If your receiver is already flashed to allcam, you can find the WLTDO file in the Titanium section at -
h**p://www.satforum.org/ (need a Titanium card of course)
If it isn't flashed, you can find details here -
h**p://www.la-cafetera.com/aston.htm
You'll need a JTAG interface, available for instance from here
h**p://www.electronicasuiza.com/es/productos.php4?cat=21&olimit=5&query=&PHPSESSID=cfa385f83858d68dc76539e56101cc34
Llew