@AleXSR700 Hi Alex! You can't get rid of the switch if you want to create SSID VLANs, because different SSID VLANs only receive packets with their unique VLAN tag, while untagged packets will be...

@PavelV Check if your primary WAN is down

Check the cable connection between switch and OC200. Move OC200 to another switch's port to have a try.

Yes, it's OK. Changing it to AP mode can also avoid IP conflict

My OC200 doesn't have this issue. I put it in my LAN 10.10.0.0/24. Everything works fine even after unplug and re plug the power. I suggest you contact TP-Link support for help.

It's decided by the information provided by ISP. There are instructions in the user guide:...