Someone

<?php
$fp = fsockopen("dev.isp.fi", 554, $errno, $errstr, 30);
if (!$fp) {
  echo "SERVERI SULKI";
  echo "$errstr ($errno)<br />\n";
 } else {
  echo "SERVERI AUKI<br>";

  $out = "SETUP rtsp://dev.isp.fi/broadcast/test.rm RTSP/1.0".chr(13).chr(10);
  $out .= "CSeq: 0".chr(13).chr(10);
  //$out .= "Transport: RTP/AVP;multicast;ttl=127;mode=\"PLAY\"".chr(13).chr(10).chr(13).chr(10);
  $out .= "Transport: foo".chr(13).chr(10).chr(13).chr(10);
  echo "<pre>server input:\n" .$out ."</pre>";

  fwrite($fp, $out);
  $text = fread($fp, 16);
  echo "<pre>server output:\n" .$text ."</pre>";

  fclose($fp);
 }
?>