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Hi all I'm guessing this is a little off topic but here goes... We use PXELINUX and kickstart to automate our RHEL deployments and updates. Recently we started using PXELINUX/memdisk and an MS-DOS image to update the workstation BIOS'es. After selecting <F12> (network boot) and picking the update BIOS option, the BIOS is flashed, BIOS configuration made standard and then the

...riginal Int 13 vector : DC002343 isolinux: BAH: FAILURE isolinux: Found something at drive = 81 isolinux: Failed to locate CD-ROM device; boot failed. See http://syslinux.zytor.com/sbm for more information. Having found the ?El Torito? Bootable CD-ROM Format Specification http://www.phoenix.com/NR/rdonlyres/98D3219C-9CC9-4DF5-B496-A286D893E36A/0/specscdrom.pdf I made changes to isolinux.asm to display the spec packet and accept drive 81h. I've attached a diff of my changes. Using the changed isolinux (again debug version) the last few lines were isolinux: Found something at drive = 81 13 00...