[Unit] Description=HVPN node service [Service] Type=exec User=hvpnnode Group=hvpn ExecStart=/opt/hvpn-node/hvpn-node AmbientCapabilities=CAP_NET_ADMIN RemainAfterExit=true NoNewPrivileges=true PrivateTmp=true ProtectSystem=full PrivateDevices=true ProtectKernelTunables=true #Nice=19 #IOSchedulingClass=idle #IOSchedulingPriority=7 #PrivateDevices=true #PrivateNetwork=true