 #define     READING_DELAY_SECS     10     // Number of seconds to wait between readings.
 #define     TIMEOUT_MS             15000  // How long to wait (in milliseconds) for a server connection to respond
 #define     SERVER                "fremont"
+#define     PORT                  8080
 
 #define MAX_DS1820_SENSORS 1
 byte addr[8];

  
  // Read data until either the connection is closed, or the idle timeout is reached.
  unsigned long lastRead = millis();
  Serial.println(F("Elasticsearch response: "));
  while (client.connected() && (millis() - lastRead < TIMEOUT_MS)) {
    while (client.available()) {
      char c = client.read();

    body += currentTemp;
    body += F("}");
    
    String head = F("POST /thermReadings HTTP/1.1\r\n"
    "Host: fremont:8080\r\n"
    "Content-Type: application/json\r\n"
    "Content-Length: ");
    head += body.length();
    head += F("\r\n\r\n");
