Fast, free and incredibly easy to use, the Ubuntu operating system powers millions of desktop PCs, laptops and servers around the world. Ubuntu will work with your existing PC files, printers, cameras, music players and smartphones — and it comes with thousands of free apps.
Descarga
Ubuntu 12.04.1 Server x86
https://mega.co.nz/#!vdFQHSQY!Yw09_nql1CFB80jYXFAqATA3eHd_zCEichw3ewGz4rU
Ubuntu 12.10 Desktop x86
https://mega.co.nz/#!KAVXiZoJ!F9j-OwbwrlnfOTtr_BUSOAo1rBhLT6EBpZz2Qc0tcqQ
