Install Lambda Network Key Server on the Network License Server. Lambda Network Key Server has two components:
CodeMeter license software
License Troubleshooter
While CodeMeter has a longer list of supported operating systems, the License Troubleshooter is designed to run within the TracePro, OSLO, and RayViz software, so that becomes the limiting factor for the supported Operating Systems of the License Server. The list of Supported Operating Systems for each software product changes routinely. Please see the link to the Installation Guide from the Current Release webpage for your product: