Zhone Technolgies to Showcase Its Market-Leading Access and Transport

    Business Editors/High-Tech Writers
    CeBIT 2005
    Hall 12, Stand E59

    OAKLAND, Calif. & HANNOVER, Germany--(BUSINESS WIRE)--March 1, 2005--
    Live Triple-Play Demonstrations to be Held at CeBIT Held in Hannover, Germany - March 10th - 16th, 2005 - Zhone Stand - Hall 12,
    Stand E59

WHO: Zhone Technologies, Inc. WHAT: Preview Demonstrations of Market-Leading Triple-Play Solutions WHEN: Thursday, March 10th through Wednesday, March 16th WHERE: Zhone Stand - Hall 12 stand E59 - CeBIT, Hannover, Germany
    Zhone Technologies, Inc. (Nasdaq:ZHNE), the first company dedicated to building total-delivery solutions for voice, data and video content services worldwide, today announced that it will be participating at CeBIT, the world's largest IT and telecommunications event, from March 10th to 16th in Hannover, Germany.
    Zhone executive, Stephen Klein, will be presenting a workshop on Triple-Play Solutions, encompassing voice, video and broadband data. The workshop will be held on Friday March 11th from 12.10 until 12.30 in the Dresden Room and on Tuesday March 15th from 13.00 until 13.20 in the Leipzig Room of the CeBIT Convention Center.
    "Events like CeBIT showcase innovative IT solutions that will be successful in the coming year," indicated David Markowitz, VP Marketing and Sales of Zhone. "As an exhibitor, Zhone intends to demonstrate the next-generation solutions that will leverage the growing optical telecommunications market."
    Zhone Technologies is transforming the public network, with integrated Access and Transport solutions that deliver the full spectrum of high-value services, from the customer premises to the regional core. Previews of Zhone products will be available during CeBIT at the Zhone stand - Hall 12, stand E59.

    About Zhone Technologies, Inc. (Zhone)

    Zhone (NASDAQ:ZHNE) designs and manufactures network equipment for telephone companies and cable operators worldwide. Zhone's products allow network operators to deliver a rich array of voice, data, video, and entertainment services over their existing networks while simultaneously retooling for converged packet based voice (VoIP) and video (IPTV) over copper or fiber access lines.
    Zhone's advanced networking solutions include the Single Line Multi-Service architecture (SLMS(TM)), Multi-Access Line Concentrator (MALC), Raptor(TM) ATM/IP DSLAMs, Zhone Residential Gateways (ZRG(TM)), GigaMux(TM) Optical Transport Systems and Zhone Management System (ZMS(TM)). With deployments at over 300 service providers including among some of the world's largest networks, Zhone has enabled network operators to reinvent their businesses. For more information, please visit http://www.zhone.com.

    Zhone, the Zhone logo, and all Zhone product names are trademarks of Zhone Technologies, Inc. Other brand and product names are trademarks of their respective holders. Specifications, products, and/or product names are all subject to change without notice. Copyright 2004 Zhone Technologies, Inc. All rights reserved.

--30--KG/np*

CONTACT: Zhone Technologies, Inc. Siobhan McMullin, +1-510-777-7020 Mobile: +1-510-520-4470 smcmullin@zhone.com

KEYWORD: CALIFORNIA GERMANY INTERNATIONAL EUROPE TRACK INDUSTRY KEYWORD: HARDWARE TELECOMMUNICATIONS NETWORKING TRADESHOW PRODUCT SOURCE: Zhone Technologies, Inc.

Copyright Business Wire 2005