docrice wrote: » But I should caution that textbook knowledge is one thing, and living in an actual production environment is something else (because it's much more complex and messy), and yet another level is actually knowing the threats, their methods, the risks involved, and how the appliances you configure are limited in their ability to mitigate the problems. In my experience, Cisco security training is about learning how to configure their solutions, not really understanding network security from a holistic point of view.