Computer Networks For Beginners | IT Networking Fundamentals

Computer network connects two or more autonomous computers. The computers can be geographically located anywhere. Computer networks have opened up an entire frontier in the world of computing called the client/server model.

By choosing this course, you will come to know about the basics of computer networks, types of network models, Types of layers in each model, types of devices, types of networks and what is internet etc. You will also learn about the history of internet, history of these computer networks and who are the scientist involved in developing these technologies.

You will learn the following topics with this course

1. Introduction to computer networks
2. Networking devices like switches
3. Learn about LANs and WANs
4. Subnets, layers, models
5. Understand OSI Model
6. Understand concept of TCP/IP protocol
7. Understand what is Physical Layer
8. Learn about Multiplexing
9. Transmission media in Physical layer
10. Fiber optic cables
11. Basics of networks and its introduction

This course is targeted at Computer science engineering students who are passionate about networks and security, beginners who want to know about how internet and communication works between computers. Basic knowledge of Computer Hardware and Software is required to learn this course.

• Introduction to CN
• Types of communication and types of networks
• Internet
• Network topologies
• Protocols and Standards
• Types of Network Models
• User support layers in OSI model
• Network support layers in OSI model
• TCP/IP model
• Addressing in computer Networks
• Introduction to Physical Layer
• Multiplexing
• Transmission Media
• Fiber optic cables
• Circuit Switching
• Packet Switching
• Introduction to Data Link layer
• Error Correction Methods
• Error detecting code - Checksum
• Framing
• Flow and Error control
• Stop and Wait
• Sliding window protocols
• Random Access Protocols
• CSMA, CSMA-CD, CSMA-CA
• Controlled Access
• Ethernet
• Giga bit Ethernet
• SONET-SDH -1
• SONET-SDH -2
• Wireless LANs -1
• Wireless LANs -2
• IPv4 Addressing
• Classfull addressing
• Subnetting
• NAT(Network Address Translation)
• Internetworking
• Tunneling
• Address Mapping
• Process to Process Delivery
• TCP and UDP
• SCTP
• CONGESTION CONTROL - OPEN LOOP
• Closed loop congestion control
• Congestion control in TCP
• Quality of Service(QoS) - 1
• Quality of Service(QoS) - 2
• Integrated and Differentiated services