3Com 3C13636 manual Maintaining the Router, Boot Menu

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3Com Router 3000 Ethernet Family

3. Starting and Maintaining the Router

Installation Guide

3.2 Maintaining the Router

3.2.1 Boot Menu

Start the router. When the information “Press Ctrl-B to enter Boot Menu” appears on the terminal screen, press <Ctrl+B>. The system displays:

Please input Boot ROM password :

Caution:

zPress <Ctrl+B> within three seconds after the prompt “Press Ctrl-B to Enter Boot Menu...?” appears to enter the Boot Menu. Otherwise, the system starts decompressing the program.

zIf you want to enter the Boot menu after the system starts decompressing the program, you need to reboot the router.

Type the correct password and press <Enter>. (If no Boot ROM password is configured, just press <Enter>.) The system accesses the following Boot menu:

Boot Menu:

1:Download application program with XMODEM

2:Download application program with NET

3:Clear configuration

4:Clear application password

5:Start up and ignore configuration

6:Enter debugging environment

7:Boot Rom Operation Menu

8:Do not check the version of the software

9:Exit and reboot

Enter your choice(1-9):

Note that:

1)To download an application program through XModem, see the section “3.2.2 Upgrading Programs through XModem”.

2)To download an application program through Ethernet, select <2>. This menu appears:

Net Port Download Menu:

1:Change Net Parameter

2:Download From Net

3:Exit to Main Menu Enter your choice(1-3):1

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Contents 3C13636 3Com Router 3000 Ethernet Family Installation Guide3Com Corporation Campus Drive Marlborough, MA 01752-3064 Table of Contents 3Com Router 3000 Ethernet Family Introduction Product OverviewAppearance Hardware Features of the 3Com Router 3000 Ethernet FamilyDescription System specificationsLEDs 3036Interface attributes Safety Precautions Installing the RouterPlacing the Router on a Tabletop/Workbench Installing the RouterMounting the Router on a Vertical Surface Connecting the AC-input power cord Connecting the Ground WireConnecting the Power Cord AC-input power supplyConnecting the console cable Connecting the Router to a Console TerminalConsole cable Connecting an Ethernet cable Connecting the Router to LANEthernet cable Verifying Installation Starting and Maintaining the Router Setting up a Configuration EnvironmentConnecting the router to a console terminal Setting terminal parameters3Com Router 3000 Ethernet Family 5Setting the terminal type Powering on the Router Maintaining the Router Boot MenuFei0 Upgrading an application program Upgrading Programs through XModemUpgrading the Boot ROM program Upgrading the extended segment of the Boot ROM program Upgrading Application Programs with NET Press Enter as prompted to have the router reboot Symptoms TroubleshootingTroubleshooting the Power System Troubleshooting the Configuration SystemRecovering/Replacing a Lost Boot ROM Password