Active Directory celebrates its 10th anniversary as a released product “According to Brian Puhl, on April 9, 1999 the Domain Controllers for the redmond.corp.microsoft.com Windows NT4-based domain were upgraded to a pre-release version of Windows 2000 Servers and thus became an Active Directory domain. Of course, today this domain is serviced by Windows Server 2008 R2 Domain Controllers and running the Windows Server 2008 R2 Domain Functional Level.” “introduction of Active Directory to world was part of the release of Windows 2000 Server on February 17, 2000. At the launch event, Bill Gates ushered in Next Generation of PC Computing. Windows 2000 Server is still supported by Microsoft. Although, since June 30, 2005 Microsoft is only releasing security hotfixes for Windows 2000, the extended support period ends on July 13, 2010,” noted.
One Decade Later: A Look Back at Microsofts Internal Launc:
Windows 2000 commercial: