Overview

This online instructor led training course provides the knowledge to install, configure and troubleshoot common issues with GNS3.

In this course students will learn how to set up a wide variety of virtual network devices including Cisco and Juniper network equipment, virtual servers and workstations, and security appliances. Students will also learn how to incorporate physical devices into GNS3 topologies and how to connect GNS3 to existing networks.

Course Instructor: Shane Sexton

Course Outline

01. Introduction to GNS3

  • What is GNS3
  • Pros and Cons of GNS3
  • Components of GNS3

02. Windows Installation

  • Acquiring the installation media
  • Installation of GNS3 components
  • Initial configuration of GNS3 components

03. MacOS Installation

  • Acquiring the installation media
  • Installation of GNS3 components
  • Initial configuration of GNS3 components

04. Tour of GNS3 Interface

  • GNS3 Toolbar
  • Devices Toolbar
  • Topology Summary
  • Server Summary
  • Work Area

05. Acquiring Cisco IOS Binaries

  • From physical devices
  • Other sources

06. Emulating Cisco IOS Binaries

  • Creating Cisco IOS applicances with Dynamips
  • Configuring interfaces for IOS routers
  • Finding the Idle-PC value

07. Juniper Devices

  • Acquiring Juniper device binaries
  • Compatibility considerations
  • Creating a Juniper vSRX applicance with VirtualBox

08. Integrating Docker Containers

  • Why Docker containers
  • Finding useful containers
  • Creating Docker appliances in GNS3

09. Using Cisco VIRL Images

  • Obtaining a VIRL license and VIRL images
  • Obtaining GNS3 templates for VIRL images
  • Creating VIRL appliances in GNS3

10. Attaching Virtual Machines to GNS3 Topologies

  • Linking VirtualBox or VMware VMs to GNS3 topologies

11. Client-Server Setup

  • Installation of Ubuntu 16.04
  • Using the GNS3-Server installation script
  • Connecting a GNS3 client to a GNS3 server

12. Connecting to Physical Networks

  • Associating a cloud node with a physical NIC
  • Using the cloud node to attach to physical switches and networks

Skills Learned

After completing this online training course, students will be able to:

  • Knowledge to create sophisticated network topologies
  • Install, configure, and troubleshoot common issues with GNS3
  • Ability to incorporate physical devices into GNS3 topologies
  • Ability to connect GNS3 to existing networks