[syslinux] 3.1.0 and pxelinux

H. Peter Anvin hpa at zytor.com
Thu Aug 16 12:34:08 PDT 2007

>From David Hankins, one of the ISC DHCP developers.  Forwarded here with
his permission.


David W. Hankins wrote:
> Just an FYI, we're getting the odd report from pxelinux users on
> 3.1.0 - using a 'site option space' for pxelinux options in 3.0.x and
> upgrading to 3.1.x is breaking.  The server only grabs options
>> = 224 out of the site local space, rather than the old 128...rfc3942
> compliance.  The workaround is to just define the pxelinux options
> in the dhcp space ("option pxelinux-thing code foo = bar;" rather
> than "option pxelinux.thingy code foo = bar;").
> We're in a tough spot inbetween RFC's.  I think the good news is we'll
> be able to distribute "fixed" option definitions for the pxelinux
> options in 3.1.x maintenance.  The above workaround will be future
> compatible with 3.1.x maint.
> Thought you might want a heads up before you scratch your head at it.

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