Ciena delivers best-in-class networking technology through high-touch consultative relationships. More than 1,600 customer networks use our solutions. We support 85 percent of the world’s largest communications service providers, as well as regional service providers, submarine network operators, data and cloud operators, enterprises, the public sector, and all levels of education.
AT&T | Amazon | Bell Canada | Bharti Airtel | British Telecom |
Comcast | Deutsche Telekom | Rogers | Verizon | |
U.S. Department of Defense |