USB Key Perplexivities

[James McDonald]

Brian Mury wrote:
> On Tue, 2007-06-19 at 14:36 +1000, James McDonald wrote:
>   
>> I have just purchased a 1GB USB key.
>>
>> When it's plugged into a laptop running Ubuntu it automounts 2 partitions
>>
>> /dev/scd0 on /media/cdrecorder
>> /dev/sda1 on /media/TOSHIBA
>>
>> what I don't understand is one partition is discovered as a cd style 
>> device and the other as a hard disk?
>>     
>
> I have seen some USB keys that have a separate small partition that
> auto-installs software when they are plugged in (at least on a Windows
> computer, anyway). I would guess that the CD partition is intended to
> serve that purpose. Is there anything in /media/cdrecorder?
>
>
>   
You are right it has an autorun.inf file and an executeable....

Fortunately the knoppix boot USB key I am creating has instructions on 
removing this setup... which is known as U3 
http://www.knoppix.net/wiki/Bootable_USB_Key