This lesson is on IPv4 Addressing. Ideal for ICT, Computer Science, Networking, or certification prep (CCNA, CCNP, or CompTIA Network+), it explains how IPv4 addresses are structured, assigned, and used to identify devices within a network. The lesson covers key concepts such as network and host portions, classes of IP addresses, private and public addresses, and subnet masks, helping learners develop a clear understanding of how IP addressing enables reliable communication and efficie