[syslinux] Support DHCP sname field in PXELINUX
H. Peter Anvin
hpa at zytor.com
Fri Jun 29 07:01:23 PDT 2007
Chris Adams wrote:
> Once upon a time, H. Peter Anvin <hpa at zytor.com> said:
>> I mean, the right thing to do is probably, in order:
>> 1. Use siaddr
>> 2. Use sname
>> 3. Use option 54.
> I've done some more digging, and it appears that the PXE BIOS in the
> computers I'm testing with do not look at the sname field. They do look
> at option 54 ("server-identifier" in Juniper JUNOS). It would probably
> be more "correct" then to duplicate that and use (siaddr, option 54) and
> ignore sname (since that is what it looks like the PXE BIOS does).
Right, if we can't get the PXE stack to boot in the first place using
sname, then we should just ignore it.
OK, option 54 as a fallback it is.
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