Network Analysis Using Wireshark 2 Cookbook - Second Edition

How to do it...

To view TCP stream graph statistics, go through the following steps:

1. Click on a packet on the stream you want to monitor.
2. From the Statistics menu, choose TCP Stream Graph | Throughput Graph.

3. The following window will be opened:

Here, we can see the example CAP_1674_06_14, stream 0. In the graph, we can see the following:

• The TCP connection throughput. We see here that it is roughly around 700-800 kilobits/second.
• The TCP segment length. This is the TCP size.

The formal definition of a data unit in data networks varies based on the OSI layer it belongs to—frame to layer 2, for example Ethernet frame, packet to layer 3, ...