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Improve network performance with virtual LANs (VLANs)

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Executive Summary

This sample chapter, taken from Cisco Press' CCNA Self-Study: Interconnecting Cisco Network Devices, 2nd Edition, shows you how virtual LANs (VLANs) improve network performance by controlling broadcasts. The chapter explains the following:

  • How to identify and operate a VLAN
  • How to configure a VLAN to improve network performance
  • The switch's role in VLAN creation
  • How network devices communicate about VLANs
  • The need for and operation of the VLAN Trunking Protocol
  • Configure the Catalyst Switch for VLAN operation


Title: CCNA Self-Study: Interconnecting Cisco Network Devices, 2nd Edition
ISBN: 1587051427
Published: November 19, 2003
Author: Steve McQuerry
Chapter: Chapter 3: Extending Switched Networks with Virtual LANs
Published by Cisco Press

Included with this free sample chapter is a Cisco Press offer to save 30 percent on the complete CCNA Self-Study: Interconnecting Cisco Network Devices, 2nd Edition.

  • Format: PDF
  • Size: 796 KB