Ethernet

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Ethernet

Last Updated: Saturday, 01-Dec-2012 19:06:31 MST | By InetDaemon

The Origin of Ethernet
Ethernet and the OSI model
Types of Ethernet
1. Ethernet
2. IEEE 802.3
  1. 802.3 - 10 Mbps Ethernet
  2. 802.3u - 100 Mbps Fast Ethernet
  3. 802.3z - Gigabit Ethernet
  4. 802.11 - Wireless Ethernet
    1. 802.11a
    2. 802.11b
    3. 802.11g
3. 802.2 SNAP
Ethernet Operation
1. Physical Media (Cabling and ranges)
  1. Coaxial Cabling
    1. Thinnet
    2. Thicknet
    3. Shielded
  2. Twisted Pair
    1. Shielded Twisted Pair
    2. Unshielded Twisted Pair (UTP)
      1. Category 3
      2. Category 5
      3. Category 5e/6
      4. Category 7
  3. Multi-Mode Fiber (SX)
  4. Single Mode Fiber (LX)
2. PHY to MAC interface
  1. 802.3 Attachment Unit Interface
    1. 2.5 Mhz
    2. 1 bit per clock cycle
  2. 802.3u Media Independant Interface
    1. 25Mhz
    2. 4 bits per clock cycle
  3. 802.3z Gigabit Media Independant Interface
    1. NN Mhz
    2. 8 bits per clock cycle
3. Media Access Control (MAC)
4. Logical Link Control (LLC)
5. IEEE 802.2 - CSMA/CD
Service Access Points
Ethernet Frame Format

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