deb http://MIRRORHOST/ubuntu karmic main restricted universe
deb-src http://MIRRORHOST/ubuntu karmic main restricted universe
deb http://MIRRORHOST/ubuntu karmic-updates main restricted universe
deb-src http://MIRRORHOST/ubuntu karmic-updates main restricted universe
deb http://MIRRORHOST/ubuntu-security karmic-security main restricted universe
deb-src http://MIRRORHOST/ubuntu-security karmic-security main restricted universe