IS-IS: Deployment in IP Networks

A Historical Perspective of IS-IS

When we see a chart providing an overview of the development of networks and the Internet, what's often depicted is a linear timeline with little landmarks denoting when major things happened. For instance, there's a little marker telling us when the first packet was sent over the Internet, and another telling us when some company that invented some important technology was founded, and perhaps another noting the first Internet company that went out of business. But if you could really build such a timeline, it would not be a line at all. It would be more of a bramble, or a thicket, with lines running all over the place, merging in some places and diverging in others.

The history of networking just does not fit ...