I had to track down a copy of BP's 'EZLink' software to successfully drip-feed my machine, although with time I could have written one, because the protocol is well documented. On an older Fanuc, there's likely a proprietary protocol to do that, just as there is on the Bridgeport Series I and Series II machines. Tony, RS232 was the standard way of transferring files from CAM to the controller for decades. CNC Horizontal Lathe Orion 8TLM, Premium production lathe with C axis, driven tools, and extra-large center width. Office 2010 Installer Channel Switcher Download.