3Com Version 8.1.2 manual 3Com Corporation 5400 Bayfront Plaza Santa Clara, California

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3Com Corporation 5400 Bayfront Plaza Santa Clara, California 95052-8145

Copyright © 1999, 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation.

3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change.

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If there is any software on removable media described in this documentation, it is furnished under a license agreement included with the product as a separate document, in the hardcopy documentation, or on the removable media in a directory file named LICENSE.TXT or !LICENSE.TXT. If you are unable to locate a copy, please contact 3Com and a copy will be provided to you.

UNITED STATES GOVERNMENT LEGEND

If you are a United States government agency, then this documentation and the software described herein are provided to you subject to the following:

All technical data and computer software are commercial in nature and developed solely at private expense. Software is delivered as “Commercial Computer Software” as defined in DFARS 252.227-7014 (June 1995) or as a “commercial item” as defined in FAR 2.101(a) and as such is provided with only such rights as are provided in 3Com’s standard commercial license for the Software. Technical data is provided with limited rights only as provided in DFAR 252.227-7015 (Nov 1995) or FAR 52.227-14 (June 1987), whichever is applicable. You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in, or delivered to you in conjunction with, this User Guide.

Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered in other countries.

3Com, the 3Com logo, CoreBuilder, LANplex, and Transcend are registered trademarks of 3Com Corporation. 3Com Facts is a service mark of 3Com Corporation.

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All other company and product names may be trademarks of the respective companies with which they are associated.

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Contents CoreBuilder Software Installation Release Notes 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents NEW Features in Intelligent Switching Software Version Technical Support Page Before You Start UpgradeOverview ConsiderationsVersion Patch Descriptions of Fixed ProblemsAbout Software DescriptionsPatch System Issues Upgrade Considerations Outlines the configuration restrictions Chassis with Revision System Configuration MotherboardError Message for Unsupported Configurations System HaltedCustomer Documentation CustomerDocumentation Software Installation Procedure Use this section in either of these casesIndicated sections Proceed to Installing the Diagnostic Software next At the User name prompt, enter your user name System softwareUpdateSystem prompts you for several items of information System reboot Loading the Expander File Example /c\3com\cb2500\lpexpand Proceed to Loading the Compressed Image nextLoading the Compressed Image Reloading the Compressed Image Proceed to Rebooting the System nextRebooting the System You are prompted for an access level to change From the top level of the Administration Console, enterSystem password Enter administerHP Openview version Snmp MIB FilesFiles Public MIBs Private MIBsRelease Descriptions Intelligent Switching softwareRelease History Version DescriptionRelease Descriptions Corebuilder 2500 Intelligent Switching Software Version New Features Physical Configuration FeaturesEnter specific interface index numbers or all Displaying Interface InformationIp interface summary or ip interface detail Page New Updated MIBs Only be configured to a number between 30 and 60 minutesPage Administering ATM LAN Emulation ATM in YourNetwork Classical IPBefore You Configure ATM CheckingAppendix B Administering ATM VPI/VCI Broadcast and Unknown Server BUS Responsible for LAN Emulation Configuration Server Lecs The LecsLAN Emulation Emulated LAN LES and the Broadcast and Unknown Server BUS Defining LAN Emulation ClientsReboot to enable all newly defined LECs Sample procedure Enter the Lecs access type. Choices are lecs and manualBridge stpState enabled Reboot after you have added all newly created LECsAtm lane detail Administering LAN Emulation ClientsDisplaying Information About LAN Emulation Clients Sample summary display for a LAN Emulation Client Sample detail display for a LAN Emulation Client Parameter Description CfgArpRespTimeEnabled Modifying Information About LAN Emulation Clients Removing a LAN Emulation ClientEntities Administering UNIManagement Displaying UMEAttribute Description Registration connected or disconnectedPrefixes Port Addresses To list prefixes and addresses Appendix B Administering ATM Channel connection VCC information for ATM ports Administering ATMPorts Describes the fields in the port displays Field DescriptionAdministering ATM Ports Sample display of general VCC information Information Listing General VCC InformationAtm ports vcc list Describes the fields in the displaySample display of VCC transmit information Listing VCC Transmit InformationAtm ports vcc listxmt Describes the fields in the VCC transmit displaySample display of VCC receive information Listing VCC Receive InformationAtm ports vcc listrcv Describes the fields in the VCC receive displayServices Online TechnicalHours a day, 7 days a week Access by Analog ModemUsername anonymous Country Data Rate Telephone Number408 727 Access by Digital Modem847 262 A. and Canada 800 876 3Com Year 2000 Web YearCompliance Country Telephone Number Fax Number

Version 8.1.2 specifications

3Com Version 8.1.2 is a notable release in the realm of networking technologies, offering enhanced performance and new features to adapt to the evolving landscape of network demands. Released by 3Com, a pioneer in networking products, this version brings forward several improvements aimed at ensuring reliability, scalability, and security in enterprise environments.

One of the standout features of 3Com Version 8.1.2 is its enhanced performance metrics. The update has been engineered to optimize throughput and minimize latency across network connections. This makes it particularly advantageous for organizations that rely on real-time data transmission, such as those in finance or real-time communications. With the ability to handle increased traffic loads without compromising performance, Version 8.1.2 solidifies 3Com’s reputation for creating robust networking solutions.

Another significant aspect of this version is its advanced security features. Cybersecurity threats continue to grow in complexity, and 3Com has addressed this challenge head-on. Version 8.1.2 integrates sophisticated firewall capabilities and intrusion detection systems, which can help prevent unauthorized access and safeguard sensitive data. The incorporation of features like Virtual LAN (VLAN) tagging provides better control over network segments, allowing IT administrators to segment traffic and enforce more granular security policies.

Moreover, 3Com Version 8.1.2 supports the latest networking technologies, including Voice over IP (VoIP) and wireless standards. This ensures that organizations can seamlessly converge their voice and data networks, enhancing collaboration and communication efficiency. The support for Power over Ethernet (PoE) enables devices such as IP phones and security cameras to receive power through the network cabling, simplifying installations and reducing the need for separate power sources.

Additionally, the version places a significant emphasis on management and monitoring. The intuitive user interface and enhanced tools for network management allow administrators to easily configure, monitor, and troubleshoot networking devices. Features like real-time analytics and reporting foster a proactive approach to network management, enabling timely responses to potential issues before they escalate.

In conclusion, 3Com Version 8.1.2 stands out as a comprehensive networking solution characterized by its enhanced performance, advanced security features, support for modern technologies, and robust management tools. Organizations that implement this version can expect improved network efficiency, greater security, and an overall elevation in their operational capabilities, affirming 3Com’s continued relevance in the networking industry.