Computer Networking Fundamentals and Network Design

Understanding computer networks is essential for anyone entering IT, software engineering, or system administration. This foundational text-based course provides a step-by-step introduction to network architecture, data transmission, and network design principles. You will learn how data moves across local and global networks while gaining practical insight into network modeling concepts using NetCracker scenario guides. What you will learn: Understand fundamental networking terminology, topologies, and the OSI and TCP/IP reference models; Master IPv4 and IPv6 addressing, subnetting, and basic packet routing principles; Explore essential protocols including DNS, DHCP, HTTP, TCP, and UDP; Apply theoretical knowledge by analyzing network designs using NetCracker exercise scenarios; Examine modern networking concepts including zero-trust security basics and cloud network structures. The course begins with clear definitions of primary hardware and protocols before moving into practical design problems and structural analysis. Designed specifically for beginners, this course requires no prior networking background. Start reading today to build a strong foundation in computer networking.