Ubuntu on an external drive---how to?

[Derek Broughton]

B.J. McClure wrote:

> Are you absolutely certain /dev/sda is your external drive and not the
> internal drive?  Does windows still boot normally with the external usb
> drive disconnected?  I personally have never seen and external usb drive
> show up as /dev/sda.  

Good point.  I have seen externals as "sda" - when the internal drives
are /dev/hd* - but that is getting less and less likely to be true.
-- 
derek