...non ci stava il pacchetto già compilato per la tua distribuzione? ...vabbè, apri una shell e impartisci questo comando:
tail -f /var/log/messages
a questo punto collega la perfierica USB e riporta le nuove righe che appaiono dopo aver connesso la periferica. Per uscire dal comando tail -f usa la combinazione Ctrl-C nella shell.
Bye

Come mi hai detto ho inserito il comando e mi è uscito questo:luca@luca:~$ tail -f /var/log/messages
Sep 5 13:01:31 luca kernel: [ 27.975677] type=1505 audit(1315220491.443:10): operation="profile_load" pid=832 name="/usr/lib/cups/backend/cups-pdf"
Sep 5 13:01:31 luca kernel: [ 27.976547] type=1505 audit(1315220491.443:11): operation="profile_load" pid=832 name="/usr/sbin/cupsd"
Sep 5 13:01:31 luca kernel: [ 28.112171] r8169: eth0: link down
Sep 5 13:01:31 luca kernel: [ 28.112710] ADDRCONF(NETDEV_UP): eth0: link is not ready
Sep 5 13:01:31 luca kernel: [ 28.168875] [drm] nouveau 0000:01:00.0: 0xC2ED: parsing clock script 1
Sep 5 13:01:31 luca kernel: [ 28.207455] ADDRCONF(NETDEV_UP): wlan0: link is not ready
Sep 5 13:01:32 luca kernel: [ 28.572665] [drm] nouveau 0000:01:00.0: Allocating FIFO number 2
Sep 5 13:01:32 luca kernel: [ 28.581152] [drm] nouveau 0000:01:00.0: nouveau_channel_alloc: initialised FIFO 2
Sep 5 13:01:32 luca kernel: [ 28.716445] ppdev: user-space parallel port driver
Sep 5 13:01:47 luca kernel: [ 43.955395] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
Sep 5 13:02:16 luca kernel: [ 72.741308] CE: hpet increasing min_delta_ns to 15000 nsec
Sep 5 13:03:03 luca kernel: [ 119.611281] CE: hpet increasing min_delta_ns to 22500 nsec
Quest'altra parte invece mi è uscita dopo aver inserito la chiavetta:Sep 5 13:03:43 luca kernel: [ 159.570048] usb 2-5: new high speed USB device using ehci_hcd and address 2
Sep 5 13:03:43 luca kernel: [ 159.722457] usb 2-5: configuration #1 chosen from 1 choice
Sep 5 13:03:43 luca kernel: [ 159.723260] scsi7 : SCSI emulation for USB Mass Storage devices
Sep 5 13:03:48 luca kernel: [ 164.724097] scsi 7:0:0:0: Direct-Access USBModem Disk 2.31 PQ: 0 ANSI: 2
Sep 5 13:03:48 luca kernel: [ 164.725111] sd 7:0:0:0: Attached scsi generic sg3 type 0
Sep 5 13:03:48 luca kernel: [ 164.728819] sd 7:0:0:0: [sdc] 65536 512-byte logical blocks: (33.5 MB/32.0 MiB)
Sep 5 13:03:48 luca kernel: [ 164.729430] sd 7:0:0:0: [sdc] Write Protect is on
Sep 5 13:03:48 luca kernel: [ 164.733179] sdc:
Sep 5 13:03:48 luca kernel: [ 164.737601] sd 7:0:0:0: [sdc] Attached SCSI disk
Spero d'imparare presto l'ubuntese e il Linuxese :-)!
Nel frattempo ti ringrazio e aspetto indicazioni....