The OSI model is a layered model that describes how information moves from an application running on one networked computer to an application running on another networked computer.

When troubleshooting network issues it’s helpful to understand if the issue is occurring at Layer 2 or Layer 3 of the OSI model. If you’re able to get local communications to work but the ...

It also provides the basic scheme for creating and implementation of network devices. This paper explains the 2 popular reference models: OSI reference model and TCP/IP model, by comparing the ...

As long as you don’t get too compulsive about it, you can divide networking issues into their rough position in the Open Systems Interconnection (OSI) reference model for communication between ...