[syslinux] Pxechn.c32

Gene Cumm gene.cumm at gmail.com
Thu May 31 03:30:47 PDT 2012

0) In case someone else has insight or searches later, I'd like to have
this on list.  Some clients may work better with reply all.  If you're not
on the list yet, I believe the posts by unsubscribed addresses are

On May 31, 2012 6:12 AM, "Arends, R.R." <r.r.arends at hr.nl> wrote:
> >> Hello Genec,
> >>
> >> Got a question regarding pxechn.c32 in combination with wds (2k8r2).
> >>
> >> We got (i)pxelinux as our main pxe system, and want to chain to wds
> > a vesamenu option.
> >>
> >> I tried the latest pxechn.c32 from git. But somehow wds still tries to
> > contact the next-server (main pxe) instead of the wds server.
> >>
> >> KERNEL modules/pxechn.c32 -W
> >> KERNEL modules/pxechn.c32 -W
> >> KERNEL modules/pxechn.c32 -W
> >>
> >> none of them work...
> >>
> >> Any ideas?
> >
> > Assuming is your WDS, the following should work:
> correct thats our wds server.
> >
> > LABEL wds
> > COM32 modules/pxechn.c32
> > APPEND\x86\wdsnbp.com -W
> thanks for your reply, i just tried your suggestion. But it gives me the
same output.
> it still tries the next-server instead of
> "Booting..."
> "Downloaded WDSNBP..."
> "Architecture: x64"
> "WDSNBP started using DHCP Referral."
> "Contacting Server: (Gateway:"
> "No response from Windows Deployment Services server."
> "Launching pxeboot.com..."
> "TFTP download failed"
> see attachment for screenshot.
> do i need to update syslinux aswel? or would the latest pxechn.c32 be
> ie. was there a commit to syslinux aswel for this to work, or is it just
pxechn.c32 that does the work.

Ideally, yes.  Could you try plain pxelinux.0 without introducung gPXE/IPXE
for the moment or even the prebuilt binaries in the binary/source archive?
My testing has also been on VMware platforms and was successful.

> >
> > Be sure to match the directory separator and case that WDS normally
> > I'll check mine and update doc/pxechn.txt with an example and these
> yeh an example in the doc would be very nice :). although i kinda had the
right syntax, looks like the directory seperator doesn't really matter here.

Just thinking consistency.


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