Network Analysis Using Wireshark 2 Cookbook - Second Edition

How to do it...

Let's get started:

1. Start capturing data on the relevant interface.
2. Go to the Analyze | Expert Info menu.
3. Under Notes, look for Retransmissions.
4. You can click on the (+) sign and a list of retransmissions will open. A single mouse click on every line will bring you the retransmission in the packet capture pane.
5. Now comes the important question: how do you locate the problem?

When you capture packets over a communication line, server interface, link to the internet, or any other line, you can have traffic from many IP addresses, many applications, and even specific procedures on every application. An example is accessing a specific table in a database application. The important thing here is to locate the TCP connections on ...