Edit file File name : systemd-resolved.service Content :# SPDX-License-Identifier: LGPL-2.1+ # # This file is part of systemd. # # systemd is free software; you can redistribute it and/or modify it # under the terms of the GNU Lesser General Public License as published by # the Free Software Foundation; either version 2.1 of the License, or # (at your option) any later version. [Unit] Description=Network Name Resolution Documentation=man:systemd-resolved.service(8) Documentation=https://www.freedesktop.org/wiki/Software/systemd/resolved Documentation=https://www.freedesktop.org/wiki/Software/systemd/writing-network-configuration-managers Documentation=https://www.freedesktop.org/wiki/Software/systemd/writing-resolver-clients DefaultDependencies=no After=systemd-sysusers.service systemd-networkd.service Before=network.target nss-lookup.target shutdown.target Conflicts=shutdown.target Wants=nss-lookup.target [Service] AmbientCapabilities=CAP_SETPCAP CAP_NET_RAW CAP_NET_BIND_SERVICE CapabilityBoundingSet=CAP_SETPCAP CAP_NET_RAW CAP_NET_BIND_SERVICE ExecStart=!!/lib/systemd/systemd-resolved LockPersonality=yes MemoryDenyWriteExecute=yes NoNewPrivileges=yes PrivateDevices=yes PrivateTmp=yes ProtectControlGroups=yes ProtectHome=yes ProtectKernelModules=yes ProtectKernelTunables=yes ProtectKernelLogs=yes ProtectSystem=strict Restart=always RestartSec=0 RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_INET AF_INET6 RestrictNamespaces=yes RestrictRealtime=yes RestrictSUIDSGID=yes RuntimeDirectory=systemd/resolve RuntimeDirectoryPreserve=yes SystemCallArchitectures=native SystemCallErrorNumber=EPERM SystemCallFilter=@system-service Type=notify User=systemd-resolve WatchdogSec=3min [Install] WantedBy=multi-user.target Alias=dbus-org.freedesktop.resolve1.service Save