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Cisco Packet Tracer

As explained in Acing the CCNA Exam: Volume 1 Fundamentals and Protocols

Cisco Packet Tracer is Cisco network simulation software for modeling and practicing the configuration of network devices and networks.

Cisco Packet Tracer is a network simulator for practicing Cisco router and switch configuration without purchasing physical hardware. It supports hands-on CCNA study and is free, easy to set up, and suitable for most CCNA lab requirements. section 1.4.3 section 1.5

Use Packet Tracer to:

  • Build simulated network topologies and practice configuring Cisco routers and switches. section 1.4.3
  • Open a simulated device’s CLI by clicking its icon instead of connecting physical console hardware. section 5.1.2
  • Reinforce theoretical CCNA knowledge through practical lab exercises. section 1.4.3

A Packet Tracer lab

A simulated lab can show a network diagram and instructions alongside the CLI of a selected device, combining topology work with configuration practice. section 1.4.3

Figure 1.2 A lab in Cisco Packet Tracer. On the left is the network diagram with the lab’s instructions below it, and on the right is the CLI of one of the devices in the network.

View the lab layout that combines a network diagram, instructions, and a device CLI. section 1.4.3

How Acing the CCNA Exam: Volume 1 Fundamentals and Protocols covers it

How deep it goes
Demonstrates lab use and CLI access but does not detail Packet Tracer’s internal simulation behavior.
Examples
Uses simulated network diagrams, lab instructions, device icons, and interactive CLIs as practice artifacts.
What you can do after
Practice configuring Cisco routers and switches through simulated CCNA lab environments.
How it connects
Connects network simulation with CCNA labs, Cisco routers and switches, Cisco Modeling Labs, physical hardware, and the Cisco IOS CLI.

Related concepts

This explainer was generated by Manning's knowledge graph from the text of Acing the CCNA Exam: Volume 1 Fundamentals and Protocols. The section links point to the parts of the book it draws on.