Probably based on a very old version of linux. Probably heavily modified. Only thing I know for certain is that it uses the standard XFS file system in real time mode - disks can be copied with Linux/XFS (gparted).
Having recently copied a drive it also appears that there is Java too.
A forum community dedicated to digital bit streaming enthusiasts. Come join the discussion about programming, content, and reception, home theaters, displays, models, styles, satellites, reviews, accessories, classifieds, and more!