Nokia is a global provider of communications network infrastructure and mobile network technologies. Its portfolio spans IP routing, optical networks, fixed access, mobile radio, core networks, cloud and network services, private wireless, enterprise connectivity, and patent licensing. Customers include telecom operators, cloud providers, internet companies, industrial enterprises, governments, and defense users. Nokia is shifting from a traditional 5G capex cycle toward AI-driven networks, 6G, data-center interconnect, and programmable infrastructure. In 2025 it moved toward a simplified operating model centered on Network Infrastructure and Mobile Infrastructure to improve focus and execution.