Exhibit 24.1
CIENA CORPORATION
Power of Attorney
KNOW ALL MEN BY THESE PRESENTS, that the undersigned officers and directors of Ciena Corporation, a Delaware corporation (the “Corporation”), hereby constitute and appoint Gary B. Smith,James E. Moylan, Jr. and David M. Rothenstein, and each of them, as his or her true and lawfulattorneys-in-fact and agents, with full power of substitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign the registration statement on FormS-4 (the “Registration Statement”) of the Corporation relating to $350,000,000 of the Corporation’s 3.75% Convertible Senior Notes Due 2018, and any and all amendments (including post-effective amendments) to the Registration Statement, and to file the same, with all exhibits thereto, and all other documents in connection therewith, with the Securities and Exchange Commission and any applicable securities exchange or securities self-regulatory body, granting unto saidattorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary in connection with such matters and hereby ratifying and confirming all that saidattorneys-in-fact and agents, or either of them, or their substitutes, may lawfully do or cause to be done by virtue hereof.
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Name and Title | | Date |
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/s/ Gary B. Smith | | June 28, 2017 |
Gary B. Smith President, Chief Executive Officer and Director | | |
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/s/ James E. Moylan, Jr. | | June 28, 2017 |
James E. Moylan, Jr. Senior Vice President, Finance and Chief Financial Officer | | |
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/s/ Andrew C. Petrik | | June 28, 2017 |
Andrew C. Petrik Vice President and Controller | | |
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/s/ Patrick H. Nettles, Ph.D. | | June 28, 2017 |
Patrick H. Nettles, Ph.D. Executive Chairman of the Board of Directors | | |
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/s/ Harvey B. Cash | | June 28, 2017 |
Harvey B. Cash Director | | |
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/s/ Bruce L. Claflin | | June 28, 2017 |
Bruce L. Claflin Director | | |
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/s/ Lawton W. Fitt | | June 28, 2017 |
Lawton W. Fitt Director | | |
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/s/ Patrick T. Gallagher | | June 28, 2017 |
Patrick T. Gallagher Director | | |
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/s/ T. Michael Nevens | | June 28, 2017 |
T. Michael Nevens Director | | |
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/s/ Michael J. Rowny | | June 28, 2017 |
Michael J. Rowny Director | | |
