3Com Voice over IP and Security Experts to Share Best Practices and Real-World Business Scenarios at VoiceCon Fall 2005.

MARLBOROUGH, Mass. -- Executives to Participate in Industry Discussions on Migrating to an IP-Based Network; Company to Showcase Secure, Converged Networking Solutions for Enterprises

At VoiceCon Fall 2005, executives from 3Com Corporation (www.3com.com) are participating in panel sessions to discuss trends and technologies critical to the successful migration to Internet Protocol (IP)-based voice networks. The conference takes place at the Manchester Grand Hyatt in San Diego August 29 - September 1. In addition to the presentations, 3Com is showcasing its secure, converged networking solutions in booth #701.

Following the theme of the conference, "Building Your IP Telephony Platform," 3Com executives are participating in market-defining and thought-provoking panel discussions with other industry experts about executing a successful migration to converged networks; the key factors for IP-based convergence becoming a reality; and the benefits organizations can realize from IP telephony. 3Com executives are participating in the following sessions:

--Session Initiation Protocol (SIP), Where are We Headed? - Panel Participant: Pat Rudolph, Vice President, Technology - Tuesday, August 30, 2005, at 3:00 p.m. PDT;

--IP Phone, Free for All - Panel Participant: Greg Zweig, Product Manager, Convergence Business Unit - Tuesday, August 30, 2005, at 3:00 p.m. PDT;

--Executive Forum I: Enterprise IP Telephony: Will the Gain Outweigh the Pain? - Panel Participant: Denis Aull, Vice President and General Manager, Convergence Business Unit - Tuesday, August 30, 2005, at 4:30 p.m. PDT; and

--Cutting Edge Issues in VoIP Security - Panel Participant: David Endler, Director of Security Research for 3Com's TippingPoint division and Chairman of the VoIP Security Alliance (VOIPSA), www.voipsa.org - Wednesday, August 31, at 3:00 p.m. PDT.

Also at the event, 3Com is demonstrating its secure, converged network solutions for IP telephony networks, including TippingPoint(TM) IPS and its award-winning VCX(TM) and NBX(R) IP telephony platforms. Additionally, 3Com is showcasing its Convergence Applications Suite and portfolio of IP-based phones.

VoiceCon Fall 2005 is focused entirely on enterprise voice, IP-telephony and converged networks, and it is designed with one fundamental goal in mind: to help enterprises decide why, when and how to invest in this new technology. VoiceCon allows users to hear from and meet with the leading experts, vendors and early adopters to share their knowledge, experience and expertise with today's leading voice and IP-telephony networking technologies, systems and services so users can make the best decisions for their network and company.

About 3Com Corporation

3Com Corporation (NASDAQ: COMS) is a leading provider of secure, converged voice and data networking solutions for enterprises of all sizes. 3Com offers a broad line of innovative products backed by world class sales, service and support, which excel at delivering business value for its customers. Through its TippingPoint division, 3Com is the leading provider of network-based intrusion prevention systems that deliver in-depth application protection, infrastructure protection, and performance protection for corporate enterprises, government agencies, service providers and academic institutions. For further information, please visit www.3com.com, or the press site www.3com.com/pressbox.

Copyright (C) 2005 3Com Corporation. 3Com, the 3Com logo and NBX are registered trademarks and TippingPoint and VCX are trademarks of 3Com Corporation. All other company and product names may be trademarks of their respective holders.