@Kevin_Z This is because the DHCP of the router of the CATV modem cannot change from the DNS assigned by the provider. My provider's DNS is slow and I want to change it. Turning on DHCP on the main...

@terziyski Thank you for your suggestion. The main router is integrated with the CATV modem and does not have a bridge mode, so the AX20 cannot be the main router. I have reported to Japanese...

@terziyski Yes, 192.168.1.2 is the address of AX20. In this scenario,I can ping by IP address, but not domain name.Name resolution is not possible. I don't think it's a WebGUI issue. I think it's a...

@terziyski I'm sorry, it was the wrong screen shot. It should be as follows. The IP address 192.168.1.1 is the address of the main router. There is no DHCP setting in the advanced settings of the...

@terziyski My main router is a Japanese cable TV modem. The manufacturer is Sumitomo Electric, and the model is BCW720J. My main router DHCP Settings. It's actually Japanese. Translated into English...

@terziyski I can't change DNS because my main router doesn't have advanced settings. So I want to use DHCP of AX20. DNS on the main router is turned off. Before reboot After reboot ipconfig result