Cisco Systems is a company that designs, manufactures, and sells networking hardware, software, and telecommunications equipment. It offers optics and transceivers, phones, headsets, collaboration devices, adapters, servers, and other products. The company also provides technical, solution, hardware, and software support, packaged services, solution consulting, cybersecurity, application performance management, etc. Cisco Systems caters to education, government, healthcare, manufacturing, mining, retail, and other industries.