Panel Moderated by Industry Guru Jim Metzler Highlights Critical Nature of Network Management in Today’s Agile Enterprise

WESTFORD, Mass., June 26, 2006 – NetScout Systems, Inc. (NASDAQ: NTCT), a leading provider of application and network performance management solutions, today announced that Jim Frey, NetScout’s vice president of marketing, will be a featured speaker at the Network World Live IT Roadmap conference in Chicago. Frey will speak on the panel, “The Link between an Agile Enterprise and Network Management,” moderated by networking analyst Jim Metzler, on Tuesday, June 27 at 10:00 a.m. at Chicago’s Donald E. Stephens Convention Center.

Metzler will lead a discussion on how companies can best manage various aspects of their networks to create an infrastructure that responds effortlessly to the changing needs of their business. Frey will discuss the significance of network and application performance management, including:

• Key limitations of current performance management solutions;
• A new approach for Application Fabric Performance Management (AFPM) that leverages network-based operational intelligence to assure business service performance in compound, multi-tier, and SOA-based infrastructures;
• The use of intelligent, automated analytics to increase IT efficiencies and reduce Mean-Time-To-Repair (MTTR); and
• An enterprise performance management case study.

Frey has more than 19 years of experience in the software industry, with more than 13 focused on network and service management technologies for the telecommunications, enterprise and government sectors. Prior to NetScout, Frey held executive and marketing positions at Micromuse, Objective Systems Integrator, Agilent and Cabletron Systems’ SPECTRUM development group.

The IT Roadmap series encompasses insight from Network World's top editorial team, perspectives from respected industry analysts, valuable case studies from IT buyers and presentations from the top technology solutions providers. Each IT Roadmap conference explores six topic areas identified as the highest priorities to network IT decision-makers as they plan improvements and allocate IT budgets for their companies. Each conference also features a private IT Expo of vendors offering best-of-breed technologies, allowing attendees to source, compare, and evaluate innovative solutions and potential new partners. For more details on the event, go to: http://www.networkworld.com/events/itroadmapchic06/.

About NetScout Systems
NetScout Systems, Inc. (NASDAQ: NTCT) is a market leader and pioneer of integrated application and network performance management products and solutions that help IT organizations assure critical business services across the enterprise. More than 3000 leading companies and government organizations worldwide have deployed NetScout's nGenius® Performance Management System to increase their return on infrastructure investments by optimizing the performance of networks and applications according to business priorities. NetScout is headquartered in Westford, Massachusetts and has offices worldwide. Further information is available at http://www.netscout.com.

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NetScout and the NetScout logo, nGenius, and Quantiva are registered trademarks of NetScout Systems, Inc. The CDM logo, MasterCare and the MasterCare logo, Progressive Analytics, and Analytic Domain, are trademarks of NetScout Systems, Inc. Other brands, product names and trademarks are property of their respective owners. NetScout reserves the right, at its sole discretion, to make changes at any time in its technical information and specifications, and service and support programs.

SOURCE NetScout Systems, Inc. Chris Johansen of NetScout Systems, Inc., 978-614-4113 johansenc@netscout.com (NTCT)