Cisco’s Cisco Certified Network Administrator (CCNA) certification provides a way to distin- guish those brilliant and talented enough to become Cisco administrators from those who just might be, umm—well, better suited to another occupation. It’s basically Cisco’s version of sep- arating the wheat from the chaff. The main reason that it’s a really good thing to be the proud possessor of Cisco’s certifications is that they give you a serious edge over the poor, wretched, unfortunate, and noncert