Network Implementations and Operations

Overview

Updated in May 2025. This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Master the principles of modern networking with this comprehensive course on network implementations, operations, and security. Gain in-depth knowledge of essential networking concepts and learn how to effectively deploy, manage, and secure networked devices. This course is designed to provide a solid foundation in routing, switching, wireless infrastructure, and cellular technologies, ensuring you are equipped with the practical skills necessary for any networking environment. The journey begins with practical insights into network implementations, covering Ethernet switching, wireless encryption, and cellular technologies like 5G. You'll explore the deployment of network devices, understand bandwidth management, and examine wireless infrastructures, ensuring a holistic understanding of network connectivity. Next, delve into the realm of network operations, where you'll learn to monitor performance metrics, analyze device logs, and manage network availability. This section emphasizes critical operational aspects, including SNMP protocols, disaster recovery planning, and security policies, preparing you to handle real-world challenges in network environments. Finally, uncover the principles of network security, focusing on foundational models like CIA and Zero Trust, cryptographic techniques, and advanced defense strategies. You'll also explore authentication methods, vulnerability assessments, and countermeasures against diverse threats. This course is ideal for IT professionals, networking enthusiasts, and students with a basic understanding of networking concepts.

Syllabus

Network Implementations

In this module, we will explore the practical aspects of network implementations, focusing on the deployment and management of network devices, Ethernet switching, and routing protocols. You’ll delve into wireless technologies, including antenna types and encryption standards, and understand cellular advancements like LTE and 5G, preparing you to tackle real-world networking challenges.

Network Operations

In this module, we will examine the operational elements crucial to maintaining a reliable network. From assessing performance metrics and interface statistics to analyzing device logs and SNMP components, you will gain insights into proactive network management. You’ll also explore organizational strategies like incident response, security policies, and high availability planning to ensure business continuity.

Network Security

In this module, we will dive into the critical domain of network security, covering foundational concepts like the CIA triad and cryptography. You’ll learn about advanced defense strategies, authentication methods, and attack mitigation techniques, as well as explore social engineering, VPNs, and network hardening practices to safeguard systems against evolving threats.