bootable usb

[Mark Hammerton]

thanx Rick i might have to make the iso over again but this sounds like it
will work


On 5/18/06, Rick Stevens <rstevens at vitalstream.com> wrote:
>
> On Thu, 2006-05-18 at 14:35 -0400, Mark Hammerton wrote:
> > I have created a custom iso RHEL 4 that i will be using to install on
> > a number of servers, however none of tem have cd rom drives, I would
> > like to put it the iso on a 2gb and install from there.  2gb is more
> > than enough for me. Also i have created the kickstart file for this.
> >
> > I want to ask for help in putting the iso on to the 2gb stick and
> > ensuring that stick is bootable.
> >
> > I know the servers that i plan on installing on can boot from usb
>
> Are you certain the ISO image is bootable?  Remember, you need to
> specify a bootable, "El Torito" image as part of the mkisofs command
> (see the "-b" "-hard-disk-boot" and "-no-emul-boot" options for
> mkisofs).
>
> If the image IS bootable, then verify what device your system uses
> for the USB stick.  Plug it in and check the output of dmesg to see
> what device is used.  If your system is IDE based, the stick will
> probably show up as /dev/sda.  Now, you need to copy the ISO image to
> the stick using "dd".  Note that you must write the image to the RAW
> stick device--not a partition on it ("/dev/sda" NOT "/dev/sda1").
>
> The "dd" command will look like:
>
>         # dd if=name-of-ISO-image of=/dev/sda bs=512
>
> When that completes, you should write-protect the stick if you can (some
> have a write-protect tab on them) before using it.  Then try to boot
> from it and see if it works.
>
> > my LAN is your LAN
>
> Now that just INVITES hack attempts!  :-)
>
> ----------------------------------------------------------------------
> - Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
> - VitalStream, Inc.                       http://www.vitalstream.com -
> -                                                                    -
> -     If Bill Gates got a dime for every time Windows crashes...     -
> -              ...oh, wait.  He does.  THAT explains it!             -
> ----------------------------------------------------------------------
>
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-- 
my LAN is your LAN
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