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WIFI Client Error Can't connect, error #10061

PostPosted: Thu Dec 29, 2016 3:14 pm
by Martin Michael
Hello
I try to establish a connection between my Computer and an ESP8266-12 Module
I was successful with a Telnet Connection. I have an Arduino Eclipse Environment (Espressif super cool )
With my client in Delphi I got the message Can't connect, error #10061


Code: Select all/*
 *  This sketch sends a message to a TCP server
 *
 */

#include <ESP8266WiFi.h>
#include <ESP8266WiFiMulti.h>

ESP8266WiFiMulti WiFiMulti;

void setup() {
    Serial.begin(115200);
    delay(10);

    // We start by connecting to a WiFi network
    WiFiMulti.addAP("abcdedf", "xxxxxxxxxxx");

    Serial.println();
    Serial.println();
    Serial.print("Wait for WiFi... ");

    while(WiFiMulti.run() != WL_CONNECTED) {
        Serial.print(".");
        delay(500);
    }

    Serial.println("");
    Serial.println("WiFi connected");
    Serial.println("IP address: ");
    Serial.println(WiFi.localIP());

    delay(500);
}


void loop() {
    const uint16_t port = 4444;
    const char * host = "192.168.26.100"; // ip or dns



    Serial.print("connecting to ");
    Serial.println(host);

    // Use WiFiClient class to create TCP connections
    WiFiClient client;

    if (!client.connect(host, port)) {
        Serial.println("connection failed");
        Serial.println("wait 5 sec...");
        delay(5000);
        return;
    }

    // This will send the request to the server
    client.print("Send this data to server");

    //read back one line from server
    String line = client.readStringUntil('\r');
    client.println(line);

    Serial.println("closing connection");
    client.stop();

    Serial.println("wait 5 sec...");
    delay(5000);
}



Ich wünsche euch einen guten Rutsch ins neue Jahr
Have a happy new year! ;)

Re: WIFI Client Error Can't connect, error #10061

PostPosted: Fri Dec 30, 2016 7:34 am
by Martin Michael
The Sketch was OK. The Server got a Problem
I attach a simple Server for testing.
Hava a good 2017