Recently I was presented with a problem, where the client needed to increase the number of terminal services (RDP sessions) from the default 2, to 5. The server was a virtual machine (VM) that was being hosted on Azure, and it was a Windows Server 2016 VM. So, simple solution, right? Just install the Terminal Services (Remote Desktop Service) roles, purchase and install the 5 CALs, and walk away.
Well, after I installed Terminal Services, and configured the Remote Desktop roles, installed and activated the 5 CALs, User3 was still unable to login without kicking User1 or User2 off the machine.
Turns out, the end-users were given the RDP file from the Azure portal, .. for the complete post, please visit, SCOMandOtherGeekyStuff.com.