Cisco Systems 78-14784-02 Network Router User Manual
Contents
1. 3 Ethernet port 2 of the built in 7 Input jack connects to power supply switch connects to Ethernet network devices 4 Ethernet port 1 of the built in 8 Power on off button switch connects to Ethernet network devices Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 1 g 78 14784 02 Chapter 1 Product Overview LED Functions Router Overview Mi 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 LED 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 WAN_LED_OK Green On when WAN Ethernet carrier detects status and connects to the digital subscriber line access multiplexer DSLAM successfully WAN_LED_RxD Green Blinks when WAN Ethernet receives data WAN_LED_TxD Green Blinks when WAN Ethernet transmits data Off when no data is being uploaded E1 port 1 of Green On when Ethernet connects to the Ethernet interface successfully Blinks built in switch when Ethernet 1 receives or sends data or when data passes through Status Ethernet 1 E2 port 1 of Green On when Ethernet 2 connects to the Ethernet interface successfully Blinks built in switch when Ethernet 2 receives or sends data or when data passes through Status Ethernet 2 E3 port 1 of Green On when Et2. Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Product Overview 78 14784 02 Chapter1 Product Overview Router Overview Front Panel Router Overview Mi Table 1 2 describes the ports on the Cisco 831 and SOHO 91 routers Table 1 2 Cisco 831 and SOHO 91 Router Ports Router Built In Switch WAN Ethernet Port Console Port Cisco 831 Four 10 100 BASE T One 10BASE T RJ 45 RJ 45 RJ 45 SOHO 91 Four 10 100 BASE T One 10BASE T RJ 45 RJ 45 RJ 45 This section shows the front and back panels of the routers Figure 1 1 shows the front panel of the Cisco 831 router Figure 1 1 depicts the front panel of a Cisco 831 router but the front panel of the Cisco SOHO 91 router is the same Figure 1 1 10 Wren Front Panel of Cisco 831 Router 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Chapter 1 Product Overview HZ Router Overview Back Panel Figure 1 2 shows the back panel of the Cisco 831 router Figure 1 2 depicts the back panel of a Cisco 831 router but the back panel of the Cisco SOHO 91 router is nearly identical Figure 1 2 Cisco 831 Back Panel 82022 al 1 Ethernet port 4 of the built in Console port connects to PC or switch connects to Ethernet terminal network devices o 2 Ethernet port 3 of the built in WAN port connects to Internet or switch connects to Ethernet switch network devices
3. Cable Maximum Distance Ethernet cables 328 ft 100 m Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 E AppendixA Specifications and Cables Cabling Specifications Cisco 831 Router and SOHO 91 Router Hardware Installation Guide PAO i 78 14784 02 Numerics 100BASE T 1 2 10BASE T 1 2 A AC adapter connecting 2 12 accessory kit 2 5 AC input voltage A 6 adapter included 2 5 altitude specifications A 5 autosensing function 1 1 back panel figure 1 4 broadband modem connecting 2 10 Cc cables included with router 2 5 maximum distance of A 9 specifications table A 9 INDEX caution defined xii Cisco reseller contacting 3 1 Cisco Router Web Setup application 1 2 connecting AC adapter 2 12 broadband modem 2 10 console port to async modem 2 14 external Ethernet switch 2 8 PC 2 6 power supply 2 12 server 2 6 terminal or PC to console port 2 11 to the Internet 2 10 workstation 2 6 console port connecting to async modem 2 14 console port described 1 2 conventions xii crossover cable 1 1 D damage to the router preventing 2 6 dial backup 1 1 documentation related xiv 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide J W index electrostatic damage preventing 2 4 encryption hardware based 1 1 Ethernet cable specifications A 9 F feature summary table 1 2 Fla
4. Warning A The ports labeled 10BaseT 100BaseTX and 10 100 are safety extra low voltage SELV circuits SELV circuits should only be connected to other SELV circuits Avoid connecting these circuits to telephone network voltage TNV circuits Warning A To avoid electric shock do not connect safety extra low voltage SELV circuits to telephone network voltage TNV circuits LAN ports contain SELV circuits and WAN ports contain TNV circuits Some LAN and WAN ports both use RJ 45 connectors Use caution when connecting cables Warning A Do not work on the system or connect or disconnect cables during periods of lightning activity Warning A This equipment is not designed for making emergency telephony calls when the power fails Alternative arrangements should be made for access to emergency services Access to emergency services can be affected by any call barring function of this equipment Warning A If the symbol of suitability with an overlaid cross appears above a port you must not connect the port to a public network that follows the European Union standards Connecting the port to this type of public network can cause severe injury or damage your router Warning A Before working on a system that has a standby off switch turn off the power by pressing the power switch to standby and unplug the power cord Warning Ultimate disposal of this p
5. ends of the cable are secure 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 Connection to the broadband or Ethernet line is intermittent or lost The INTERNET 1 LED on the front panel is off Problem with broadband line or WAN service Contact your broadband line or WAN service provider to determine whether there 1s a problem E Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 APPENDIX Specifications and Cables This appendix provides system port and cabling specifications for the Cisco 831 and SOHO 91 routers System Specifications Table A 1 outlines the system specifications for the routers Table A 1 System Specifications Description Design Specification Physical Dimensions Dimensions H x W x D 2 0 x 9 7 x 8 5 in 51 x 246 x 216 mm Weight does not include desktop power supply 1 5 Ib 0 68 kg Environmental Operating Ranges Nonoperating temperature 4 to 149 F 20 to 65 C Nonoperating humidity 5 to 95 relative humidity Nonoperating altitude 0 to 15 000 ft 4570 m Operating temperature 32 to 104 F 0 to 40 C Operating humidity 10 to 85 relative humidity Operating altitude 0 to 10 000 ft 3000 m 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware I
6. 100 Mbps Ethernet 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 Flash memory 8 MB of Flash memory up to 16 MB of expandable Flash memory on the Flash module Synchronous dynamic RAM SDRAM 32 MB of SDRAM on board Ease of installation Color coded ports and cables reduce the chance of installation error Cisco IOS software Supports Cisco IOS software Cisco Router Web Setup application Provides a web based software tool for basic configurations and selected applications Console port Provides a connection to the terminal or PC for software configuration or troubleshooting using the command line interface Wall mount feature Brackets on router bottom provide a means for mounting the router on a wall or vertical surface IPSec Hardware Accelerator Only the Cisco 831 router supports this feature The Hifn 7902 security processor implements symmetric key encryption public key encryption authentication and data compression in hardware Algorithms implemented by the processor include Data Encryption Standard DES and Triple DES 3DES Secure Hash Algorithm SHA 1 Message Digest 5 MDS Hash based Message Authentication Code HMAC and Lempel Zif Stac LZS compression and Microsoft Point to Point Compression MPPC
