Document Outline

• About This Guide
  • Introduction
  • Audience
  • How to Use This Guide
  • Conventions
  • Related Documents
    • 3Com Documents
    • Cisco Documents
    • Reference Documents
• Introduction
  • Product Overview
    • Edge Router Module Operation
    • Edge Router Module Architecture
  • Edge Router Module Features
    • Software Options
    • Topology Switching
    • Network Reliability
    • IOS Router Software Updates
    • Memory Upgrades
• Installing the Edge Router Module
  • Installation Flowchart
  • Precautionary Procedures
  • Quick Installation
    • Quick Installation for Unmanaged Hubs
    • Quick Installation for Managed Hubs
  • Unpacking Procedures
  • Verifying Jumper Plug Positions
  • Configuring DIP Switches
    • Configuring the ONline Carrier DIP Switches
      • Selecting a Network
      • Isolating the ONline Edge Router Module
    • Configuring the ONcore Carrier DIP Switches
      • Enabling or Disabling NVRAM Configuration
      • Selecting a Network
  • Installing the ONline Edge Router Module
  • Installing the ONcore Edge Router Module
• Configuring the Edge Router Module
  • Managed Configuration Overview
    • 3Com Management Modules
    • Using Management Commands
    • Using ONdemand NCS
    • Carrier Configuration Tasks
  • Attaching a Management Terminal
  • Configuring the Carrier in a Managed ONline Hub
    • Selecting a Network
    • Saving the Configuration
  • Configuring the Carrier in a Managed ONcore Hub
    • ONcore Carrier Configuration Sources
      • DMM Settings
      • Carrier NVRAM Settings
      • Carrier DIP Switch Settings
      • Carrier Default Settings
    • Hot Swapping an ONcore Module
    • Determining the Configuration Source
    • Selecting a Network
    • Saving the Configuration
  • Configuring the Edge Router Engine
    • Attaching a Terminal to the Console Port
    • Using the Terminal to Configure the Edge Router En...
• Monitoring Edge Router Module Operation
  • Monitoring Edge Router Module Operation
  • Showing Module Configuration and Status
    • Using the SHOW MODULE Command
    • Using the SHOW PORT Command
• Troubleshooting
  • Troubleshooting Startup Problems
    • Troubleshooting Router-Specific Problems
    • Troubleshooting Mailbox Interface Problems
    • Troubleshooting 3Com Carrier Problems
  • Troubleshooting Network Connectivity Problems
  • Troubleshooting WAN Connectivity Problems
  • Correcting Operating Malfunctions
• Specifications
  • General Specifications
  • Electrical Specifications
  • Environmental Specifications
  • Mechanical Specifications
  • Hub Capacities
    • ONline Hub Capacities
    • ONcore Hub Capacities
  • Cable Pinouts
    • Console Port Pinouts
      • DTE Console Port
      • Mini-DIN to DB-25 Modem Cable
    • Auxiliary Port Pinouts
      • Mini-DIN to DB-25 Modem Cable
    • DB-25 Null Modem Cable
    • Serial Port Pinouts
      • EIA-530 DTE Synchronous Serial Cable Pinouts
      • RS-232 DTE and DCE Serial Cable Pinouts
      • RS-449 DTE and DCE Serial Cable Pinouts
      • V.35 DTE and DCE Serial Cable Pinouts
      • X.21 DTE and DCE Serial Cable Pinouts
• Technical Support
  • Online Technical Services
    • 3Com Bulletin BoardService
      • Access by Analog Modem
      • Access by Digital Modem
    • World Wide Web Site
    • 3ComForum on CompuServe
    • 3ComFactsAutomated Fax Service
  • Support From Your Network Supplier
  • Support From 3Com Corporation
  • Returning Products for Repair
  • Accessing the 3Com ISD MIB
  • Contacting 3Com ISD Technical Publications
• Index
• Limited Warranty