deb http://us.archive.ubuntu.com/ubuntu/ %DIST% main restricted deb http://us.archive.ubuntu.com/ubuntu/ %DIST%-updates main restricted deb http://us.archive.ubuntu.com/ubuntu/ %DIST% universe deb http://us.archive.ubuntu.com/ubuntu/ %DIST%-updates universe deb http://us.archive.ubuntu.com/ubuntu/ %DIST% multiverse deb http://us.archive.ubuntu.com/ubuntu/ %DIST%-updates multiverse deb http://security.ubuntu.com/ubuntu %DIST%-security main restricted deb http://security.ubuntu.com/ubuntu %DIST%-security universe deb http://security.ubuntu.com/ubuntu %DIST%-security multiverse