7. Checking the PC Configuration Step 1 Step 2 Step 3 Step 4 Step 5 Each PC that is connected to the router must be configured to use TCP IP and to use DHCP automatically to obtain its IP address Follow these steps to configure each PC that is running Microsoft Windows NT or Microsoft Windows 95 98 or 2000 If the PC is running a different version of Microsoft Windows refer to the documentation that came with the PC Start the PC and open the Control Panel Click the Network icon to display the Network window Verify that TCP IP has been added and associated with the Ethernet adapter TCP IP is shown as a cable icon in the Configuration window on Microsoft Windows 95 98 and 2000 and as a cable icon in the Protocol window on Microsoft Windows NT If the icon is not visible click Add and add Microsoft TCP IP To verify that the PC is configured to obtain an IP address automatically click the TCP IP cable icon and select the IP address tab in the TCP IP Properties window If it is unchecked check Obtain an IP address from a DHCP server The IP address and Subnet mask fields should be grayed out To accept all changes and exit this window click OK Then click OK in the Network window Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Ea 78 14784 02 Chapter2 Installation Verifying Router Operation Mi Step6 If you are prompted click Yes to reboot the PC For more information on how to con
8. Packet magazine at this URL http www cisco com packet e 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 The publication identifies the challenges facing these companies and the technologies to help solve them using real world case studies and business strategies to help readers make sound technology investment decisions You can access iQ Magazine at this URL http www cisco com go iqmagazine e Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing developing and operating public and private internets and intranets You can access the Internet Protocol Journal at this URL http www cisco com ipj e World class networking training is available from Cisco You can view current offerings at this URL http www cisco com en US learning index html Cisco 831 Router and SOHO 91 Router Hardware Installation Guide ox 78 14784 02 CHAPTER 1 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 e Corporate LANs e The Internet The Cisco 831 and SOHO 91 routers are switch capable routers that provide a 4 port Ethern
9. or oe se connected cable Workstation section on page 2 6 or the off Connecting a Broadband Modem section on e Damaged cable page 2 10 2 Make sure that the connectors at both ends of the cable are securely seated 3 Make sure that the cable is not physically damaged If it is damaged order another cable from Cisco or replace it with a similar cable Cisco 831 Router and SOHO 91 Router Hardware Installation Guide E 78 14784 02 Chapter3 Troubleshooting Problems During First Startup Mi Table 3 1 Problems During First Startup continued Symptom Problem Solutions No connection to A cable related Perform the following tasks in order Ethernet devices problemi 1 To make sure that you have cabled the device COMPUTER e Improperly correctly see Figure 2 1 in the Connecting a LEDs 1 through 4 connected cable Server PC or Workstation section on page 2 6 are off e Damaged cable 2 Make sure that the connectors at both ends of the cable are securely seated 3 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 Cannot connect to Broadbandmodem Reconnect the broadband modem or external the Internet or external Ethernet switch and make sure that it is receiving Ethernet switch is power not connected or e Check with the Internet service provider or oe corporate netw
10. problems that could occur with the software refer to the Cisco 800 Series Software Configuration Guide Before You Call Your Cisco Reseller Some of the solutions in this chapter instruct you to contact your Cisco reseller Before you contact your reseller have the following information ready e Router model and serial number on the back panel e Maintenance agreement or warranty information e Date you received your router e Brief description of the problem e Brief description of the steps you have taken to solve the problem Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 E Chapter3 Troubleshooting M Problems During First Startup Problems During First Startup Table 3 1 lists problems that could occur the first time you turn on the router Table 3 1 Problems During First Startup Symptom Problem Solutions All LEDs No power to router Perform the following tasks in order including OK 1 Make sure that the power switch is set to ON LED are off 2 Make sure that all connections to and from the power supply are secure 3 Make sure that the power outlet has power 4 Ifthe problem continues the power supply could be faulty Contact your Cisco reseller No connection to A cable related Perform the following tasks in order modem or problem 1 To make sure that you have cabled the device Ethernet switch I LED i e Improperly correctly see the Connecting a Server PC
11. provide ensuring that it makes good skin contact Caution Step 2 To properly guard against ESD damage and shocks the wrist strap and cord must operate effectively Always follow the guidelines in the preceding section Warnings Do not touch any exposed contact pins or connector shells of interface ports that do not have a cable attached Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 2 E 78 14784 02 Chapter 2 Installation A Preparing for Installation Mi 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 Caution Periodically check the resistance value of the antistatic strap which should be between 1 and 10 megohms Mohms Unpacking the Box Step 1 Step 2 Step 3 Table 2 1 lists the items that come with your router All these items are in the accessory kit that is inside the box that your router came in If any of the items is missing or damaged contact your customer service representative Table 2 1 Router Box Contents e Power cord black e Desktop power supply e Console cable RJ 45 to DB 9 light blue e Async modem cable for dial backup and remote management RJ 45 to DB 25 light blue ORDERED SEPARATELY e Two Ethernet cables yellow e Product documentation To prepare for installa
12. systems Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 Chapter2 Installation Installing the Router Mi A Warning This product relies on the building s installation for short circuit overcurrent 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 A Warning This equipment is designed to be grounded Ensure that the host is connected to earth ground during normal use Figure 2 5 Connecting the AC adapter 82019 1 Cisco 831 router 4 Desktop power adapter 2 Router input jack 5 Power cord plug 3 Power cord Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 PEE Chapter2 Installation W installing the Router Step 1 Step 2 Step 3 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 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 Connecting the Console Port to an Async Modem amp The Cisco 831 router is designed with the dial backup function which allows the user to connect an analog modem to the console port as a backup link to the WAN port in case the ADSL service goes down
