Ribbon Comms (NASDAQ:RBBN) reported quarterly earnings of $0.59 per share which beat the analyst consensus estimate of $0.11 by 446.3 percent. This is a 268.75 percent increase over earnings of $0.16 per share from the same period last year. The company reported quarterly sales of $227.323 million which missed the analyst consensus estimate of $241.351 million by 5.81 percent. This is a 9.56 percent decrease over sales of $251.359 million the same period last year.