apt/vendor/ubuntu/sources.list.in

# See sources.list(5) manpage for more information
# Remember that CD-ROMs, DVDs and such are managed through the apt-cdrom tool.
deb http://us.archive.ubuntu.com/ubuntu &ubuntu-codename; main restricted
deb-src http://us.archive.ubuntu.com/ubuntu &ubuntu-codename; main restricted

deb http://security.ubuntu.com/ubuntu &ubuntu-codename;-security main restricted
deb-src http://security.ubuntu.com/ubuntu &ubuntu-codename;-security main restricted

deb http://us.archive.ubuntu.com/ubuntu &ubuntu-codename;-updates main restricted
deb-src http://us.archive.ubuntu.com/ubuntu &ubuntu-codename;-updates main restricted