Chapter 1

Introduction

Network topologies

medium • 1 min read

OSI model and TCP/IP protocol suite

medium • 2 min read

Transmission media (Guided and Unguided)

medium • 3 min read

Switching techniques (Circuit, Packet, Message)

medium • 4 min read

Multiplexing (FDM, TDM, WDM)

medium • 5 min read

Chapter 2

Data Link Layer

Error detection and correction

medium • 1 min read

Framing

medium • 2 min read

Flow control protocols (Stop-and-Wait, Go-Back-N, Selective Repeat)

medium • 3 min read

Multiple access protocols (CSMA/CD, CSMA/CA)

medium • 4 min read

Ethernet standards

medium • 5 min read

Chapter 3

Network Layer

IPv4 and IPv6 addressing

medium • 1 min read

Subnetting and Supernetting

medium • 2 min read

Routing algorithms (Distance Vector, Link State)

medium • 3 min read

Routing protocols (RIP, OSPF, BGP)

medium • 4 min read

ICMP and ARP

medium • 5 min read

Chapter 4

Transport Layer

Process-to-process delivery

medium • 1 min read

UDP and TCP

medium • 2 min read

TCP connection management

medium • 3 min read

Flow and error control in TCP

medium • 4 min read

Congestion control

medium • 5 min read

Chapter 5

Application Layer

Domain Name System (DNS)

medium • 1 min read

Electronic Mail (SMTP, POP3, IMAP)

medium • 2 min read

File Transfer Protocol (FTP)

medium • 3 min read

World Wide Web and HTTP

medium • 4 min read

Network security basics

medium • 5 min read