[Unit] Description=Knot Resolver TLS network listener Documentation=man:kresd.systemd(7) Documentation=man:kresd(8) Before=sockets.target [Socket] FreeBind=true FileDescriptorName=tls ListenStream=[::1]:853 ListenStream=127.0.0.1:853 Service=kresd@1.service Slice=system-kresd.slice [Install] WantedBy=sockets.target