# Debian Stretch, unstable
deb http://ftp.fr.debian.org/debian/ unstable main contrib non-free

# Debian Stretch, stable updates
# deb http://deb.debian.org/debian stretch-updates main contrib non-free

# Debian Stretch, stable bacports
# deb http://deb.debian.org/debian/ stretch-backports main contrib non-free

# Debian Stretch, stable security
# deb http://security.debian.org/ stretch/updates main contrib non-free