Some (many?) HDMI cables can also carry Ethernet over HDMI. The main use seems to be to provide internet connection to a smart TV from a cable modem box. Currently I have an ethernet-USB adaptor ...

A network is great, but what if you just want to connect two Macs and transfer gobs of information as fast as you can? Using a gigabit ethernet cable or a Mac with 802.11ac (Wi-Fi 5) or later wireless ...

Whenever we work on multiple systems, we prefer sending files over the connection. After all being on the same LAN connection makes our work easier, file transfer is what makes our tasks difficult.

I use a simple unmanaged switch to expand my wired Ethernet access without complicating my home network.