From: "Muro, Sam" <research at businesstz.com> > I have been trying to install HP Storageworks DAT72 on CentOS 5 in vain. > On system reboot, neither /dev/st not /dev/sg is available. May you please > lead me through as this is my first time trying to do it What does lsusb show? Just a thought; did you check in the BIOS if there are USB options (legacy and such)? Maybe install 'HP StorageWorks LTT' (Library and Tape Tools); it might help testing... JD