While some people may argue that the OSI model is obsolete (due to its conceptual nature) and less important than the four layers of the TCP/IP model, Kumar says that “it is difficult to read ...

However, because TCP doesn’t respect the OSI model, we have to sort of carve TCP/IP out of this conversation, which really limits its practical application in most environments. When you think ...

Whether it’s wired or wireless, most data communications today happens by way of packets of information travelling over one or more networks. But before these networks can work together, though ...

This paper explains the 2 popular reference models: OSI reference model and TCP/IP model, by comparing the functionality of each layer in both models. From the hottest programming languages to ...

Maybe it’s because I tend to associate applications with TCP ports. As a matter of fact, when I started writing this post I titled it “Layer 4 of the OSI Model – understanding the ...

What makes this so nice is that it is possible to use applicable protocols within the stack (such as TCP-IP, Wi-Fi, Ethernet, etc.) and apply security to them. The OSI model is supported by the ...

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol ... to learn about the protocol layers (see OSI model). The IP layer 3 breaks apart the data being transmitted ...