    *+CDNSGIP: 1,"ardugps.hopto.org","58.100.82.70"
    *******************************************/
   if(!sim808_check_with_cmd("AT+CDNSGIP=\"ardugps.hopto.org\"\r\n","OK\r\n",CMD)){  
-    error =5; 
+    error = CDNSGIP_FAIL; 
   }
   delay(50);
   return error;

 *******************************************************************************************/
void setup()
{
  GPRS.begin(9600);   //Set Uno serial connection with SIM808 
  Serial.begin(9600); //Set Uno serial connection with Arduino IDE

  sim808_init(&GPRS,9600);


  sim808_check_with_cmd("AT+CPOWD=1","OK\r\n",CMD); 
  //delay(5000);

   *OK
   ***********************************/
   if(!sim808_check_with_cmd("AT+IPR=9600\r\n","OK\r\n",CMD)){  
    error = IPR9600_FAIL;   
   }
   delay(50);
  
