* answer question to libc6 "Restart services automaticaly" with "yes"
* say no to other other questions.
+first re-enable module loading, as new modules are needed to restart ferm (due to nftables):
+ sed -i "s#echo 1#echo 0#" /etc/rc.local &&
+ reboot < /dev/null
+
commands:
sed -i "s#stretch#buster#g" /etc/apt/sources.list.d/debian.list /etc/apt/sources.list.d/security.list &&