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Cisco 2600 Series Routers 
Hardware Installation Guide
Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706 
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 526-4100
Text Part Number: OL-2171-06                                                                                                                                                                                                                                                    
                    
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                          THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL  STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT  WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS. THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT  SHIPPED WITH THE PRODUCT AND ARE 
                    
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                        CONTENTS Preface vii Objectives vii Audience viii Organization viii Conventions viii Safety Warnings ix Related Documentation xiv Cisco 90-Day Limited Hardware Warranty Terms xvi Obtaining Documentation xvii Cisco.com xvii Ordering Documentation xvii Documentation Feedback xvii Obtaining Technical Assistance xviii Cisco Technical Support Website xviii Submitting a Service Request xviii Definitions of Service Request Severity xix Obtaining Additional Publications and Information xix CHAPTER 1 Ove
                    
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                        Contents General Site Requirements 2-3 Power Supply Considerations 2-3 Site Environment 2-3 Site Configuration 2-4 Equipment Racks 2-4 Installation Checklist 2-4 Creating a Site Log 2-5 Inspecting the Router 2-6 Tools and Equipment for Installation and Maintenance 2-6 Console and Auxiliary Port Considerations 2-7 Console Port Connections 2-7 Auxiliary Port Connections 2-8 Preparing to Connect to a Network 2-8 Ethernet Connections 2-9 Token Ring Connections 2-9 Serial Connections 2-10 Configuring
                    
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                        Contents Connecting Routers to AC Power 3-15 Connecting Routers to a DC-Input Power Supply 3-16 DC Wiring Requirements 3-16 Connecting Routers to the Cisco Redundant Power System 3-18 Connecting WAN, LAN, and Voice Cables 3-18 Ports and Cabling 3-18 LAN, WAN, and Voice Connection Procedures 3-19 Connecting to a Console Terminal or Modem 3-20 Connecting to the Console Port 3-20 Connecting to the Auxiliary Port 3-21 Identifying a Rollover Cable 3-22 Powering Up the Router 3-23 Checklist for Power 
                    
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                        Contents Debugging Commands B-6 Configuration Register Commands B-7 Recovering Cisco IOS Software Images B-8 Copying an Image from the Console Using the xmodem Command B-9 Description and Options of the xmodem Command B-9 Console Requirements B-9 Procedure for the xmodem Command B-9 Copying an Image from a TFTP Server Using the tftpdnld Command B-10 Restrictions on the tftpdnld Command B-10 Procedure for the tftpdnld Command B-11 APPENDIX C Configuration Register 1-1 Configuration Register Setti
                    
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                        Preface This preface discusses the objectives, audience, organization, and conventions of this hardware  installation guide, and points to related documents that have information beyond the scope of this  document. It contains the following sections: • Objectives, page vii  Audience, page viii  Organization, page viii  Conventions, page viii  Safety Warnings, page ix  Related Documentation, page xiv  Cisco 90-Day Limited Hardware Warranty Terms, page xvi  Obtaining Documentation, page xvi
                    
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                        Preface Audience Audience This guide is designed for the person installing the router, who should be familiar with electronic  circuitry and wiring practices and should have experience as an electronic or electromechanical  technician. It identifies certain procedures that should be performed only by trained and qualified  personnel. Organization Table 1 Document Organization Chapter Title Description Chapter 1 Overview of Cisco 2600 Series Discusses the features and specifications of Cisco 2600
                    
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                        Preface Safety Warnings Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the  manual. Timesaver Means the described action saves time. You can save time by performing the action described in the  paragraph. Tip Means the following information will help you solve a problem. The tips information might not be  troubleshooting or even an action, but could be useful information, similar to a Timesaver. Caution Means reader be careful. In this sit
                    
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                        Preface Safety Warnings Varoitus TÄRKEITÄ TURVALLISUUSOHJEITA Tämä varoitusmerkki merkitsee vaaraa. Tilanne voi aiheuttaa ruumiillisia vammoja. Ennen kuin  käsittelet laitteistoa, huomioi sähköpiirien käsittelemiseen liittyvät riskit ja tutustu  onnettomuuksien yleisiin ehkäisytapoihin. Turvallisuusvaroitusten käännökset löytyvät laitteen  mukana toimitettujen käännettyjen turvallisuusvaroitusten joukosta varoitusten lopussa näkyvien  lausuntonumeroiden avulla. SÄILYTÄ NÄMÄ OHJEET Attention IMPO
                    
