@Matcol Have you tried to reset the AX11000 to factory defaults, then reconfigure it from scratch? Please give it a go, and we will escalate the case to the support engineers if the issue persists.

@galacticwarrior To locate this issue and try to fix it, we would like to escalate your case to our support engineers, and they will help follow it up, if you are willing to do further analysis,...

@Spaceboy Is the ISP GPON Router/Modem Wi-Fi capable? If it also has wireless function, try to enable the Wi-Fi on it, then connect the android note 9 to that network to check if you can use those...

@Hawk86eye Thank you very much for the video again. The support engineer will follow this up, they will provide a solution if this is confirmed.

@Hawk86eye Thank you very much for all the detailed info. We have reported the issue to the support engineers, they will likely reach out to you via email to continue to troubleshoot your issue....

@Hawk86eye Weird issue. Do you mean this "ZyXEL" never exists if you disable the main network on the C80? Is it possible to show us with a short video about the issue, that when you enable the main...