Computer Networks: Implementation & Security

Overview

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Master modern computer networking and build the skills required to design, implement, and troubleshoot secure network systems. Learn how real-world networks operate and how to manage them effectively. This course provides a structured journey through networking fundamentals and advanced concepts. You will start with core principles such as the OSI model, TCP/IP communication, and subnetting, building a strong foundation in how networks function. You will then explore network infrastructure, including VLANs, DHCP, NAT, DNS, wireless technologies, and virtualization. The course also covers physical networking and WAN technologies, helping you understand how enterprise networks are designed and maintained. A strong focus is placed on network security and business continuity, including access control, threat detection, and disaster recovery strategies. You will also learn structured troubleshooting techniques and diagnostic tools to resolve real-world network issues. By the end of the course, you will be able to confidently analyze, implement, and troubleshoot modern network systems, preparing you for networking and IT infrastructure roles.

Syllabus

Networking Foundations & Core Concepts

This module introduces the fundamental principles of computer networking, including the OSI model, TCP/IP communication, data encapsulation, subnetting, and routing concepts. Learners build a strong conceptual foundation required for understanding network architecture, IP addressing, and packet-based communication in real-world environments.

Network Infrastructure & Implementation

This module explores network infrastructure components including VLANs, DHCP, NAT, DNS records, wireless technologies, and virtualization. Learners gain practical understanding of how modern enterprise networks are structured, managed, and deployed using cloud and hypervisor technologies.

Physical Networking & WAN Technologies

This module focuses on physical network infrastructure, including cabling standards, device placement, network storage technologies, WAN services, MPLS, and operational power planning. Learners understand how physical and wide-area connectivity supports reliable enterprise networking.

Business Continuity & Network Security Fundamentals

This module covers disaster recovery planning, backup strategies, event management, access control models, wireless security protocols, and common cybersecurity threats. Learners develop the ability to secure networks while maintaining business continuity and operational resilience.

Advanced Threats & Network Troubleshooting

This module addresses advanced wireless threats, phishing attacks, rogue access points, structured troubleshooting methodologies, and diagnostic tools for wired and wireless networks. Learners gain practical skills to detect, analyze, and resolve real-world networking issues effectively.