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Fax: 408 

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Cisco 831 Router and SOHO 91 
Router Hardware Installation Guide

Customer Order Number: DOC-7814784=
Text Part Number: 78-14784-02

Summary of Contents for 831 - 831 EN Broadband Router

Page 1: ...0 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 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide Customer Order Number DOC 7814784 Text Part Number 78 14784 02 ...

Page 2: ...difying 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 ...

Page 3: ...t 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 affili...

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Page 5: ...ecurity 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 Pre...

Page 6: ... 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 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 Starti...

Page 7: ...rdware Installation Guide 78 14784 02 Contents 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 I N D E X ...

Page 8: ...Contents x Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ...

Page 9: ...is to connect the router to the network as quickly as possible Organization This guide contains the following information Chapter 1 Product Overview Describes the routers and their features Chapter 2 Installation Provides information on preinstallation procedures mounting and connecting of the routers and verifying the router connections Chapter 3 Troubleshooting Describes problems that might deve...

Page 10: ...chuwingssymbool 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 Tämä varoitusmerkki merkitsee vaaraa Olet tilanteessa joka voi johtaa ruumiinvamma...

Page 11: ...ade Før du utfører arbeid på utstyr må du vare oppmerksom på de faremomentene som elektriske kretser innebærer samt gjøre deg kjent med vanlig praksis når det gjelder å unngå ulykker Aviso Este símbolo de aviso indica perigo Encontra se numa situação que lhe poderá causar danos físicos Antes de começar a trabalhar com qualquer equipamento familiarize se com os perigos relacionados com circuitos el...

Page 12: ...o refer to the following documents Cisco IOS Release 12 0 Quality of Service Solutions Configuration Guide Cisco IOS Security Configuration Guide Release 12 0 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 sectio...

Page 13: ...rdering tool http www cisco com en US partner ordering 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 Registered Cisco com users Cisco direct customers can order Cisco product documentation from the Order...

Page 14: ...in Cisco products Obtain assistance with security incidents that involve Cisco products 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 Real...

Page 15: ...x ex act on In an emergency you can also reach PSIRT by telephone 1 877 228 7302 1 408 525 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 ad...

Page 16: ... 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...

Page 17: ...rs 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 restore 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 b...

Page 18: ...ation 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 Maga...

Page 19: ...ity 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 con...

Page 20: ...bles 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 provid...

Page 21: ...hows 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 Front Panel of Cisco 831 Router 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 RJ 45 One 10BASE T RJ 45 RJ 45 SOHO 91 Four 10 100 BASE T RJ 45 One...

Page 22: ...port 4 of the built in switch connects to Ethernet network devices 5 Console port connects to PC or terminal 2 Ethernet port 3 of the built in switch connects to Ethernet network devices 6 WAN port connects to Internet or switch 3 Ethernet port 2 of the built in switch connects to Ethernet network devices 7 Input jack connects to power supply 4 Ethernet port 1 of the built in switch connects to Et...

Page 23: ...switch Status Green On when Ethernet 1 connects to the Ethernet interface successfully Blinks when Ethernet 1 receives or sends data or when data passes through Ethernet 1 E2 port 1 of built in switch Status Green On when Ethernet 2 connects to the Ethernet interface successfully Blinks when Ethernet 2 receives or sends data or when data passes through Ethernet 2 E3 port 1 of built in switch Statu...

Page 24: ...Chapter 1 Product Overview Router Overview 1 6 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ...

Page 25: ...er Installing the Router Verifying Router Operation Mounting the Router Connecting to a Website 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...

Page 26: ...power supplies unplug the power cord on AC units disconnect the power at the circuit breaker on DC units Warning This equipment is intended to be grounded Ensure that the host is connected to earth ground during normal use 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 ...

Page 27: ...the system or connect or disconnect cables during periods of lightning activity Warning 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 If the symbol of suitability with an overlaid cros...

Page 28: ...f Preventing Electrostatic Discharge Damage 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 presen...

Page 29: ...ct your customer service representative To prepare for installation follow these steps Step 1 Obtain a broadband or Ethernet connection from your service provider Step 2 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 ...

Page 30: ...he 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 configuration using the command line interface CLI or troubleshooting 4 Connect the router to the power source 5 ...

Page 31: ...ng the Router 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 ETHERNET 10BASET COMPUTERS E0 4 3 2 1 Cisco 831 ETHERNET 10BASET INTERNET E1 18VDC CONSOLE 2 1 4 5 3 ON OFF ...

Page 32: ...d off until 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...

Page 33: ... 2 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 1 Built in Ethernet switch port 4 on the router 2 An available port on the external Ethernet switch INTERNET E1 4 3 2 1 Cisco 831 18VDC CONSOLE ETHERNET 10BASET COMPUTERS E0 ETHERNET 10BASET ON OFF MODE Catalyst 3500 SERIES...

Page 34: ...lso 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 Perform the following steps to connect the router to an installed DSL cable or long reach Ethernet modem Step 1 Connect one end of the yellow cable to the router s Ethernet Internet port 1 Cisco 831 router s Ethernet Internet port 2 An avai...

