1. Wireless Ethernet 802.11
Framing Presentation 1
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2. What is IEEE 802.11
 802.11 is an expansion of the Ethernet
standard (IEEE 802.3) for wireless
communications.
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3. 802.11 Multiple Specifications
 802.11
 802.11a
 802.11b
 802.11g
 802.11n
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4. IEEE 802.11 Standard
 Infrastructure Mode
 Ad hoc/Independent Mode
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5. 802.11 Benefits of Wireless
Communications
 Mobility – Free Range access to work and
communicate.
 Flexibility and Cost benefits.
 Other Wireless Data Options ?
 The Network medium of 802.11
 Services 802.11 provides
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6. Limitations of 802.11
 Bandwidth Limitations
 Radio Spectrum
 Security Concerns
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