13. the What to Do If You Cannot Connect to a Website section on page 2 22 for instructions on starting the CRWS software Connecting a Terminal or PC to the Console Port The console port is a service port to which you can connect a terminal or PC in order to configure the software by using the command line interface CLI or to troubleshoot problems with the router To connect a terminal or PC to the console port follow the steps given after Figure 2 4 Figure 2 4 shows a Cisco 831 router but it also applies to a SOHO 91 router The connection procedure applies to both the Cisco 831 router and the SOHO 91 router 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 7 Chapter2 Installation W installing the Router Step 1 Step 2 Figure 2 4 Connecting a Terminal or PC to the Console Port 82018 1 Console port on the router 2 DB 9 connector Perform the following steps to connect the router s console port to a terminal or PC Connect the RJ 45 connector on the light blue cable to the router console port Connect the DB 9 connector to a terminal or PC Connecting the AC Adapter A To connect the AC adapter follow the steps given after Figure 2 5 Figure 2 5 shows a Cisco 831 router but it also applies to a SOHO 91 router The connection procedure applies to both the Cisco 831 router and the SOHO 91 router Warning The device is designed to work with TN power
14. 2 EJ Chapter2 Installation W installing the Router Connecting to the Internet You can use an installed broadband modem to connect to the Internet Connecting a Broadband Modem Step 1 To connect to an installed DSL cable or long reach Ethernet modem follow the steps given after Figure 2 3 Figure 2 3 shows a Cisco 831 router but it also applies to a SOHO 91 router The connection procedure applies to both the Cisco 831 router and the SOHO 91 router Figure 2 3 Connecting to a Broadband Modem 1 Cisco 831 router s Ethernet An available port on the modem Internet port Perform the following steps to connect the router to an installed DSL cable or long reach Ethernet modem Connect one end of the yellow cable to the router s Ethernet Internet port Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 2 10 Y 78 14784 02 Chapter 2 Installation Step 2 Installing the Router Mi Connect the other end of cable to the available port on the modem 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 Note If the factory default configuration does not allow you to connect to the Internet it is recommended that you configure your router using the Cisco Router Web Setup CRWS software The CRWS software is installed on your router at the factory See
15. Cisco SYSTEMS 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 Sy 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 INCORPORATED HEREIN BY THIS REFERENCE IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY The following information is for FCC compliance of Class A devices This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction ma
16. Cisco products e Obtain assistance with security incidents that involve Cisco products e Register to receive security information from Cisco A current list of security advisories and notices for Cisco products is available at this URL http www cisco com go psirt If you prefer to see advisories and notices as they are updated in real time you can access a Product Security Incident Response Team Really Simple Syndication PSIRT RSS feed from this URL http www cisco com en US products products_psirt_rss_feed html Reporting Security Problems in Cisco Products Cisco is committed to delivering secure products We test our products internally before we release them and we strive to correct all vulnerabilities quickly If you think that you might have identified a vulnerability in a Cisco product contact PSIRT e Emergencies security alert cisco com Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 Preface Je Obtaining Technical Assistance Mi e Nonemergencies psirt cisco com Tip 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 The correct public key to use in your correspondence with PSIRT is the one that has the most recent creation dat
17. IRECT SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 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 Quick Study are service marks of Cisco Systems Inc and Access Registrar Aironet ASIST BPX Catalyst CCDA CCDP CCIE CCIP CCNA CCNP Cisco the Cisco Certified Internetwork Expert logo Cisco IOS Cisco Press Cisco Systems Cisco Systems Capital the Cisco Systems logo Cisco Unity Empowering the Internet Generation Enterprise Solver EtherChannel EtherFast EtherSwitch Fast Step FormShare GigaDrive GigaStack HomeLink Internet Quotient IOS IP TV iQ Expertise the iQ logo iQ Net Readiness Scorecard LightStream Linksys MeetingPlace MGX the Networkers logo Networking Academy Network Registrar Packet PIX Post Routing Pre Routing ProConnect RateMUX ScriptShare SlideCast SMARTnet StrataView Plus TeleRouter The Fastest Way to Increase Your Internet Quotient and TransPath are registered trademarks of Cisco Systems Inc and or its affiliates in the United States and certain other countries All other trademarks mentioned in this document or Website are the property of their respective owners The u
18. RWS Software Step 1 Step 2 Step 3 Follow these steps to start the CRWS software Start or restart a PC that is connected to one of the router s built in Ethernet switch ports 1 2 3 or 4 Open a web browser Make sure that the browser is set to work in online mode e In Internet Explorer click the File menu and verify that the work offline option is unchecked e In Netscape the default selection in the File menu is set to work online Enter the following universal resource locator URL http 10 10 10 1 Tip If the CRWS home page does not appear when you enter the URL http 10 10 10 1 test the connection between the PC and the router by doing the following 1 Check that the OK LED on the router is on and check the cable connection between the router and the PC 2 Ifthe CRWS home page still does not appear verify that the web browser s work offline option is disabled 3 If the web page still does not appear verify that the PC is automatically configured to receive an IP address Follow the instructions in the Cisco Router Web Setup User Guide which is available on Cisco com Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 Chapter2 Installation What to Do If You Cannot Connect to a Website Mi 4 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 th
