Telefonica Data Relies Upon Concord's eHealth Suite in Their Miami Enterprise Management Solutions Center.

Business Editors & Health/Medical Writers

MARLBORO, Mass.--(BUSINESS WIRE)--April 2, 2002

eHealth offers Telefonica Data the Best Assurance Tool

to Monitor Their Miami KeyCenter

Concord Communications (Nasdaq: CCRD) today announced that Telefonica Data, a subsidiary of Telefonica S.A. (NYSE: TEF), is using Concord's eHealth(TM) Suite of infrastructure management software for its Enterprise Management Solutions Center in Miami, Florida. Known as the KeyCenter(TM), this next-generation data center serves as Telefonica Data's focal point for customers doing business between the U.S., Latin America and Europe. The KeyCenter's Enterprise Management Solutions Center will set the standard for the company's other data centers around the world.

Concord's LiveStatus(TM) product, one of the eHealth Suite's key components, is displayed prominently on the Miami Enterprise Management Solutions Center's monitoring screen, providing a crucial real-time view of fault and performance information of Telefonica Data's U.S. customers' infrastructures. This view allows operations staff to immediately identify and correct performance issues. Ron Jones, vice president of the Enterprise Management Solutions Center and customer relations for Telefonica Data USA, said, "Six months ago, Concord was only a small part of our management solution, but now its eHealth Suite is one of the most integral parts of our monitoring system. Concord's eHealth Suite has proved to be a cost saving tool and has helped detect and pin-point real and potential performance issues before they impact our customers."

"Concord's integrated software products provide Telefonica Data USA with a real-time view of the fault, performance and availability of their customers' entire data center infrastructure, from network connectivity, to managed servers and the applications running on those servers. These products help streamline performance and allow Telefonica Data to provide the level of proactive service assurance and added value their customers have come to expect," said Jose Roy, regional director for Concord Communications in Latin America.

Telefonica Data selected Concord for their unparalleled integrated service assurance and service level management capabilities across networks, systems and applications. The eHealth Suite offers an integrated view of fault (real-time) and performance (historical analysis) so that Telefonica Data can identify and fix problems before they impact service. These elements include:

-- eHealth(TM) Console -- ties together information from various eHealth
applications into one easy-to-understand and manage view;

-- Live Health(TM) -- identifies and analyzes potential problems in real-time
before they affect Telefonica Data's customers;

-- eHealth -- Network complete solution for capacity planning, proactive
troubleshooting, performance optimization and service level management;

-- Fault Manager -- immediately notifies Telefonica Data of failing devices so
they can addresses problems before service is affected; and

-- Live Status -- a graphic display of Telefonica Data's entire Data Center
infrastructure. Live Status gives IT managers a real-time view of fault and
performance information for every aspect of its global infrastructure by
customer or by geography.

About Telefonica

Telefonica S.A. is the world's leading communications operator in Spanish and Portuguese-speaking countries, where it has a potential market of over 550 million people, and more than 73 million customers. With over 150,000 employees worldwide, and revenues of over US $27 billion, it is one of the world's largest providers of communications services. Telefonica offers services in 50 countries, with subsidiaries in Latin America, Europe, the United States, Africa and Asia. Telefonica Data is a leading supplier of global corporate telecommunications and managed hosting services. Telefonica Data is currently developing businesses in the United States, Argentina, Brazil, Chile, Colombia, Uruguay, Peru, Mexico, Puerto Rico and other Latin American markets. Telefonica Data is a communications leader in Spain and is also present Austria, Italy and Germany. Telefonica Data USA is headquartered in Miami, Florida, with additional operations and regional sales offices in New York, Chicago and Texas. Please visit www.us.telefonica-data.com for more details.

About Concord Communications

Concord Communications, Inc. (Nasdaq: CCRD) is a market leader in automating technology management of the Internet infrastructure. With its eHealth(TM) Suite of software products, Concord offers the only solution to combine real time information with historical context for integrated fault and performance management across systems, applications and networks. Only by successfully managing fault, performance and availability across all of these key areas can organizations truly ensure effective e-business. This end-to-end view provides the critical insights needed to power day-to-day business and e-commerce operations for some of today's most successful service providers and corporations worldwide. 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, eHealth, Live Status, Live Health and eHealth Console are trademarks of Concord Communications, Inc. All other trademarks are the property of their respective owners.