NetScout Systems, Inc. designs, develops, manufactures, markets, licenses, sells, and supports unified service delivery management, service assurance, and application and network performance management solutions worldwide. The company offers nGenius Service Assurance Solution, which delivers a range of intelligent data sources to provide visibility in various places in the network, including the datacenter infrastructure and virtualized servers, as well as the network core, edge, and branch offices. It also provides Replay NetAnalyst product that supports lawful interception activity and interprets intercepted Internet data and reconstructs communications. The company markets and distributes its products through direct sales personnel, as well as through strategic channel partners, including distributors, value added resellers, and systems integrators to financial, healthcare, manufacturing, retail, technology, utilities, education, and public sectors; and mobile operators, wireline operators, and cable multi-service operators. The company was founded in 1984 and is headquartered in Westford, Massachusetts.