19. Router 2 18 Mounting on a Table 2 18 Mounting on a Wall 2 18 Connecting to a Website 2 21 What to Do If You Cannot Connect to a Website 2 22 Starting the CRWS Software 2 22 Troubleshooting 3 1 Before You Call Your Cisco Reseller 3 1 Problems During First Startup 3 2 Problems After Router ls Running 3 4 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide mi i 78 14784 02 Contents W Specifications and Cables A 5 System Specifications A 5 LAN Port A 7 Console Connector Pinouts A 8 Cabling Specifications A 8 Ethernet Cable Specifications A 9 Maximum Cable Distance A 9 INDEX Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ix E Contents Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 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 Organization This guide contains the following information e Chapter 1 Product Overview Describes the routers and their features e Chapter 2 Installation Provides information on preinstallation procedures mounting and connecting of the routers and verifying the rout
20. Step 1 Step 2 Step 3 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 from the wall Hang the router on the screws as shown in Figure 2 9 Place the power supply on a horizontal surface Connecting to a Website The router has been configured to work for the most common type of installation Log on to a PC that is connected to the router open a web browser and connect to a website If you connected to a website you have completed setup and can continue to use the router If you cannot display a website make sure that the broadband modem or Ethernet switch that the router is connected to is operating and try again If you still cannot connect to a website you must follow the steps in the What to Do If You Cannot Connect to a Website section on page 2 22 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 7 Chapter2 Installation MM 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 The CRWS software is already loaded on the router This software is run from a PC connected to the router Starting the C
21. The Cisco 831 router supports the dial backup and remote management features the SOHO 91 router supports only the remote management function Note To connect an analog modem to the console port you will need an optional SOHO 800 Series Router Modem Cable Contact your router vendor to order this cable To connect the Cisco 831 router s console port to an async modem follow the steps given after Figure 2 6 The connection procedure applies only to a Cisco 831 router Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 2 12 Y 78 14784 02 Chapter2 Installation Installing the Router Mi Figure 2 6 Connect Console Port to an Async Modem 1 Cisco 831 router s console port 4 Wall jack 2 Router s console port 5 Telephone 3 An available port on an async modem Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 E Chapter2 Installation M Checking the PC Configuration Step 1 Step 2 Step 3 Step 4 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 831 router s console port Connect the DB 25 connector end of the SOHO 800 Series Router Modem Cable to an available port on the async modem Connect one end of the RJ 11 cable to a wall jack Connect the other end of the RJ 11 cable to a telephone line
22. a AT AppendixA Specifications and Cables HZ Console Connector Pinouts Console Connector Pinouts Table A 3 provides pinouts for console connector for connecting a terminal or PC Table A 3 Console Connector Pinouts RJ 45 5 Pin Function RTS DTR TXD GND GND RXD DSR CTS o NIAI ATIN e The console port is configured as a data communications equipment DCE device The default parameters for the console port are as follows e 9600 baud e 8 data bits e No parity e One stop bit Cabling Specifications This section provides specifications for the following Ethernet cables which you might need to provide e Straight through cable e Crossover cable Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 AppendixA Specifications and Cables Cabling Specifications Mi 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 provides the specifications for straight through and crossover Ethernet cables Table A 4 Ethernet Cable Specifications Type Category 10BASE T Category 3 or 5 100BASE T Category 5 or above Maximum Cable Distance Table A 5 provides the maximum distance of Ethernet cables that you can use to connect equipment to the router Table A 5 Maximum Cable Distance
23. bracket 4 Bottom of router 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 The power supply must rest on a horizontal surface such as the floor or a table If the power supply is not supported it might place strain on the power supply cable and cause it to disconnect from the connector on the router back panel To mount the router follow the steps given after Figure 2 8 Figure 2 9 shows a Cisco 831 router but it also applies to the SOHO 91 router The mounting procedure applies to both the Cisco 831 router and the SOHO 91 router 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 7 Chapter2 Installation W Mounting the Router Figure 2 8 Mounting Router on Wall 80288 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Chapter2 Installation Connecting to a Website MI 1 Two number six 3 4 in 5 Maximum distance between the Screws router and the power supply 6 ft 1 8m 2 Distance between the two 6 Horizontal surface on which to screws on the wall place the power supply 7 5 8 in 19 35 cm 3 Cisco 831 router 7 Distance between the screw and the wall 1 8 in 0 32 cm 4 Mounting brackets
24. duct serial number before submitting a web or phone request for service You can access the CPI tool from the Cisco Technical Support Website by clicking the Tools amp Resources link under Documentation amp Tools Choose Cisco Product Identification Tool from the Alphabetical Index drop down list or click the Cisco Product Identification Tool link under Alerts amp RMAs The CPI tool offers three search options by product ID or model name by tree view or for certain products by copying and pasting show command output Search results show an illustration of your product with the serial number label location highlighted Locate the serial number label on your product and record the information before placing a service call Submitting a Service Request Using the online TAC Service Request Tool is the fastest way to open S3 and S4 service requests S3 and S4 service requests are those in which your network is minimally impaired or for which you require product information After you describe your situation the TAC Service Request Tool provides recommended solutions If your issue is not resolved using the recommended resources your service request is assigned to a Cisco TAC engineer The TAC Service Request Tool is located at this URL http www cisco com techsupport servicerequest 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 yo
