@Petebl Can you post the original ISP PPPoE settings from VR600 (just cover your username/password) to confirm you had VLAN ID configured there. I believe that configuring your VR600 in Bridge mode...

@veryfatcat Log into your main router 192.168.1.1 and check the DHCP client list section. One of the DHCP clients should be the IP address of your new AP (C54) - it's IP is in the same subnet as the...

@Djerald About WDS modes in details. Here's an interesting workaround - a user managed to select WDS mode with Archer C6(EU)_V2_200512 FW release (maybe newer as well).

That's probably the case when another device in the local network requested port 443 opened through UPnP, then as port 443 already opened hence the error message.

@Petebl Copy your original VR600 PPPoE settings (username, password, etc.) and just modify that internet connection to be Bridge. PPPoE to Bridge: Then in the mesh system (it should be in router...

@G0bble The NAT Boost setting is here: In AP mode you can't have NAT at all.