What Are Windows Server 2022 Device CALs?
Windows Server 2022 Device CALs are basic access licenses. They allow a device to connect to a Windows Server.
A Device CAL is assigned to a specific device, not a user. This means multiple users can use the same licensed device to access the server.
Key Benefits:
- One license per device
- Multiple users can share the same device
- Cost-effective for shared environments
What You Can Do:
- Access files and folders
- Use printers connected to the server
- Connect to Active Directory
These CALs are required for standard server access.
What Are Windows Server 2022 RDS Device CALs?
Windows Server 2022 RDS Device CALs are used for Remote Desktop Services (RDS).
They allow a device to connect to a server remotely using Remote Desktop Protocol (RDP).
Key Benefits:
- Enables remote access to servers
- Supports remote work environments
- Works with virtual desktops
Important Note:
RDS CALs are not a replacement for Device CALs. You still need standard CALs for access.
Key Differences Between Device CALs and RDS Device CALs
Purpose
Device CALs allow basic access to server resources.
RDS CALs allow remote desktop connections.
Requirement
Device CALs are mandatory for all devices.
RDS CALs are required only for remote access.
Usage
Device CALs support file sharing and network access.
RDS CALs support remote sessions and virtual desktops.
Dependency
Device CALs work on their own.
RDS CALs require Device CALs to function.
Do You Need Both?
In many cases, yes.
- If users only access files or printers → Device CALs are enough
- If users connect remotely → You need both Device CALs and RDS Device CALs
This combination ensures full access and compliance.
Real-World Examples
Office Setup
Employees use shared computers in the office. Device CALs are enough.
Remote Work Setup
Employees work from home using Remote Desktop. Both CALs are required.
Schools or Labs
Multiple users share the same computers. Device CALs are more cost-effective.
Which One Should You Choose?
Choose Device CALs If:
- Devices are shared among multiple users
- You need basic server access
- You run a local office network
Choose RDS Device CALs If:
- You use Remote Desktop Services
- Employees work remotely
- You use virtual desktops
Common Mistakes to Avoid
- Thinking RDS CALs replace Device CALs
- Not licensing all devices properly
- Ignoring remote access requirements
Avoiding these mistakes helps maintain compliance and smooth operations.
Final Thoughts
Windows Server 2022 Device CALs and RDS Device CALs serve different roles. One provides basic access, while the other enables remote access.
- Device CAL = Access to server resources
RDS Device CAL = Remote desktop access