About This Guide vAbout This GuideThis preface discusses the objectives, audience, organization, and conventions of thishardware installation guide.ObjectivesThis publication will step you through the initial site preparation and installation of therouter. Troubleshooting, maintenance procedures, and cable specifications are alsoprovided.Although this document provides minimum software configuration information, it is notmeant as comprehensive router configuration instructions. For detailed softwareconfiguration information, refer to the Cisco IOS configuration guide and commandreference publications. These publications are available on the Documentation CD-ROMthat came with your router, or you can order printed copies. See the “OrderingDocumentation” section on page xi.This publication describes a variety of router models that are similar in functionality, butdiffer in the number of interfaces supported. Some information provided may not apply toyour particular router model.AudienceThis publication is designed for the person installing the router, who should be familiar withelectronic circuitry and wiring practices and has experience as an electronic orelectromechanical technician.