Network suggestions with links Australia
Network suggestions with links Australia
The only device connected to the router is the one on the floor.
It employs coaxial cable as Ethernet. It works alongside cable and internet services on the same conduit.
Does that indicate you can reach the cable in the upper floor? This aligns with Donut417's reference to Multimedia versus Coax Alliance (MoCA). It would allow running Ethernet via the current coax connections upstairs.