802.3 Ethernet &802.11 wireless

802.3 Ethernet &802.11 wireless

1. Cooper cabling

   • • Wireless LANS
       • Expandability
       • Fast Setup
       • Mobility
       • Cost
       • Wi-Fi Alliance
       • IEEE 802.11
   • Cable install. Guides
   • Coaxial Cable
     • Thin and thick coaxial
   • UTP Cable
     • 10BASE-T
   • STP cable
     • High EMI
   • Fiber-Optic Cable
     • Single mode and multi mode
   • More expensive to install
   • Limitations on distance
   • High speeds
   • EMI

2. Ethernet Standards

3. 802.11a

4. 802.11b

   • 802.11g
     • 802.11n

5. Operate with-out cables

   • High frequency radio signals
   • Infrared light beams
   • lasers
   • Longer distance communications
     • cellular telephone
     • microwave transmission
     • satiellite