Computer Networks

Table of contents

1. Computer Networks
2. Topics

Topics

• Introduction to CN
  • Network Criteria Discussion
  • OSI Model
    • The need for such a model
    • Various layers at Sender and Receiver side
  • TCP/IP Model
    • The need for such a model
    • Various layers at Sender and Receiver side
    • Protocol Data Units
• Data Link Layer
  • Introduction
    • Explanation using Home and Office network
    • Functionalities
      • Framing
      • Error Detection
      • Error Flow Control
      • Multiple Access
  • Delays
    • Transmission Delay
    • Propagation Delay
    • Queuing Delay
    • Processing Delay
  • Error and Flow Control Protocols
    • Stop and Wait
    • Selective Repeat Protocol
    • Sliding Window Background
    • Go Back N
• Network Layer
  • Introduction
    • Functionalities
  • Circuit Switching V/S Packet Switching
    • Difference and explanation
  • Network Address Translation
    • Identifying private and public IPs
  • Classful Addressing
    • Problems
  • Subnetting
    • Subnet Mask
    • The division into two or more networks
    • Problems
  • Classless Addressing
    • Classless Inter-Domain Routing
    • Problem with classful addressing
  • Routing Algorithms
    • Exterior Gateway Protocols
    • Interior Gateway Protocols
    • Static V/S Dynamic Routing Algorithms
    • Unicast, Broadcast, Multicast & Anycast
    • Cost of Links
    • Goals of Routing Algos
  • Distance Vector Routing
    • Introduction
    • Algorithm
    • Problems
    • Routing Information Protocols
  • Link State Routing
    • Introduction
    • Algorithm
    • Use
• Transport Layer
  • Introduction
    • Use and Examples
  • TCP V/S UDP
    • Difference and explanation
• Application Layer
  • Introduction
    • Working of various layers
  • Understanding and background of Domain Name System
  • Address Resolution Protocol (ARP)
    • Working
  • Dynamic Host Configuration Protocol (DHCP)
    • Working at Home and Office Network

OSI Model