3 EIGRP Network Design

EIGRP has proved itself a flexible, reliable protocol if it’s used in a network that has been designed with stability in mind. If you just let an EIGRP network happen, without proper design considerations, however, it can easily be a nightmare to manage and to maintain. In this chapter, we discuss EIGRP network design issues, including techniques to improve your network and pitfalls to avoid. Throughout this chapter, we will build on the concepts presented in Chapter 1. We will briefly cover some fundamental questions you must consider in order to build a scalable, reliable network. We will then discuss specific design issues and suggested techniques.

Network Topology

Before we start discussing specific situations you ...

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