GNS3 Troubleshooting

Troubleshoot GNS3:

This course is specifically designed for peoples who just started learning about GNS3. New users face many problems with GNS3. Learning curve for GNS3 is very steep and some what difficult compared with simulator like  Packet Tracer.  In this course you will learn how to mitigate common issues or problems with GNS3 software and GNS3 VM. So that you can focus on your LAB's. You will also learn about setting up LAB for different technologies like Cisco, Microsoft, Arista, F5, Checkpoint etc. I will be also giving you some of interesting things that i learned while using GNS3.

Course content

Section 1: Introduction

1. Introduction

Section 2: Installation Issues and Errors

2. Message “Thank you for downloading software we will communicate with you in 2 days“.

3. Downloads can only be accessed from

4. Where can I download the previous version of GNS3 and GNS3VM

5. Alternative Download Links for GNS3 and GNS3 VM

Section 3: GNS3 VM Troubleshooting

6. GNS3 VM not configured

7. GNS3 VM KVM Support available False

8. How to Remove old Device and Appliance images from GNS3 VM

9. Controller version is not the same as Compute server GNS3 VM version

10. How to reduce size of GNS3 VM

Section 4: Tweaks

11. Run Customised OS in GNS3 Part 1