On Thu, 26 April 2001, bmanning@vacation.karoshi.com wrote:

On the other hand, reports of large, multinational networks running static routing in their cores seem to indicate a desire to have routing in the core more stable than any dynamic protocol will allow.

You only need a dynamic routing protocol if there are alternate paths in your network. If don't have more than one way to get from point A to point B, static routing may be acceptable.