Fundamentals of Network Communication course Syllabus

This course offers a structured introduction to computer networking, designed for learners beginning their journey in IT and cybersecurity. Over approximately 8–12 weeks of part-time study, students will build a solid understanding of how data travels across networks, covering core models, protocols, addressing, and basic security. The curriculum is conceptually rich and aligns with foundational IT certifications, emphasizing clarity and real-world relevance. While the course includes limited hands-on labs, it prepares learners for further practical training and certification exams such as CompTIA Network+ and Cisco CCNA.

Module 1: Introduction to Networking Concepts

Estimated time: 6 hours

• Identify types of networks: LAN, WAN, and MAN
• Understand functions of key hardware: routers, switches, and network interfaces
• Explore fundamentals of data transmission and signaling
• Study packet switching and circuit switching principles

Module 2: OSI and TCP/IP Models

Estimated time: 6 hours

• Explain the 7 layers of the OSI model and their functions
• Compare the OSI model with the TCP/IP model
• Describe how data is encapsulated and transmitted across layers
• Analyze protocol interactions at each layer

Module 3: IP Addressing and Subnetting

Estimated time: 8 hours

• Understand IPv4 addressing structure and classes
• Perform basic subnetting calculations
• Explain the roles of DHCP and DNS in IP management

Module 4: Routing and Data Packet Transmission

Estimated time: 7 hours

• Explore how routers forward packets across networks
• Understand routing concepts and basic algorithms
• Analyze real-world packet delivery scenarios

Module 5: Network Performance and Security Basics

Estimated time: 7 hours

• Define and measure network performance: latency and bandwidth
• Apply basic network troubleshooting techniques
• Identify core network security threats and defenses

Module 6: Final Project

Estimated time: 6 hours

• Analyze a real-world network scenario
• Diagnose connectivity and performance issues
• Propose solutions using learned networking principles

Prerequisites

• Basic computer literacy
• Familiarity with using the internet and common applications
• No prior networking experience required

What You'll Be Able to Do After

• Explain how data moves across local and global networks
• Apply OSI and TCP/IP models to analyze network communication
• Configure and interpret IPv4 addresses and subnet masks
• Understand the roles of key protocols and services like DNS and DHCP
• Perform basic network troubleshooting and security analysis