NPTEL : NOC:Demystifying Networking (Computer Science and Engineering)

Co-ordinators : Prof.Sridhar Iyer


Lecture 1 - Introduction

Lecture 2 - Analogy for CEO's Problem

Lecture 3 - Discussing the CEO's Problem

Lecture 4 - From the CEO's Company to Layers in a Network

Lecture 5 - Layers in Detail

Lecture 6 - Layered Nature of a Network

Lecture 7 - Introduction to Internet Data Capturing using Wireshark

Lecture 8 - Network data captured while requesting a website

Lecture 9 - What is Cisco Packet Tracer

Lecture 10 - Modes of Cisco Packet Tracer

Lecture 11 - Getting Cisco Packet Tracer

Lecture 12 - Logical and Physical Typologies in Cisco Packet Tracer

Lecture 13 - Devices on Cisco Packet Tracer

Lecture 14 - Introduction to the Cisco Packet Tracer Activity for Week 1

Lecture 15 - Introduction to the campus network on Cisco Packet Tracer

Lecture 16 - Loading the page in Simulation Mode

Lecture 17 - Inspecting the packets in Simulation Mode

Lecture 18 - Editing the dummy website on Cisco Packet Tracer

Lecture 19 - Summary of the Cisco Packet Tracer Activity

Lecture 20 - Introduction to Anupam's Adventure

Lecture 21 - Anupam's adventure brings us to IP Addressing

Lecture 22 - Addressing at various layers

Lecture 23 - IP Addresses

Lecture 24 - Address Translation

Lecture 25 - Introduction to IP Addressing

Lecture 26 - Creating a network with Sub-net mask

Lecture 27 - Nomenclature of a sub-net mask

Lecture 28 - Network addresses and Private networks

Lecture 29 - Introduction to the Addressing Topology

Lecture 30 - Addressing a local network and DHCP

Lecture 31 - Addressing a local network manually

Lecture 32 - Addressing in Pubilc and Private Networks

Lecture 33 - Verifying Connectivity using Ping

Lecture 34 - Using network address translation to communicate on internet

Lecture 35 - Using Sub nets and Summary of addressing

Lecture 36 - Summary of the week

Lecture 37 - Analogy for the week 2

Lecture 38 - Discussion on dabbawala analogy

Lecture 39 - From dabbawalas to routers and switches

Lecture 40 - What is routing ?

Lecture 41 - Static routing in a router in CPT

Lecture 42 - How does a switch forwards packets CPT

Lecture 43 - How to add static route in a router? (CPT)

Lecture 44 - Traveler's dilemma

Lecture 45 - Duscussing the Traveler's dilemma

Lecture 46 - From Traveler's dilemma to Dynamic Routing

Lecture 47 - Dynamic Routing with Distance Vector

Lecture 48 - Distance Vector Routing in Detail

Lecture 49 - Dynamic Routing with Link State

Lecture 50 - Setting up dynamic routing in Packet Tracer

Lecture 51 - Summary of the week

Lecture 52 - Introduction to analogy for week 3

Lecture 53 - Analogy for week 3

Lecture 54 - Questions on analogy for week 3

Lecture 55 - Understanding the new order requirements

Lecture 56 - Introduction to Tranport Layer

Lecture 57 - Introduction to TCP

Lecture 58 - Introduction to UDP

Lecture 59 - Exploring UDP on Cisco Packet Tracer

Lecture 60 - TCP Connection Establishment

Lecture 61 - TCP Connection Closure

Lecture 62 - Summay of TCP and UDP on Cisco Packet Tracer

Lecture 63 - The story of the delivery fiasco

Lecture 64 - From delivery fisaco to Port Numbers

Lecture 65 - Application Layer in depth

Lecture 66 - Port number in Wireshark

Lecture 67 - Summary of port number and PAT

Lecture 68 - Summary of the entire TCP IP stack

Lecture 69 - Introducing the analogy for week 4

Lecture 70 - The secret box

Lecture 71 - Questions on analogy for week 4

Lecture 72 - Secret of the secret box

Lecture 73 - From secret box to encryption

Lecture 74 - Introduction to security and CIA

Lecture 75 - Information Security and Defence in Depth

Lecture 76 - Information Classification and Access Control

Lecture 77 - Process Management

Lecture 78 - Introduction to Network Security

Lecture 79 - Network Breach and Countermeasures

Lecture 80 - Internet Security

Lecture 81 - Securing the Internet Usage

Lecture 82 - Internet Security Products

Lecture 83 - Personal Computing Device Recommendations

Lecture 84 - Responsible Behavior on the Internet

Lecture 85 - Best practices for home Network and Media Devices

Lecture 86 - Closing thoughts on security

Lecture 87 - The story of a family trip

Lecture 88 - The troubleshooting approach

Lecture 89 - Troubleshooting Physical and Data Link Layers

Lecture 90 - Troubleshooting Network Layer

Lecture 91 - Troubleshooting Transport and Application Layers

Lecture 92 - Troubleshooting Summary

Lecture 93 - Troubleshooting Heuristics

Lecture 94 - Troubleshooting Challenge - 1

Lecture 95 - Troubleshooting challenge - 2

Lecture 96 - Troubleshooting Challenge - 3

Lecture 97 - Thats How we Troubleshoot

Lecture 98 - Week Summary

Lecture 99 - Course Closure

Lecture 100 - Course Credits