Alex started by installing the Remote Desktop Session Host. At first, everything was magical. The server offered a 120-day grace period , a "honeymoon phase" where users could connect freely without a permanent license server in place. But Alex knew the clock was ticking; if he didn't act before day 121, the "magic" would end, and connections would be denied with a disconnection error . The Three Paths of Licensing
A dedicated is used to host, track, and issue these CALs. When a user attempts to connect, the Session Host contacts the license server to request a CAL for that specific user or device. The 120-Day Licensing Grace Period
: Applications and Services Logs → Microsoft → Windows → TerminalServices-Licensing → Operational rds licensing
Microsoft can audit your RDS CAL compliance. Auditors check:
There are two primary modes of RDS licensing, and choosing the right one depends on your organization's hardware and staffing structure. : Assigned to a specific user in Active Directory. Alex started by installing the Remote Desktop Session Host
Why do so many RDS deployments suddenly fail after a few months?
: Once activated, right-click the server again to install the CALs you have purchased. Configuring Your Session Hosts But Alex knew the clock was ticking; if
Then, on day 121, the grace period expires. The invisible tollbooth slams its gate down. Suddenly, no one can work.
In workgroup configurations (non-domain joined), Windows Server 2016 and 2019 often enforce Per Device mode. Setting Up and Activating an RDS License Server
| CAL Type | Scope | When to use | |----------|-------|--------------| | | Per named user (can access from any device) | Users have multiple devices (home PC, laptop, phone) or roam between workstations. | | Device CAL | Per physical device (any user from that device) | Shift workers, shared kiosks, or factory floor PCs. |