Exploration Network Chapter9

Ethernet

Network Fundamentals – Chapter 9

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Characteristics of Network Media used in Ethernet  Early Ethernet used coaxial cable to connect computers in a bus topology.

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Characteristics of Network Media used in Ethernet  The emergence of the LAN switch as a key innovation for managing collisions on Ethernet-based networks

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Characteristics of Network Media used in Ethernet  Identify the characteristics of state-of-the-art Ethernet and describe its utilization of cabling and point-to-point topography

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Physical and Data Link Features of Ethernet  Standards and Implementation

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Physical and Data Link Features of Ethernet  The Ethernet operates across two layers of the OSI model

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Physical and Data Link Features of Ethernet  Logic Link Control – Connecting the Upper Layers

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Physical and Data Link Features of Ethernet  Functions of Media Access Control (MAC)

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Physical and Data Link Features of Ethernet  Physical Implementations of the Ethernet

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Function and Characteristics of the Media Access Control Method  MAC in Ethernet

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Function and Characteristics of the Media Access Control Method  Carrier Sense Multiple Access with Collision Detection

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Function and Characteristics of the Media Access Control Method  Ethernet Timing

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Layer 2 addressing and its Impact on Network Operation and Performance  The Frame – Encapsulating the Packet

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Layer 2 addressing and its Impact on Network Operation and Performance  The Ethernet MAC Address

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Layer 2 addressing and its Impact on Network Operation and Performance  Hexadecimal Numbering and Addressing

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Layer 2 addressing and its Impact on Network Operation and Performance  Another Layer of Addressing

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Layer 2 addressing and its Impact on Network Operation and Performance  Ethernet Unicast, Multicast and Broadcast

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Compare and Contrast the Use of Ethernet Switches versus Hubs in a LAN.  Legacy Ethernet – Using Hubs

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Compare and Contrast the Use of Ethernet Switches versus Hubs in a LAN.  Ethernet – Using Switches

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Compare and Contrast the Use of Ethernet Switches versus Hubs in a LAN.  Describe how a switch can eliminate collisions, backoffs and re- transmissions, the leading factors in reduced throughput on a hub-based Ethernet network

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Explain the Address Resolution Protocol (ARP) process.  Mapping IP to MAC Addresses

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Explain the Address Resolution Protocol (ARP) process.  ARP – Destinations Outside the Local Network

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Explain the Address Resolution Protocol (ARP) process.  ARP – Removing Address Mappings

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Explain the Address Resolution Protocol (ARP) process.  ARP Broadcasts - Issues

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