deb http://ftp.us.debian.org/debian/ etch main non-free contrib
deb-src http://ftp.us.debian.org/debian/ etch main non-free contrib
deb http://non-us.debian.org/debian-non-US etch/non-US main contrib non-free
deb-src http://non-us.debian.org/debian-non-US etch/non-US main contrib non-free
deb http://security.debian.org/ etch/updates main contrib non-free
% sudo apt-get update
Err http://non-us.debian.org etch/non-US/main Packages
404 Not Found
Ign http://non-us.debian.org etch/non-US/main Release
Err http://non-us.debian.org etch/non-US/contrib Packages
404 Not Found
Ign http://non-us.debian.org etch/non-US/contrib Release
Err http://non-us.debian.org etch/non-US/non-free Packages
404 Not Found
Ign http://non-us.debian.org etch/non-US/non-free Release
Err http://non-us.debian.org etch/non-US/main Sources
404 Not Found
Ign http://non-us.debian.org etch/non-US/main Release
Err http://non-us.debian.org etch/non-US/contrib Sources
404 Not Found
Ign http://non-us.debian.org etch/non-US/contrib Release
Err http://non-us.debian.org etch/non-US/non-free Sources
404 Not Found
Ign http://non-us.debian.org etch/non-US/non-free Release