Debian Squeeze 6.0 Installer

URL from Debian Website (netinst cd image)  :
http://cdimage.debian.org/debian-cd/6.0.6/i386/iso-cd/debian-6.0.6-i386-netinst.iso


Sources:
# edit the file
nano /etc/apt/sources.list


# add into the list
deb http://security.debian.org/ squeeze/updates main
deb-src http://security.debian.org/ squeeze/updates main

deb http://ftp.de.debian.org/debian/ squeeze main non-free
deb-src http://ftp.de.debian.org/debian/ squeeze main non-free

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

# update the repositories
apt-get update