You are right. turn on port forwarding it turns OpenNAT on automatically! My mistake!
May I know that which merlin version upgrade to 386.1_2 ?
I remember that if version too old to upgrade have to reset router, I read from other thread.
First, I think you better disable "Port forward" in OpenNAT. I never enable this gaming feature. I only enabled port forward in WAN -> Port forward.
If you want to check those ports are opened or not in AX88U, you can go to Advanced Setting -> System Log -> Port forward. It will list all ports...
Hi I have AX88U and Synology NAS running Plex Media server with no problem at all!
Did you manually specify public port number on plex media server (Setting -> Remote Access) and make sure that same as AX88U port forward setting?