Microsoft Windows Server 2012 Standard Open License

The Windows Server 2012 Standard Open License from Microsoft provides a flexible and manageable way to acquire Microsoft software and cloud services. Microsoft offers several volume licensing programs, each tailored to the needs of different sizes of businesses and types of organizations. The Windows Server 2012 Standard edition is licensed following a processor and a Client Access License (CAL). Each license covers up to two physical processors on a single server and each user or device that accesses the server (s) requires a CAL.