3Com 2900 manual Introduction to the Boot ROM Menu

Page 44

Introduction to the Boot ROM Menu

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3COM 2928-SFP Plus BOOTROM, Version 102

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Creation Date

: Jan 8 2009

CPU Type

: ARM926

CPU L1 Cache

: 32KB

CPU Clock Speed

: 333MHz

Memory Type

: DDR2 SDRAM

Memory Size

: 128MB

Flash Size

: 128MB

CPLD Version

: 001

PCB Version

: Ver.A

Mac Address

: 000ef2002900

Press Ctrl-B to enter Extended Boot menu...1

When the system displays “Press Ctrl-B to enter Extended Boot menu”, press Ctrl + B. Then, the following prompt is displayed:

Please input BootRom password:

z

z

z

By default, the system starts up in fast mode and the waiting time here is one second. If you set the startup mode to normal, the waiting time is five seconds. For the setting of the startup mode, refer to “Changing the Boot Mode” on page 4-7.

To enter the Boot ROM menu in fast mode, you need to press Ctrl + B within one second when the system displays “Press Ctrl-B to enter Boot Menu”. Otherwise, the system starts decompressing the application files.

You need to restart the switch if you want to enter the Boot ROM menu after the application files are decompressed.

Enter the Boot ROM password (the initial password is null). Then the system displays the Boot ROM menu.

BOOT MENU

1.Download application file to flash

2.Select application file to boot

3.Display all files in flash

4.Delete file from flash

5-2

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Contents 3Com Baseline Switch 2900 Family Environmental Statement Conventions About This ManualOrganization Manual Description Related DocumentationObtaining Documentation Table of Contents Page Product Overview IntroductionPage 3Com Baseline Switch 2920-SFP Plus Power Supply SystemFront Panel Rear Panel3Com Baseline Switch 2928-SFP Plus 3Com Baseline Switch 2952-SFP Plus 3Com Baseline Switch 2928-PWR Plus 3Com Baseline Switch 2928-HPWR Plus Specification PortsConsole Port 10/100/1000Base-T Ethernet PortTransceiver Central Connector Type 1000Base-X SFP InterfaceFiber Max Transmis Sion DistanceRPS Status LED Power LEDLEDs 10/100/1000Base-T Auto-Sensing Ethernet Port Status LED Port Mode LEDPort Ethernet port status Switch model Mode Meaning LED 1000Base-X SFP Interface Status LED Installation Preparations Safety PrecautionsInstallation Site Temperature/HumidityLaser Safety Electromagnetic SusceptibilityDust concentration limit in the equipment room Gas Maximum concentration mg/mInstallation Tools Model Mounting bracket Description Installing a SwitchIntroduction to Mounting Brackets Attaching the Mounting Brackets to a Switch Model Mounting position Description See -6 , FigureMounting the Switch to a Rack Page When a Grounding Strip is Available Mounting the Switch on a WorkbenchConnecting the Pgnd Cable Page When the switch is AC-powered Where a Grounding Conductor Can be BuriedOther Installation Sites Connecting the Power Cord Connecting an AC Power CordVerifying the Installation Connecting an RPS DC Power CordPage Initial Power-On Setting Up the Configuration EnvironmentConnecting the Console Cable RJ-45 Signal Direction DB-9Setting Terminal Parameters Connection Procedure4Set the serial port used by the HyperTerminal connection 6HyperTerminal window Powering On the Switch Booting the SwitchChecking Before Power-On Describes the fields above 2Description on the fields Changing the Boot Mode Enter 9. The system prompts you to change the startup modeEnter Y. The system displays the following information User interface aux0 is available Press Enter to get started Loading Software Approaches for Loading Application and Configuration FilesLoading Files Through the Boot ROM Menu Introduction to the Boot ROM Menu Introduction to Xmodem Loading Files Using Xmodem Through Console PortLoading a Boot ROM file Task Remarks Change the rate of the serial port on the terminalDescription Page 2Properties dialog box 5Transfer menu Restoring the download rate to the default Page Loading Files Using Tftp Through Ethernet Port Introductin to TftpLoad File Name Loading an application file Loading Files Using FTP Through Ethernet Port Introduction to FTPParameters are described in Table 5Description of the FTP parameters Loading an application file Maintenance and Troubleshooting Password LossUser Password Loss Boot ROM Password LossPower Supply Failure With AC power inputWith RPS power input With both AC and RPS power suppliesTroubleshooting when the terminal display is illegible Configuration Terminal FailureTroubleshooting when there is no terminal display