Ciena
NYSE:CIENCiena Corporation provides hardware and software services for delivery of video, data, and voice traffic metro, aggregation, and access communications network worldwide. The company's Networking Platforms segment offers convergence of coherent optical transport, open optical networking, optical transport network switching, IP routing, and switching services. Its products include 6500 Packet-Optical Platform, Waveserver stackable interconnect system, and the 6500 Reconfigurable line system, and the 5400 family of Packet-Optical platforms, as well as 8100 coherent routing platforms; 3000 family of service delivery switches and the 5000 family of service aggregation switches, as well as 8700 Packetwave Platform and 6500 Packet Transport System. This segment also sells operating system software and enhanced software features embedded in each of its products. The company's Blue Planet Automation Software and Services segment provides multi-domain service orchestration, inventory, route optimization and analysis, multi-cloud orchestration, and unified assurance and analytics services. Its Platform Software and Service segment offers MCP domain controller solution, and OneControl unified management system, as well as planning tools. The company's Global Services segment provides maintenance support and training, installation and deployment, and consulting and network design services. Ciena Corporation was incorporated in 1992 and is headquartered in Hanover, Maryland.
Cisco Systems
NASDAQ:CSCOCisco Systems, Inc. designs, manufactures, and sells Internet Protocol based networking and other products related to the communications and information technology industry in the Americas, Europe, the Middle East, Africa, the Asia Pacific, Japan, and China. The company also offers switching portfolio encompasses campus switching as well as data center switching; enterprise routing portfolio interconnects public and private wireline and mobile networks, delivering highly secure, and reliable connectivity to campus, data center and branch networks; wireless products include wireless access points and controllers; and compute portfolio including the cisco unified computing system, hyperflex, and software management capabilities, which combine computing, networking, and storage infrastructure management and virtualization. In addition, it provides Internet for the future product consists of routed optical networking, 5G, silicon, and optics solutions; collaboration products, such as meetings, collaboration devices, calling, contact center, and communication platform as a service; end-to-end security product consists of network security, cloud security, security endpoints, unified threat management, and zero trust; and optimized application experiences products including full stack observability and network assurance. Further, the company offers a range of service and support options for its customers, including technical support and advanced services and advisory services. It serves businesses of various sizes, public institutions, governments, and service providers. The company sells its products and services directly, as well as through systems integrators, service providers, other resellers, and distributors. Cisco Systems, Inc. has strategic alliances with other companies. Cisco Systems, Inc. was incorporated in 1984 and is headquartered in San Jose, California.
Nokia Oyj
NYSE:NOKNokia Oyj provides mobile, fixed, and cloud network solutions worldwide. The company operates through four segments: Network Infrastructure, Mobile Networks, Cloud and Network Services, and Nokia Technologies. The company provides fixed networking solutions, such as fiber and copper-based access infrastructure, in-home Wi-Fi solutions, and cloud and virtualization services; IP networking solutions, including IP access, aggregation, and edge and core routing for residential, mobile, enterprise and cloud applications; optical networks solutions that provides optical transport networks for metro, regional, and long-haul applications, and subsea applications; and submarine networks for undersea cable transmission. It serves its products and services to communications service providers, webscales and hyperscalers, digital industries, and government. The company also offers mobile technology products and services for radio access networks and microwave radio links for transport networks, network management solutions, as well as network planning, optimization, network deployment, and technical support services. In addition, it offers cloud and network services, including core network solutions, such as voice and packet core; business applications, such as security, automation, and monetization; cloud and cognitive services; and enterprise solutions, including private wireless and industrial automation. Further, the company licenses intellectual property, including patents, technologies, and the Nokia brand. Nokia Oyj was founded in 1865 and is headquartered in Espoo, Finland.
Verizon Communications
NYSE:VZVerizon Communications Inc., through its subsidiaries, engages in the provision of communications, technology, information, and entertainment products and services to consumers, businesses, and governmental entities worldwide. It operates in two segments, Verizon Consumer Group (Consumer) and Verizon Business Group (Business). The Consumer segment provides wireless services across the wireless networks in the United States under the Verizon and TracFone brands and through wholesale and other arrangements; and fixed wireless access (FWA) broadband through its wireless networks, as well as related equipment and devices, such as smartphones, tablets, smart watches, and other wireless-enabled connected devices. The segment also offers wireline services in the Mid-Atlantic and Northeastern United States, as well as Washington D.C. through its fiber-optic network, Verizon Fios product portfolio, and a copper-based network. The Business segment provides wireless and wireline communications services and products, including FWA broadband, data, video and conferencing, corporate networking, security and managed network, local and long-distance voice, and network access services to deliver various IoT services and products to businesses, government customers, and wireless and wireline carriers in the United States and internationally. The company was formerly known as Bell Atlantic Corporation and changed its name to Verizon Communications Inc. in June 2000. Verizon Communications Inc. was incorporated in 1983 and is headquartered in New York, New York.