[Unit] Description=UDP 7300 Documentation=https://man.archlinux.org/man/community/badvpn/badvpn.7.en After=syslog.target network-online.target [Service] User=root NoNewPrivileges=true ExecStart=/bin/badvpn-udpgw --listen-addr 127.0.0.1:7300 --max-clients 100 --max-connections-for-client 100 Restart=on-failure RestartPreventExitStatus=23 LimitNPROC=10000 LimitNOFILE=1000000 [Install] WantedBy=multi-user.target