Introduction
Cisco has been an important part of the networking industry for many years and will continue to play a key role in company networks. The first router product I worked on, back in 1993, was a Cisco AGS+. I have seen many flavors of the IOS, including the introduction of most of the security features you see today in the Cisco IOS operating system, such as IPsec. Over the past several years, I have seen security becoming a key component in network design. And with more and more companies using the Internet as a business tool today, security is more important than ever, especially the use of VPNs.
Goals and Methods
Four years ago, I realized that there were many certification books to help people pass Cisco security certification exams; ...
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