Cisco Router 831 Hardware Installation Manual
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Cisco Router 831 Hardware Installation Manual

Cisco Router 831 Hardware Installation Manual

Cisco systems router hardware installation guide
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Cisco 831 Router and SOHO 91
Router 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
Customer Order Number: DOC-7814784=
Text Part Number: 78-14784-02

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Summary of Contents for Cisco Router Cisco 831

  • Page 1 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Customer Order Number: DOC-7814784= Text Part Number: 78-14784-02...
  • Page 2 Modifications to this product not authorized by Cisco Systems, Inc. could void the FCC approval and negate your authority to operate the product. The Cisco implementation of TCP header compression is an adaptation of a program developed by the University of California, Berkeley (UCB) as part of UCB’s public domain version of the UNIX operating system.
  • Page 3 CCSP, CCVP, the Cisco Square Bridge logo, Follow Me Browsing, and StackWise are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn, and iQuick Study are service marks of Cisco Systems, Inc.; and Access Registrar, Aironet, ASIST, BPX, Catalyst,...

  • Page 5: Table Of Contents

    Preface Obtaining Documentation Cisco.com Documentation DVD Ordering Documentation Documentation Feedback Cisco Product Security Overview Reporting Security Problems in Cisco Products Obtaining Technical Assistance Cisco Technical Support Website Submitting a Service Request Definitions of Service Request Severity Obtaining Additional Publications and Information Product Overview Features Router Overview...
  • Page 6 Contents Unpacking the Box Preventing Damage to the Router Installing the Router Connecting a Server, PC, or Workstation Connecting an External Ethernet Switch (Optional) Connecting to the Internet Connecting a Terminal or PC to the Console Port Connecting the AC Adapter Connecting the Console Port to an Async Modem Checking the PC Configuration Verifying Router Operation...
  • Page 7 Specifications and Cables System Specifications LAN Port Console Connector Pinouts Cabling Specifications N D E X 78-14784-02 Ethernet Cable Specifications Maximum Cable Distance Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Contents...
  • Page 8 Contents Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78-14784-02...
  • Page 9 Preface This preface describes the audience, organization, and conventions used in this guide. It also describes related documentation and how to access electronic documentation. Audience This guide is intended for service technicians who have no experience installing routers and whose goal is to connect the router to the network as quickly as possible.
  • Page 10 Conventions This section describes the conventions used in this guide. Means reader take note. Notes contain helpful suggestions or references to Note additional information and material. This symbol means reader be careful. In this situation, you might do something Caution that could result in equipment damage or loss of data.
  • Page 11 Preface Warnung Dieses Warnsymbol bedeutet Gefahr. Sie befinden sich in einer Situation, die zu einer Körperverletzung führen könnte. Bevor Sie mit der Arbeit an irgendeinem Gerät beginnen, seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unfällen bewußt.

  • Page 12: Related Documentation

    Obtaining Documentation Related Documentation In addition to this Cisco 831 Router and SOHO 91 Router Hardware Installation Guide, the Cisco 831 documentation set includes the following: Cisco 831 Router and SOHO 91 Router Cabling and Setup Quick Start Guide • Cisco 800 Series Software Configuration Guide •...

  • Page 13: Ordering Documentation

    Ordering tool: http://www.cisco.com/en/US/partner/ordering/ Nonregistered Cisco.com users can order documentation through a local • account representative by calling Cisco Systems Corporate Headquarters (California, USA) at 408 526-7208 or, elsewhere in North America, by calling 1 800 553-NETS (6387). Documentation Feedback You can send comments about technical documentation to bug-doc@cisco.com.

  • Page 14: Cisco Product Security Overview

    Cisco Product Security Overview 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.

  • Page 15: Obtaining Technical Assistance

    Preface Nonemergencies — • We encourage you to use Pretty Good Privacy (PGP) or a compatible product to encrypt any sensitive information that you send to Cisco. PSIRT can work from encrypted information that is compatible with PGP versions 2.x through 8.x. Never use a revoked or an expired encryption key.

  • Page 16: Submitting A Service Request

    Preface Obtaining Technical Assistance Access to all tools on the Cisco Technical Support Website requires a Cisco.com user ID and password. If you have a valid service contract but do not have a user ID or password, you can register at this URL: http://tools.cisco.com/RPF/register/register.do Use the Cisco Product Identification (CPI) tool to locate your product serial Note...

  • Page 17: Definitions Of Service Request Severity

    Preface For a complete list of Cisco TAC contacts, go to this URL: http://www.cisco.com/techsupport/contacts Definitions of Service Request Severity To ensure that all service requests are reported in a standard format, Cisco has established severity definitions. Severity 1 (S1)—Your network is “down,” or there is a critical impact to your business operations.
  • Page 18 You can access Packet magazine at this URL: http://www.cisco.com/packet iQ Magazine is the quarterly publication from Cisco Systems designed to • help growing companies learn how they can use technology to increase revenue, streamline their business, and expand services.

