Edge Gateway 300x with Ubuntu Core 16 – The system cannot Wake On LAN from S5 state. Follow the steps below to resolve the issue.
While deploying the Edge Gateway 300x with Ubuntu Core 16 you will notice that after configuring the BIOS Wake on LAN (WOL) settings to enable LAN/WLAN and booting to the OS. The system cannot wake up from a S5 power state using the WOL client.
Canonical has provided an update the kernel that addresses this issue: