A tutorial on the Open Systems Interconnection (OSI) networking reference model plus tips on how to memorize the seven layers.

The application layer is layer 7 of 7 in the OSI model. For example, email, Web browsing and video streaming applications reside at layer 7. See TCP/IP and 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 ...

As a matter of fact, when I started writing this post I titled it “Layer 4 of the OSI Model – understanding the application layer,” and then I had to go back and correct myself.

If you have anything to do with networked AV and you're not well-versed in the OSI model, we've got you covered. You will learn the fundamental ideas around getting data from host A to host B over a ...

1. In the OSI model, data flows down the transmit layers, over the physical link, and then up through the receive layers.

My take This is a good example of de-cerebralisation in action. The 4-7 layer band in the OSI 7-layer network model covers some important tasks, such as load-balancing. But to date they have been ...

The application layer – layer 7 of the Open Systems Interconnection (OSI) communications model – is where the user communicates with the application and the application calls whatever services ...