3Com ENTERPRISE OS 11.3 manual Select Verify Upgrade Services Diagnose, Backing Up the Software

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64CHAPTER 7: BACKING UP AND RESTORING SOFTWARE

2Select Verify Upgrade Services (Diagnose).

A Status window appears showing the results of the diagnostic tests.

3If the Status window shows a failure, check the SNMP read/write community string for FTP/TFTP file transfer permissions.

If the Status window shows a success, click Home to continue with the backup.

Backing Up the Software

To back up the software, follow these steps:

1Run Upgrade Link if you have not already done so.

2Choose a bridge/router from the pop-up list in the Console page, or click New to enter the IP address or hostname. The pop-up list contains bridge/routers that you have upgraded or backed-up before.

3Select Backup and click Apply. The Settings page appears.

4Select the appropriate settings and click OK. The Backup page appears.

5Select the boot source you want to back up.

The box on the right shows information about the previous backups.

Assign a name to the current backup by entering a name in the edit box. Names can be only eight characters long and may only contain alphanumeric characters.

6Click Apply to begin the backup.

The Status window shows when the backup is complete.

7Click Home then Exit to exit Upgrade Link.

Using the Use the command-line utilities if you have a script or if you do not have a web Command-Linebrowser. Otherwise, use Upgrade Link as described on page 63.

Prediagnosing System Problems

Detect any problems with SNMP or FTP/TFTP connectivity using:

bcmdiagnose [-ftp -tftp] [<device> -h]

Where <device> is the IP address or hostname of the bridge/router or switch you are diagnosing.

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Contents Upgrading Enterprise OS Software 3Com Corporation Bayfront PlazaSanta Clara, California 95052-8145Contents Upgrading a BRIDGE/ROUTER Using the COMMAND-LINEUTILITIES Reference for the Upgrade Management Utilities Lossary Ndex 3COM Corporation Limited Warranty About this Guide ConventionsList conventions that are used throughout this guide Icon DescriptionText Conventions Convention DescriptionOverview Upgrade ToolsProcess Primary, Secondary, and Test Boot Sources Automatic or Manual RecoveryRules and Support Limitations Take Time to PlanOverview Installing the Utilities on a Network Management Station Installing the Utilities on a Unix System Preparing for InstallationWhere os is the directory for your operating system Version message may refer to Solaris 2.5 as SunOSReturn to normal privilege by entering To install only the upgrade utilities, enterOperating System Directory Name Bcmsteup -bootp Planning and Preparing Upgrade Setting Up a FileYou can choose to transfer files using FTP or Tftp Transfer MethodBcmsysupgrade -sfromnb -ftp device SuperStack II NETBuilder Token Ring Flash Memory Required forSuperStack II NETBuilder SI PathBuilder S5xx Switch FD FradSoftware Version CheckingPlanning Tables 10.1.3.24 11.0 BF Planning and Preparing the Upgrade Upgrading Using the Netbuilder Upgrade Link Application Preparing for the UpgradePrograms⇒ Remote Upgrade Utilities⇒Upgrade Link RemotelyAppears. describes the buttons on the bottom of the Status Button DescriptionAbort Verifying for To the switch or bridge/router by following these stepsUpgrading You must be logged in as root for this procedure Unix Upgrade page appears Select Upgrade and click ApplyFor Windows CD-ROM, use the following path Upgrading Using the Netbuilder Upgrade Link Application Upgrading Software Upgrading Using the Netbuilder Upgrade Link Application COMMAND-LINE Utilities Setting up for Tftp File Transfers FTP password is overwritten with the following text stringSetting up for FTP File Transfers Shown onInstalling Software on the NMSTo check which version you have installed, enter Windows \%tftpboot%\image\platform\SWFW\version\pkgFor UNIX, enter From a Tarred File, useBcmsysupgrade Utility UsingTo Upgrade Lists the most common bcmsysupgrade options Same options must be used to upgrade configuration filesFilenames NETBuilder systemPathBuilder S5xx Series Switch Copy the upgraded software to the bridge/router using Test your new software usingAccept your upgrade using Bridge/router reboots after the firmware is upgraded If the Bridge/Router or Switch Does Not BootBcmsysupgrade options -sfromnb -newhw device SETDefault -IP CONTrol = ROute Bcmsysupgrade -saccept -newhw device Enable a routing protocol. For example, enable RIP by using Bcmsysupgrade -stonb -m -newhw device Upgrading a BRIDGE/ROUTER Using the COMMAND-LINE Utilities Upgrading the Software Image Only Upgrading the Software Image only Using Upgrade Link Upgrading Select Upgrade and click Apply. The Upgrade page appears Click Home then Exit to exit Upgrade Link Command-Line UtilitiesCopy the new software to the bridge/router using Accept the upgrade usingEnterprise OS User InterfaceReboot the system by entering Backing UP and Restoring Software PrerequisitesBacking UP and Restoring Software You select and set up your file transfer method SoftwarePrediagnosing System Problems Select Verify Upgrade Services DiagnoseBacking Up the Software For Unix For WindowsEnable a routing protocol. For example, enable Ospf using Mapping Hostnames Using the etc/snmp.cfg File Verifying the Device for Restoring Select Verify Upgrade Services Diagnose then click ApplyRestoring the Software Command-Line Prediagnosing System Problems Detect any problems with Snmp or Tftp connectivity usingWhere backname is the name of the backup for the boot blocks If you are not replacing the hardware, useAccessing Reference for Upgrade Management UtilitiesDownloading Utility Descriptions Update Log FileSyntax To access the man pages for a specific utility, use Or to access help for a specific utility, useBcmbackup Getting HelpFtp -tftp ProcessBcmconfig WithBcmctrl Bcmdf Bcmdiagnose Bcminstall Tar path Installs a tarred package fileNetwork management station Cdrom pathBcmloadconfig -l are mutually exclusiveBcmrestore BcmnbrusBcmsetup BcmsysupgradeBcmuname Bcmupdate UpgradeLink Troubleshooting Troubleshooting ErrorGetting Help GeneralCode Meaning Troubleshooting Messages InstallationHardware-Related Validating the Snmp Testing Snmp read access Required programsNot consistent Determining Pinging IP address ConnectivitySnmp read access OK Testing Snmp write accessSnmp write access OK Creating an Upgrade FileAction Check with your systems administrator Meaning Meaning This is a status message Action NoneRemote test files Meaning This is an information message Action NoneDownloading an Upgrade File File transfers using Tftp are OKAppendix a Troubleshooting Choosing a Software Package NETBuilder II UpgradeMigration Path From Version To Version Recommended UpgradeFrom Version 8.2/8.3 To Version NETBuilder II Software Package Migration to NETBuilder Upgrade SuperStackFrom Version 9.0/9.1/9.3/10.1 To Version 32x Series From Version 8.3/9.0/9.1/9.3 To VersionFrom Version To Version 42x Series From Version 8.0/8.1 From Version 9.0/9.1/9.3 To VersionNETBuilder SI Upgrade OfficeConnect OfficeConnect Software Package Migration toFrom Version 10.2 model To Version 13x only PathBuilder Software Package Migration to Appendix B Choosing a Software Package Mounting the CD-ROMON a C Unix Platform MountingCD-ROM on SolarisAt the command prompt on the remote system, enter Change directories to /etc/init.d and enterEnter You may need to start the NFS daemonsMounting the CD-ROM on HP-UX Remote CD-ROM DriveOpen a command window Insert the CD-ROM Enter Mounting the CD-ROM on IBM AIX 4.1.x ThroughUnmounting CD-ROMAppendix C Mounting the CD-ROMON a Unix Platform Technical Support ServicesOnline Technical Access by Analog Modem Access by Digital Modem847 262 408 727Country Telephone Number Asia Pacific Rim EuropeEurope, South Africa, and Middle East Latin AmericaCountry Telephone Number Fax Number Glossary NMS See network management station Glossary Glossary Index NumbersIndex 3Com Corporation Limited Warranty Disclaimer