Page 35: ...e Cisco Router Web Setup CRWS software The CRWS software is installed on your router at the factory See 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 comma...

Page 36: ...uter console port Step 2 Connect the DB 9 connector to a terminal or PC Connecting the AC Adapter 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 systems 1 Console port...

Page 37: ... than 120 VAC 15A U S 240 VAC 16A international is used on the phase conductors all current carrying conductors 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 1 Cisco 831 router 4 Desktop power adapter 2 Router input jack 5 Power cord plug 3 Power cord 82019 4 3 2 1 Cisco 831 18VDC CONSOLE 5...

Page 38: ...nc Modem 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 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 por...

Page 39: ... 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 4 3 2 1 Cisco 831 18 VDC CONSOLE ETHERNET 10BASET COMPUTERS E0 ETHERNET 10BASET INTERNET E1 ON OFF 2 4 5 82567 1 2 ABC 3 DEF 4 5 JKL GHI 6 MNO 7 8 TUV PQRS 9 WXYZ 0 OPER 3 1 ...

Page 40: ...at 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 Step 1 Start the PC and open the Control Panel Step 2 Click the Network icon to display the Network window Step 3 Verify that TCP IP has been added and associated with the Ethernet adapter TCP IP is shown as a cable ico...

Page 41: ...er Operation Power Link LEDs to Check Normal Patterns Power OK On when power is supplied to router To servers PCs or workstations connected to port 1 2 3 or 4 of the built in Ethernet switch COMPUTERS 1 2 3 or 4 INTERNET RXD INTERNET TXD COMPUTERS 1 2 3 or 4 is on when the LAN port is physically connected to a server PC or workstation INTERNET RXD blinks when a port on the built in Ethernet switch...

Page 42: ...outer sides 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 Caution...

Page 43: ... 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 r...

Page 44: ...ter 2 20 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 Figure 2 8 Mounting Router on Wall O K 4 3 2 1 I N T E R N E T E C O M P U T E R S T X D R X D 1 R X D T X D C I S C O 8 0 0 S E R I E S 80288 1 5 6 4 3 2 7 ...

Page 45: ...he 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...

Page 46: ... 3 or 4 Step 2 Open a web browser Make sure that the browser is set to work in online mode In Internet Explorer click the File menu and verify that the work offline option is unchecked In Netscape the default selection in the File menu is set to work online Step 3 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 htt...

Page 47: ... 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 Step 4 Click the Router Setup link in the Cisco Router We...

Page 48: ...Chapter 2 Installation What to Do If You Cannot Connect to a Website 2 24 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ...

Page 49: ...unning For more information on 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 Router model and serial number on the back panel Maintenance agreement or warr...

Page 50: ...upply are secure 3 Make sure that the power outlet has power 4 If the problem continues the power supply could be faulty Contact your Cisco reseller No connection to modem or Ethernet switch Internet LED is off A cable related problem Improperly connected cable Damaged cable Perform the following tasks in order 1 To make sure that you have cabled the device correctly see the Connecting a Server PC...

Page 51: ...der another cable from Cisco Systems or replace it with a similar cable Cannot connect to the Internet Broadbandmodem or external Ethernet switch is not connected or turned on There is a problem with the broadband or WAN service Router is improperly configured Reconnect the broadband modem or external Ethernet switch and make sure that it is receiving power Check with the Internet service provider...

Page 52: ...s 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 Disconnected cable Damaged cable Perform the following tasks in order 1 Make sure that the connectors at both ends of the cable are secure 2 Make ...

Page 53: ...rs 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 lb 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...

Page 54: ...ance 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 Router Power AC input voltage 100 to 240 VAC Frequency 50 to 60 Hz Power consumption Maximum of 18W Voltage 18 VDC Table A 1 System Specifications continued Description Design S...

Page 55: ...e 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 Pin Function 1 RX 2 RX 3 TX 4 Un...

Page 56: ...C Table A 3 Console Connector Pinouts RJ 45 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 One stop bit Cabling Specifications This section provides specifications for the following Ethernet cables which you might need to provide Straight through cable Crossover cable Pin Functi...

Page 57: ...net LAN port Ethernet Cable Specifications Table A 4 provides the specifications for straight through and crossover Ethernet cables 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 4 Ethernet Cable Specifications Type Category 10BASE T Category 3 or 5 100BASE T Category 5 or above Table A 5 Maximum Cable D...

Page 58: ...Appendix A Specifications and Cables Cabling Specifications A 10 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ...

Page 59: ...uter 2 5 maximum distance of A 9 specifications table A 9 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 m...

Page 60: ...n 1 1 humidity specifications A 5 I 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 M 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 sup...

Page 61: ...tance table A 9 system A 5 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 router 2 5 to 2 5 V voltage specifications A 6 W wall mounting of router description 2 18 figure 2 20 WAN port 1 2 warning defined xii warnings installation 2 2 weight speci...

Page 62: ...Index IN 4 Cisco 831 Router and SOHO 91 Router Hardware Installation Guide 78 14784 02 ...

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