25. e 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 for example 10 10 10 2 or 10 10 10 3 If the IP address is not in this format verify that an Ethernet adapter name is visible in the Adapter field If it is not return to Step 3 in the Checking the PC Configuration section on page 2 16 and add TCP to the list of protocols Then return to the beginning of the Starting the CRWS Software section on page 2 22 and complete the procedure Step4 Click the Router Setup link in the Cisco Router Web Setup home page and follow the instructions that appear in the page that is displayed Step5 When you complete setup using CRWS connect to another website using the connected PC If you successfully connect to the website then setup is complete and you can continue using the router Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 EZ Chapter2 Installation MM What to Do If You Cannot Connect to a Website Cisco 831 Router and SOHO 91 Router Hardware Installation Guide EZ 78 14784 02 CHAPTER 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 e Problems During First Startup e Problems After Router Is Running For more information on
26. e equipment causes interference to radio or television reception try to correct the interference by using one or more of the following measures Turn the television or radio antenna until the interference stops e Move the equipment to one side or the other of the television or radio Move the equipment farther away from the television or radio Plug the equipment into an outlet that is on a different circuit from the television or radio That is make certain the equipment and the television or radio are on circuits controlled by different circuit breakers or fuses 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 All rights reserved Copyright 1981 Regents of the University of California NOTWITHSTANDING ANY OTHER WARRANTY HEREIN ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED AS IS WITH ALL FAULTS CISCO AND THE ABOVE NAMED SUPPLIERS DISCLAIM ALL WARRANTIES EXPRESSED OR IMPLIED INCLUDING WITHOUT LIMITATION THOSE OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING USAGE OR TRADE PRACTICE IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY IND
27. e in this public key server list http pgp mit edu 1 1371 pks lookup search psirt 40cisco com amp op index amp ex act on In an emergency you can also reach PSIRT by telephone e 1877 228 7302 e 1408 525 6532 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 technical assistance The Cisco Technical Support Website on Cisco com features extensive online support resources In addition Cisco Technical Assistance Center TAC engineers provide telephone support If you do not hold a valid Cisco service contract contact your reseller Cisco Technical Support Website The Cisco Technical Support Website provides online documents and tools for troubleshooting and resolving technical issues with Cisco products and technologies The website is available 24 hours a day 365 days a year at this URL http www cisco com techsupport 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide m Preface W 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 Note Use the Cisco Product Identification CPI tool to locate your pro
28. e service to satisfactory levels Severity 4 S4 You require information or assistance with Cisco product capabilities installation or configuration There is little or no effect on your business operations Obtaining Additional Publications and Information Information about Cisco products technologies and network solutions is available from various online and printed sources e Cisco Marketplace provides a variety of Cisco books reference guides and logo merchandise Visit Cisco Marketplace the company store at this URL http www cisco com go marketplace e Cisco Press publishes a wide range of general networking training and certification titles Both new and experienced users will benefit from these publications For current Cisco Press titles and other information go to Cisco Press at this URL http www ciscopress com 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide m Preface W Obtaining Additional Publications and Information e 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 You can access
29. er connections e Chapter 3 Troubleshooting Describes problems that might develop and how to identify and solve them e Appendix A Specifications and Cables Provides port connector pinouts and specifications for cables that you might need to provide Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 UE Preface Conventions This section describes the conventions used in this guide Ss Note Means reader take note Notes contain helpful suggestions or references to additional information and material A Caution This symbol means reader be careful In this situation you might do something that could result in equipment damage or loss of data A Warning This warning symbol means danger You are in a situation that could cause bodily injury Before you work on any equipment be aware of the hazards involved with electrical circuitry and be familiar with the standard practices for preventing accidents Waarschuwing Dit waarschuwingssymbool betekent gevaar U verkeert in een situatie die lichamelijk letsel kan veroorzaken Voordat u aan enige apparatuur gaat werken dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico s en dient u op de hoogte te zijn van standaard maatregelen om ongelukken te voorkomen Varoitus T m varoitusmerkki merkitsee vaaraa Olet tilanteessa joka voi johtaa ruumiinvammaan Ennen kuin ty skentelet min
30. et switch for the LAN The routers are capable of bridging and multiprotocol routing between LAN and WAN ports Cisco 831 and SOHO 91 routers support high speed encryption 10 100 Mbps switching and dial backup functionality via the auxiliary console port The autosensing function in the routers eliminates the need for a crossover cable and allows the routers to detect the medium dependent interface in normal mode MDI or medium dependent interface in crossover mode MDIX in any other PC hub with a straight through cable or crossover cable The dial backup function allows the user to connect an analog modem to the console port as a backup link to the WAN in case the ADSL service goes down These features give the Cisco 831 and SOHO 91 routers a high level of performance and security The Cisco 831 router is designed with hardware based encryption while the Cisco SOHO 91 supports software based encryption The Cisco 831 router supports the ability to add Flash memory or SDRAM either as a factory upgrade or a field installed option The SOHO 91 router has a fixed memory configuration 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide a Chapter 1 M Features Features Table 1 1 summarizes the features of these routers Table 1 1 Feature Feature Summary for Cisco 831 Router and SOHO 91 Router Description 10BASE T 100BASE T built in switch ports Provides connection to 10 100BASE T 10
31. figure 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 Table 2 2 on page 19 to help you verify correct router operation by checking the LEDs Table 2 2 Verifying Router Operation Power Link LEDs to Check Normal Patterns Power OK On when power is supplied to router To servers PCs or COMPUTERS 1 2 3 or 4 e COMPUTERS 1 2 3 or 4 is on when the workstations LAN port is physically connected to a server connected to port 1 PC or workstation or a the INTERNET RXD blinks when a port on the ie Panes INTERNET RXD built in Ethernet switch receives an Ethernet switch packet INTERNET TXD e INTERNET TXD blinks when a port on the built in Ethernet switch sends an Ethernet packet To broadband ETHERNET WAN e ETHERNET WAN is on when the modem or external ETHERNET WAN port is physically Ethernet switch connected to a broadband modem or external Ethernet switch WAN RXD e WAN RXD blinks when the ETHERNET WAN port receives an Ethernet packet WAN TXD e WAN TXD blinks when the ETHERNET WAN port sends an Ethernet packet Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 EA Chapter2 Installation W Mounting the Route
