@wang68 You can't use two routers to build a OneMesh - Q10/A10.

@etype To recap, the problem is with any LAN port which the QNAP is connected to, right ? Other devices connected to the LAN ports don't have this problem ? Have you tried to use the other QNAP LAN...

@Gabriel13 Judging by this behavior, I would suggest that the WDS hasn't been built successfully - hence you're not receiving an IP address via TD-W8961N's Wi-Fi. " ... you can go to Advanced >...

@Hypnoticfart The equipment that AT&T provides to its customers is described here: https://www.att.com/support/article/u-verse-high-speed-internet/KM1011652/ I don't think you can bypass AT&T Wi-Fi...

@e_dell Yes, a device like this one - https://www.aliexpress.com/item/4000848568974.html could give you a definitive answer to what's the current value in real time.

@Hassan_Abbas Here's how to find your router's IP address. Try to open it's management web interface with a computer. Describing your network topology (devices, connections between them) and more...