Securing Wireless LANs: A Practical Guide for Network Managers, LAN Administrators and the Home Office User

275 Pages·2003·5.1 MB·English

by  Gilbert Held

s e c u r i n g
w i r e l e s s
L A N s
A P ractical Guide for Network
Managers, LAN Administrators
and the Home Office User
GILBERT HELD
4-DegreeConsulting,Macon,Georgia,USA

s e c u r i n g
w i r e l e s s
L A N s
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s e c u r i n g
w i r e l e s s
L A N s
A P ractical Guide for Network
Managers, LAN Administrators
and the Home Office User
GILBERT HELD
4-DegreeConsulting,Macon,Georgia,USA
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c o n t e n t s
Preface xv
Acknowledgements xvii
Chapter 1 Introduction to Wireless LANs 1
1.1 SECURINGTHEINSECURE 2
1.1.1 AAEANDAFUNCTIONS 2
1.1.2 AUTHENTICATION 2
1.1.3 AUTHORIZATION 3
1.1.4 ENCRYPTION 3
1.1.5 ACCOUNTING 4
1.1.6 PRACTICALNETWORKPROTECTIONMETHODS 4
1.2 NETWORKARCHITECTURE 7
1.2.1 BASICNETWORKINGDEVICES 7
1.2.2 THEWIRELESSLANSTATION 8
1.2.3 THEACCESSPOINT 10
1.2.4 THEWIRELESSBRIDGE 13
1.2.5 THEWIRELESSROUTER 13
1.2.6 THEBASICSERVICESET 18
1.2.7 THEEXTENDEDSERVICESET(ESS) 20
1.2.8 STATIONSERVICES 21
1.3 IEEEWIRELESSLANSTANDARDS 27
1.3.1 THEBASICIEEE802.11STANDARD 28
1.3.2 802.11B 30
1.3.3 802.11A 30
1.3.4 802.11C 30
1.3.5 802.11D 31
1.3.6 802.11E 31
1.3.7 802.11F 31
vii