The third layer of the OSI Model, the network layer, is where most network engineers focus their time and expertise. As Darragh commented in my post on the data link layer, Layer 2 is cool but Layer 3 ...

The Internet Protocol (IP) is the most widely used communications protocol. Because it is the most pervasive communication technology, it is the focus of hundreds of thousands of IT professionals like ...

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 ...

The WAN is a place in the network that aggregates various types, speeds, and links running a disparate set of protocols together crossing metropolitan, state, and even country boundaries. The largest ...

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, they ...

Forced by the increasing number of distributed control systems in cars and the increasing wiring costs of car body electronics, the availability of a powerful and reliable serial data communication ...