When I was trying to set up the 9900 with QTR several years ago it wouldn't work at all over Ethernet, no matter what I tried, so I kept running from my laptop and USB. I just now set it up with the Mac Pro over Ethernet and it works just fine. I'm glad this came up now—I am in the process of moving everything to a new studio building and there are going to be 5 or 6 printers in a different room than where the scanners and computers will be...
Richard Boutwell