Synopsis I had a situation on a server with a trunked management interface (also communicating on native VLAN) where it refused to PXE boot, but once the OS had booted, everything worked fine. All other systems on that VLAN were able to PXE boot, so it wasn't firewall/…
The error on http://ipxe.org/err/040ee1 is generic, basically saying “No Configuration Methods Succeeded). This was a pretty useless generic error code. In this situation, I was chain loading from pxelinux into ipxe. The boot code (in pxelinux.cfg) is LABEL iPXEServer MENU LABEL iPXE boot MENU DEFAULT…
Some useful things to try / consider when troubleshooting ipxe errors General Tips * The ipxe error code contains a URL. Use it! Often not too helpful, but it will link to source code and you can perhaps trace through to understand why the error code is generated (check evaluations, if statements…
I recently needed to add a PXE environment to an existing PXE service. At a high level, the existing PXE service (running on MS Windows WDS with iPXE) needed to remain in place, but the new PXE service needed to integrate with Cobbler on CentOS 7. As cobbler modifies the…