This lesson is on Introduction to Network Devices. Ideal for ICT, Computer Science, Networking, or certification prep (CCNA, CCNP, or CompTIA Network+), it introduces the essential hardware components that make up a network. The lesson explains the functions of common devices such as routers, switches, hubs, access points, and firewalls, helping learners understand how each device contributes to data transmission, connectivity, and overall network performance. ◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