This article answers the question: How do I know who is using a certain license in NX?
Applies to NX 6 and later
1. Run the Lmtools application found in the NX Licensing Tools folder of your Start menu
a. For example: Start / All Programs / Siemens NX 9.0 / NX Licensing Tools / Lmtools
2. Select the Server/License File tab, pick Configuration using License File, and enter the port@hostname of your license server