Sun Delivers Network Services to LogicaCMG Wireless

London, UK -- Sept. 2 2004 -- Sun Microsystems (Nasdaq: SUNW) today announced that LogicaCMG (LSE:LOG;Euronext: LOG)-- a European-based global IT services and wireless telecommunications solutions company--has chosen the Sun Java Enterprise System as the infrastructure software of choice for the company's growing range of wireless data services and wireless messaging solutions. LogicaCMG will implement the full array of component products included in the Java Enterprise System, allowing it to offer an increased range of services to its carrier customers and to further differentiate the company's wireless messaging (voice mail, video mail and video streaming) solutions through scalability and competitive pricing.

The Java Enterprise System is an open, standards-based software system that delivers a core set of industry-leading enterprise network services as a single, integrated entity on a predictable release cycle. It serves as the strategic underpinning of Sun's software strategy.

LogicaCMG will use the Java Enterprise System to strengthen its range of messaging solutions, including LogicaCMG's uOne Solutions Portfolio, which includes full-featured, highly scalable, carrier-grade voicemail, unified messaging and video services for wireless, wireline and broadband network environments. The Java Enterprise System will help deliver significant benefits to LogicaCMG's customers including increased messaging capacity, lower cost per message, more secure messaging and a higher throughput of messages per second.

"LogicaCMG and Sun have built a solid relationship based on cooperation and innovation. We share a common goal of providing reliable wireless and mobile services to our customers. The implementation of the Sun Java Enterprise System will help us to deliver the messaging solutions our clients are demanding, with the added attraction of the simple and affordable licensing model that Sun has developed. The Sun Java Enterprise System allows us to deliver world-leading wireless solutions to our corporate customers with increase speed, frequency and confidence," said Chris McDermott, CEO of LogicaCMG's telecoms business.

"With the Java Enterprise System, LogicaCMG will benefit from the most integrated and competitively priced infrastructure software on the market today," said John Loiacono, executive vice president, Software, at Sun Microsystems. "LogicaCMG Wireless Networks is yet another example of a customer looking to simplify both the technology they are deploying as well as the business model by which they purchase and maintain it. It's simple. It's tightly integrated. And it's a fraction of what they pay today."

About Java Enterprise System

Serious software made simple, the Java Enterprise System seamlessly integrates award-winning and market-leading enterprise network services that are needed by every organization to successfully build and deploy their own business critical applications. This complete standards-based software system is delivered as a single, pre-integrated entity on a predictable release cycle, at an affordable cost. Radically simplified customer pricing -- $100 per employee per year (U.S. list price. All prices quoted are in U.S. dollars) -- delivers the peace of mind CIOs need to focus on what they do best: leverage IT to achieve their business goals. The Java Enterprise System shared network services provides the following functionality and capabilities: Web and Application Services, Network Identity Services, Portal Services, Communication and Collaboration Services, Availability Services and end-to-end Security Services. For more information on the Java Enterprise System please visit: http://www.sun.com/software/javaenterprisesystem

About LogicaCMG

LogicaCMG is a major international force in IT services and wireless telecoms. It provides management and IT consultancy, systems integration and outsourcing services to clients across diverse markets including telecoms, financial services, energy and utilities, industry, distribution and transport and the public sector. Formed in December 2002, through the merger of Logica and CMG, the company employs around 20,000 staff in offices across 34 countries and has nearly 40 years of experience in IT services. Headquartered in Europe, LogicaCMG is listed on both the London and Amsterdam stock exchanges (LSE: LOG; Euronext: LOG). More information is available from www.logicacmg.com

About Sun Microsystems, Inc.

Since its inception in 1982, a singular vision -- "The Network Is The Computer" -- has propelled Sun Microsystems, Inc. (Nasdaq: SUNW) to its position as a leading provider of industrial-strength hardware, software and services that make the Net work. Sun can be found in more than 100 countries and on the World Wide Web at http://sun.com