Nokia Corporation engages in the network and technology businesses worldwide. The company operates through four segments: Ultra Broadband Networks, Global Services, IP Networks and Applications, and Nokia Technologies. It provides mobile networking solutions, including hardware, software, and services for telecommunications operators, enterprises, and related markets/verticals. It also offers fixed networking solutions, such as copper based solutions; fiber-to-the-home solutions, including Ethernet point-to-point, gigabit passive optical networks, EPON, and 10 gigabit next generation fiber technologies; fiber access products, solutions, and services; and public switched telephone network transformation, ultra-broadband network design, deployment and operation, site implementation and outside plant, and multi-vendor maintenance services. In addition, the company provides network implementation, care, and professional services for mobile networks; and managed services, such as network and service management, build-operate-transfer model, hosting, analytics, Internet of Things (IoT), cloud, and security operation services for the fixed, mobile, applications, Internet protocol (IP), and optical domains. Further, it offers network planning and optimization services to enhance the network performance and quality, and analytics-based services; and network architecture, integration, customization, and migration services. Additionally, the company provides IP/optical networking solutions, including IP routing and optical transport systems, software, and services; software solutions, such as customer experience management, network operations and management, communications and collaborations, policy and charging, as well as Cloud, IoT, security, and analytics platforms; and submarine networks and radio frequency systems. It has a collaboration agreement with Filtronic; and strategic alliance with Infosys. The company was founded in 1865 and is headquartered in Espoo, Finland.