[syslinux] Problems with NBP chaining

[H. Peter Anvin]

Roy Badami wrote:
> [Posting from my home address, not sure if this will make it to the list...]
> 
> 
>>Okay, I have uploaded a SYSLINUX 1.75-pre5 which I'm hoping will fix
>>this problem, *please* test it out:
> 
> 
> Thanks, now that's service!  I'll try and find time to test it when
> I'm back in the office tomorrow.
> 
> We'll find out just how well the Intel Boot Agent copes with unloading
> PXE then reloading it...  Wouldn't surprize me too much if it just
> doesn't work... Also wondering whether the cached DHCP/PXE responses
> will be retained... :-/
> 

It's not unloading and reloading the PXE stack... all it does is close
the UDP stack handle (which then gets re-opened if you're running
PXELINUX; another NBP might use the TFTP or the UNDI stack instead.)  It
shouldn't go through another DHCP cycle.

	-hpa