OSPF Network Design Solutions, Second Edition

Foundations of Networking

Many advanced features are being supported by the physical hardware through the application of Moore’s law. Those of us responsible for networking these many devices follow a theoretical framework that allows the required functionality to be deployed within our networks. This framework is more commonly known as the OSI reference model.

OSI stands for open system interconnection, where open system refers to the specifications surrounding the model’s structure as well as its nonproprietary public availability. Anyone can build the software and hardware needed to communicate within the OSI structure. If you know someone that has written a script to access information in a router, at some level, he is following the OSI reference ...