Attached files

file filename
EX-32.2 - EXHIBIT 32.2 - CIENA CORPa2016103110kex322.htm
EX-32.1 - EXHIBIT 32.1 - CIENA CORPa2016103110kex321.htm
EX-31.2 - EXHIBIT 31.2 - CIENA CORPa2016103110kex312.htm
EX-31.1 - EXHIBIT 31.1 - CIENA CORPa2016103110kex311.htm
EX-21.1 - EXHIBIT 21.1 - CIENA CORPa2016103110kex211.htm
EX-12.1 - EXHIBIT 12.1 - CIENA CORPa2016103110kex121.htm
EX-10.24 - EXHIBIT 10.24 - CIENA CORPexhibit1024cicoagree-execo.htm
EX-10.23 - EXHIBIT 10.23 - CIENA CORPexhibit1023cicoagree-gsmith.htm
10-K - 10-K - CIENA CORPa20161031financials.htm


CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (Nos. 333-91294, 333-103328, 333-123509, 333-123510, 333-149520, 333-149929, 333-166125, 333-180332, 333-180333, 333-195498 and 333-214594) and on Post Effective Amendment No. 1 on Form S-8 to Form S-4 (No. 333-204732) of Ciena Corporation of our report dated December 21, 2016 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP
Baltimore, Maryland
December 21, 2016