"Regarding the issue of ESP8266 sending to ESP32."

[331319341]

"ESP8266 can only broadcast to ESP32. I tried sending a point-to-point message to ESP32, but the other side didn't receive it! This is very strange!"

[tigramaan]

I haven't noticed such a problem. I have ESP32 master and more five Slave also on ESP32

"ESP8266 can only broadcast to ESP32. I tried sending a point-to-point message to ESP32, but the other side didn't receive it! This is very strange!"