echo 'deb http://ftp.debian.org/debian/ jessie main contrib non-free' > /etc/apt/sources.list
echo 'deb http://security.debian.org/ jessie/updates main contrib non-free' >> /etc/apt/sources.list
echo 'deb http://ftp.debian.org/debian/ jessie-updates main contrib non-free' >> /etc/apt/sources.list
echo 'deb http://ftp.debian.org/debian/ jessie main contrib non-free' > /etc/apt/sources.list
echo 'deb http://security.debian.org/ jessie/updates main contrib non-free' >> /etc/apt/sources.list
echo 'deb http://ftp.debian.org/debian/ jessie-updates main contrib non-free' >> /etc/apt/sources.list