Specifies the name of the selected forest.
Current forest functional level
Specifies the current setting of the forest functional
- After you set the forest functional level to a certain value,
you cannot roll back or lower the forest functional level, with one
exception: when you raise the forest functional level to Windows
Server 2008 R2 and if Active Directory Recycle Bin
is not enabled, you have the option of rolling the forest
functional level back to Windows Server 2008. (For more
information about Active Directory Recycle Bin, see What's New
in AD DS: Active Directory Recycle Bin (http://go.microsoft.com/fwlink/?LinkId=141392).
- You can lower the forest functional level only from Windows
Server 2008 R2 to Windows Server 2008. If the forest
functional level is set to Windows Server 2008 R2, it
cannot be rolled back, for example, to
Windows Server 2003.
The functional level of a domain or forest defines only the set
of Windows Server operating systems that can run on domain
controllers, along with the available features. It does not define
the client operating systems that are supported in the domain or