2001

OPNET Names Joseph Kuhn Chief Financial Officer

BETHESDA, MD, -- December 27, 2001– OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced that Joseph Kuhn has joined the company as Chief Financial Officer. In his new post, Mr. Kuhn will report to OPNET's Chairman & CEO, Marc Cohen...

OPNET Joins Micromuse Alliance™ Program

BETHESDA, MD, -- December 17, 2001– OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, and Micromuse Inc. (Nasdaq: MUSE), the leading provider of service and business assurance software, today announced that OPNET has joined the Micromuse Alliance™ Program as a Netcool® Marketing Partner™. The relationship will enable the companies to jointly pursue business and marketing opportunities...

OPNET and NetScout Integration Advances State-of-the-Art in Enterprise Network Management Solutions

BETHESDA, MD and WESTFORD, MA —December 10, 2001 - OPNET Technologies (Nasdaq: OPNT) the leading provider of intelligent network management software and NetScout Systems (Nasdaq: NTCT), the leading provider of network performance management solutions, today announced new integration between the two companies' network management offerings...

OPNETWORK2001 Tokyo Expands Reach of World's Largest Event for Network Design, Modeling & Management to Japanese Marketplace

TOKYO, JAPAN., December 7, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT) the leading provider of intelligent network management software, today announced that its partner, E3 Networks (owned by Mitsui & Co.) has just completed OPNETWORK2001 Tokyo — an extension of the world's largest event focused exclusively on network design, modeling, and management...

Marc Cohen, Chairman & CEO, a featured speaker in New York City

BETHESDA, MD., November13, 2001 -- OPNET Technologies, Inc. is participating in the following upcoming event: Network Service Assurance & OSS Technology Conference Hosted by Janney Montgomery Scott LLC...

General Dynamics Announces WIN-T Team Members

TAUNTON, Mass., November12, 2001 -- General Dynamics (NYSE: GD) today announced the member companies of the team it will lead to compete for the U.S. Army’s Warfighter Information Network – Tactical (WIN-T) program. The WIN-T system will enable mobile, secure and survivable command, control, communications, computers, intelligence, surveillance and reconnaissance (C4ISR) capabilities for the warfighter. The system will support multimedia tactical information with seamless interoperability...

NetTest Announces MPLS InterEMULATOR Version 3.0

ANDOVER, Mass., November 6, 2001 -- NetTest, a leading worldwide provider of testing, monitoring, management and optical component solutions for advanced and converged networks, today announced the release of the MPLS interEMULATOR version 3.0 to add support for the OSPF(TE), BGP-4 and IS-IS(TE) routing protocols and downstream unsolicited label mapping. In addition, the MPLS interEMULATOR 3.0 can now import network topologies from OPNET (Nasdaq: OPNT) products, eliminating labor-intensive network modeling data entry and ensuring rapid network design and deployment of complex MPLS networks..
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OPNET Reports Record Results for Q2 2002

BETHESDA, MD., October 30, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced financial results for its second fiscal quarter ended September 30, 2001...

Global Crossing to Deploy SP Guru for
CAPEX Optimization

BETHESDA, MD., October 30, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced a multi-million dollar agreement with Global Crossing Ltd. (NYSE:GX) that includes software licenses of OPNET's new SP Guru product and professional services...

OPNET and CelPlan Announce Integrated 3G Wireless Modeling and Design Solutions

BARCELONA, Spain, October 17, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, and CelPlan Technologies, a leader in the development of wireless planning and optimization software and services, jointly announced plans to deliver integrated design and modeling software solutions for UMTS, which is widely accepted as the standard protocol that will support Third Generation (3G) Wireless services...

Oracle Consulting to Leverage OPNET's IT Guru & ACE Software in Delivering Oracle9i Architecture Service Offerings

BETHESDA, MD., October 17, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced that Oracle Consulting plans to use the advanced diagnostic and predictive capabilities of OPNET's IT Guru solution to deliver enhanced assessment services for e-business applications...

OPNET Technologies Inc. Schedules Second Quarter Results
Teleconference/WebCast for Tuesday, October 30, 2001

BETHESDA, MD., October 15, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT) will hold an investor conference call on Tuesday, October 30, 2001 at 5:00 pm Eastern Standard Time to review financial results for the second quarter of fiscal 2002...

OPNET Launches Special Fundraising Effort for Victims of
September 11th Terrorist Attacks

BETHESDA, MD., September 21, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced a special fundraising effort to assist the victims and families of last week's terrorist attacks in Washington, D.C., New York City and Pennsylvania...