32. hernet 3 connects to the Ethernet interface successfully Blinks built in switch when Ethernet 3 receives or sends data or when data passes through Status Ethernet 3 E4 port 1 of Green On when Ethernet 4 connects to the Ethernet interface successfully Blinks built in switch when Ethernet 4 receives or sends data or when data passes through Status Ethernet 4 LAN_RxD Green Blinks when built in Ethernet switch receives data from the WAN port LAN_TxD Green Blinks when built in Ethernet switch transmits data to the WAN port Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 PEN Chapter 1 Product Overview M Router Overview Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 CHAPTER Installation This chapter provides information on the following topics e Preparing for Installation e Preventing Damage to the Router e Installing the Router e Verifying Router Operation e Mounting the Router e Connecting to a Website e What to Do If You Cannot Connect to a Website Preparing for Installation This section provides information on safety mounting of the router and unpacking the router box Safety This section provides the safety warnings and information about electrostatic and router damage that are applicable to the Cisco 831 and SOHO 91 routers Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 E Chapter2 Insta
33. iguration using the command line interface CLI or troubleshooting 4 Connect the router to the power source 5 Verify the router installation 6 Mount the router Connecting a Server PC or Workstation Figure 2 1 shows a Cisco 831 router connecting to a PC Figure 2 1 shows a Cisco 831 router but it also applies to a SOHO 91 router To connect one of these devices to built in Ethernet switch port 4 follow the steps given after Figure 2 1 The connection procedure applies to both the Cisco 831 router and the SOHO 91 router Cisco 831 Router and SOHO 91 Router Hardware Installation Guide HE 78 14784 02 Chapter2 Installation Installing the Router Mi Figure 2 1 Connecting a Server PC or Workstation 1 Cisco 831 router 4 PC 2 Yellow Ethernet cable 5 RJ 45 port on the network interface card NIC 3 Built in Ethernet switch port 4 on the router Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 EJ Chapter2 Installation W installing the Router Step 1 Step 2 Ss 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 the router Connect the other end of the cable to the RJ 45 port on the NIC installed in the PC server or workstation Note Leave the PCs that you are connecting to the router turned off u
34. k n laitteiston parissa ota selv s hk kytkent ihin liittyvist vaaroista ja tavanomaisista onnettomuuksien ehk isykeinoista Attention Ce symbole d avertissement indique un danger Vous vous trouvez dans une situation pouvant causer des blessures ou des dommages corporels Avant de travailler sur un quipement soyez conscient des dangers pos s par les circuits lectriques et familiarisez vous avec les proc dures couramment utilis es pour viter les accidents Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 Preface Warnung Dieses Warnsymbol bedeutet Gefahr Sie befinden sich in einer Situation die zu einer K rperverletzung fiihren k nnte Bevor Sie mit der Arbeit an irgendeinem Ger t beginnen seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unf llen bewu t Avvertenza Questo simbolo di avvertenza indica un pericolo La situazione potrebbe causare infortuni alle persone Prima di lavorare su qualsiasi apparecchiatura occorre conoscere i pericoli relativi ai circuiti elettrici ed essere al corrente delle pratiche standard per la prevenzione di incidenti Advarsel Dette varselsymbolet betyr fare Du befinner deg i en situasjon som kan f re til personskade F r du utf rer arbeid p utstyr m du vare oppmerksom p de faremomentene som elektriske kretser inneb rer samt gj re deg kjent med vanlig praksis
35. llation Preparing for Installation Warnings A Before installing the router read the following warnings Warning A 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 Refer servicing to qualified personnel Warning A Before working on a chassis or working near power supplies unplug the power cord on AC units disconnect the power at the circuit breaker on DC units Warning A This equipment is intended to be grounded Ensure that the host is connected to earth ground during normal use Warning A This product relies on the building s installation for short circuit overcurrent protection Ensure that a fuse or circuit breaker no larger than 120 VAC 15A U S 240 VAC 10A international is used on the phase conductors all current carrying conductors Warning Before working on equipment that is connected to power lines remove jewelry including rings necklaces and watches Metal objects will heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals Cisco 831 Router and SOHO 91 Router Hardware Installation Guide EE 78 14784 02 Chapter2 Installation A Preparing for Installation Mi
36. n r det gjelder unng ulykker Aviso Este s mbolo de aviso indica perigo Encontra se numa situa o que Ihe poder causar danos f sicos Antes de come ar a trabalhar com qualquer equipamento familiarize se com os perigos relacionados com circuitos el ctricos e com quaisquer pr ticas comuns que possam prevenir poss veis acidentes Atenci n Este s mbolo de aviso significa peligro Existe riesgo para su integridad f sica Antes de manipular cualquier equipo considerar los riesgos que entra a la corriente el ctrica y familiarizarse con los procedimientos est ndar de prevenci n de accidentes Varning Denna varningssymbol signalerar fara Du befinner dig i en situation som kan leda till personskada Innan du utf r arbete p n gon utrustning m ste du vara medveten om farorna med elkretsar och k nna till vanligt f rfarande f r att f rebygga skador Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 E Preface W 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 e Cisco 831 Router and SOHO 91 Router Cabling and Setup Quick Start Guide e Cisco 800 Series Software Configuration Guide e Regulatory Compliance and Safety Information for Cisco 800 Series and SOHO Series Routers e The latest version of the Cisco IOS Release Notes You migh
37. ng Cisco Marketplace http www cisco com go marketplace Ordering Documentation You can find instructions for ordering documentation at this URL http www cisco com univercd cc td doc es_inpck pdi htm You can order Cisco documentation in these ways e Registered Cisco com users Cisco direct customers can order Cisco product documentation from the Ordering tool http www cisco com en US partner ordering e 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 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide m Preface WE Cisco Product Security Overview You can submit comments by using the response card 1f 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 Cisco Product Security Overview Cisco provides a free online Security Vulnerability Policy portal at this URL http www cisco com en US products products_security_vulnerability_policy ht ml From this site you can perform these tasks e Report security vulnerabilities in
