<?php
  	//$host    = "10.0.0.75";
          $host    = "10.0.0.227";
  	$port    = 502;
  	$message = chr(1).chr(2).chr(0).chr(0).chr(0).chr(6).chr(1).chr(6).chr(0).chr(192).chr(0).chr(1);
  	echo "Message To server :".$message;
  	// create socket
  	$socket = socket_create(AF_INET, SOCK_STREAM, 0) or die("Could not create socket
  ");
  	// connect to server
  	$result = socket_connect($socket, $host, $port) or die("Could not connect to server
  ");
  	// send string to server
  	socket_write($socket, $message, strlen($message)) or die("Could not send data to server
  ");
  	// get server response
  	$result = socket_read ($socket, 1024) or die("Could not read server response
  ");
  	echo "Reply From Server  :".$result;
  	// close socket
  	socket_close($socket);
  ?>