networkctl

networkctl command allows to inspect the state of the network links as seen by systemd-networkd daemon.

Basic commands

• networkctl list
• networkctl status

 State: routable
     Address: 10.193.76.5 on eth0
              192.168.122.1 on virbr0
              169.254.190.105 on eth0
              fe80::5054:aa:bbbb:cccc on eth0
     Gateway: 10.193.11.1 (CISCO SYSTEMS, INC.) on eth0
         DNS: 8.8.8.8
              8.8.4.4

Related logs

Jan 26 18:24:02 SERVER_NAME networkd-dispatcher[707]: ERROR:Unknown interface index 17 seen even after reload

Activities

1. Read archlinux systemd-networkd documentation: https://wiki.archlinux.org/index.php/Systemd-networkd

See also

• Netplan
• ip [link, route], ifconfig netstat ss lsof ping ethtool mii-tool arping nmcli(RHEL) route networkctl, netplan, tc
• Systemd: systemctl, systemd-journald, journalctl systemd-cat, systemd-logind, systemd-networkd:networkctl, systemd-timesyncd, systemd-resolved, systemd-udevd , Systemd-logind: loginctl, hostnamectl, udevadm, systemd-run, portablectl, systemd-nspawn, systemd resource management, Timer (systemd), systemd logs, /etc/systemd/, systemd services, systemd-mount, /run/systemd/, .service, /usr/lib/systemd/, /usr/lib/systemd/system/, /usr/lib/systemd/system/systemd-resolved.service, /lib/systemd/, machinectl, systemd-oomd, systemd-analyze

https://www.freedesktop.org/software/systemd/man/networkctl.html

https://wiki.ubuntu.com/DebuggingSystemd