> What does dmesg show after plugging in the device? I'd guess that > Ubuntu already has the needed module(s) for this. > It shows the following: [10271.604000] usb 1-1: new full speed USB device using uhci_hcd and address 6 [10271.752000] usb 1-1: configuration #1 chosen from 1 choice It does not light up though, so I checked the keyspan site, and they had documentation that indicated Ubuntu/Debian did not incorporate the driver in the kernel. I wasn't sure if it was up to date info.