License servers that are installed on domain controllers in the same domain as the RDS host.License servers that are published in Active Directory Domain Services.License servers that are specified in the Remote Desktop Session Host Configuration tool.In the automatic license server discovery process, an RDS host server in a Windows Server-based domain attempts to contact a license server in the following order: If the specified license servers cannot be located, the RDS host server will attempt automatic license server discovery. If you enable this policy setting, an RDS host server first attempts to locate the license servers that you specify.

This policy setting allows you to specify the order in which an RDS host server attempts to locate Remote Desktop license severs. Use the specified Remote Desktop license servers RDS Licensing Group Policy Settings Setting The Horizon 7 RDS group policy settings are installed in the Computer Configuration > Policies > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Licensing folder. The RDS Licensing group policy settings control the order in which RDS license servers are located, whether problem notifications are displayed, and whether Per User or Per Device licensing is used for RDS Client Access Licenses (CALs).

Remote desktop license manager