You want to raise the functional level of a Windows Server 2003 forest. You should raise the functional level of a forest as soon as possible after installing a new Windows Server 2003 forest or upgrading from a Windows 2000 forest to take advantage of the new features and enhancements.
Open the Active Directory Domains and Trusts snap-in.
In the left pane, right-click on Active Directory Domains and Trusts and select Raise Forest Functional Level.
Select Windows Server 2003 Functional Level and click OK.
After a few seconds you should see a message stating whether the operation was successful.
To retrieve the current forest functional level, use the following command:
> dsquery * <
ForestRootDN> -scope base -attr msDS-Behavior-Version
Or you can use the
enumprop command found in the
Windows 2000 Resource Kit.
> enumprop /ATTR:msDS-Behavior-Version "LDAP://<
To change the functional level to Windows Server 2003, create an LDIF
raise_forest_func_level.ldf with the
ForestRootDN> changetype: modify replace: msDS-Behavior-Version msDS-Behavior-Version: 2 -
Next, run the
ldifde command to import the change.
> ldifde -i -f raise_forest_func_level.ldf
' This code changes the functional level of the the forest the ' user running the script is logged into to Windows ...