The Node has rebooted as the result of a brown-out of the Node’s power supply.
The Node has rebooted as the result of a hardware watchdog timer.
The Node has booted as the result of physical interaction with the device resulting in a reboot.
The Node has rebooted as the result of a software initiated reboot.
The Node has rebooted as the result of a completed software update.
The Node has rebooted as the result of a software watchdog timer.
The Node is unable to identify the Power-On reason as one of the other provided enumeration values.
See
MatterSpecification.v13.Core § 11.12.5.5