@127.0.0.2 Yes, VM should be possible and also it should be possible to run V5 or V4 (SDN) and V3 version simultanously.

You cannot set IPSec Client, but you can set L2TP client and it should do the job. I am using it to connect to my company VPN.

@darpamonkey You should update to the first one OC200(UN)_V1_1.14.1_20211213 (Beta) -- Built-in Omada Controller v5.0.21, because you are using SDN v4 Controller.The other is for v3 Controller...

No, you do not need HW controller. You can use software controller. Just install and run - it should open the web browser.

There is no problem with non omada switches - both scenarios will work. I am using it just like that.

@doremifajb There is PoE Adapter in package for EAP245. At least EU version. • AC1750 Wireless MU-MIMO Gigabit Ceiling Mount Access Point EAP245 • Gigabit Passive PoE Adapter • Power Cord • Mounting...