[Unit] Description=am Requires=network.target [Service] AmbientCapabilities=CAP_NET_BIND_SERVICE Type=simple User=user WorkingDirectory=/home/user/server/ ExecStart=/home/user/server/amserver -listen am.example.com:443 Restart=always RestartSec=30 TimeoutStopSec=60 [Install] WantedBy=default.target