This detailed tutorial explains everything about Linux system logs, types of logs, and how to view them in systemd and non-systemd systems.

The "[Network]" section only applies for UDP multicast address and Port: Address= Controls whether log messages received by the systemd-netlogd daemon shall be forwarded to a unicast UDP address or ...

Kured (KUbernetes REboot Daemon) is a Kubernetes daemonset that performs safe automatic node reboots when the need to do so is indicated by the package management system of the underlying OS.