Ciena Corporation (NASDAQ:CIEN) today announced expected participation in the following upcoming event with the financial community. The event noted will be webcast and interested listeners may access the broadcast approximately one hour following the presentation in the Investors/Events section of Ciena’s website at: www.ciena.com.

(Please note, dates, times and speakers are as currently scheduled and are subject to change)

RBC Capital Markets’ 2009 Technology, Media & Communications Conference
San Francisco, CA
Wednesday, June 10, 2009 @ 9:00 am PDT
Speaker: Gary Smith, President and CEO

About Ciena

Ciena specializes in practical network transition. We offer leading network infrastructure solutions, intelligent software and a comprehensive services practice to help our customers use their networks to fundamentally change the way they compete. With a global presence, Ciena leverages its heritage of practical innovation to deliver maximum performance and economic value in communications networks worldwide. We routinely post recent news, financial results and other important announcements and information about Ciena on our website. For more information, visit www.ciena.com.