Cisco GNS3 Configurations

Cisco GNS3 Labs

Here, You Can Find Cisco GNS3 Configurations of Various Network Protocols on Different Network Topologies.

These Configurations are Also used onCCNP ENCOR Course, CCNP ENCOR Labs Course and Cisco CCIE Enterprise Infrastructure Course.


Etherchannel  Configuration


DHCP Configuration


eBGP Configuration


BGP RR Configuration


BGP Route Map


Static NAT Configuration


VLAN Configuration


Portfast Configuration


Syslog Configuration


SSH Configuration


VRRP Configuration


HSRP Configuration


Port Security Configuration


GRE Tunnel Configuration


Inter VLAN Configuration


Local SPAN Configuration


DHCP Relay Agent Config


Extended ACL Configuration


PAT Configuration


Dynamic NAT Configuration



GNS3 Overview

 What is GNS3?


GNS3 is one of the well-known network simulators used in networking world. Especially, to study different network vendor certifications, students and certification candidates use GNS3 software to practice on the routers. They gain hand on experience on Cisco, Juniper, Huawei, Nokia and other vendor routers and learn how to configure routers by themselves with different GNS3 labs.



How Can I Download GNS3 Software?


GNS3 is one of the most used network simulators in network world. There are different network simulators but GNS3 is one of the most powerful one. So, how can you use it? How can you download GNS3? You can download GNS3 on its own webpage. After downloading it, you should install GNS3 software. And after that you can get different router images and installed it to the platform. Yes, now you are ready. You can start to configure routers with GNS3 for your studies.


You can download GNS3 software here.


What Are The Vendors That GNS3 Support?


GNS3 is a a very strong network simulator with which you can use Cisco images, Juniper images, Nokia Images, Huawei Images and more. If you have one of these router images, you can easily install it and use on GNS3 Configurations. So, you can practice on Cisco routers, Juniper router, Huawei Routers and Nokia routers.


Beside images, you should also use virtualization software to use different vendor images.



Cisco GNS3 Configuration Examples


GNS3 is one of the most used network simulator programs. Network engineers, network technicians and network administrators use this software to practice on different vendor routers. Here, we have also prepared some GNS3 labs for you. With these labs, you will gain Cisco hands on experience by practicing on real Cisco images.


Our labs have been prepared with Cisco software and you can download these GNS3 labs easily. After downloading them, you can use these files on your own PC and practice on these labs. You can also check these labs and create your own lab to practice on Cisco routers.


Cisco GNS3 configuration labs can be used for your CCNA, CCNP and CCIE studies. There are both beginner level labs and professional level labs that you can use to have Cisco hands on experience.



GNS3 Lab Examples For Cisco Certifications


You can download many GNS3 labs on this page. So, what are these Cisco GNS3 Configuration labs? Below you can find the key lessons that you can download its labs.


  • Etherchannel Configuration
  • DHCP Configuration
  • eBGP Configuration
  • BGP RR Configuration
  • BGP Route Map
  • Static NAT Configuration
  • VLAN Configuration
  • Portfast Configuration
  • Syslog Configuration
  • SSH Configuration
  • VRRP Configuration
  • HSRP Configuration
  • Port Security Configuration
  • GRE Tunnel Configuration
  • Inter VLAN Configuration
  • Local SPAN Configuration
  • DHCP Relay Agent Config
  • Extended ACL Configuration
  • PAT Configuration
  • Dynamic NAT Configuration


In this page, you can download a lot of GNS3 configurations, GNS3 labs. And you can practice with these labs to gain more  hands on experience. This page is developing always. So, the new labs will be added in the following months.


6 Responses to “Cisco GNS3 Configurations”

  • Kenneth Bourland / / Reply

    hi I am studying for the NOKIA Certification and requesting info on GNS3. is there a lab NOKIA can it be used for GNS3 and second how can you use GNS3 for labs

    • gokhankosem / / Reply

      Hi Kenneth, there are GNS3 labs for Nokia on You can use vmware or virtual box for such labs. To do this check it out on internet. There are some guide for this;)

  • KONAN / / Reply

    J’aimerais bien avoir toutes ces configurations

  • Tina-Djiram Abdou-Rahim / / Reply

    J’ai voulu passer un certificat
    Je veux

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