OPNET Software Available Under U.S. GSA Schedules Program

BETHESDA, MD., September 19, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced that its software is available under the U.S. General Services Administration (GSA) schedules program...

OPNET Introduces New Advanced Server Models

BETHESDA, MD., September 10, 2001 - OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced the availability of new server modeling software that enables IT professionals to improve returns on investments in server systems and to optimize end-to-end performance of enterprise applications...

OPNET Integrates Sniffer Technology to Deliver Powerful Application Management for Enterprise IT and Service Providers Worldwide

BETHESDA, MD and SANTA CLARA, CA., September 5, 2001 - Sniffer Technologies, a division of Network Associates (Nasdaq: NETA), and OPNET Technologies, Inc. (Nasdaq: OPNT), a leading provider of intelligent network management software, today announced an OEM agreement that will allow the integration of Sniffer decode technology with OPNET application management solutions...

OPNET Technologies Joins Juniper Networks IP OSS Alliance

BETHESDA, MD - August 30, 2001 - OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced that it has joined the Juniper Networks (Nasdaq: JNPR) IP OSS Alliance Program (IOA).

OPNET Announces Resignation of Joseph F. Greeves

BETHESDA, MD - August 29, 2001 - OPNET Technologies, Inc. (Nasdaq:OPNT) announced today the resignation of its Chief Financial Officer, Joseph F. Greeves, who is leaving for personal reasons...

OPNET Unveils UMTS Model
for Third Generation (3G) Wireless Protocol

BETHESDA, MD - August 28, 2001 - OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced the introduction of new modeling software specifically designed to evaluate and optimize third-generation (3G) wireless technology...

OPNET and Comsof Complete Joint Venture and Announce New
WDM Guru Product for Optical Network Design

BETHESDA, MD and GHENT, BELGIUM ., -- August 20, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, and Comsof, a Belgium-based software company with world-class expertise in optical network design, today announced the completion of a joint venture and introduced a new OPNET product for optical network design...

Momentum Builds for OPNETWORK 2001

BETHESDA, MD., -- August 16, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced keynote speakers and record registration for OPNETWORK 2001, the world's largest event for network design, modeling, and management...

OPNET Extends International Presence to UK
with Second International Office

BETHESDA, MD., -- August 6, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced operations in the UK, based in Oxford, to offer customers in the UK and Scandinavia direct access to OPNET sales and technical resources...

OPNET Reports 73% Revenue Growth for Q1 2002

BETHESDA, MD., -- July 30, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced record-setting financial results for its first fiscal quarter ended June 30, 2001...

OPNET Technologies, Inc. Introduces New Release: OPNET 8.0

BETHESDA, MD., -- July 18, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT) the leading provider of intelligent network management software, today announced OPNET 8.0, the eighth major release of the core technology underlying its Guru, Modeler, and Netbiz products...

OPNET Technologies Inc. Schedules First Quarter Results Teleconference/WebCast for Monday, July 30, 2001

BETHESDA, MD., -- July 17, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT) will hold an investor conference call on Monday, July 30, 2001 at 5:00pm Eastern Daylight Time to review financial results for the first quarter of fiscal 2002...

OPNET Unveils ServiceProvider Guru
New Product Enables Intelligent Network Management
for Service Providers

BETHESDA, MD., -- June 26, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced the availability of ServiceProvider Guru, a revolutionary new product for planning and operating service provider networks...

NetTest's PNNI interEMULATOR Now Integrates with OPNET Software

TORONTO, Canada -- June 18, 2001 - NetTest (GN Nettest), a leading worldwide provider of testing, monitoring and management solutions for advanced and converged networks, today announced its newest release of the PNNI interEMULATOR™ Network Emulation System that can now import scenarios from OPNET products, allowing users to do more sophisticated analyses.

OPNET and CableLabs Deliver DOCSIS Bandwidth Modeling Software for Cable Networks

BETHESDA, MD., -- June 6th, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced the industry's first DOCSIS 1.1 model for equipment and network design and planning.

Siebel Systems Purchases IT Guru for Managing Growth of Networks and Applications

BETHESDA, MD., -- May 7, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), today announced that Siebel Systems, Inc. (Nasdaq: SEBL)—a world-class provider of eBusiness software—has purchased OPNET's IT Guru product for Siebel's IT Network Planning and Network Operations departments.

OPNET Reports 73% Revenue Growth to $10.0 Million for Q4 2001

BETHESDA, MD., -- April 30, 2001 -- OPNET Technologies, Inc. . (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced record-setting financial results for its fourth fiscal quarter ended March 31, 2001.

