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EX-21.1 - EXHIBIT 21.1 - CIENA CORPa2015103110kex211.htm
EX-23.1 - EXHIBIT 23.1 - CIENA CORPa2015103110kex231.htm
EX-32.2 - EXHIBIT 32.2 - CIENA CORPa2015103110kex322.htm
EX-32.1 - EXHIBIT 32.1 - CIENA CORPa2015103110kex321.htm
EX-31.1 - EXHIBIT 31.1 - CIENA CORPa2015103110kex311.htm
10-K - 10-K - CIENA CORPa20151031financials.htm
EX-31.2 - EXHIBIT 31.2 - CIENA CORPa2015103110kex312.htm


EXHIBIT 12.1
Statement of Computation of Ratio of Earnings to Fixed Charges
 
 
 
 
 
 
 
 
 
 
Year Ended October 31,
 
 
 
2013
 
2014
 
2015
 
Pre-tax earnings (loss) from continuing operations
$
(80,191
)
 
$
(26,673
)
 
$
23,764

 
Fixed charges:
 
 
 
 
 
 
 
Interest expense
44,042

 
47,115

 
51,179

 
 
Portion of rental expense representative of interest factor
7,664

 
7,550

 
8,491

 
 
Total fixed charges
51,706

 
54,665

 
59,670

 
Pre-tax earnings (loss) from continuing operations plus fixed charges
$
(28,485
)
 
$
27,992

 
$
83,434

 
 
 
 
 
 
 
 
 Ratio of earnings (losses) to fixed charges
$

 
$

 
$
1.40

 
 
 
(1)
 
(2)
 
 
 


(1) Earnings for the year ended October 31, 2013 were inadequate to cover fixed charges by $80.2 million.

(2) Earnings for the year ended October 31, 2014 were inadequate to cover fixed charges by $26.7 million.