deb http://ftp.de.debian.org/debian/ lenny main 
deb-src http://ftp.de.debian.org/debian/ lenny main 

deb http://security.debian.org/ lenny/updates main contrib 
deb-src http://security.debian.org/ lenny/updates main contrib 

# Debian Testing Archiv
deb http://http.us.debian.org/debian/ testing main contrib non-free 

# Debian Testing Sercurity Archiv
deb http://security.debian.org/ testing/updates main contrib non-free 

# Debian SID Archiv
deb ftp://ftp.de.debian.org/debian/ sid main contrib non-free 
deb-src http://ftp.debian.org/debian/ sid main contrib non-free