In case anybody is interesting, over the last month I used socat as a simple way to transfer serial over IP. Here you can see the "sending" part https://novamos

In case anybody is interesting, over the last month I used socat as a simple way to transfer serial over IP. Here you can see the "sending" part https://novamostra.com/2020/05/15/rasperry-pi-as-a-usb-gadget/ https://novamostra.com/2020/05/15/rasperry-pi-as-a-usb-gadge... and here https://novamostra.com/2020/05/15/rasperry-pi-as-a-usb-gadget/ https://novamostra.com/2020/05/15/rasperry-pi-as-a-usb-gadge... you can see how you can redirect input from a remote serial device or the local UART port of a Raspberry PI to the Gadget port using socat.