Nokia Oyj, together with its subsidiaries, provides mobile, fixed, and cloud network solutions in North and Latin America, Greater China, India, rest of the Asia Pacific, Europe, the Middle East, and Africa. It operates in four segments: Network Infrastructure, Mobile Networks, Cloud and Network Services, and Nokia Technologies. The company offers fixed network solutions, such as fiber and copper technologies, access infrastructure, in-home Wi-Fi solutions, and cloud and virtualization services; IP network solutions, which delivers IP routing and data center networking solutions for residential, mobile, enterprise, and cloud applications; and optical networks solutions, which provides optical transport networks for metro, regional, and long-haul applications. It also provides mobile technology products and services for radio access networks and microwave radio links for transport networks; and network management solutions, as well as network planning, optimization, network deployment, and technical support services.