Universal Management Suite (UMS) 6.01.100 or newer,
a Debian or Ubuntu workstation for unpacking the *.deb package (can be the same as the Linux workstation hosting the UMS). Ideally, the machine is running Ubuntu 18.04 LTS.
a method to exchange files between the endpoint device and the workstation. While a USB memory stick or disk drive would do the trick, it is more convenient to have either a
Windows fileshare or
an NFS export
that you can access both from the endpoint device and the workstation in order to exchange files.