Windows Server 2012 R2 Core
Operating System Description
Server Core is designed system to consume fewer system
resources compared to the full version of Windows Server. It is
quick and easy to install, but has limited management features.
Difference between Windows Core and Windows GUI
Windows Core is a minimalist system. It is binary compatible with Windows Server but has no graphical environment. Management requires the execution of text commands from the console. In the other hand, Windows GUI allows graphical management through windows and a desktop environtment. A Windows Core system is recommended for environments that require few resources and little user interaction, for instance file servers, AD, DNS, DHCP, Hyper-V, etc.
Create virtual machine for Windows CoreTo install Windows Core, you must install a new virtual machine, please go to the section Creating a virtual machine and follow the procedure.
It is important that the Windows virtual machine has at least 20GiB storage in the main disk and at least 4GB of RAM.
Install Windows CoreOnce you have created the virtual machine, the "Install Operating System" window appears, choose the option
Stand alone Operating System>Windows 2012 R2 CORE.
The Windows virtual machine is installed, now you should open a support
ticket to acquire a license to activate Windows.