+ # check if ipv6 module load is deactivated
+ if [ "${_IPV}" = "ipv6" ] \
+ && grep -qIsE "^install[[:space:]]+${_IPV}[[:space:]]+/bin/(true|false)" /etc/modprobe.conf /etc/modprobe.d/* ; then
+ echo $"${IPTABLES}: ${_IPV} is disabled."
+ return 150
+ fi
+
+ echo -n $"${IPTABLES}: Applying firewall rules: "