NetScout is a company that provides network and application performance monitoring solutions. It has over 25 years of experience in the industry, $400M+ in annual revenues, and nearly 1000 employees. NetScout's products are used by over 92 of the Fortune 100 companies and 148 telecommunications providers. The document discusses NetScout's product portfolio, which includes network monitoring probes, packet flow switches, and analytics software. It also covers NetScout's strategy of addressing challenges in service delivery through converged network and application visibility across IT.