Сагу о драйверах прочитал с интересом. Как я понимаю система принимает модем за другое устройство.
Вот что выдал dmseg:
usb 4-2: new full speed USB device using ohci_hcd and address 2
usb 4-2: configuration #1 chosen from 1 choice
usb 4-2: New USB device found, idVendor=10c4, idProduct=ea60
usb 4-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 4-2: Product: USB to UART Bridge Controller
usb 4-2: Manufacturer: Silicon Labs
usb 4-2: SerialNumber: 0001
usbcore: registered new interface driver hiddev
input: HID 0566:3002 as /devices/pci0000:00/0000:00:13.0/usb2/2-1/2-1:1.0/input/input4
input,hidraw0: USB HID v1.10 Keyboard [HID 0566:3002] on usb-0000:00:13.0-1
input: HID 0566:3002 as /devices/pci0000:00/0000:00:13.0/usb2/2-1/2-1:1.1/input/input5
input,hiddev96,hidraw1: USB HID v1.10 Device [HID 0566:3002] on usb-0000:00:13.0-1
input: Genius NetScroll + Traveler as /devices/pci0000:00/0000:00:13.0/usb2/2-2/2-2:1.0/input/input6
input,hidraw2: USB HID v1.10 Mouse [Genius NetScroll + Traveler] on usb-0000:00:13.0-2
usbcore: registered new interface driver usbhid
drivers/hid/usbhid/hid-core.c: v2.6:USB HID core driver
usbcore: registered new interface driver usbserial
drivers/usb/serial/usb-serial.c: USB Serial support registered for generic
usbcore: registered new interface driver usbserial_generic
drivers/usb/serial/usb-serial.c: USB Serial Driver core
drivers/usb/serial/usb-serial.c: USB Serial support registered for cp2101
cp2101 4-2:1.0: cp2101 converter detected
usb 4-2: reset full speed USB device using ohci_hcd and address 2
usb 4-2: cp2101 converter now attached to ttyUSB0
usbcore: registered new interface driver cp2101
drivers/usb/serial/cp2101.c: Silicon Labs CP2101/CP2102 RS232 serial adaptor driver v0.07
Adding 2056312k swap on /dev/sda2. Priority:-1 extents:1 across:2056312k