  • Page 19: Product Overview

    Product Overview The Cisco 831 router and Cisco SOHO 91 Ethernet-to-Ethernet routers can connect a corporate telecommuter or small office to an Internet service provider (ISP) over a broadband or Ethernet connection to the following sites: Corporate LANs • The Internet •...

  • Page 20: Features

    Features Features Table 1-1 Table 1-1 Feature Summary for Cisco 831 Router and SOHO 91 Router Feature Description 10BASE-T/100BASE-T Provides connection to 10/100BASE-T (10/100-Mbps) Ethernet built-in switch ports networks. Compatible with 10/100-Mbps devices. WAN port Provides connection to 10BASE-T. Compatible with 10-Mbps devices. Can be connected to other network devices, such as cable modem, ADSL, and router.

  • Page 21: Router Overview

    Chapter 1 Product Overview Table 1-2 Table 1-2 Router Cisco 831 SOHO 91 Router Overview This section shows the front and back panels of the routers. Front Panel Figure 1-1 front panel of a Cisco 831 router, but the front panel of the Cisco SOHO 91 router is the same).

  • Page 22: Back Panel

    Router Overview Back Panel Figure 1-2 back panel of a Cisco 831 router, but the back panel of the Cisco SOHO 91 router is nearly identical). Figure 1-2 Ethernet port 4 of the built-in switch connects to Ethernet network devices Ethernet port 3 of the built-in switch connects to Ethernet network devices...
  • Page 23 Chapter 1 Product Overview LED Functions Table 1-3 summarizes the functions of the LEDs on the routers. Table 1-3 Functions of LEDs on the Cisco 831 Router and SOHO 91 Router Color Function PWR_OK Green On when DC power is being supplied to the router. The light blinks if an error occurs during boot-up.
  • Page 24 Chapter 1 Product Overview Router Overview Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78-14784-02...

  • Page 25: Preparing For Installation

    Installation This chapter provides information on the following topics: Preparing for Installation • Preventing Damage to the Router • Installing the Router • Verifying Router Operation • Mounting the Router • Connecting to a Website • What to Do If You Cannot Connect to a Website •...

  • Page 26: Warnings

    Preparing for Installation Warnings Before installing the router, read the following warnings: Warning Read the installation instructions before you connect the system to its power source. Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. Warning No operator serviceable parts inside.
  • Page 27 Chapter 2 Installation The ports labeled "10BaseT", 100BaseTX", and "10/100" are safety extra-low Warning voltage (SELV) circuits. SELV circuits should only be connected to other SELV circuits. Avoid connecting these circuits to telephone network voltage (TNV) circuits. To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits Warning to telephone-network voltage (TNV) circuits.

  • Page 28: Preventing Electrostatic Discharge Damage

    Preparing for Installation To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line Warning cord. This equipment contains a ring signal generator (ringer), which is a source of Warning hazardous voltage. Do not touch the RJ-11 (phone) port wires (conductors), the conductors of a cable connected to the RJ-11 port, or the associated circuit-board when the ringer is active.

  • Page 29: Unpacking The Box

    Chapter 2 Installation If cables are connected at one end only, do not touch the exposed pins at the unconnected end of the cable. This device is intended for use in residential and commercial environments only. Periodically check the resistance value of the antistatic strap, which should be Caution between 1 and 10 megohms (Mohms).

  • Page 30: Preventing Damage To The Router

    Preventing Damage to the Router Follow these guidelines when connecting devices to your router: Connect the color-coded cables supplied by Cisco Systems to the color-coded • ports on the back panel. If you must supply your own cable, see •...
  • Page 31 Chapter 2 Installation Figure 2-1 Cisco 831 router Yellow Ethernet cable Built-in Ethernet switch port 4 on the router 78-14784-02 Connecting a Server, PC, or Workstation ET HE RN ET 10 BA SE C is co 8 3 1 CO MP UT ER S (E 0) CO NS OL ET HE RN...

  • Page 32: Connecting An External Ethernet Switch (Optional)

    Installing the Router Perform the following steps to connect the PC to port number 4 of the built-in switch: Connect one end of the yellow Ethernet cable to built-in Ethernet switch port 4 on Step 1 the router. Connect the other end of the cable to the RJ-45 port on the NIC installed in the Step 2 PC, server, or workstation.
  • Page 33 Chapter 2 Installation Figure 2-2 SYS TEM STA TUS MO DE UTIL DUP LX SPE ED Built-in Ethernet switch port 4 on the router Perform the following steps to connect the router to an external Ethernet switch: Connect one end of the yellow cable to built-in Ethernet switch port 4 on the Step 1 router.

