Get MAC hash from command line
ip link | sed -n "/BROADCAST.*state UP/{n;p}" | tail -1 | tr -s " " | cut -d" " -f3 | md5sum | cut -d" " -f1
Compute MAC hash
Invalid MAC:
Create root password
printf "t00r" | mkpasswd -s -m md5
Download
iPXE panticz.de preseed boot CD
iPXE
http://preseed.panticz.de/go.ipxe