Ciena is a supplier of telecom and networking equipment, software, and services. It operates through four segments: Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services. The Networking Platforms segment delivers products such as modular interconnect platforms, photonic layer and disaggregated line systems, routing and switching solutions, etc. The Platform Software and Services segment provides domain control management, analytics, data and planning tools, network migration and integration, and other services. The Blue Planet Automation Software and Services segment offers service orchestration solutions, AI-powered routing, traffic and performance analytics, design, and technical support. The Global Services segment focuses on consulting, maintenance, and optimization services. The company caters to education, government, finance, healthcare, transportation, and other industries.