38. nstallation Guide AppendixA Specifications and Cables HZ System Specifications Table A 1 System Specifications continued Description Design Specification Router Power AC input voltage 100 to 240 VAC Frequency 50 to 60 Hz Power consumption Maximum of 18W Voltage 18 VDC 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 A Warning Ultimate disposal of this product should be handled according to all national laws and regulations Cisco 831 Router and SOHO 91 Router Hardware Installation Guide as E 78 14784 02 AppendixA Specifications and Cables LAN Port W 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 Table A 2 provides pinouts for the Ethernet LAN port on the routers Table A 2 Ethernet LAN Port 5 Function RX RX TX Unused Unused TX Unused Unused CO NIAI BY WwW NY e Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02
39. ntil after you complete the router installation You can connect additional servers PCs or workstations to built in Ethernet switch ports 1 2 and 3 Connecting an External Ethernet Switch Optional If more than four PCs need to be connected to each other in an office you may connect an external Ethernet switch to the router s built in switch to add additional Ethernet connections to the router To connect an external Ethernet switch to a built in Ethernet switch port on the router follow the steps given after Figure 2 2 Figure 2 2 shows a Cisco 831 router but it also applies to a SOHO 91 router The connection procedure applies to both the Cisco 831 router and the SOHO 91 router Cisco 831 Router and SOHO 91 Router Hardware Installation Guide gt Y 78 14784 02 Chapter2 Installation Installing the Router Mi Figure 2 2 Connecting to an Ethernet Switch 82017 1 Built in Ethernet switch port4 2 An available port on the external on the router Ethernet switch Perform the following steps to connect the router to an external Ethernet switch Step1 Connect one end of the yellow cable to built in Ethernet switch port 4 on the router Step2 Connect the other end of cable to the available port on the Ethernet switch to add additional Ethernet connections Turn on the Ethernet switch if it is not already turned on Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 0
40. nual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case users will be required to correct the interference at their own expense The following information is for FCC compliance of Class B devices The equipment described in this manual generates and may radiate radio frequency energy If it is not installed in accordance with Cisco s installation instructions it may cause interference with radio and television reception This equipment has been tested and found to comply with the limits for a Class B digital device in accordance with the specifications in part 15 of the FCC rules These specifications are designed to provide reasonable protection against such interference in a residential installation However there is no guarantee that interference will not occur in a particular installation Modifying the equipment without Cisco s written authorization may result in the equipment no longer complying with FCC requirements for Class A or Class B digital devices In that event your right to use the equipment may be limited by FCC regulations and you may be required to correct any interference to radio or television communications at your own expense You can determine whether your equipment is causing interference by turning it off If the interference stops it was probably caused by the Cisco equipment or one of its peripheral devices If th
41. ork administrator to determine e There is a problem whether there is a problem with the e Use the Cisco Router Web Setup software to configure the router Follow the procedure in the What to Do If You Cannot Connect to a Website broadband or WAN service e Router is section on page 2 22 recommended or configure improperly the router using a PC that is connected to the console configured port Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ES Chapter3 Troubleshooting M Problems After Router Is Running Problems After Router Is Running Table 3 2 lists problems that could occur after the router has been up and running Table 3 2 Problems After Router Is Running Symptom Problem Solutions Problems with Ethernet A cable related Perform the following tasks in order connection COMPUTER problem LEDs 1 through 4 are off e Disconnected cable e Damaged cable 1 Make sure that the connectors at both ends of the cable are secure 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 Connection to the broadband or Ethernet line is intermittent or lost The INTERNET 1 LED on the front panel is off A cable related problem e Disconnected cable e Damaged cable Perform the following tasks in order 1 Make sure that the connectors at both
42. r Mounting the Router You can mount your router on one of the following surfaces e Table or other horizontal surface e Wall or other vertical surface Mounting on a Table Place the router on a table firmly and perform the procedure in the Installing the Router section on page 2 6 Do not cover or obstruct the router vents which are located on the router sides A Caution The router vents cannot be covered or obstructed otherwise overheating could occur and cause damage to the router Mounting on a Wall You can mount the router on a wall or other vertical surface by using the molded mounting brackets on the bottom of the router and two number six 3 4 in M3 5 x 20 mm screws You must provide the screws Figure 2 7 shows the mounting brackets A Caution If you are mounting the router on drywall use two hollow wall anchors 1 8 in with 5 16 in drill bit or M3 with 8 mm drill bit to secure the screws If the screws are not properly anchored the strain of the network cable connections could pull the router from the wall Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 218 Y 78 14784 02 Chapter 2 Mounting the Router Mi Figure 2 7 Wall Mounting Brackets Bottom of Router e 5 O ia O 80289 1 Front panel of router 3 Distance between two mounting brackets 7 5 8 inches or 19 35 cm 2 Mounting
43. roduct should be handled according to all national laws and regulations Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 EJ Chapter2 Installation WE Preparing for Installation A Warning A To reduce the risk of fire use only No 26 AWG or larger telecommunication line cord Warning A This equipment contains a ring signal generator ringer which is a source of 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 The ringer is activated by an incoming call Warning During this procedure wear grounding wrist straps to avoid ESD damage to the card Do not directly touch the backplane with your hand or any metal tool or you could shock yourself Preventing Electrostatic Discharge Damage Step 1 A Electrostatic discharge ESD is a transfer of electrostatic charge between bodies of different electrostatic potentials such as an operator and a piece of electrical equipment It occurs when electronic components are improperly handled and it can damage equipment and impair electrical circuitry Electrostatic discharge is more likely to occur in the presence of synthetic fibers and dry atmosphere Always use the following ESD prevention procedures when removing and replacing components Wear an ESD preventive wrist strap that you
