compare.







Fourth, Active Directory Restore

You can use the GUI or the command line The way to capture the role

After winning the game, all the characters have been served by Windows 2008.

Note: Because the original domain still exists Windows 2003 server, you can not display the Windows 2008 Active Directory level. When the 2003 server is removed, you can upgrade to the Windows 2008 functional level.