Concord Drives IT Infrastructure Management Success for Leading UK Mobile Service Provider O2

Business Wire, Nov 18, 2003

Business Editors/High-Tech Writers

MARLBORO, Mass.--(BUSINESS WIRE)--Nov. 18, 2003

UK market leader relies on eHealth(R) Suite for proactive

management of extensive data communications network

Concord Communications, Inc. (Nasdaq: CCRD), a recognized leader in optimizing application availability and performance across networks and systems, today announced that its flagship product, the eHealth(R) Suite, has been selected by O2 UK to manage the service provider's data communications networks.

As the UK market leader in mobile data services, O2 UK relies on Concord's eHealth Suite to be an integral part of the company's Operational Support Systems (OSS) framework that manages the overall infrastructure. This growing infrastructure currently supports 12 million customers in the UK alone that collectively transmit over a half billion messages per month.

"In the competitive mobile communications arena, the key to sustaining and expanding your customer base is by providing new and differentiated services across various communication platforms without compromising quality," said David Akeroyd, OSS Strategist, O2. "O2's ability to provide consistent service quality to its customers depends on key systems, such as Concord's eHealth Suite for proactive data infrastructure performance management, trending, and capacity planning."

O2's primary service offerings accommodate distinct personal and business communications needs. O2 services include SMS and MMS messaging, voicemail, and paging, as well as supporting mobile devices such as the BlackBerry(R) wireless handheld and the XDA II(R) from O2, O2's mobile enabled PDA. The O2 network also supports downloadable games in addition to video, ringtones, and images from widely recognized UK TV programs such as Channel 4's "Big Brother."

"Concord's success at O2 is a result of our commitment to understanding the unique needs of our customers and, in turn, their customers," said Nigel Pugh, UK country manager, Concord. "O2's selection of Concord is further evidence of the eHealth Suite's strength and ability to enable O2 to immediately respond to changing customer requirements without impacting service quality."

About O2

O2 aims to enrich customers' lives by enabling them to get the most from their mobile. As a leading provider of mobile services to consumers and businesses in the UK, O2 offers a range of services including text, media messaging, games, always on data connections (via "GPRS") and much more. Other services under development include music over mobile and mobile video. O2 is the UK market leader in mobile data services such as text, with over half a billion messages being sent by O2 customers each month.

O2 (UK) Limited is a subsidiary of mmO2 plc which also delivers O2 branded services in Ireland and Germany. O2 has approximately 12 million customers in the UK.

About Concord Communications

Concord Communications, Inc. (Nasdaq: CCRD) is an industry leader in optimizing application performance and availability across networks and systems. Concord's approximately 3000 customers worldwide use the eHealth(R) Suite as the software solution to manage their IT infrastructure to drive profitable business operations, reduce costs, and increase competitive positioning.

Concord is headquartered in Marlboro, Mass. For more information on Concord, call 1-800-851-8725 or visit Concord on the Web at www.concord.com. Concord Communications, Inc., the Concord logo and eHealth are trademarks of Concord Communications, Inc. All other trademarks are the property of their respective owners.

-- The BlackBerry and RIM families of related marks, images and

symbols are the exclusive properties of Research In Motion

Limited.

-- XDA is a registered trademark of O2 Limited.