On Mon, 7 Jul 2014, Arturo Fatturi wrote: > Hi. > > The iso in > http://ftp.scientificlinux.org/linux/scientific/7rolling/x86_64/iso/ > > This is 6.2 Gb, is this right? Yes. To burn to a DVD you will need a Dual Layer DVD . > > Arturo > -Connie Sieh