GNS3 (Graphical Network Simulator-3 ) Training

GNS3 (Graphical Network Simulator-3 ) is a network software emulator that can build complex networks. It can emulate Cisco Router, ASA and other vendor devices.
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What you get 

  • Access to GreyCampus platform
  • GreyCampus Course Completion Certificate
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Course Curriculum

  •  Introduction to GNS3

  • Installation of GNS3 – Local Server mode

  • Cisco IOS Router supported models and installation

  • Installing IOS Manually

Upcoming Schedules


The following are the schedules for some of our upcoming boot camps - do reach out to us if you need customized dates!

On-demand self-learning
Access to video lectures, simulated tests, and 24*7 support.
USD 50
Group Training

For group enrolment of 5+ students or custom training requirements.

Student Experiences

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    Christopher Bernales

    The training was very helpful. It successfully delivered its goal of helping us prepare for the certification. The trainer was very accommodating and flexible. It helped that he had a pleasant and approachable personality. Couldn't thank enough Grey Campus for the experience and help.

  • stars stars stars stars stars

    Raleigh Santos

    Great Support from the central team and the facilitator!


This online self-learning course in Graphical Network Engineer (GNS3) is ideal for network engineers and other professionals working in the networking domain. It'll help them test various scenarios by emulating their network. GNS3 integrates with Virtual Machines and uses the GNS3 templates to allow users to simulate complex networks and multi-vendor support. This course will help you learn everything from the installation to the practical use of dynamics with real Cisco software images. You'll also learn VM integration for facilitating simulation of L3 IOS and L2 IOS (for switching).

*Only for bootcamp. Number of days may vary as per city
**Check our Cancellation/Rescheduling policy

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Frequently Asked Questions

A: GNS3 works on Windows, Linux and Mac OS, however, Linux is the most recommended of all because of some of its features that can be used with GNS3.

A: GNS3, quite ironically to its name, is an emulator which is usually used to emulate Cisco IOS. It also emulates routing and switching, and integrates with VMs to connect them together through an overlay network.

A: GNS3 can sometimes be wrongly detected by various antivirus software as a Trojan if they have a considerably strong/ aggressive signature system. This happens because GNS3 embeds libraries for capturing packets and interacting with SSH.

A: This course is ideal for professionals working in the domain of Networking and for those who are looking forward to writing various exams like CCNA, CCNP, CCIE, etc.

A: For both Bootcamp and Without Bootcamp:

As soon as you register, an automated email with your receipt and your access credentials for audio-video lectures is sent to your registered email ID.

For Bootcamp*

  • Within 24 hours you will receive a welcome email directly from the training coordinator managing the specific workshop batch you've opted for.
  • 3 working days before the batch start date: You will receive a reminder from the training coordinator about the upcoming training.
  • On the workshop start date (1 hour before starting off): Your training coordinator will reach you to check if you're having issues with logging online.
  • Last day of the workshop: Your training coordinator will ask you to share your feedback for the training.
  • 1 working day from the last day of the workshop: Your training coordinator will reach out to you with the next steps, like how to download your certificate(s) and how to avail the post-training helpline (as applicable).

Become a certified GNS3 (Graphical Network Simulator-3 ) Professional