Jeff and I have finished the TechNet Update for October on Network Policy Server and Windows Server Update Services 3.0. The resources I used in the session along with links to webcasts I've done are available below.

The slide decks require PowerPoint 2007, the Office compatibility pack or the PowerPoint viewer.

 

Links to:

Securing Wireless Networks blogcast

Network Access Protection with Cisco switches (switch configs for both HP and Cisco here too)