SYSTEMD.DEVICE (man5)
systemd.device − Device unit configuration
systemd.device − Device unit configuration
systemd.swap − Swap unit configuration
systemd.timer − Timer unit configuration
systemd.preset − Service enablement presets
systemd.dnssd − DNS−SD configuration
systemd.exec − Execution environment configuration
systemd.socket − Socket unit configuration
systemd.service − Service unit configuration
systemd.path − Path unit configuration
systemd.network − Network configuration