Chapter 5. Network Protocols
Effective packet analysis requires familiarity with the primary protocols in use in modern networks. In this chapter, we will review the most common protocols in their respective layers:
- Network layer protocols
- Transport layer protocols
- Application layer protocols
We'll cover the significant purpose and relevant fields to support network connectivity and/or application functionality in each protocol, as well a sampling of Wireshark capture and display filters for each protocol.
The OSI and DARPA reference models
We reviewed the purpose of the OSI and DARPA reference models in Chapter 2, Networking for Packet Analysts. The visual depiction of their layers is repeated in the following diagram as a reference and summary of ...
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