[syslinux] pxechn.c32: Status

Gene Cumm gene.cumm at gmail.com
Tue Nov 9 18:11:48 PST 2010


On Tue, Nov 9, 2010 at 20:10, H. Peter Anvin <hpa at zytor.com> wrote:
> On 11/07/2010 07:27 AM, Jeffrey Hutzelman wrote:
>>
>> Yes; editing the cached packets is definitely needed, because some NBP's
>> really need us to rewrite the siaddr and bootfile fields in order for
>> anything useful to happen.  I agree that being able to add/edit other
>> options would be useful; that's the sort of thing that's really too complex
>> to do in PXECHAIN.ASM but ought to be reasonable for a COM32 module.
>>
>
> One thing that's worth noting is that DHCP packets has something called
> "overrides", which changes the meanings of certain fields.  Although
> rarely used, they do exist in the field, and is something pxechain
> really should know about.
>
>        -hpa

I assume you must be referring to something like option 52 that allows
DHCP fields file and sname to contain options?

-- 
-Gene




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