44. se of the word partner does not imply a partnership relationship between Cisco and any other company 0502R Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Copyright O 2005 Cisco Systems Inc All rights reserved Preface xi Obtaining Documentation xiv Cisco com xiv Documentation DVD xv Ordering Documentation xv Documentation Feedback xv Cisco Product Security Overview xvi Reporting Security Problems in Cisco Products xvi Obtaining Technical Assistance xvii Cisco Technical Support Website xvii Submitting a Service Request xviii Definitions of Service Request Severity xix Obtaining Additional Publications and Information xix Product Overview 1 1 Features 1 2 Router Overview 1 3 Front Panel 1 3 Back Panel 1 4 LED Functions 1 5 Installation 2 1 Preparing for Installation 2 1 Safety 2 1 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide a MW Contents Warnings 2 2 Preventing Electrostatic Discharge Damage 2 4 Unpacking the Box 2 5 Preventing Damage to the Router 2 6 Installing the Router 2 6 Connecting a Server PC or Workstation 2 6 Connecting an External Ethernet Switch Optional 2 8 Connecting to the Internet 2 10 Connecting a Broadband Modem 2 10 Connecting a Terminal or PC to the Console Port 2 11 Connecting the AC Adapter 2 12 Connecting the Console Port to an Async Modem 2 14 Checking the PC Configuration 2 16 Verifying Router Operation 2 17 Mounting the
45. sh memory 1 2 frequency specifications A 6 front panel figure 1 3 hardware based encryption 1 1 hazard defined xii high speed encryption 1 1 humidity specifications A 5 installation of the router 2 6 preparing for 2 1 2 5 IPSec Hardware Accelerator 1 2 L LAN port A 7 LEDs summary of functions table 1 5 use in performing troubleshooting 3 2 to 3 4 mounting of the router on table 2 18 P PC connecting to console port 2 11 PC configuration checking 2 16 pinouts console connector A 8 power problems 3 2 specifications A 6 power supply connecting 2 12 preventing damage to the router 2 6 problems after router is running table 3 4 during first startup table 3 2 router unpacking 2 5 to 2 5 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 Index W S Ww safety warnings 2 2 wall mounting of router SDRAM definition 1 2 description 2 18 server connecting 2 6 figure 2 20 software based encryption 1 1 WAN port 1 2 specifications warning defined xii Ethernet cable table A 9 warnings installation 2 2 maximum cable distance table A 9 weight specifications A 5 system A 5 workstation connecting 2 6 startup problems 3 2 straight through cable 1 1 system specifications table A 5 T table mounting of router 2 18 temperature specifications A 5 terminal connecting to console port 2 11 U unpacking the rou
46. t also need to refer to the following documents e Cisco IOS Release 12 0 Quality of Service Solutions Configuration Guide e Cisco IOS Security Configuration Guide Release 12 0 e Upgrading Memory in Cisco 800 Routers Obtaining Documentation Cisco documentation and additional literature are available on Cisco com Cisco also provides several ways to obtain technical assistance and other technical resources These sections explain how to obtain technical information from Cisco Systems Cisco com You can access the most current Cisco documentation at this URL http www cisco com univercd home home htm You can access the Cisco website at this URL http www cisco com You can access international Cisco websites at this URL http www cisco com public countries_languages shtml Cisco 831 Router and SOHO 91 Router Hardware Installation Guide EJ 78 14784 02 Preface Documentation Feedback Mi Documentation DVD Cisco documentation and additional literature are available in a Documentation DVD package which may have shipped with your product The Documentation DVD is updated regularly and may be more current than printed documentation The Documentation DVD package is available as a single unit Registered Cisco com users Cisco direct customers can order a Cisco Documentation DVD product number DOC DOCDVD from the Ordering tool or Cisco Marketplace Cisco Ordering tool http www cisco com en US partner orderi
47. ter 2 5 to 2 5 V voltage specifications A 6 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 5 W index Cisco 831 Router and SOHO 91 Router Hardware Installation Guide ua 78 14784 02
48. tion follow these steps Obtain a broadband or Ethernet connection from your service provider Remove the yellow Ethernet cables light blue console cable and product documentation from the plastic bag Remove the desktop power supply and the black power cord from the accessory kit Gather the Ethernet devices to be connected to the router hub servers workstations or PCs If you plan to configure the software using IOS commands via the console port provide a terminal or PC to connect to the console port 78 14784 02 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide J Chapter2 Installation Hi Preventing Damage to the Router Step4 If you plan to use the cable lock feature provide a Kensington or equivalent locking cable Preventing Damage to the Router Follow these guidelines when connecting devices to your router e Connect the color coded cables supplied by Cisco Systems to the color coded ports on the back panel e If you must supply your own cable see Appendix A for cabling specifications If this appendix does not provide specifications for a particular cable we strongly recommend ordering the cable from Cisco Systems Installing the Router To install the router you need to perform these tasks in the following order 1 Connect the Ethernet devices to the router 2 Connect the router to a broadband modem or Ethernet switch 3 Connect a terminal or PC to the router for software conf
49. ur 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 7411 Australia 1 800 805 227 EMEA 32 2 704 55 55 USA 1 800 553 2447 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide EIN 78 14784 02 Preface Obtaining Additional Publications and Information W 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 You and Cisco will commit all necessary resources around the clock to resolve the situation Severity 2 S2 Operation of an existing network is severely degraded or significant aspects of your business operation are negatively affected by inadequate performance of Cisco products You and Cisco will commit full time resources during normal business hours to resolve the situation Severity 3 S3 Operational performance of your network is impaired but most business operations remain functional You and Cisco will commit resources during normal business hours to restor
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