deb http://cl.archive.ubuntu.com/ubuntu/ dapper main restricted deb-src http://cl.archive.ubuntu.com/ubuntu/ dapper main restricted Major bug fix updates produced after the final release of the distribution. deb http://cl.archive.ubuntu.com/ubuntu/ dapper-updates main restricted deb-src http://cl.archive.ubuntu.com/ubuntu/ dapper-updates main restricted Uncomment the following two lines to add software from the 'universe' repository. N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu team, and may not be under a free licence. Please satisfy yourself as to your rights to use the software. Also, please note that software in universe WILL NOT receive any review or updates from the Ubuntu security team. deb http://cl.archive.ubuntu.com/ubuntu/ dapper universe deb-src http://cl.archive.ubuntu.com/ubuntu/ dapper universe Uncomment the following two lines to add software from the 'backports' repository. N.B. software from this repository may not have been tested as extensively as that contained in the main release, although it includes newer versions of some applications which may provide useful features. Also, please note that software in backports WILL NOT receive any review or updates from the Ubuntu security team. deb http://cl.archive.ubuntu.com/ubuntu/ dapper-backports main restricted universe multiverse deb-src http://cl.archive.ubuntu.com/ubuntu/ dapper-backports main restricted universe multiverse deb http://security.ubuntu.com/ubuntu dapper-security main restricted deb-src http://security.ubuntu.com/ubuntu dapper-security main restricted deb http://security.ubuntu.com/ubuntu dapper-security universe deb-src http://security.ubuntu.com/ubuntu dapper-security universe