Cisco Certificates and CCNA Course and Exams.
Elements of Communication: Source, Encoder, Transmitter, Transmission Medium and Destination.
Benefits and downsides of segmentation and multiplexing.
Computer network definition, end devices «hosts», intermediary «network » devices and Peripherals.
General categories of network media, wired, wireless, fiber, coaxial, STP and UTP.
Network Types according to size: LAN, MAN, and WAN.
Network Interface Card (NIC)
Protocol, Protocol Suites and Industry Standards.
The benefits of using a layered model.
Difference between Protocol (TCP/IP) and Reference Models (OSI).
OSI Layers and Corresponding Functions.
Difference between L2, L3, nad L4 addresses