howto boot from usb iso?

[James McKenzie]

On Tue, May 3, 2011 at 8:31 AM, Fernando Cassia <fcassia at gmail.com> wrote:
> On Tue, May 3, 2011 at 12:24 PM, Neal Becker <ndbecker2 at gmail.com> wrote:
>> Unfortunately, many newer USB keys come with "U3" Windows software (badware?)
>
> Precisely one of the good things abonut U3 is that you can boot from a
> ISO image without having a usb cd/dvd
>
> http://www.mcgrewsecurity.com/pub/hackingu3/
>
> ie replace the U3 boot .iso image with the iso of your choice
>
> The device emulates a usb hub and a usb optical drive, at the hardware
> level, in addition to the flash partition. That allows booting iso
> images everywhere
This explains what is being seen.  I need to get one of these for my
old Thinkpad if this allows booting from a system that does not
natively boot from USB.

James McKenzie