xubuntu@xubuntu:~$ dmesg | tail
[ 2839.077402] usb 6-2: USB disconnect, device number 3
[ 2839.077611] pl2303 ttyUSB0: pl2303 converter now disconnected from ttyUSB0
[ 2839.077625] pl2303 6-2:1.0: device disconnected
[ 2846.033664] usb 6-2: new full-speed USB device number 4 using uhci_hcd
[ 2846.191480] usb 6-2: New USB device found, idVendor=0557, idProduct=2008
[ 2846.191486] usb 6-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 2846.191489] usb 6-2: Product: USB-Serial Controller D
[ 2846.191492] usb 6-2: Manufacturer: Prolific Technology Inc. 
[ 2846.194544] pl2303 6-2:1.0: pl2303 converter detected
[ 2846.206550] usb 6-2: pl2303 converter now attached to ttyUSB0
xubuntu@xubuntu:~$