Autodesk is starting to release 2019 software, make sure you update your LM Tools or if you plan on upgrading your server.

If you plan on using Server 2016 you will need to update your Network License Manager to 11.14.1.3. Below is the link for the latest downloads.

https://knowledge.autodesk.com/search-result/caas/downloads/content/autodesk-network-license-manager-for-windows.html