404 Not found on ngrok
问题 I have a problem with ngrok and arduino, i send a message but when i open ngrok it says: 404 Not found I think it could be problem with port, I use 4040 because ngrok open localhost:4040 but i don't know if it is true. The server-side app on java use port 80 #include <ESP8266HTTPClient.h> #include <ESP8266WiFi.h> /* wifi network name */ char* ssidName = "mywifi"; /* WPA2 PSK password */ char* pwd = "mypwd"; /* service IP address */ char* address = "http://cf3c013e.ngrok.io"; void setup() {