How to use WireShark in GNS3? A Step-by-step Demonstration
Objectives Of Visual Guide
This guide will provide you the easy demonstration of how to use the 'WireShark' network traffic analyzer in GNS3, and after completing all the steps you will be able to use WireShark.
Install the GNS3 software, it is a free network simulation software, which you can download from this link https://www.gns3.com/software/download
I am using 1.4.6 version.
In GNS3, we need real IOS images. With the help of Preferences, we can set which device we will in our topology and we need the IOS image for those devices.
select the IOS image.
We should have the IOS image.
Select the type of interfaces under the specific slot.
Save the IOS image templates setting
Drag the devices and design the topology.
Start the devices.
Start the console for configuration of the devices.
Assign the IPv6 address on the interface and start the IPv6 routing on R1
Start the console of PC and configure IPv6 address on interface.
Right click on R1 and click on capture, this will start the WireShark.
Lot of packets will pass through the interface, but we will capture only IPv6 traffic.
From PC run the ping command for R1.
Full explaination of these packets are one click away,
In this way we can start the packet capturing via WireShark.
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