Don't take DNS for granted

How is DNS and other core network services like an offensive line in football? If you hear about them, they're not doing their jobs properly. Unfortunately, we still hear quite a bit about DNS security and architectural issues. On this program, Cricket Liu, author of "DNS and Bind" and vice president of architecture at Infoblox, joins Network World's Jason Meserve to discuss some of the threats to DNS and what corporations can do to better protect their core network services.