OPNET Wins $3.2 Million Dollar Contract from Department of Defense for NETWARS Project

Business Wire, Feb 28, 2002

Business Editors/Hi-Tech Writers

For Immediate Release

WASHINGTON--(BUSINESS WIRE)--Feb. 28, 2002

OPNET Technologies, Inc. (Nasdaq:OPNT), the leading provider of intelligent network management software, today announced that it has been awarded a $3.2 million dollar contract by the U.S. Department of Defense to enhance NETWARS, a software application for analyzing defense-related network communications.

Today's announcement follows OPNET's successful delivery of NETWARS 2001-4, a significant development milestone in the NETWARS Program. The terms of the new contract include software and services from OPNET to be delivered in phases, to be completed by December 30, 2002.

OPNET's Chairman & CEO, Marc Cohen, concluded, "OPNET's software, as well as the expertise of our staff and partners, are an excellent match for some of the communications challenges facing today's military. We are honored to be leading the NETWARS project and are dedicating resources to increase our role in national defense."

About OPNET Technologies, Inc.

Founded in 1986, OPNET Technologies, Inc. is the leading provider of intelligent network management software. OPNET's technology has been applied extensively to simulation, analysis, and planning of information operations for the defense community. To learn more about OPNET and its products, visit www.opnet.com.

OPNET and OPNET Technologies, Inc. are trademarks of OPNET Technologies, Inc. All other trademarks are the property of their respective owners.

Statements in this press release that are not purely historical facts may constitute forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995. OPNET Technologies, Inc. ("OPNET") assumes no obligation to update statements. Forward-looking statements are predictions based upon information available to OPNET as of the date of this press release and involve risks and uncertainties; therefore, actual events or results may differ materially. For a discussion of risk factors, see OPNET's reports, including its most recent 10-Q and 10-K, filed with the Securities & Exchange Commission.

Note to editors: The word OPNET is spelled with all upper-case letters.

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