Document Outline

• Contents
• About This Guide
  • Introduction
    • Terminology
  • Finding Information in This Guide
  • Conventions
  • Command Syntax Symbols
  • Line-Editing Commands
  • Related Publications
• Switch 3800 Overview
  • About the Switch3800
  • Summary of Features
    • Port Connections
    • Full-duplex
    • Port Redundancy
    • Load Sharing
    • Switch Operation
      • Virtual LANs (VLANs)
      • Priority Access Control Enabled (PACE)
      • Spanning Tree Protocol (STP)
      • IP Unicast Routing
  • Network Configuration Example
  • Switch 3800 Front View
    • Ports
    • LEDs
  • Switch 3800 Rear View
    • Power Socket
    • Serial Number
    • MAC Address
    • Console Port
  • Factory Defaults
• Installation and Setup
  • Following Safety Information
  • Determining the Switch 3800 Location
    • Configuration Rules for Ethernet
  • Installing the Switch 3800
    • Rack Mounting
    • Free-Standing
    • Stacking the Switch and Other Devices
  • Connecting Equipment to the Console Port
  • Powering-up the Switch
  • Checking the Installation
    • Power On Self-Test (POST)
  • Logging on for the First Time
• Accessing The Switch
  • Security Access Levels
    • User Access Level
    • Administrator Access Level
    • Default Accounts
      • Adding a Password to the Default admin Account
    • Creating a Management Account
      • Changing Account Passwords
      • Viewing Switch Accounts
      • Deleting a Switch Account
  • Methods of Managing the Switch 3800
    • Using the Console Interface
  • Using Telnet
    • Configuring Switch IP Parameters
      • Using a BOOTP Server
      • Manually Configuring the IP Settings
    • Disconnecting a Telnet Session
    • Disabling Telnet Access
  • Using SNMP
    • Accessing Switch Agents
    • Saving Configuration Changes
    • Supported MIBs
    • Supported Traps
    • Configuring SNMP Settings
    • Displaying SNMP Settings
    • Resetting and Disabling SNMP
  • Checking Basic Connectivity
    • Ping
    • Traceroute
  • Configuring Ports
    • Enabling and Disabling Ports
    • Configuring Autonegotiation
    • 10/100 port settings
    • Gigabit port settings
  • Load Sharing
    • Configuring Load Sharing
    • Verifying the Load Sharing Configuration
    • Current Limitations of Load Sharing
  • SmartRedundancy
  • Port Commands
• Commands
  • Understanding the Command Syntax
    • Syntax Helper
    • Command Completion
    • Abbreviated Syntax
    • Command Shortcuts
    • Numerical Ranges
    • Names
    • Symbols
  • Line-Editing Commands
  • Command History Substitution
  • Common Commands
  • Switch 3800 Commands
    • General Switch Commands
    • User Account Commands
    • Switch Management Commands
    • VLAN Commands
    • Protocol Commands
    • FDB Commands
    • Port Commands
    • PACE Commands
    • STP Commands
    • Basic IP Commands
    • IP ARP Commands
    • IP Route Table Commands
    • ICMP Commands
    • RIP Commands
    • Logging Commands
    • Configuration and Image Commands
• Virtual LANs (VLANs)
  • Overview of Virtual LANs
    • Benefits
    • Types of VLANs
      • Port-Based VLANs
      • Expanding Port-Based VLANs Across Switches
      • Tagged VLANs
      • Uses of Tagged VLANs
      • Assigning a VLAN Tag
      • Mixing Port-based and Tagged VLANs
    • Protocol-based VLANs
      • Predefined Protocol Filters
      • Defining Protocol Filters
    • VLAN Names
      • The Default VLAN
  • Configuring VLANs on the Switch 3800
    • VLAN Configuration Examples
  • Displaying VLAN Settings
  • Deleting and Resetting VLANs
• Switch Forwarding Database (FDB)
  • Overview of the FDB
    • FDB Contents
    • FDB Entry Types
    • PACE Prioritization
    • How FDB Entries are Added
  • Configuring FDB Entries
    • FDB Configuration Example
  • Displaying FDB Entries
  • Removing FDB Entries
• Spanning Tree Protocol (STP)
  • Overview of the Spanning Tree Protocol
    • How STP Works
      • Initialization
      • Stabilization
      • Reconfiguration
  • Spanning Tree Domains
    • Defaults
  • STP Configurations
  • STP Configurations to Avoid
  • Creating STP Domains
  • Enabling STP on the Switch
  • Configuring STP
    • Configuration Example
  • Displaying STP Settings
  • Disabling and Resetting STP
• IP Unicast Routing
  • Overview of IP Unicast Routing
    • Router Interfaces
    • Populating the Routing Table
      • Dynamic Routes
      • Static Routes
      • Multiple Routes
  • Configuring IP Unicast Routing
  • Verifying the IP Unicast Routing Configuration
  • Configuring DHCP/BOOTP Relay
    • Verifying the DHCP/BOOTP Relay Configuration
  • Routing Configuration Example
  • Displaying Router Settings
  • Resetting and Disabling Router Settings
• Status Monitoring and Statistics
  • Status Monitoring
  • Port Statistics
  • Port Errors
  • Switch Logging
    • Local Logging
      • Real-time Display
    • Remote Logging
    • Logging Commands
  • RMON
    • About RMON
    • About the RMON Groups
      • Statistics
      • History
      • Alarms
      • Events
    • Benefits of RMON
      • Improving Efficiency
      • Allowing Proactive Management
      • Reducing the Traffic Load
    • RMON and the Switch
    • RMON Features of the Switch
    • About Event Actions
• Software Upgrade and Boot Options
  • Upgrading the Software
    • Rebooting the Switch
  • Saving Configuration Changes
    • Returning to Factory Defaults
  • Boot Option Commands
• Safety Information
  • Important Safety Information
    • Power
    • Power Cord
    • Fuse
    • Fiber Optic Ports
    • Lithium Battery
  • L’information de Sécurité Importante
    • Power
    • Cordon électrique
    • Fuse
    • Ports pour fibres optiques
    • Batterie au lithium
  • Wichtige Sicherheitsinformat ionen
    • Power
    • Power Cord
    • Fuse
    • Faseroptikanschlüsse - Optische Sicherheit
    • Lithiumbatterie
• Technical Specifications
• Troubleshooting
  • LEDs
  • Using the Command-Line Interface
    • VLANs
    • STP
    • Routing
• Technical Support
  • Online Technical Services
    • World Wide Web Site
    • 3Com Bulletin Board Service
      • Access by Analog Modem
      • Access by Digital Modem
    • 3ComFactsSM Automated Fax Service
    • 3ComForum on CompuServe® Online Service
  • Support from Your Network Supplier
  • Support from 3Com
  • Returning Products for Repair
• Glossary
• Index
• 3Com Corporation Limited Warranty