NetScout Systems to Present at the 12th Annual Needham Growth Conference

NetScout Systems, Inc. (NASDAQ: NTCT), announced today that it will be presenting at the 12^th Annual Needham Growth Conference at The Palace Hotel in New York City. NetScout Systems chief financial officer, David Sommers, is scheduled to present on Tuesday, January 12, 2010 at 1:50pm ET. This event will be available over the Internet via live webcast. The live webcast may be accessed on NetScout’s Investor Relations website at http://www.netscout.com/investors. Following the conference the webcast will be archived in the Investor Relations section of NetScout’s website under "Calendar of Events”. Additional information about this conference is available at http://www.needhamco.com.

About NetScout Systems

NetScout Systems, Inc. (NASDAQ: NTCT) is the market leader in Unified Service Delivery Management enabling comprehensive end-to-end network and application assurance. For 25 years, NetScout has delivered breakthrough packet-flow technology that provides trusted and comprehensive real-time network and application performance intelligence enabling unified assurance of the network, applications and users. These solutions enable IT staff to predict, preempt and resolve network and service delivery problems while facilitating the optimization and capacity planning of the network infrastructure. NetScout nGenius® and Sniffer® solutions are deployed at more than 20,000 of the world’s largest enterprises, government agencies, and service providers, on over 740,000 network segments to assure the network, applications, and service delivery to their users and customers. More information about NetScout Systems, Inc. is available at http://www.netscout.com.