1. Wireless Technologies
Networking for Home and Small Businesses – Chapter
7
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2. Objectives
 Describe wireless technologies.
 Describe the various components and structure of a
WLAN
 Describe wireless LAN security issues and mitigation
strategies
 Configure an integrated wireless access point and a
wireless client .
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3. Wireless Technologies
 Describe the various wireless technologies and the
devices that use them
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4. Wireless Technologies
 Describe the benefits and limitations of wireless
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5. Wireless Technologies
 Define wireless networks and their boundaries
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6. Components and Structure of a WLAN
 Identify and describe wireless LAN standards
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7. Components and Structure of a WLAN
 Identify and describe various wireless LAN
components.
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8. Components and Structure of a WLAN
 Identify and describe various wireless modes and the importance
of the SSID
IBSS – ad hoc
BSS - infrastructure
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9. Components and Structure of a WLAN
 Describe how wireless channels are used
 CSMA/CA: Describe how wireless channels avoid collisions
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10. Components and Structure of a WLAN
 Configure an integrated wireless access point
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11. Components and Structure of a WLAN
 Configure a wireless client
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12. Wireless LAN Security Issues and Mitigation
Strategies
 Describe why and how people attack wireless networks
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13. Wireless LAN Security Issues and Mitigation
Strategies
 Limiting access to a WLAN
MAC address filtering
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14. Wireless LAN Security Issues and Mitigation
Strategies
 Describe authentication and its purpose
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15. Wireless LAN Security Issues and Mitigation
Strategies
 Describe encryption and its purpose on a wireless
network.
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16. Wireless LAN Security Issues and Mitigation
Strategies
 Describe traffic filtering and its purpose
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17. Planning the WLAN
 Plan for a wireless LAN implementation
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18. Configure an Integrated Wireless Access Point
and Wireless Client
 Installing and securing the AP
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19. Configure an Integrated Wireless Access Point
and Wireless Client
 Describe options for backing-up and restoring AP
configurations
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20. Configure an Integrated Wireless Access Point
and Wireless Client
 Identify current version of firmware and describe how to
update firmware
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21. Summary
 Wireless technologies use electromagnetic radiation in
the form of radio signals to carry information between
devices.
 Ease and convenience of connecting devices wirelessly
creates security concerns that need to be addressed.
 Before installing wireless devices, an installation plan
should be created which includes strategies for layout
and security.
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22. © 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 22