8- After adding Layer 2 Switch to GNS3, click Finish button.ĩ- To configure the symbol of the Cisco Layer 2 Switch, click on the Switch in the GNS3 / Devices section and click Configure Template.ġ0- Select 'Switches' in the Category section of the Layer2 Switch window. In the window that opens, click the New button on the QEMU tab.Ĥ- In the New QEMU VM Template window, type a name for the Cisco Layer 2 Switch and click Next.ĥ- In the next step, if your operating system is 32 Bit or 64 Bit, select the relevant option.Ħ- Set the RAM value for your computer's hardware performance for the Cisco Layer 2 Switch.ħ- In the Disk Image window, click the Browse button to add the L2 IOS image you downloaded to your computer.

Now you can run and use Cisco Layer 3 Switch on GNS3!ġ- First download the L2 Switch IOS image to your the computer from the link below.Ģ- Run the GNS3 program after downloading the L2 Switch IOS image (vIOS-L2.vmdk) to your computer.ģ- Click Edit / Preferences to add Layer 2 Switch on GNS3. Perform this operation by clicking the Idle-PC Finder button in the Idle-PC window.ġ0- Wait while calculating the Idle-PC value for Layer 3 Switch.ġ1- After setting the Idle PC value, click the OK button. In the window that opens, click on Dynamips / IOS Routers.Ĥ- Click the New button to add a Cisco Layer 3 Switch in the IOS Router Templates window.ĥ- Select New Image in the IOS Image window and click the Browse button to add the 元 Switch IOS image to your GNS3.Ħ- After adding the Cisco Layer 3 Switch IOS image, select 'This is an Etherswitch Router' in the 'Name and Platform' window and click the Next button.ħ- Set the RAM value for the Cisco Layer 3 Switch and click on the Next button.Ĩ- Add the NM-16ESW interface for 'slot 0' in the Network Adapters window and click on the Next button.ĩ- You need to configure the Idle-PC value for the Layer 3 Switch to function correctly on GNS3. Here is the steps to follow for installing a 元 switch:ġ- First you need to download this 元 switch image from the following link:Ģ- Run the GNS3 program after downloading the 元 Switch IOS image file to your computer.ģ- Click Edit / Preferences to add a Layer 3 Switch on GNS3.

Greetings would like to provide you a way so that you can emulate Cisco switches (L2 as well as 元) and the most important, it's a 100% free solution! Just follow the following steps:

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