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Mastering Wireshark by Charit Mishra

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Flow graphs

This is one of the nicest features in Wireshark, where we are assisted with troubleshooting capabilities in scenarios like facing a lot of dropped connections, lost frames, retransmission traffic, and more. Flow graphs let us create a column-based graph, which summarizes the flow of traffic between two endpoints, and it even lets us export the results in a simple text-based format. This is the easiest way of verifying the connection between client and server.

For instance, I have a web server running at 172.16.136.1 and a client running at 172.16.136.129. The client will request the web server for a certain resource. Let's see what the flow graph looks like for such kind of requests. There will be hundreds of packets generated, but ...

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