Nlm11.18.0.0-ipv4-ipv6-win64.msi Jun 2026

If you work with Autodesk software in a networked environment, you've likely encountered the file . This file is the installer for Autodesk's hybrid IPv4/IPv6 Network License Manager (NLM). It is a critical component for organizations using network licenses or token flex models to run Autodesk products such as AutoCAD, Revit, 3ds Max, Moldflow, and others.

Working with the Network License Manager and LMTOOLS utility on the server. Always run LMTOOLS as Administrator; otherwise, service modifications will fail.

A valid .lic file generated from your Autodesk Account portal matching your server's MAC address and Host ID. Step-by-Step Installation and Configuration Step 1: Run the MSI Installer

The file name breaks down the exact specifications of the software utility: Network License Manager. nlm11.18.0.0-ipv4-ipv6-win64.msi

Here is a comprehensive breakdown of what this file is, its key features, and how to install and configure it. What is nlm11.18.0.0-ipv4-ipv6-win64.msi?

While the filename is generic enough to belong to several license managers, version 11.18.0.0 is most commonly associated with the family of products (including Ansys Fluent, Mechanical, Electronics Desktop, and LS-DYNA). It may also be used by other engineering software that relies on the FlexNet Publisher licensing system from Flexera Software.

At its core, this file is a package for a Network License Manager (NLM) . Let's decode the name: If you work with Autodesk software in a

Point to the file inside your installation directory.

Administrators typically download this from the Autodesk Account portal or the official NLM download page .

If you want, I can:

For a clean installation or upgrade, follow these standard steps: Preparation

This section walks you through a clean installation of the Autodesk Network License Manager version 11.18.0.0 on a 64-bit Windows server.