[Dnsmasq-discuss] serving EFI and traditional BIOS at the same time

Olaf Hering olaf at aepfle.de
Wed Feb 19 14:15:00 UTC 2014

On Tue, Feb 18, Olaf Hering wrote:

> On Tue, Feb 18, Olaf Hering wrote:
> > How should the config look like to offer PXE to old and new VM types at
> > the same time?
> At least the separation appears to work like that:
> dhcp-match=x86PC, option:client-arch, 0
> dhcp-match=BC_EFI, option:client-arch, 7
> dhcp-boot=tag:x86PC,pxelinux.0
> dhcp-boot=tag:BC_EFI,syslinux.efi
> pxe-service=tag:x86PC,x86PC,"x86PC boot msg",pxelinux
> pxe-service=tag:BC_EFI,BC_EFI,"BC_EFI boot msg",syslinux.efi
> But that does not fix EFI boot, yet.

Actually the above works if dnsmasq does not act as a DHCP proxy.
For some reason the EFI firmware does not handle that well. In an
isolated environment the EFI files are handed out properly to the

One thing remains: how should the mixed environment be documented?
Its not clear by reading the docs or the example config file.


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