EDN

The Seven Faces of the OSI Network Model: Part 1

For many in the communication industry, the open system interconnect (OSI) network model is a simply a stack. But, designers shouldn't be so quick to diminish the value that the OSI model provides to ...
Computerworld

The Session Layer: Understanding layer 5 of the OSI Model

According to the OSI Model, the session layer is where connections are established, managed, and torn down. For connection-oriented network protocols, understanding how the session layer works, and ...
Computerworld

The Data Link Layer: Understanding one of my favorite layers of the OSI Model

A couple posts ago, we talked about Layer 1 of the OSI Model — the Physical Layer. Today, we’ll start our climb up the Model with a visit to Layer 2, the Data Link Layer. The Data Link Layer is one of ...
TechRepublic

Build Your Skills: The three-layer hierarchical model

Explains the three layers critical to network design: Access, Distribution, and Core Anyone involved in networking and/or telecommunications should be somewhat familiar with the use of layers. Many ...