 //
 byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
 
+//
+// Boolean. If false (0) Arduino wont print informations on serial port
+//
+const int SERIAL_PRINT = 0;
+
 /////////////////////////////////////////
 // END USER SETTINGS
 /////////////////////////////////////////


    // If the server closed the connection
    if (!client.connected()) {
      Serial.println();
      Serial.println("\n\nServer disconnected");
      go_on = 0;
    }
  } while(go_on);

  do {
    if (client.available()) {
      char c = client.read();
      if(SERIAL_PRINT)
        Serial.print(c);
      buffer[i] = c;
      i++;
      if(i >= DIM_BUFFER)
