O'Reilly logo

CWAP® Certified Wireless Analysis Professional: Official Study Guide by Ben Miller, Peter Mackenzie, David D. Coleman, David A. Westcott

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 6

Data Frames

In this chapter, you will learn about the following:

  • Data Subtypes
  • QoS and Non-QoS Data Frames
  • Data-carrying versus non-data-carrying frames
  • Simple data frames
  • Data frame address fields
  • Fragmentation
  • Data frame aggregation
  • Rate Selection
    • Multirate support
    • Basic rates
    • Dynamic rate selection

In this chapter, we will take a detailed look at the different data frames and discuss the purpose of each frame. Data frames transport the information across the network in the wireless portion of the user network.

Data Subtypes

The 802.11 standard defines 15 different data frames, as displayed in Table 6-1. Each data frame is represented by a Type value of 10 and a different group of 4 Subtype bits. These Type and Subtype fields ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required