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