[Unit] Description=NDP Proxy Daemon After=network.target vyos-router.service ConditionPathExists=/run/ndppd/ndppd.conf StartLimitIntervalSec=0 [Service] ExecStart=/usr/sbin/ndppd -d -p /var/run/ndppd/ndppd.pid -c /var/run/ndppd/ndppd.conf Type=forking PIDFile=/var/run/ndppd/ndppd.pid Restart=on-failure RestartSec=20 [Install] WantedBy=multi-user.target