Computer Networking Fundamentals for Cloud and Systems Administration

Every modern application, cloud service, and digital platform relies on a secure and efficient network infrastructure. Understanding how data travels across the internet is the critical first step for any aspiring cloud administrator, developer, or systems engineer. This text-based course guides you from absolute beginner to a confident grasp of core networking principles. You will learn how computers communicate, how routing works, and how to structure modern networks for hybrid and cloud environments like Azure. What you'll learn: - Understand core networking terminology, the OSI model, and TCP/IP protocol suites. - Configure and manage IP addressing, including IPv4, IPv6, and subnetting basics. - Explore routing, switching, and domain name resolution (DNS) mechanisms. - Implement fundamental network security practices, including firewalls and Zero Trust concepts. - Analyze cloud networking architectures, virtual networks, and secure gateways. - Practice troubleshooting common connectivity issues through written step-by-step scenarios. You will start with foundational definitions and network topologies before moving into protocol layers, routing logic, and modern cloud-based network designs. Through clear written explanations and practical analytical exercises, you will build the mental models needed to support modern IT infrastructures. This course is designed for absolute beginners with no prior networking experience, making it ideal for aspiring cloud administrators, developers, and IT support specialists. Start reading today to unlock the foundational knowledge that powers the modern internet.