Ubuntu http://www.ubuntu.com/ 12.04.3 Ubuntu CD Image http://www.ubuntu.com/themes/ubuntu07/images/ubuntulogo.png 2871590912 Linux-x64 855243f87cb0ece7eb619a1a027c911d http://cdimage.ubuntu.com/edubuntu/releases/12.04.3/release/edubuntu-12.04.3-dvd-amd64.iso.torrent http://cdimage.ubuntu.com/edubuntu/releases/12.04.3/release/edubuntu-12.04.3-dvd-amd64.iso