One solution is a WiFi repeater ... for a device to dynamically change its MAC address. Or maybe its creative, we couldn’t decide. If you just want to extend your self-made RS232 network ...

In the past few years we’ve seen the rise of low-power mesh networking devices for everything from ... [Peter Fairlie] built this Meshtastic repeater which can greatly extend the range of ...

This might slow down your device's ability to leave one network and move to another ... you may be able to set up your router ...