  • Page 34: Connecting To The Internet

    Installing the Router Connecting to the Internet You can use an installed broadband modem to connect to the Internet. Connecting a Broadband Modem To connect to an installed DSL, cable, or long-reach Ethernet modem, follow the steps given after applies to a SOHO 91 router. The connection procedure applies to both the Cisco 831 router and the SOHO 91 router.) Figure 2-3 Cisco 831 router’s Ethernet...

  • Page 35: Connecting A Terminal Or Pc To The Console Port

    Chapter 2 Installation Installing the Router Connect the other end of cable to the available port on the modem. Step 2 Follow the instructions provided with your broadband modem to determine which port on the modem to connect to. Turn on the broadband modem if it is not already turned on.

  • Page 36: Connecting The Ac Adapter

    Installing the Router Figure 2-4 Console port on the router Perform the following steps to connect the router’s console port to a terminal or Connect the RJ-45 connector on the light blue cable to the router console port. Step 1 Connect the DB-9 connector to a terminal or PC.
  • Page 37 Chapter 2 Installation This product relies on the building’s installation for short-circuit (overcurrent) Warning protection. Ensure that a fuse or circuit breaker no larger than 120 VAC, 15A U.S. (240 VAC, 16A international) is used on the phase conductors (all current-carrying conductors).

  • Page 38: Connecting The Console Port To An Async Modem

    Installing the Router Perform the following steps to connect the router to the AC adapter: Connect one end of the power supply cable to the router’s input jack. Step 1 Step 2 Connect the other end of the power supply cable to the desktop power adapter. Plug the power cord of the desktop power adapter into an electrical outlet.
  • Page 39 Chapter 2 Installation Figure 2-6 ET HE RN Cisco 831 router’s console port 4 Router’s console port An available port on an async modem 78-14784-02 Connect Console Port to an Async Modem ET 10 BA SE C is c o 8 3 1 CO MP UT ER S (E 0) CO NS OL...

  • Page 40: Checking The Pc Configuration

    Checking the PC Configuration Perform the following steps to connect the Cisco 831 router’s console port to an async modem: Connect the RJ-45 end of the SOHO/800 Series Router Modem Cable to the Cisco Step 1 831 router’s console port. Connect the DB-25 connector end of the SOHO/800 Series Router Modem Cable Step 2 to an available port on the async modem.

  • Page 41: Verifying Router Operation

    Chapter 2 Installation If you are prompted, click Yes to reboot the PC. Step 6 For more information on how to configure TCP/IP, refer to the Cisco Router Web Setup Troubleshooting Guide, which is available on Cisco.com. Verifying Router Operation To verify that all PCs are properly connected to the router and that the router is properly connected to the broadband modem or Ethernet switch, turn on all connected devices, and then use...

  • Page 42: Mounting The Router

    Mounting the Router Mounting the Router You can mount your router on one of the following surfaces: • Table or other horizontal surface Wall or other vertical surface • Mounting on a Table Place the router on a table firmly, and perform the procedure in the Router”...
  • Page 43 Chapter 2 Installation Figure 2-7 Front panel of router Mounting bracket The following conditions must be met when you mount the router: Because you will use the LEDs as status and problem indicators, the front panel must face upward and be easily visible. The router must be mounted low enough for you to see the LEDs in case you need to troubleshoot a problem.
  • Page 44 Chapter 2 Installation Mounting the Router Figure 2-8 Mounting Router on Wall Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 2-20 78-14784-02...

  • Page 45: Connecting To A Website

    Chapter 2 Installation Two number-six, 3/4 in. screws Distance between the two screws on the wall (7 5/8 in. [19.35 cm]) Cisco 831 router Mounting brackets Perform the following steps to mount the router on the wall: Secure two screws 7 5/8 inches (19.35 cm) apart into a wall and 1/8 inch (0.32 cm) Step 1 from the wall.

  • Page 46: What To Do If You Cannot Connect To A Website

    What to Do If You Cannot Connect to a Website What to Do If You Cannot Connect to a Website If you cannot connect to the Internet, using the factory configuration, or if you have loaded new Cisco IOS software on the router since you installed it, you can configure the router, using the Cisco Router Web Setup (CRWS) software.
  • Page 47 Chapter 2 Installation If the PC is configured to automatically receive an IP address, but the web page still does not appear, select Start/Run, type winipcfg in the Run window, and examine the address in the IP address field. The address should be in the format 10.10.10.X, in which X is a number that is 2 or greater;...
  • Page 48 Chapter 2 Installation What to Do If You Cannot Connect to a Website Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 2-24 78-14784-02...

