OPNET's IT Guru Wins Network World's 'Best of the Tests' Award for

    Business Editors/High-Tech Editors

    BETHESDA, Md.--(BUSINESS WIRE)--March 1, 2005--OPNET Technologies, Inc. (NASDAQ:OPNT), a leading provider of management software for networks and applications, today announced that OPNET IT Guru received Network World's 'Best of the Tests' Award, for the Network Management category.
    IT Guru received the highest overall score out of all the products tested in the following categories: desktop and client management suites, network analysis tools, network configuration management products, network modeling wares, network performance analysis software, WAN/bandwidth management products.
    Over the past 12 months, Network World's Lab Alliance, comprised of qualified industry testing experts, network integrators, and universities, conducted rigorous, hands-on testing on over 260 enterprise products. "These people have deep expertise in their technology category and continually develop extensive tests to evaluate products the way readers would themselves if they only had the time or resources," said Christine Burns, executive editor of testing. "For ten years, Network World has been testing products so we can provide readers objective, authoritative comparisons of enterprise network products."
    "We are very pleased and honored by this award," stated Todd Kaloudis, Vice President of Business Development & Marketing for OPNET. "IT Guru enables network managers to understand cause and effect relationships among network technology, topology, configuration, traffic, applications, systems, capacity, performance, and compliance. IT Guru represents a paradigm shift from traditional monitoring and reporting because it makes this sophisticated analysis quick and practical, with automated workflows. The resulting insight is crucial for aligning IT with business strategy."
    Winning products and summaries of the finalists are featured in Network World's Signature Series Best Products Issue, and can be found here: http://www.nwfusion.com/best/2005/022805tests3.html.

    About OPNET

    Founded in 1986, OPNET Technologies, Inc. (NASDAQ:OPNT) is a leading provider of management software for networks and applications. For more information about OPNET and its products, visit www.opnet.com.

    About Network World

    Network World, Inc., the Leader in Network Knowledge, empowers Network IT Executives through education, information and community. Network World, an IDG company, is the leading provider of news, analysis, reviews, events and education on information technology. Network World publishes the leading newsweekly, Network World, hosts the most active online community, Network World Fusion (http://www.nwfusion.com), and produces educational seminars and events worldwide. Network World's portfolio of strategic marketing programs provides marketing and agency professionals with the tools to generate high-quality leads, optimize marketing campaigns, and create new revenue opportunities.

    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, including statements about expected financial performance in future periods, constitute forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995. OPNET Technologies, Inc. ("OPNET") assumes no obligation to update these statements. Forward-looking statements are 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 that could affect OPNET's future performance, see OPNET's most recent 10-Q, filed with the Securities & Exchange Commission. These risks include, among others, the evolving nature of our market, the length and variability of our sales cycle, and risks regarding our ability to successfully expand our sales force.

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

--30--DES/ph*

CONTACT: OPNET Technologies, Inc. Media: Margarita Castillo, 240-497-3000 Media@opnet.com www.opnet.com or Investor Relations: Mel Wesley, 240-497-3000 ir@opnet.com www.opnet.com

KEYWORD: MARYLAND INDUSTRY KEYWORD: HARDWARE ADVERTISING/MARKETING SOFTWARE NETWORKING PRODUCT SOURCE: OPNET Technologies, Inc.

Copyright Business Wire 2005