>> May be a "Fake RAID" rather than true hardware raid. See *Is* fake raid onboard, you need the correct chassis midplane w/ the associated DIMM to enable the LSI chip based hardware raid. > I don't realy know >if it is either a good SW or HW RAID but my boss doesn't want me to use >Linux RAID instead of the SW RAID >provided by the system itself Your boss unfortunately doesn't understand Linux well enough to have come to that decision. When he writes the driver for you he can then use it the way he hopes:)