Ciena®  Corporation (NYSE: CIEN) expects to announce results for its fiscal fourth quarter and  year ended October  31, 2016 on Thursday,  December 8, 2016 before the open of the financial markets. The press release  also will be available on Ciena’s website at www.ciena.com.

In conjunction with the announcement, Ciena’s management will host a  live audio web broadcast beginning at 8:30 AM (Eastern) on December 8, 2016 accessible  via www.ciena.com.

Rebroadcast Information
For those listeners unable to participate in  the live web broadcast, an archived version of the conference call will be  available shortly following the conclusion of the live call in the Investor  Relations/Events section of Ciena’s website at www.ciena.com.

About Ciena
Ciena (NYSE: CIEN) is a  network strategy and technology company. We translate best-in-class technology  into value through a high-touch, consultative business model – with a  relentless drive to create exceptional experiences measured by outcomes. For  updates on Ciena, follow us on Twitter @Ciena, LinkedIn, the  Ciena Insights blog, or visit www.ciena.com.