That doesn't seem like a good path to follow. I recommend using serial as a transport, and layering IP over it if you truly need it (you probably don't). Here

That doesn't seem like a good path to follow. I recommend using serial as a transport, and layering IP over it if you truly need it (you probably don't). Here's an example where SLIP over serial is used by ESP32s: https://docs.espressif.com/projects/esptool/en/latest/esp32s2/advanced-topics/serial-protocol.html https://docs.espressif.com/projects/esptool/en/latest/esp32s...