  • Page 49: Troubleshooting

    Troubleshooting This chapter describes problems that could occur with the router hardware, possible causes of the problems, and steps for solving the problems. The problems are grouped as follows: Problems During First Startup • Problems After Router Is Running • For more information on problems that could occur with the software, refer to the Cisco 800 Series Software Configuration Guide.

  • Page 50: Problems During First Startup

    Problems During First Startup Problems During First Startup Table 3-1 Table 3-1 Problems During First Startup Symptom Problem All LEDs, No power to router. including OK LED, are off. No connection to A cable-related modem or problem: Ethernet switch. Improperly •...
  • Page 51 Chapter 3 Troubleshooting Table 3-1 Problems During First Startup (continued) Symptom Problem No connection to A cable-related Ethernet devices. problem: (COMPUTER Improperly • LEDs 1 through 4 connected cable. are off.) Damaged cable. • Cannot connect to Broadband modem • the Internet or external Ethernet switch is...

  • Page 52: Problems After Router Is Running

    Make sure that the cable is not physically damaged. If it is damaged, order another cable from Cisco Systems, or replace it with a similar cable. Make sure that the connectors at both ends of the cable are secure.

  • Page 53: Specifications And Cables

    Specifications and Cables This appendix provides system, port, and cabling specifications for the Cisco 831 and SOHO 91 routers. System Specifications Table A-1 Table A-1 System Specifications Description Physical Dimensions Dimensions (H x W x D) Weight (does not include desktop power supply) Environmental Operating Ranges Nonoperating temperature Nonoperating humidity...
  • Page 54 System Specifications Table A-1 System Specifications (continued) Description Router Power AC input voltage Frequency Power consumption Voltage For information on regulatory compliance, refer to the Regulatory Compliance and Safety Information for Cisco 800 Series and SOHO Series Routers document that was shipped with your router. Warning Ultimate disposal of this product should be handled according to all national laws and regulations.

  • Page 55: Lan Port

    Appendix A Specifications and Cables LAN Port The Cisco 831 and SOHO 91 routers provide a fixed onboard LAN connection, which has a 10/100-Mbps wire-speed non-blocking switch controller that performs the 10BASE-T/100BASE-T Ethernet switch operation. The automatic medium dependent interface in normal mode (MDI)/medium dependent interface in crossover mode (MDIX) crossover function eliminates the need for crossover cables.

  • Page 56: Console Connector Pinouts

    Console Connector Pinouts Console Connector Pinouts Table A-3 PC). Table A-3 The console port is configured as a data communications equipment (DCE) device. The default parameters for the console port are as follows: 9600 baud • 8 data bits • No parity •...

  • Page 57: Ethernet Cable Specifications

    Appendix A Specifications and Cables Thanks to the auto-crossover (autosensing) function, both straight-through and crossover cables can be used for the Ethernet LAN port. Ethernet Cable Specifications Table A-4 cables. Table A-4 Type 10BASE-T 100BASE-T Category 5 or Maximum Cable Distance Table A-5 connect equipment to the router.
  • Page 58 Appendix A Specifications and Cables Cabling Specifications Cisco 831 Router and SOHO 91 Router Hardware Installation Guide A-10 78-14784-02...

  • Page 59: I N D E X

    Numerics 100BASE-T 10BASE-T AC adapter, connecting 2-12 accessory kit AC input voltage adapter, included altitude specifications autosensing function back panel (figure) broadband modem, connecting cables included with router maximum distance of specifications (table) 78-14784-02 caution, defined Cisco reseller, contacting Cisco Router Web Setup application connecting AC adapter broadband modem...
  • Page 60 Index electrostatic damage, preventing encryption, hardware-based Ethernet cable, specifications feature summary (table) Flash memory frequency specifications front panel (figure) hardware-based encryption hazard, defined high-speed encryption humidity specifications installation of the router preparing for 2-1, 2-5 IPSec Hardware Accelerator Cisco 831 Router and SOHO 91 Router Hardware Installation Guide IN-2 LAN port LEDs...
  • Page 61 safety warnings SDRAM, definition server, connecting software-based encryption specifications Ethernet cable (table) maximum cable distance (table) system startup problems straight-through cable system specifications (table) table mounting of router 2-18 temperature specifications terminal, connecting to console port unpacking the router 2-5, ?? to 2-5 voltage specifications 78-14784-02 wall mounting of router...
  • Page 62 Index Cisco 831 Router and SOHO 91 Router Hardware Installation Guide IN-4 78-14784-02...

This manual is also suitable for:

Cisco831 - 831 en broadband routerCisco831-k9 - 831 rtrCisco831-k9-64 - 831 ethernet broadband routerSoho 91

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