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Wireless Technologies - PowerPoint PPT Presentation

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Wireless Technologies

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  1. Wireless Technologies Networking for Home and Small Businesses – Chapter 7

  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 .

  3. Wireless Technologies • Describe the various wireless technologies and the devices that use them

  4. Wireless Technologies • Describe the benefits and limitations of wireless

  5. Wireless Technologies • Define wireless networks and their boundaries

  6. Components and Structure of a WLAN • Identify and describe wireless LAN standards

  7. Components and Structure of a WLAN • Identify and describe various wireless LAN components.

  8. Components and Structure of a WLAN • Identify and describe various wireless modes and the importance of the SSID • IBSS – ad hoc • BSS - infrastructure

  9. Components and Structure of a WLAN • Describe how wireless channels are used • CSMA/CA: Describe how wireless channels avoid collisions

  10. Components and Structure of a WLAN • Configure an integrated wireless access point

  11. Components and Structure of a WLAN • Configure a wireless client

  12. Wireless LAN Security Issues and Mitigation Strategies • Describe why and how people attack wireless networks

  13. Wireless LAN Security Issues and Mitigation Strategies • Limiting access to a WLAN • MAC address filtering

  14. Wireless LAN Security Issues and Mitigation Strategies • Describe authentication and its purpose

  15. Wireless LAN Security Issues and Mitigation Strategies • Describe encryption and its purpose on a wireless network.

  16. Wireless LAN Security Issues and Mitigation Strategies • Describe traffic filtering and its purpose

  17. Planning the WLAN • Plan for a wireless LAN implementation

  18. Configure an Integrated Wireless Access Point and Wireless Client • Installing and securing the AP

  19. Configure an Integrated Wireless Access Point and Wireless Client • Describe options for backing-up and restoring AP configurations

  20. Configure an Integrated Wireless Access Point and Wireless Client • Identify current version of firmware and describe how to update firmware

  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.