Wireless Networking

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Member Name: Alvin Tse

Service Site: Pui Tak Center

Site Location: Chicago, IL

Project Description:

Alvin Tse spent his TechMission Corps service year with the Pui Tak Center in Chicago, IL. At Pui Tak Center, Alvin helped establish various tech based resources with a specific emphasis on online maintenance.



Alvin's final project is a PowerPoint presentation on the various functions of wireless networks. It details various types of networks and illustrates their functions.

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  • Hello my dear
    I am Modester by name good day. i just went to your profile this time true this site (www.slideshare.net) and i got your detail and your explanation in fact the way you explain your self shows me that you are innocent and maturity and also understand person i decided to have a contact with you so that we can explain to our self each other because God great everyone to make a friend with each other and from that we know that we are from thism planet God great for us ok my dear please try and reach me through my email address (modester4life4@yahoo.com) so that i can send you my picture true your reply we can know each other ok have a nice day and God bless you yours Modester
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Wireless Networking

  1. 1. Wireless Networking<br />By<br />Alvin Tse<br />
  2. 2. Governing Bodies and Organizations<br />FCC – Federal Communications Commission<br />http://www.fcc.gov/<br />IETF – Internet Engineering Task Force<br />http://www.ietf.org/<br />IEEE – Institute Of Electrical and Electronics Engineers<br />http://www.ieee.org/portal/site<br />Air Defense<br />http://www.airdefense.net/<br />Cisco Systems, Inc.<br />http://www.cisco.com/<br />Wi-Fi Alliance<br />http://www.wi-fi.org/<br />
  3. 3. Benefits and Drawbacks<br />Benefits<br />Mobility<br />Reduced Costs<br />Flexible<br />Distance<br />Drawbacks<br />Dead Spots<br />Interference<br />Interoperability<br />Security<br />
  4. 4. Standards<br />IEEE – 802.11<br />802.11 2.4GHz 2Mbps<br />802.11b 2.4GHz 11Mbps<br />802.11g 2.4GHz 54Mbps<br />802.11a 5.0GHz 54Mbps<br />802.11n 5.0 & 2.4 GHz 144Mbps<br />
  5. 5. Architecture<br />Site To Site / Point to Point<br />Point to Multipoint / Hub and Spoke<br />Last Mile<br />Wireless Internet Service Provider (WISP)<br />
  6. 6. Site to Site / Point to Point<br />
  7. 7. Point to Multipoint / Hub and Spoke<br />
  8. 8. Last Mile / WISP<br />
  9. 9. Devices<br />Access Points<br />Root Mode<br />Bridge Mode<br />Repeater Mode<br />Antennas<br />Omni Directional / Dipole<br />Semi Directional<br />Highly Directional<br />
  10. 10. Root Mode<br />
  11. 11. Bridge Mode<br />
  12. 12. Repeater Mode<br />
  13. 13. Omni Directional / Dipole<br />
  14. 14. Omni Directional Outdoor<br />
  15. 15. Omni Directional Indoor<br />
  16. 16. Semi Directional<br />
  17. 17. Semi Directional - Yagi<br />
  18. 18. Semi Directional - Patch<br />
  19. 19. Highly Directional - Dish<br />
  20. 20. Highly Directional - Grid<br />
  21. 21. Security<br />WEP – Wired Equivalent Privacy<br />WPA – Wi-Fi Protected Access<br />Broadcast SSID off<br />MAC Filtering<br />Redirecting Packets<br />Authentication<br />EAP (Extensible Authentication Protocol)<br />LEAP (Lightweight Extensible Authentication Protocol)<br />PEAP (Protected Extensible Authentication Protocol)<br />RADIUS (Remote Authentication Dial In User Service)<br />VPN<br />
  22. 22. Authentication RADIUS<br />
  23. 23. Authentication VPN<br />

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