The purpose of the network layer is to help route messages between different local networks. Central to this layer is the concept of exclusive network addresses, where every terminal connected to the ...

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol, which resides at layers 3 and 4. To understand network communications, it is essential to learn about the ...

A wealth of reference material on the subject of networking andthe TCP/IP protocols is currently available, but embedded systemsprogrammers often find it difficult, if not impossible, to siftthrough ...

Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. Building enterprise networks with routers and switches ...

What is a network protocol? Most textbook writers state something like this: A network protocol is a set of guidelines or standards for the operation of network devices, the methods of operation, and ...

Networks function and flourish because they deliver reliable and fast communication over large distances. And while people often marvel at the speed, it's the reliability -- made possible through the ...

In the past few newsletters, we described in considerable detail the mechanisms that are in place in TCP to ensure efficient transport of information. In particular, we concentrated on the ability of ...

Like many words in the English language, “network” and “protocol” have different meanings, depending on the context. In the context of digital communications, Merriam-Webster defines network as “a ...