Cisco Blog Entries

Many people use the words router and switch inter-changeably. While the are similar, the reality is, they are different beasts. In this post we will keep this short and sweet, and look at a few key differences that set them apart.

The OSI Model

We first need to consider the 7-layer network architecture model, also called the OSI model. The Open Systems Interconnection (OSI) model is 7 individual layers that computing systems use to communicate. It was the earliest standardized model for ...