Configure Cisco Catalyst switches for increased LAN security

This sample chapter, taken from Network Security Principles and Practices (CCIE Professional Development), discusses recommendations on how to secure a LAN environment.

In order to provide comprehensive security on a network, it's important to take the conceptof security to the last step and ensure that the Layer 2 devices, such as the switches thatmanage the LANs, are also operating in a secure manner.

This sample chapter, taken from Network Security Principles and Practices (CCIE Professional Development), focuses on the Cisco Catalyst 5000/5500 series switches. The chapter covers the following topics:

• General Switch and Layer 2 Security
• Port Security
• IP Permit Lists
• Protocol Filtering and Controlling LAN Floods
• Private VLANs on Catalyst 6000
• Port Authentication and Access Control Using the IEEE 802.1x Standard

Title: Network Security Principles and Practices (CCIE Professional Development)
ISBN: 1587050250
Published: November 2002
Author: Saadat Malik
Chapter: Chapter 5: Secure LAN Switching
Published by Cisco Press

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