Ciena (NYSE:CIEN) reported quarterly earnings of $2.11 per share which beat the analyst consensus estimate of $1.73 by 21.97 percent. This is a 214.93 percent increase over earnings of $0.67 per share from the same period last year. The company reported quarterly sales of $1.671 billion which beat the analyst consensus estimate of $1.633 billion by 2.32 percent. This is a 37.04 percent increase over sales of $1.219 billion the same period last year.