Wake on Lan + Freebox v5 + DynDns

<?  
# Wake on LAN - (c) HotKey@spr.at, upgraded by Murzik  
# Modified by Allan Barizo http://www.hackernotcracker.com  
flush();  
function WakeOnLan($addr, $mac,$socket_number) {  
  $addr_byte = explode(':', $mac);  
  $hw_addr = '';  
  for ($a=0; $a <6; $a++) $hw_addr .= chr(hexdec($addr_byte[$a]));  
  $msg = chr(255).chr(255).chr(255).chr(255).chr(255).chr(255);  
  for ($a = 1; $a <= 16; $a++) $msg .= $hw_addr;  
  // send it to the broadcast address using UDP  
  // SQL_BROADCAST option isn't help!!  
  $s = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);  
  if ($s == false) {  
    echo "Error creating socket!\n";  
    echo "Error code is '".socket_last_error($s)."' - " . socket_strerror(socket_last_error($s));  
    return FALSE;  
    }  
  else {  
    // setting a broadcast option to socket:  
    $opt_ret = socket_set_option($s, 1, 6, TRUE);  
    if($opt_ret <0) {  
      echo "setsockopt() failed, error: " . strerror($opt_ret) . "\n";  
      return FALSE;  
      }  
    if(socket_sendto($s, $msg, strlen($msg), 0, $addr, $socket_number)) {  
      echo "Magic Packet sent successfully!";  
      socket_close($s);  
      return TRUE;  
      }  
    else {  
      echo "Magic packet failed!";  
      return FALSE;  
      }  
     
    }  
  }  
// Port number where the computer is listening. Usually, any number between 1-50000 will do. Normally people choose 7 or 9.  
$socket_number = "9";  
// MAC Address of the listening computer's network device  
$mac_addy = "00:00:00:00:9A:DA";  
// IP address of the listening computer. Input the domain name if you are using a hostname (like when under Dynamic DNS/IP)  
// $ip_addy = gethostbyname("myhomeserver.dynamicdns.org");  
$ip_addy = "88.99.99.99";  
   
WakeOnLan($ip_addy, $mac_addy, $socket_number)  
   
?>