Attached files

file filename
EX-23.1 - EXHIBIT 23.1 - CIENA CORPa2017103110kex231pwcconsent.htm
10-K - 10-K - CIENA CORPa20171031financials.htm
EX-32.2 - EXHIBIT 32.2 - CIENA CORPa2017103110kex322.htm
EX-32.1 - EXHIBIT 32.1 - CIENA CORPa2017103110kex321.htm
EX-31.2 - EXHIBIT 31.2 - CIENA CORPa2017103110kex312.htm
EX-31.1 - EXHIBIT 31.1 - CIENA CORPa2017103110kex311.htm
EX-12.1 - EXHIBIT 12.1 - CIENA CORPa2017103110kex121.htm
EX-10.5 - EXHIBIT 10.5 - CIENA CORPex105-formof2017msuagreeme.htm


EXHIBIT 21.1


Subsidiary                            Jurisdiction of Incorporation or Organization
Ciena Communications, Inc.                    Delaware
Ciena Canada, Inc.                        Canada