Downloading DSU 2.7 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available.
This free PC software was developed to work on Windows XP, Windows 7, Windows 8, Windows 10 or Windows 11 and is compatible with 32-bit systems. The software lies within System Utilities, more precisely Device Assistants. We recommend checking the downloaded files with any free antivirus. This free software is an intellectual property of Moxa Inc. The DSU installer is commonly called nploc.exe. The most popular versions of the software are 2.3 and 2.0.
From the developer:
DSU is an application that can scan devices in a network. It features a table-like interface with each device found and its details (Mac address, model, firmware version, status, number, etc). Besides searching, there is also a Console functionality to trigger various commands.
You may want to check out more software, such as Disk Sorter Ultimate or Disk Savvy Ultimate, which might be related to DSU.