We’re going to begin with computer networks, and how they grew from small groups of connected computers on LAN networks to eventually larger worldwide networks like the ARPANET and even the ...

For network admins and network security professionals, one of the most important tools to learn to use is Wireshark (formerly Ethereal), a free and open source network analyzer/packet sniffer ...

Data communication basics, Telephone, cellular, cable and computer networks, Layered network architectures, models, and protocols, Switching, routing, flow control, and congestion control, Medium ...

What is a computer network? That’s not a question you hear on a regular basis, but it is important, nonetheless. Without computer networks, the internet wouldn’t be as efficient as it is today ...