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                        Preface Safety Warnings Aviso INSTRUÇÕES IMPORTANTES DE SEGURANÇA  Este símbolo de aviso significa perigo. Você está em uma situação que poderá ser causadora de  lesões corporais. Antes de iniciar a utilização de qualquer equipamento, tenha conhecimento dos  perigos envolvidos no manuseio de circuitos elétricos e familiarize-se com as práticas habituais de  prevenção de acidentes. Utilize o número da instrução fornecido ao final de cada aviso para  localizar sua tradução nos avisos de segurança 
                    
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                        Preface Safety Warnings Aviso INSTRUÇÕES IMPORTANTES DE SEGURANÇA Este símbolo de aviso significa perigo. Você se encontra em uma situação em que há risco de lesões  corporais. Antes de trabalhar com qualquer equipamento, esteja ciente dos riscos que envolvem os  circuitos elétricos e familiarize-se com as práticas padrão de prevenção de acidentes. Use o  número da declaração fornecido ao final de cada aviso para localizar sua tradução nos avisos de  segurança traduzidos que acompanham o disposi
                    
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                        Preface Safety Warnings Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06 xiii                                                                                                                                                                                                                                                                                                                                                                                                                       
                    
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                        Preface Related Documentation Related Documentation The Cisco IOS software running your Cisco 2600 series router includes extensive features and  functionality. For information that is beyond the scope of this document, or for additional information,  use the following resources: Timesaver Make sure that you have access to the documents listed in Table 3. Some of these documents are  available in print, and all are on CD-ROM and on the World Wide Web. If you need to order printed  documents, see
                    
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                        Preface Related Documentation Table 3 Related and Referenced Documents Cisco Product Document Title Cisco 2600 series routers Cisco 2600 Series Modular Routers Quick Start Guide Cisco Modular Access Router Cable Specifications Cisco Redundant Power System Hardware Installation Guide Quick Start Guide: Network Modules for Cisco 2600 Series, Cisco 3600  Series, and Cisco 3700 Series Routers Cisco Network Modules Hardware Installation Guide Quick Start Guide: Interface Cards for Cisco 1600, 1700, 2
                    
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                        Preface Cisco 90-Day Limited Hardware Warranty Terms Cisco 90-Day Limited Hardware Warranty Terms There are special terms applicable to your hardware warranty and various services that you can use  during the warranty period.  Your formal Warranty Statement, including the warranties and license  agreements applicable to Cisco software, is available on Cisco.com. Follow these steps to access and  download the Cisco Information Packet and your warranty and license agreements from Cisco.com. 1. Lau
                    
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                        Preface Obtaining Documentation To Receive a Return Materials Authorization (RMA) Number Contact the company from whom you purchased the product. If you purchased the product directly from  Cisco, contact your Cisco Sales and Service Representative.  Complete the information below, and keep it for reference:  Company product purchased from Company telephone number Product model number Product serial number Maintenance contract number Obtaining Documentation Cisco documentation and additional lit
                    
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                        Preface Obtaining Technical Assistance You can submit comments by using the response card (if present) behind the front cover of your  document or by writing to the following address: Cisco Systems Attn: Customer Document Ordering 170 West Tasman Drive San Jose, CA 95134-9883 We appreciate your comments. Obtaining Technical Assistance For all customers, partners, resellers, and distributors who hold valid Cisco service contracts, Cisco  Technical Support provides 24-hour-a-day, award-winning tec
                    
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                        Preface Obtaining Additional Publications and Information For S1 or S2 service requests or if you do not have Internet access, contact the Cisco TAC by telephone.  (S1 or S2 service requests are those in which your production network is down or severely degraded.)  Cisco TAC engineers are assigned immediately to S1 and S2 service requests to help keep your business  operations running smoothly. To open a service request by telephone, use one of the following numbers: Asia-Pacific: +61 2 8446 741
                    
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                        Preface Obtaining Additional Publications and Information  Packet magazine is the Cisco Systems technical user magazine for maximizing Internet and  networking investments. Each quarter, Packet delivers coverage of the latest industry trends,  technology breakthroughs, and Cisco products and solutions, as well as network deployment and  troubleshooting tips, configuration examples, customer case studies, certification and training  information, and links to scores of in-depth online resources.