Additional Windows Server software assurance benefits include:.The primary benefit of SA is to give you the right to upgrade to any version of the software released during the term of the SA (term as specified in the item description).Storage features including Storage Spaces Direct and Storage Replica.In addition, these technologies are available in Datacenter but not in Standard:.Datacenter allows for unlimited virtualization, while Standard has a limit of two VMs (you can license an additional two VMs in Standard edition by re-licensing the server if you have more than a dozen or so VMs, licensing with Datacenter costs less). The main difference between the Standard and Datacenter editions of Windows Server is virtualization rights.RDS clients are not licensed, so if you want to use RDS, you have to purchase RDS user or device client access licenses (CALs) or external connector licenses.RDS servers are licensed with Windows Server if you own a Windows Server license you're licensed to use an RDS server on the same machine.Windows Remote Desktop Services (RDS) also uses the server/client licensing model.All UW System faculty, staff, and students are licensed for client access to Windows Server under the terms of our Microsoft campus agreement, so in most cases you only have to purchase Windows Server licenses.In the server/client licensing model, both servers and clients connecting to the servers must be licensed.

Windows Server uses the server/client licensing model.This doc lists the most important aspects of licensing on-premise installations of Windows Server at UW-Madison. The best sources of Windows Server licensing info are Microsoft's licensing datasheets and Product Terms.

Terminal server licensing