OPNET Initiates Online Sales for Industry-leading ACE Live(TM) Application Performance Monitoring Solution

Software Appliance Uniquely Suited to Small and Medium Size
Business and Remote Office Monitoring

BETHESDA, Md., March 9, 2010 (GLOBE NEWSWIRE) -- OPNET Technologies, Inc.
(Nasdaq:OPNT), a leading provider of solutions for managing applications and
networks, today announced that its ACE Live Rover software appliance for
end-user experience monitoring is now available for purchase online.
Visitors can also request a product evaluation.

ACE Live Rover is an affordable and powerful software appliance that
automatically analyzes application performance problems to assist IT staff
in determining the root cause. It can be implemented in just minutes to
monitor end-user experience, measure end-to-end response time, and
troubleshoot application and network performance problems.

"ACE Live Rover offers breakthrough functionality at an exceptionally low
price and this low price point has enabled OPNET to introduce its first
product via an online, self-serve sales process," stated Marc Cohen, OPNET
Chairman and CEO. "Rover is particularly well suited to enterprises with
remote branch offices as a low-cost option for extending enterprise-class
application performance management into those remote environments. ACE Live
Rover is also an ideal solution for small and medium businesses, enabling
them to monitor all their users and applications from their central data
center or server farm. It offers great ease of use, rich application and
network management capabilities, and low TCO."

Free trials are available through OPNET's website. In addition, ACE Live
Rover is also available through the online VMware Marketplace sponsored by
VMware, Inc.

Availability

ACE Live Rover is available now for online purchase from OPNET Technologies,
Inc. at http://www.opnet.com/ACE-Live-Rover

About OPNET Technologies, Inc.

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

OPNET, OPNET Technologies, Inc., and ACE Live 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.