Feb 21, 2014 It can be installed in a pre-existing Active Directory domain only on the pretext that you are migrating to Windows Server 2012 R2 Essentials. Поисковая сиcтема, список запросов, поиск информации. Программно-аппаратный комплекс с веб. Dec 17, 2012 Today's post comes to us courtesy of Yang Cao from Sustained Engineering One of the key values Windows Server 2012 Essentials offers. Dec 14, 2010 Applies To: Windows SBS 2003, Windows SBS 2008, Windows Server 2012 Essentials, Windows Server 2012 R2 Essentials, Windows Small.