/usr/sbin/make-fai-nfsroot:create_nfsroot() has echo 'APT::Get::AllowUnauthenticated "true";' >$NFSROOT/etc/apt/apt.conf.d/10fai Is it redundant due to AllowUnauthenticated "true" in etc/apt/apt.conf.d/90fai from fai-nfsroot ?