From: David <david at adurotec.com> > Has anyone successfully built a USB key for installing centos5.5 either > manually or using a tool like unetbootin? > I am trying to create one using the 64bit install DVD iso and so far the > USB either won't boot (unetbootin) or the installation aborts after I > select the iso location on the USB key (manual). http://wiki.centos.org/HowTos/InstallFromUSBkey Either you can do most of it "manualy" (and learn a few things), or you use others scripts/programs (seeAlternatives at the bottom)... JD