#!/bin/sh # Save current rules to file iptables-save > /etc/iptables.up.rules cat /etc/iptables.up.rules # Add auto load at server startup ifprefile="/etc/network/if-pre-up.d/iptables-load" if [ ! -f "$ifprefile" ]; then touch $ifprefile echo "#!/bin/sh" > $ifprefile echo "" > $ifprefile echo "/sbin/iptables-restore < /etc/iptables.up.rules" > $ifprefile chmod 0744 $ifprefile fi