You can send raw packets with something like this [1] [2]. I imagine you want to test the approach is software before implementing it in an FPGA. You can then

You can send raw packets with something like this [1] [2]. I imagine you want to test the approach is software before implementing it in an FPGA. You can then construct Ethernet frames to be as simple as you like [3]. This question seems like what you might be trying to do [4]. [1] https://stackoverflow.com/questions/12229155/how-do-i-send-a-raw-ethernet-frame-in-python https://stackoverflow.com/questions/12229155/how-do-i-send-a... [2] https://stackoverflow.com/questions/57133295/how-can-i-listen-for-raw-ethernet-frames-in-vanilla-python-3 https://stackoverflow.com/questions/57133295/how-can-i-liste... [3] https://en.wikipedia.org/wiki/Ethernet_frame https://en.wikipedia.org/wiki/Ethernet_frame [4] https://stackoverflow.com/questions/815758/simple-serial-point-to-point-communication-protocol https://stackoverflow.com/questions/815758/simple-serial-poi...