Module 1: Introduction to Networking

What is Networking?

Definition of computer networks

Types of networks: LAN, WAN, MAN, PAN

Importance of networking in today's digital world

Networking Models and Architecture

OSI model (Open Systems Interconnection)

TCP/IP model (Transmission Control Protocol/Internet Protocol)

Layers and functions of OSI & TCP/IP models

Types of Networks

Local Area Network (LAN)

Wide Area Network (WAN)

Metropolitan Area Network (MAN)

Personal Area Network (PAN)

Basic Networking Devices

Hub, Switch, Router, Bridge, Modem, Gateway

Functions and differences between these devices

Module 2: Data Communication and Transmission

Data Transmission Basics

Analog vs. Digital signals

Transmission modes: Simplex, Half-Duplex, Full-Duplex

Bandwidth and throughput

Transmission Media

Guided Media: Twisted Pair, Coaxial Cable, Fiber Optic Cable

Unguided Media: Radio Waves, Microwaves, Infrared

Multiplexing

Frequency Division Multiplexing (FDM)

Time Division Multiplexing (TDM)

Code Division Multiplexing (CDM)

Error Detection and Correction

Parity Bit, CRC (Cyclic Redundancy Check)

Hamming Code

Module 3: Networking Devices and Their Functions

Switches

Switching basics: Store and Forward, Cut-through

VLANs (Virtual LANs) and Switch Configuration

Routers

Basic router operation and routing tables

Static and dynamic routing

Routing protocols: RIP, OSPF, EIGRP, BGP

Firewalls

Types of firewalls: Packet Filtering, Stateful Inspection, Proxy

Firewall configuration and management

Bridges and Gateways

Functionality of Bridges

Gateways: Protocol translation

Module 4: IP Addressing and Subnetting

IP Addressing Basics

IPv4 vs IPv6

Classes of IP addresses (Class A, B, C, D, E)

Private vs. Public IP addresses

Subnetting

Subnet Masking: Definition, Purpose

Calculating subnets and hosts

CIDR (Classless Inter-Domain Routing)

Subnetting Practice

Hands-on exercises: Subnetting based on given requirements

Tools for IP addressing: Subnet calculators

IP Addressing in IPv6

IPv6 Address structure and format

Transitioning from IPv4 to IPv6

Module 5: Networking Protocols

Introduction to Protocols

What are networking protocols?

Protocols at different layers (Application, Transport, Internet, Network Access)

TCP/IP Protocol Suite

Detailed discussion on key protocols: TCP, UDP, IP, ICMP, ARP

IP addressing, Port numbers, and Packet Structure

Application Layer Protocols

HTTP, HTTPS, FTP, DNS, SMTP, IMAP, POP3

Protocols for email, file transfer, web services

Transport Layer Protocols

TCP (Transmission Control Protocol)

UDP (User Datagram Protocol)

Ports and sockets

Routing Protocols

RIP, OSPF, EIGRP, BGP

Concepts of Distance Vector and Link State routing protocols

Module 6: Wireless Networking

Introduction to Wireless Networks

Advantages and challenges of wireless communication

Types of wireless networks: WLAN, WPAN, WWAN

Wi-Fi Networks

Wi-Fi Standards (IEEE 802.11)

Access Points, Hotspots, Wi-Fi Security

Wi-Fi Configuration

Mobile Networking

Cellular Networks (2G, 3G, 4G, 5G)

Mobile IP, Roaming, Network Switching

Bluetooth and IoT

Bluetooth basics, Pairing, and Range

Internet of Things (IoT) overview

Module 7: Network Security

Introduction to Network Security

Threats to network security: Malware, Phishing, DoS, DDoS

Security models: CIA Triad (Confidentiality, Integrity, Availability)

Network Defense Mechanisms

Firewalls, Intrusion Detection and Prevention Systems (IDPS)

VPN (Virtual Private Network) and Encryption

Cryptography

Symmetric vs. Asymmetric encryption

SSL/TLS protocols for secure communication

Public Key Infrastructure (PKI)

Network Access Control

AAA model (Authentication, Authorization, Accounting)

RADIUS, TACACS+ authentication

Network segmentation and security zones (DMZ, internal, external)

Module 8: Advanced Networking Concepts

VLAN (Virtual Local Area Network)

VLAN basics and benefits

VLAN configuration and management

VLAN Trunking Protocol (VTP)

Network Address Translation (NAT)

Purpose and types of NAT: Static, Dynamic, and PAT (Port Address Translation)

NAT configuration

Load Balancing and Redundancy

Introduction to Load Balancers (hardware vs software)

High Availability and Fault Tolerance concepts

Quality of Service (QoS)

Concepts of traffic prioritization

QoS configuration in routers and switches

Network Monitoring and Troubleshooting

Tools for network monitoring: Ping, Traceroute, NetFlow, SNMP

Troubleshooting techniques and best practices

Module 9: Practical Labs and Hands-On Sessions

Lab 1: Setting up a Local Area Network (LAN)

Configuring routers, switches, and end devices

Basic network communication using ping

Lab 2: IP Addressing and Subnetting Practice

Designing subnets for a given network

Assigning IP addresses to devices in different subnets

Lab 3: Configuring Routing Protocols (RIP, OSPF, BGP)

Setting up routing protocols in a simulated network

Analyzing routing tables and paths

Lab 4: Configuring a VPN

Setting up a site-to-site and remote access VPN

Securing communication over an unsecured network

Lab 5: Network Security

Configuring a firewall

Intrusion Detection System (IDS) setup and monitoring

Encrypting communications using SSL/TLS

Module 10: Final Project and Exam

Final Project

Final Exam

A comprehensive exam covering all modules and concepts learned.

Mix of theoretical and practical questions.