Salut a tous , Herve5 , tu peux prendre une mini iso debian stable =>
https://www.debian.org/CD/netinst/ et en suite changer la source liste en testing .
/etc/apt/sources.list
#------------------------------------------------------------------------------#
# OFFICIAL DEBIAN REPOS
#------------------------------------------------------------------------------#
deb http://deb.debian.org/debian/ testing main contrib non-free
deb-src http://deb.debian.org/debian/ testing main contrib non-free
deb http://deb.debian.org/debian/ testing-updates main contrib non-free
deb-src http://deb.debian.org/debian/ testing-updates main contrib non-free
deb http://deb.debian.org/debian-security testing-security main
deb-src http://deb.debian.org/debian-security testing-security main
deb http://deb.debian.org/debian/ unstable main contrib non-free
deb-src http://deb.debian.org/debian/ unstable main contrib non-free
/etc/apt/preferences.d/
Package: *
Pin: release o=debian,a=testing
Pin-Priority: 1001
Package: *
Pin: release o=debian,a=unstable
Pin-Priority: 50