Cisco 8540 User Guide - Page 9

Preface This preface describes the audience, organization, and conventions of the Catalyst 8540 Chassis Installation Guide. It also provides an overview of new information in the document and how to obtain related documentation. Audience To use this publication, you need to be familiar with electronic circuitry and wiring practices and have some experience as an electronic or electromechanical technician. New and Changed Information Feature Redundancy Description The Catalyst 8540 chassis supports fault tolerance by allowing a secondary (or redundant) route processor and switch module to take over if the primary route processor or primary switch module fails. Chapter or Section Chapter 1, "Product Overview," in the "Route Processors" section on page 1-3 and the "Switch Modules" section on page 1-3. 78-6134-03 Catalyst 8540 Chassis Installation Guide vii