OPNET Technologies' Fourth Quarter Results Teleconference/WebCast Scheduled for Monday, April 30, 2001

BETHESDA, MD., -- April 25, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT) will hold an investor conference call on Monday, April 30, 2001 at 4:30pm Eastern Daylight Time to review financial results for the fourth quarter of fiscal 2001.

New Mitsui Subsidiary, "E3 Networks," to Expand Distribution Channel for OPNET Software in Japan

BETHESDA, MD., April 19, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced that its software will be sold and supported in Japan through a new, wholly-owned subsidiary of Mitsui & Co. Ltd. -- E3 Networks.

OPNET Completes Acquisition of the NetMaker Division of Make Systems, Inc.

BETHESDA, MD., March 30, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced that it has completed the acquisition of substantially all of the assets and operations of the Cary, North Carolina-based NetMaker division of Make Systems, Inc., a privately held software company headquartered in San Mateo, California. As part of the transaction, OPNET acquired the bulk of NetMaker's technical staff, including all senior technical staff, and most of the assets of the division, including all software products released to date and under development. The acquisition contributes key components to OPNET's product roadmap by broadening the company's product suite for the service provider market.

OPNET to Acquire the NetMaker Division of Make Systems, Inc.

BETHESDA, MD., March 21, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, announced today that it has signed a definitive agreement to acquire substantially all of the assets and operations of the Cary, North Carolina-based NetMaker division of Make Systems, Inc., a privately held software company headquartered in San Mateo, California. The acquisition contributes key components to OPNET's product roadmap by broadening the Company's product suite for the service provider market.

ilotron To Deliver Advanced Optical Network Planning & Management Software Based on OPNET Netbiz Platform

West Malling, Kent, and Bethesda, Maryland -- March 20, 2001 -- ilotron Ltd, the first company in the world to deliver a carrier network solution combining all-optical switching and ultra long haul transmission, and OPNET Technologies, Inc. (Nasdaq: OPNT), the leading supplier of intelligent network management software, today announced a joint development agreement to deliver advanced optical network planning software.

OPNET Announces Plan to Expand Optical Network Design Capabilities With Comsof Joint Venture

BETHESDA, MD and BELGIUM - March 19, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, and Comsof, a Belgium-based software company with world-class expertise in optical network design, today announced plans to create a joint venture focused on delivering best-in-class software for optical network design and planning.

OPNET & Telcordia Technologies to Deliver Software for Planning and Managing 3G Wireless Networks

BETHESDA, MD., -- March 15, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, and Telcordia Technologies, Inc., communications software and solutions provider, today announced a joint development effort to deliver software for efficient planning and management of 3rd Generation (3G) wireless networks.

OPNET Technologies and GN Nettest to Offer Integrated Planning and Test Solutions for MPLS and PNNI

BETHESDA, MD and TORONTO, CANADA -- March 14, 2001 -- OPNET Technologies, Inc., the leading provider of intelligent network management software, and GN Nettest, a leading worldwide designer and manufacturer of advanced equipment and systems for testing, monitoring and management of broadband networks, today unveiled plans to deliver integrated software solutions for planning and testing advanced networking technologies, beginning with Private Network-to-Network Interface (PNNI) and Multi-Protocol Label Switching (MPLS).

OPNET Reports 71% Revenue Growth for Q3 in Fiscal 2001

BETHESDA, MD., -- January 29, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced record setting financial results for its third fiscal quarter ended December 31, 2000.

OPNET Announces New Software For Planning MPLS-Enabled Networks

WASHINGTON, DC -- January 29, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today unveiled its plans for new Multi-Protocol Label Switching (MPLS) software designed to address advanced network planning and traffic engineering for service provider and enterprise networks.

OPNET Unveils New ATM PNNI Offering With Enhanced Model Library

WASHINGTON, DC -- January 25, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced the availability of new software that gives service providers and large enterprises a highly realistic virtual environment in which to design and manage ATM networks using the Private Network-to-Network Interface (PNNI) routing protocol.

OPNET Technologies' Third Quarter Results Teleconference/WebCast Scheduled for January 29, 2001

WASHINGTON, DC -- January 16, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT) will hold an investor conference call on Monday, January 29, 2001 at 5:30pm EST to review financial results for the third quarter of fiscal 2001.

OPNET Delivers Groundbreaking Optical Planning Solution for Tellium's Service-Provider Customers

WASHINGTON, DC -- January 3, 2001 -- OPNET Technologies, Inc. (Nasdaq: OPNT), the leading provider of intelligent network management software, today announced delivery of leading-edge optical-network planning software for Tellium, Inc., provider of the world's first in-service intelligent optical switches, allowing Tellium to offer service providers planning and management solutions to optimize the performance of optical networks.