IPv4 and OSI model

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COMPUTER NETWORK
10 oct 2013
-By Swapnil Thaware
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CONTENTS

• Importance Of The OSI Model
• OSI Model Architecture
• Data Flow In The OSI Model
• IPv4 Addressing
• IPv4 Addressing Classes
• Application Of Computer Network

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TASK INVOLVED IN SENDING LETTER
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• OSI LYERED ARCHITECTURE

A layer below layer n and layer above layer n are
(n-1) (n1) resp.
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DATA FLOW IN THE OSI MODEL
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PHYSICAL LAYER

• cdsc

• Analog to digital.digital to analog conversion.
• Noise ,bandwidth,wavelength,frequency.
• Multiplexing,demultiplexing all are done in
  physical layer.

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DATA LINK LAYER
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APPLICATION LAYER

• DNS (Domain Name System)

• These Two Are Famous
• Ip Address
• 173.194.38.148
• 31.13.80.1

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IPv4 Address Syntax

• Segment it into 8-bit blocks 11000000 10101000
  00000011 00011000
• Convert each block to decimal 192 168 3 24
• Separate the blocks with periods 192.168.3.24

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IPv4 Classes

• The IPv4 address are unique and universal in
  network. It can be Dotted or Binary form.

• 111.56.045.78
• b) 221.34.7.8.20
• c) 75.45.301.14
• d) 11100010.23.14.67

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Use of computer Network in different fields

• Business- Marketing, Production
• Medical-Blood Testing
• Banking sector- Transaction from ATMs
• Service sector-Airways, Hotels
• Entertainment- Chatting /browsing,games
• Education- Self-Learning
• Defence-Indian army,navy,airforce

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ANY QUESTION ?.........