Chapter 8

Inspecting Packets

In this chapter, we will learn how to use Wireshark to inspect packets and isolate network and system problems. In this chapter, we will look at a single problem and show you how deeply you can dive into the data that is captured by Wireshark for your analysis. We will cover the inspection of a problem posed on a switched Ethernet network, very common in today’s environments where bridging loops create storms that impact the network in adversely.

In this chapter’s example, we will cover a spanning tree protocol (STP) issue and go deeper into packet analysis and what Wireshark ...

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