AT&T provides several managed services including voice and data communications to consumers, businesses, and other providers across the world. The company operates through four business segments, such as business solutions, entertainment groups, consumer mobility, and international. One of its segments includes internet access services that offers products, including access service, dedicated access, web hosting, managed services, email, and high-speed access services. Its managed web hosting services for businesses provide network, server, and security infrastructure, as well as, built-in data storage, and include application performance management, database management, and hardware and OS management.