Lecture Networking essentials plus (3 e) Chapter 3 Understanding network architecture

Understanding Network
Architecture
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Access Methods
How Networks Send Data
Ethernet
Token Ring
AppleTalk and ArcNet

1


Access Methods
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Function of Access Methods
Major Access Methods

2


Collision Occurs

3

Computer Listens to Cable

4


Token Passing

5


Star-Bus Network

6


How Networks Send Data
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Functions of Packets in Network Communication
Packet Structure

7


Large Streams of Data

8

Breaking Data Into Packets

9


Packet Components

10


Print Server Connection

11


Creating Packets

12


Examining Receiver’s Address

13


Network Interface Card (NIC)

14

Reassembled Packets

15


Ethernet
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Origin of Ethernet
Ethernet Specifications
Ethernet Features

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Terminated Ethernet Bus

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Sample Ethernet II Frame

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Multiport Repeater (Hub)

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Patch Panel

20


ThinNet 5-4-3 Rule

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ThickNet Cable Composition

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Transceiver and Cable

23


ThickNet 5-4-3 Rule

24


Parent Hub with Child Hubs

25