Edit File: ip6tables.service
[Unit] Description=IPv6 firewall with ip6tables Before=network-pre.target Wants=network-pre.target After=syslog.target iptables.service AssertPathExists=/etc/sysconfig/ip6tables [Service] Type=oneshot RemainAfterExit=yes ExecStart=/usr/libexec/iptables/ip6tables.init start ExecReload=/usr/libexec/iptables/ip6tables.init reload ExecStop=/usr/libexec/iptables/ip6tables.init stop Environment=BOOTUP=serial Environment=CONSOLETYPE=serial StandardOutput=syslog StandardError=syslog [Install] WantedBy=basic.target