http://et.redhat.com/page/Cobbler_ImportThis basically shows how you can go from "blank system" with no cobbler installed to network boot server really really quickly without having to understand a lot of
the details of cobbler.Basically you can set up a boot server, from scratch, in about 20 minutes or so -- and that includes waiting for the files to copy around.
More articles/howtos to come over time, I'm sure. --Michael