Cisco Systems Cisco 837 manual Obtaining Technical Assistance, Cisco Technical Support Website

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Preface

Obtaining Technical Assistance

•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 date in this public key server list:

http://pgp.mit.edu:11371/pks/lookup?search=psirt%40cisco.com&op=index&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 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

Cisco 837 Router and SOHO 97 Router Hardware Installation Guide

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Contents Corporate Headquarters Page Copyright 2005 Cisco Systems, Inc. All rights reserved Page N T E N T S Connecting a Server, PC, or Workstation Vii Viii Organization AudienceConventions Preface Related Documentation Obtaining DocumentationCisco.com Documentation Feedback Documentation DVDOrdering Documentation Cisco Product Security Overview Reporting Security Problems in Cisco ProductsCisco Technical Support Website Obtaining Technical AssistanceXvi Submitting a Service RequestObtaining Additional Publications and Information Definitions of Service Request SeverityXviii Product Overview Feature Description FeaturesRouter Overview Cisco 837 Front Panel Front PanelsCisco 837 Back Panel Back PanelLED LED FunctionsInstallation Safety Preparing for InstallationInstallation Preparing for Installation Preventing Electrostatic Discharge Damage Ordered Separately Unpacking the BoxPreventing Damage to the Router Mounting the Router Mounting on a TableMounting on a Wall Wall-Mounting Brackets Bottom of Router To mount the router, follow the steps given after Figure Installing the Router Connecting a Server, PC, or Workstation Connecting Ethernet DevicesConnecting a Server, PC, or Workstation to the Router Connecting an Adsl Line Connecting an Adsl Line to a Wall Jack Console port on the router DB-9 connector Connecting the AC Adapter Connecting the AC Adapter Connecting the Console Port to an Async Modem Connecting the Console Port to an Async Modem Using the Router LEDs to Check Links Configuring the RouterChecking the PC Configuration Using Cisco Router Web Setup to Configure the Router Installation Using the Router LEDs to Check Links Installation Using the Router LEDs to Check Links Installation Using the Router LEDs to Check Links Before You Call Your Cisco Reseller TroubleshootingSymptom Problem Solutions Problems During First StartupProblems After Router Is Running Troubleshooting Problems After Router Is Running System Specifications Specifications and CablesDescription Design Specification Router Power Port Connector PinoutsDSR CTS Cabling Specifications Ethernet Cable SpecificationsMaximum Cable Distances Numerics IN-6 IN-7 IN-8