[Unit] Description=Open Source Next Generation Intrusion Detection and Prevention Engine After=syslog.target network.target [Service] Type=forking ExecStart=/usr/bin/suricata -c /etc/suricata/suricata.conf -q 0 -q 1 -D ExecStartPost=/sbin/iptables -I INPUT -mark ! --mark 1/1 -j NFQUEUE -–queue-balance 0:1 ExecReload=/bin/kill -HUP $MAINPID ExecStop=/sbin/iptables -D INPUT -j NFQUEUE -–queue-balance 0:1 ExecStopPost=/bin/kill $MAINPID [Install] WantedBy=multi-user.target