The second article about creating your own Knoppix-based distribution is now available.
The first article is mentioned here.
And now you can continue the lessons on informit.com.
And when you're done, you
…..At this point, you can add a lot more kernel functionality to your Knoppix CD if you like. For example, some users have already added patches for clustering capabilities and custom drivers are also possible. My personal favorite was to add a bootsplash capability (http://www.bootsplash.org), allowing for graphics to appear during boot instead of just text. Really you could add anything that you can compile into a normal Linux kernelit's time to get creative!