PSA: for MOST use cases there is now a much easier solution. If your primary goal is just to download updates faster/not use up your limited data budget, and you have multiple Macs (otherwise why do ...
The CDROM image was a firmware upgrade image from Dell (based on Linux). Mounting the image with iDRAC, it worked nicely. As one of the Servers had a dying iDRAC (Dell R320), I needed an USB stick.
Every Windows PC usually starts from the built-in hard drive, as the term “Windows PC” implies. This is because the Microsoft operating system is not anchored in or with the hardware, but is installed ...