# DSLS - Fundamentals and Troubleshooting

This best practices document provides a basic overview of DSLS, information about how to install, upgrade and rename the Dassault Systèmes licensing server.

DSLS ensures compliance by tracking license usage, including floating or node-locked licenses. This document talks about different communication protocols between licensing client and DSLS.

[   Download PDF     ](https://media.3ds.com/support/white-papers/adv_ent/external/2026/DS_WhitePapers_Dassault_Systemes_License_Server_Fundamentals_and_Troubleshooting.pdf)

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