root@LeftGuest:~# lsb_release -rd Description: Ubuntu lucid (development branch) Release: 10.04 root@LeftGuest:~# Alpha 2 Lucid Lynx ix386.iso
root@LeftGuest:~# lsb_release -rd
Description: Ubuntu lucid (development branch)
Release: 10.04
root@LeftGuest:~#
Alpha 2 Lucid Lynx ix386.iso