What is a Windows Server Client Access License (CAL)? A Windows Server Client Access License (CAL) is a software license that gives a user or device the right to access services, such as file and ...

As of August 1, Microsoft will raise the prices of a number of its User client-access licenses (CALs) by 13 percent. The affected CALs are for on-premises, not cloud, products. The prices of Device ...

They give clients "permission" to access servers. If a client accesses a server and there's no CAL for that client, you're in violation of your licensing agreement. They're kept on paper basically.

As an IT professional, Microsoft licensing rules can be the bane of your existence if you're using RDS, so it's important to get your licenses and policies straight. Make sure you understand the ...