deb http://archive.ubuntu.com/ubuntu/ disco main restricted
deb http://archive.ubuntu.com/ubuntu/ disco-updates main restricted
deb http://archive.ubuntu.com/ubuntu/ disco universe
deb http://archive.ubuntu.com/ubuntu/ disco-updates universe
deb http://archive.ubuntu.com/ubuntu/ disco multiverse
deb http://archive.ubuntu.com/ubuntu/ disco-updates multiverse
deb http://archive.ubuntu.com/ubuntu/ disco-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu disco-security main restricted
deb http://security.ubuntu.com/ubuntu disco-security universe
deb http://security.ubuntu.com/ubuntu disco-security multiverse