@David-TP Hi David- Yes- this is the setup. I'm on Primus internet in Canada, and assumed that the TP-Link was functioning as a Wi-Fi access point for the modem, however I see now that it is working...

Hello- With my current setup, I have a cable modem plugged into a router set to bridge mode (connected to a LAN port) which then connects (again, via LAN ports) to an RaspberryPi3 and out LG-TV, as...