(Telecompaper) Ciena reported revenues of USD 692 million for its fiscal fourth quarter to October, up from USD 591 million a year earlier and at the high end of its guidance. The net loss narrowed to USD 13.8 million from USD 30.7 million a year ago, and adjusted EPS improved to USD 0.42 per share from a loss of USD 0.08 a year earlier. The results were supported by the takeover of Cyan, which increased converged packet optical revenue to USD 484 million from USD 383 million a year ago. For fiscal Q1, the company forecast revenue of USD 555-590 million and adjusted gross margin around 44 percent. Over fiscal 2016, revenue is expected to grow 8-9 percent and the adjusted gross margin to stay in the mid-40s percent range. The adjusted operating margin is targeted at 11-12 percent.