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0

Try to add WiFi.hostname("ESP-host"); before WiFi.begin(ssid, password); - it works in my case.


3

ARP isn't generally used the way you described. Per the spec, to resolve an IP address into a MAC address, you broadcast an ARP request for the IP address, and receive a unicast response from the host whose address it is - not a router. It also only resolves a single IP address in one request; it doesn't return the contents of the entire ARP cache. While ...


0

If you've come upon this page because the ESP8266 on your (WeMos) Mega wifi won't connect to your router (etc), check the age/security of your router: Wifi stopped connecting (Wemos D1 Mini) This line of code that allowed connecting with my old router: WiFi.enableInsecureWEP(); which also highlights that I should upgrade it...


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