LMTOOLS allows you to perform and status and see who is using a seat at the current moment and how many seats are still available to be used, this is called "Perform Status Enquiry"
Below you can find a quick explanation about how to "Perform Status Enquiry" and what all that information is for.
Perform Status Enquiry
1. On the Server Machine please open LMTOOLS.
2. Then go to Server Status Tab and hit under Perform Status Enquiry
From the picture above.
a. Corresponds to the windows user name of the computer which is gathering the license. In this case Bruno Vasconcelos
b. Corresponds to the computer name of the computer which is gathering the license. In this case BrunoMSI-PC
c. Shows how many licenses you have available (Total of 1 license issued) and how many are being in use (Total of 1 license in use)
d. Shows the product that is being consumed by the user. In this case, FCAMU stands for FeatuerCAM Ultimate
More info about product coes can be found in this link.