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GNS3 Network Simulation Guide by RedNectar Chris Welsh

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Chapter 2. Creating your First GNS3 Simulation

Even if you have used GNS3 before, there are some important background concepts covered in this chapter that will help you get the most out of GNS3.

The following topics will be covered in this chapter:

  • Jumping in the deep end – a basic two-router configuration
  • Conceptualizing a project
  • Getting to know the GUI
  • Using VPCS (Virtual PC Simulator)
  • Capturing packets with Wireshark
  • Avoiding the 100 percent CPU utilization problem
    • Getting to grips with Idle-PC values
  • Introducing the GNS3 generic switches

After reading this chapter, you will have a better understanding of how you will be able to use basic GNS3 features most effectively.

This chapter assumes you have at least a very basic understanding of the Cisco router ...

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