cat /var/log/messages gives:
Feb 12 07:39:20 aude kernel: [10196.184023] usb 5-1: new full speed USB device using uhci_hcd and address 6
Feb 12 07:39:21 aude kernel: [10196.383289] usb 5-1: New USB device found, idVendor=2341, idProduct=003d
Feb 12 07:39:21 aude kernel: [10196.383295] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=220
Feb 12 07:39:21 aude kernel: [10196.383299] usb 5-1: Product: Arduino Due Prog. Port
Feb 12 07:39:21 aude kernel: [10196.383302] usb 5-1: Manufacturer: Arduino (www.arduino.cc)
Feb 12 07:39:21 aude kernel: [10196.383306] usb 5-1: SerialNumber: A4139363931351316291
Feb 12 07:39:21 aude kernel: [10196.383449] usb 5-1: configuration #1 chosen from 1 choice
Feb 12 07:39:21 aude kernel: [10196.386397] cdc_acm 5-1:1.0: ttyACM0: USB ACM device