Introduction to Network Systems

This course introduces students to the core technology and concepts behind networking systems. It focuses on the OSI reference model, especially its bottom four layers, which relate directly to networking. Students learn about the software and hardware that support LANs, WANs, and Wi-Fi networks. The course covers TCP/IP protocols for network communication and networking hardware like hubs, switches, bridges, routers, and transmission media. It also explores network security, management, and operating systems.