User Guide
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United States Government Legends
 Contents
 Managing Your HUB Using Quick Config Manager
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 Problem Solving
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 Important Safety Information
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Wichtige Sicherheitshinweise
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’INFORMATION DE Sécurité Importante
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Your HUB Addresses
 About this Guide
How to Use This Guide
This table shows where to find specific information
Introduction
 Icon conventions that are used in this guide are
Conventions
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Text conventions that are used in this guide are
 Introduction
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 Networking Terminology
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Networking Terminology
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 Creating Your Network
LEDs and Ports
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 LEDs And How To Use Them
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 Ports And How To Use Them
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 Workstation Connections
Before You Start
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Feet
 Hub Connections
Positioning the OfficeConnect Hub
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Water or moisture cannot enter the case of the unit
 Using the Rubber Feet and Stacking Clips
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 Connecting Workstations and Other Equipment to Your Hub
Wall Mounting the OfficeConnect Hub
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 Connecting OfficeConnect Hubs Together
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 Connecting Hubs Using 10BASE-2 Coax
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 Connecting Hubs Using 10BASE-T
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 Checking Hub Connections
Spot Checks
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At frequent intervals, visually check that
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 About Network Management
3Com Network Management
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 Why Manage Your Hub?
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 Connecting to the Hub and Managing
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Managing Through the Console Port
 Using a VT100 Terminal
Using Quick Config Manager
Using a VT100 Terminal Emulator
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Using an IP/IPX-based Network Management Application
Using a VT100 Terminal Emulator over Telnet
Managing Over the Network
 Remote Management Service
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 Managing Your HUB
Installing Quick Config Manager
Installation Requirements
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Running Quick Config Manager
Installation Procedure
Start Windows
 Configuring Multiple Hubs
Quick Config Manager Window Map
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 Accessing the Hub
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Click on OK
 Giving the Hub an IP Address
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You can also use the Community/Polling screen to
 IP Setup Dialog Box And Easy Setup Option
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 Resetting the Hub
Initializing the Hub
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 Viewing the Hub
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Double-clicking on the Zoom View
 Displaying Information About the Hub
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To display this information Do one of the following
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 Setting Up the Alert LED
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Alerts Panel
 Authentication Failure Enabled / Disabled
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 Monitoring
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 Monitoring Activity and Errors Statistics
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Frame Types Statistics
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Network Traffic Statistics
 Network Errors Statistics
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 10 Network Errors Graph
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 Configuring a Port
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11 Repeater Port Info Panel
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Media Type Shows the type of media connected to the port
 Hub Security
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 Configuring Security at Port Level
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Add Adds the MAC address to the Authorized addresses list
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Configuring Security at Hub Level
To configure security for a hub Do one of the following
Operation has timed out
 13 Security Configuration Panel
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 Resilience
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 Setting Up a Resilient Link Pair
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Resilient Link Rules
 To set up a resilient link pair
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Resilience Links panel, click on Create
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16 Create Resilient Pair Dialog Box
 Using the Hub to Monitor Other Devices
From the Configure menu, select General Info
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 Simply disable it by selecting Disable Click on OK
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 Additional Management
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Additional Management
VT100 User Interface
Screens
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Screen Components
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Special Keystrokes
 Repeater, Unit and Port Screens
Screen Map
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 Getting Started
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Main Banner
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Logon
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 Logoff
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Main Menu
Auto Logout
 Configuring and Viewing Setup Information
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 Bootp Select Enabled / Disabled
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Following four fields are used for IPX addressing
 Setting Up Traps
Status Enabled / Disabled
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 Connecting a Modem to the Console Port
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Serial Connection Terminal / Modem
 Configuring Local Security
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 Access levels are defined as
Console Port Enabled / Disabled
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 Configuring Users
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Creating Users
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Editing Users
 Polling a Remote Device
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Deleting Users
 Viewing Internal Version Numbers
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 Downloading a Software Upgrade
Software Upgrade screen, as shown
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 Problem Solving
Isolating a Problem
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 Problems When Using Your Hub
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 Problems When Using Quick Config Manager
Problems When Using VT100
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 Hub has been reset, see Resetting the Hub on
Problems When Using an IP/IPX-based Management Application
You forget your password
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 Babt Approval for U.K. Users Only Standards
DIMENSIONS, Standards and Cabling
Dimensions and Operating Environment
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 Cabling
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Straight-through Crossover
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Console Port
Examples of Null Modem Cables You Can Use
 Modem Cable Management Settings
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You need to set your management equipment to
 IP and IPX Addresses
IP Addresses
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 Obtaining a Network Number
USA InterNIC, Network Solutions
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Europe Ripe
 How IP Addresses Work
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Asia Pacific Network Information Centre APNIC-DOM
Classes
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Subnets
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Assigning IP Addresses to a Small, Contained Network
 IPX Addresses
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 Online Technical Services
Technical Support
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Access by Digital Modem
3ComFacts Automated Fax Service
408 654
 To use 3ComForum Log on to CompuServe
3ComForum on CompuServe Online Service
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Press Return to see the 3ComForum main menu
 Support from Your Network Supplier
Support from 3Com
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Support from 3Com
 Returning Products for Repair
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 Index
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Feet Flash Eprom software revision 5-21flow control Frame
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IP 1-4,3-1,4-7
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 VT100 1-4,3-1 keys 5-3 problems 6-3 starting
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Spare parts and spares kits Days
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Vcci Statement
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