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CCIE Professional Development Series Network Security Technologies and Solutions by Yusuf CCIE No. 9305 Bhaiji

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Chapter 4. Security Features on Switches

This chapter describes Layer 2 security basics and security features on switches available to combat network security threats. These threats result from weaknesses in Layer 2 of the OSI model—the data-link layer. Switches act as arbiters to forward and control all the data flowing across the network. The current trend is for network security to be solidified through the support of switch security features that build feature-rich, high-performance, and optimized networks. The chapter examines the integrated security features available on Cisco catalyst switches to mitigate threats that result from the weaknesses in Layer 2 of the OSI model. The chapter also provides guidelines and recommendations intended ...

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