@Seren Is the cable modem you mention a pure modem? What is the specific WAN port connection type, is it Dynamic? If so, it has more to do with the device on the front end, suggest contacting your...

@JM_Barri So the question is, if it is possible to implement so that the data from the devices within your network all go to ISP A, even though you have two ISP connections, then this problem will...

@DCSipp Ah.......Similar to the parental control function of home products, right? If this is the case, it doesn't seem to be supported.

@CAshley It looks like the problem is with your VLAN settings. Are you specifically setting up 802.1Q VLAN or VLAN Interface, and be aware that the port connected to the computer should be Untagged...

@RbbNet This is for your reference: https://community.tp-link.com/en/business/forum/topic/522836

@alexNetworks Unfortunately, it doesn't support DHCP v6 if I remember correctly.