By default, you will get some pre-defined device templates. The GUI of the GNS3 network simulator is straightforward to use. Palo Alto, Cisco ASA, and FortiGate within the GNS3. So, you can able to run virtual firewalls directly on it. You will get an amazing experience of virtualization.Īnother best thing is that newer versions of GNS3 support QCOW files, which means you can run KVM virtual machines directly on it. CCNA, CCNP, or CCIE, you defiantly try it out. In case, if you are a networking student and preparing for any of the Cisco Certifications, i.e. GNS3 is also a cross-platform network simulator, so you can easily download and install it on Windows, Linux, and macOS-based systems. So, you can easily practice with different products to build your carrier in networking. Since it’s an open-source tool, so you can easily run different appliances belonging to different vendors. GNS3 is a Network Simulator that lets you run virtual network devices like Routers, Switch, and Firewalls. GNS3 stands for Graphical Network Simulator.

Getting Started with GNS3 – Creating the First Project in GNS3.

Download GNS3 VM Images (VMWare & Virtual Box).

Download GNS3 for the Linux Operating system.

This can be a Juniper router, a Huawei router or a Nokia router. Beside Cisco, you can also load other vendor images to practice on their router. Like these steps, you can load any other images to GNS3 Simulator. Here, we have learned How to Install Cisco GNS3 IOS images. And then we will click next to finish our installation.Īfter installing Cisco IOS Image, you will be able to see the router details under router option. In the dropdown list, we will select, “ GT96100-FE” here and then click next. In this step, we will select the network adaptor that we will use. You can set a new value or you can click next to use the default one. There will be a default RAM in this step. We can give any name to the router here and then click next. Then, we will change the name of the router. We will select the path where the IOS image is stored on our local PC. In this step, we will select the path of the IOS image to laod it to GNS3. In this window, we will click ”new” to create new router.

To do this, we will go Edit/Preferences/IOS routers. In the second step, we will add IOS router to GNS3. Here, we will use c2691 router image for our example. You can find oen of them and download this image. There are some images that is used for educational purposes on Internet. To use a specific Cisco IOS image, firstly you should find and download it from Internet.

Step 4: – Change the name of the router.

Gns3 cisco images download