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3Com
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2Properties dialog box
Models:
2900
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Specs
Install
RJ-45 Signal Direction DB-9
Password
Connecting the Pgnd Cable
Configuration Terminal Failure
Connection Procedure
How to
Safety
Power Supply System
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Image 49
Figure
5-2
Properties dialog box
Figure
5-3
Modify the baud rate
Step3
Select
Call
>
Call
to reestablish the connection.
5-7
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Image 49
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Contents
3Com Baseline Switch 2900 Family
Environmental Statement
Organization
About This Manual
Conventions
Obtaining Documentation
Related Documentation
Manual Description
Table of Contents
Page
Introduction
Product Overview
Page
Power Supply System
3Com Baseline Switch 2920-SFP Plus
Front Panel
Rear Panel
3Com Baseline Switch 2928-SFP Plus
3Com Baseline Switch 2952-SFP Plus
3Com Baseline Switch 2928-PWR Plus
3Com Baseline Switch 2928-HPWR Plus
Ports
Specification
Console Port
10/100/1000Base-T Ethernet Port
1000Base-X SFP Interface
Transceiver Central Connector Type
Fiber
Max Transmis Sion Distance
LEDs
Power LED
RPS Status LED
Port Ethernet port status Switch model Mode Meaning
Port Mode LED
10/100/1000Base-T Auto-Sensing Ethernet Port Status LED
LED
1000Base-X SFP Interface Status LED
Safety Precautions
Installation Preparations
Installation Site
Temperature/Humidity
Electromagnetic Susceptibility
Laser Safety
Dust concentration limit in the equipment room
Gas Maximum concentration mg/m
Installation Tools
Introduction to Mounting Brackets
Installing a Switch
Model Mounting bracket Description
Attaching the Mounting Brackets to a Switch
See -6 , Figure
Model Mounting position Description
Mounting the Switch to a Rack
Page
Connecting the Pgnd Cable
Mounting the Switch on a Workbench
When a Grounding Strip is Available
Page
Other Installation Sites
Where a Grounding Conductor Can be Buried
When the switch is AC-powered
Connecting an AC Power Cord
Connecting the Power Cord
Connecting an RPS DC Power Cord
Verifying the Installation
Page
Setting Up the Configuration Environment
Initial Power-On
Connecting the Console Cable
RJ-45 Signal Direction DB-9
Connection Procedure
Setting Terminal Parameters
4Set the serial port used by the HyperTerminal connection
6HyperTerminal window
Checking Before Power-On
Booting the Switch
Powering On the Switch
Describes the fields above 2Description on the fields
Enter 9. The system prompts you to change the startup mode
Changing the Boot Mode
Enter Y. The system displays the following information
User interface aux0 is available Press Enter to get started
Loading Files Through the Boot ROM Menu
Approaches for Loading Application and Configuration Files
Loading Software
Introduction to the Boot ROM Menu
Loading a Boot ROM file
Loading Files Using Xmodem Through Console Port
Introduction to Xmodem
Change the rate of the serial port on the terminal
Task Remarks
Description
Page
2Properties dialog box
5Transfer menu
Restoring the download rate to the default
Page
Introductin to Tftp
Loading Files Using Tftp Through Ethernet Port
Load File Name
Loading an application file
Introduction to FTP
Loading Files Using FTP Through Ethernet Port
Parameters are described in Table
5Description of the FTP parameters
Loading an application file
Password Loss
Maintenance and Troubleshooting
User Password Loss
Boot ROM Password Loss
With AC power input
Power Supply Failure
With RPS power input
With both AC and RPS power supplies
Troubleshooting when there is no terminal display
Configuration Terminal Failure
Troubleshooting when the terminal display is illegible
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