[syslinux] Syslinux 6.x EFI PXE

[Gene Cumm]

On Wed, Dec 4, 2013 at 12:02 PM, Adam Sawyer <acsawyer at gmail.com> wrote:
> All,
>
> I have scoured the mailing list and the web and I can't seem to find any
> help on this issue. I am attempting to have EFI machines boot over PXE and
> then load various Linux Live distributions. I have a similar setup over
> standard BIOS machines and all is well on that end. First I have tried
> SysLinux 6.0, 6.1, and 6.2 for various EFI enabled machines and thus far
> 6.1 gets me to the furthest point.
>
> My clients successfully boot over PXE and grab the relevant files over TFTP
> to get me to a simple selection menu. I have watched the interaction in the
> TFTP logs and over tcpdump. All is well until I attempt to select a kernel
> (Ubuntu 13.10 vmlinuz.efi). Regardless of where the kernel is located,
> nested in a sub-directory of /tftpboot or not, the client always responds
> with "File not found." It is odd since all other support files
> (syslinux64.efi, pxelinux.cfg/default, vesamenu.c32, and so forth) have no
> issue.

What exact kernel?  This almost sounds familiar to some errors I've
seen in the last two months.  What do you observe in the packet
capture?

-- 
-Gene