For its fiscal fourth quarter ending October 31, Ciena reported revenue of $160.0 million, representing a 4.9% sequential increase from fiscal third quarter revenue of $152.5 million and an increase of 35.3% over revenue of $118.2 million for the same period a year ago. For the fiscal year ending October 31, 2006, Ciena's unaudited revenue was $564.1 million, representing an increase of 32.0 % over the previous year.Q4 represents the company's eleventh sequential quarterly increase in revenue. Ciena's unaudited fiscal fourth quarter net income...