Actually, some nics have an on-board eeprom to extend BIOS.

On Thu, Feb 11, 2010 at 3:48 PM, Eric Shubert <ejs@shubes.net> wrote:
I believe some pci nics do pxe boot. I think I have one, which is a
trendnet gig-e card from Fry's ($13 or so), but I'm not positive. I
think the bios needs to support pxe as well as the card.

Stephen wrote:
> I think there are some other protocols, but im hazy on it.
>
> as for adding it find a nic that supports pxe boot. (i think)
>
> On Thu, Feb 11, 2010 at 3:11 PM, Dazed_75 <lthielster@gmail.com> wrote:
>> I've built my second PXE boot server and wanted to test the various boots.
>> So far I have found only two of my machines that support PXE booting and I
>> do not wish to disturb them.  I've tested 7 other machines that seem to have
>> no such ability.  One of them shows in BIOS that you can include the LAN as
>> a boot device but it does not seem to use the PXE boot of the PXE server
>> that is giving it its IP address with DHCP.  Since that works for another
>> machine plugged into the same switch, I conclude that it expects some other
>> protocol for booting from the net.
>>
>> 1) Does anyone know a way to ADD the ability to a machine to PXE boot from
>> the LAN (e.g. adding some ethernet card)?
>> 2) Are there network boot protocols other than PXE?
>>
>> --
>> Dazed_75 a.k.a. Larry
>>
>> The spirit of resistance to government is so valuable on certain occasions,
>> that I wish it always to be kept alive.
>>  - Thomas Jefferson
>>
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>
>
>


--
-Eric 'shubes'

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--
Dazed_75 a.k.a. Larry

The spirit of resistance to government is so valuable on certain occasions, that I wish it always to be kept alive.
 - Thomas Jefferson