ENTERPRISE OS 11.3 specifications

3Com Enterprise OS 11.3 is a robust network operating system designed specifically for enterprise-level applications, offering a comprehensive suite of features and technologies that enhance network performance, reliability, and security. Engineered for the needs of large organizations, this operating system integrates advanced functionalities that ensure efficient management of network resources.

One of the key features of 3Com Enterprise OS 11.3 is its enhanced routing capabilities. It supports dynamic routing protocols like OSPF and RIP, ensuring optimal path selection and efficient use of network bandwidth. This enables seamless communication across multiple network segments, reducing latency and improving overall system responsiveness.

Another significant characteristic of this OS is its powerful network management tools. The built-in management functionalities provide administrators with an intuitive interface to monitor, configure, and troubleshoot network devices in real time. With features like SNMP (Simple Network Management Protocol) support, network visibility is improved, allowing for efficient performance monitoring and rapid response to potential issues.

Security is a critical focus for 3Com Enterprise OS 11.3, which includes comprehensive measures such as access control lists (ACLs), robust authentication methods, and support for Virtual Private Networks (VPNs). These security features safeguard sensitive data and ensure that only authorized users can access network resources, mitigating the risk of unauthorized access and potential data breaches.

The operating system is also designed for scalability, accommodating the growing needs of enterprise environments. Its modular architecture allows for the integration of additional features and services without sacrificing performance. This flexibility makes it suitable for both small businesses and large enterprises, adapting to various networking requirements as they evolve.

Furthermore, 3Com Enterprise OS 11.3 facilitates quality of service (QoS) management, which prioritizes critical network traffic. By ensuring that time-sensitive applications receive the bandwidth they need, the OS enhances the performance of voice, video, and data services, which is crucial for maintaining high productivity levels.

In summary, 3Com Enterprise OS 11.3 stands out with its advanced routing capabilities, robust network management tools, enhanced security features, scalability, and QoS management. These characteristics make it an ideal solution for enterprises seeking a reliable and efficient network operating system to support their complex networking needs.
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