April 2011
Intermediate to advanced
368 pages
11h 36m
English
Content preview from Secure Roaming in 802.11 Networks
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CHAPTER 5
Practical Aspects of Basic 802.11 Roaming
5.1 Introduction
5.2 The Driver and Client in an 802.11 Station
5.3 Detailed Analyses of Real-Life Roams
5.4 Dissection of a Global Roam
5.5 Dissection of a Local Roam
5.6 Access-Point Placement Methodologies
References
5.1 Introduction
This chapter provides a detailed tutorial on the mechanism of how an 802.11 station switches
from its current AP to a neighboring AP, assuming that the network has no security measures
in place. Regardless of whether we consider the now obsolete security of static WEP or the
state-of-the-art WPA2, all these security measures add greatly to the factors that play a role
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