Chapter 2. Installing a Basic GNS3 System

Say good-bye to the world of hardware and say hello to GNS3! It’s a whole new way to learn networking. In this chapter, I’ll guide you through the process of installing a basic GNS3 system on Microsoft Windows, Mac OS X, and Ubuntu Linux.

A basic installation consists of the GNS3 application and a few helper applications. On Windows and OS X, all prerequisite applications come bundled in the GNS3 installer package, which is available from the GNS3 website (

When installing on Linux, you can download and install GNS3 through a platform-specific package manager or directly from source code. The principles used for installing from source code can be applied to just about any Unix-based ...

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