Product Overview
Windows Server 2016 is the cloud-ready operating system that supports current workloads while introducing new technologies that make it easy to transition to cloud computing when a customer is ready. It delivers powerful new layers of security along with Microsoft Azure-inspired innovation for the applications and infrastructure that power business.
Windows Server 2016 comes with three primary editions.
- Standard - ideal for customers with low density or non-virtualized environments with server features including Host Guardian Service and Nano Server.
- Datacenter - is ideal for highly virtualized and software-defined datacenter environments. Datacenter edition includes additional features such as Shielded Virtual Machines, software-defined networking, Storage Spaces Direct, and Storage Replica.
- Essentials - is a cloud-connected first server, ideal for small businesses with up to 25 users and 50 devices. Essentials is a good option for customers currently using the Foundation edition, which is not available with Windows Server 2016.
Determining the required number of core licenses
Server software licensing for Windows Server 2016 Standard and Datacenter editions requires core licenses. For each server, the number of core licenses required equals the number of physical cores on the licensed server, subject to a minimum of 8 core licenses per physical processor and a minimum of 16 core licenses per server. Core licenses are sold in 2-packs and 16- packs.
Server access licensing overview
Server software access for Windows Server 2016 Standard and Datacenter editions requires access licenses. There are two classes of access licenses: Client Access Licenses (CALs) and External Connectors. There are two categories of access licenses: Base and Additive. There are two types of CALs: User and Device. There is one type of External Connector. For complete details on server access licensing
Each user CAL permits one user, using any device, to access instances of the server software on their licensed servers. Each device CAL permits one device, used by any user, to access instances of the server software on their licensed servers. External Connectors permit access to instances of the server software on the licensed servers. Customers may use a combination of User and Device CALs, and External Connector licenses as required.
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