WESTFORD, Mass. – October 30, 2006—NetScout Systems, Inc. (Nasdaq: NTCT), a leading provider of application and network performance management solution, today announced that it has amended a partnership agreement with Equinox International, a leading provider of Information and Communication Technology (ICT) solutions and services based in Dubai, U.A.E. Under the agreement, Equinox International will continue to promote NetScout’s nGenius® Performance Management Solution either directly or through its network of system integrators and value-added resellers in the Middle East region.

To jump start our partnership, NetScout and Equinox International will jointly participate in Gitex Dubai 2006 to be held at Dubai International Convention and Exhibition Center on November 18-22 (http://www.gitex.com/default_en_gb.aspx). Please come to visit us at Stand Number E7-34 in Hall 7.

Osama Qadan, managing director at Equinox International, said: “With this renewed agreement, we are in an even stronger position to promote NetScout’s nGenius Solution that enables us to help our customers assure critical business services with comprehensive network and application performance management. Our customers get solid value from NetScout’s top-down approach towards reducing Mean Time To Repair (MTTR) for performance issues, allowing them to combine comprehensive real-time and historical monitoring with continuous packet recording and detailed packet-level forensics. In addition, NetScout’s capacity planning and reporting capabilities enable IT staff to optimize network resources. The result is effective answers for protecting application delivery and a compelling return on investment for IT operations. We have been working with NetScout for the last 12 months. We believe that the MENA market now is more ready than ever for our solutions and our partnership with NetScout will help us serve the market more effectively.”

“Our partnership with Equinox International will greatly enhance our ability to introduce the nGenius Performance Management Solution to enterprise, government, and service provider organizations throughout the Middle East,” said Bruce Dew, director of channel sales at NetScout Systems. “Equinox International’s understanding of the local market and technical expertise are important assets for meeting the fast-growing needs within the region for high quality, cost-effective management solutions.”

About Equinox International
Equinox International is a technology leader with a complete portfolio of solutions to meet the mission critical objectives of enterprises and service providers. Our solutions allow clients to manage their networks smarter, decrease the total cost of ownership (TCO), and increase the availability and robustness of the infrastructure. Equinox International offers its clients and partners a wide (but selective) range of technology products and services. For more information, please visit http://www.equinoxme.com or contact Zeina Madanat, +971-4-229-4072, Zeina.Madanat@EquinoxME.com

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.