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<url><loc>https://stock.noler.com/us/stock/cien/finance-lease-right-of-use-asset-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finance-lease-right-of-use-asset-before-accumulated-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finance-lease-weighted-average-discount-rate-percent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/financing-cash-flow</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-accumulated-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-after-year-five</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-next-twelve-months</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-remainder-of-fiscal-year</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-year-five</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-year-four</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-year-three</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-amortization-expense-year-two</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-future-amortization-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-gross</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-net</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-useful-life-maximum</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/finite-lived-intangible-assets-useful-life-minimum</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/fixtures-and-equipment-gross</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/foreign-currency-contract-asset-fair-value-disclosure</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/foreign-currency-transaction-gain-loss-before-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/foreign-earnings</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/foreign-earnings-repatriated</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/foreign-pretax-income</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/form-144-stocks</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/form-n-port-stocks</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-after-year-five</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-remainder-of-fiscal-year</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-year-five</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-year-four</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-year-one</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-year-three</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/future-amortization-expense-year-two</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/gain-loss-on-foreign-currency-non-hedging-derivatives</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/gains-losses-on-extinguishment-of-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/gains-losses-on-restructuring-of-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/general-and-administrative-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/goodwill</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/goodwill-acquired</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/goodwill-foreign-currency-translation-gain-loss</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/goodwill-impairment-loss</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/goodwill-transfers</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/grants-receivable</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/graph</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/gross-margin</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/gross-profit</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/hosting-arrangement-service-contract-implementation-cost-capitalized-after-accumulated-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/hosting-arrangement-service-contract-implementation-cost-expense-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/impairment-of-intangible-assets-finitelived</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/impairment-of-long-lived-assets-held-for-use</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/included-in-etf</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/income-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/income-tax-examination-penalties-and-interest-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/income-taxes-paid</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-accounts-payable-and-accrued-liabilities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-accounts-receivable</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-accrued-income-taxes-payable</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-contract-with-customer-liability</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-deferred-revenue</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-inventories</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-operating-lease-liability</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-prepaid-deferred-expense-and-other-assets</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/increase-decrease-in-restricted-cash</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/incremental-common-shares-attributable-to-conversion-of-debt-securities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/incremental-common-shares-attributable-to-share-based-payment-arrangements</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/insider-transactions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/intangible-assets-gross-excluding-goodwill</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/intangible-assets-net-excluding-goodwill</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-expense-nonoperating</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-income-expense-nonoperating-net</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-on-convertible-debt-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-paid</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-paid-net</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-payable-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-rate-cash-flow-hedge-asset-at-fair-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/interest-rate-cash-flow-hedge-liability-at-fair-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory-finished-goods</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory-gross</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory-raw-materials</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory-valuation-reserves</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory-work-in-process</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/inventory-write-down</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/investing-cash-flow</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/iran-activity-notices-irannotice</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/late-filing-notices-nt-10-k</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/lease-and-rental-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/lease-cost</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/leasehold-improvements-gross</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/lessee-operating-lease-liability-payments-remainder-of-fiscal-year</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/lessee-operating-lease-liability-undiscounted-excess-amount</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-gain-loss-included-in-earnings</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-gain-loss-included-in-earnings-1</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-issues</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-settlements</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-transfers-into-level</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-transfers-out-of-level</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/level-3-asset-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/liabilities-fair-value-disclosure</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/line-of-credit-facility-current-borrowing-capacity</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/long-term-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/long-term-debt-fair-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/long-term-notes-payable</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/market-cap</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/marketable-securities-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/marketable-securities-realized-gain-loss-other-than-temporary-impairments-amount</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/material-contracts</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/maturities-of-available-for-sale-securities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/net-change-in-cash</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/net-income</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/net-income-loss-available-to-common-stockholders-diluted</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/net-margin</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/news</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/nontrade-receivables-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/notes-and-loans-receivable-net-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/notes-and-loans-receivable-net-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/notes-payable</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/notes-payable-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/number-of-operating-segments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/number-of-reportable-segments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-available-for-sale-adjustment-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-available-for-sale-adjustment-net-of-tax-change</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-before-reclassifications-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-before-reclassifications-net-of-tax-attributable-to-parent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-derivatives-qualifying-as-hedges-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-derivatives-qualifying-as-hedges-net-of-tax-change</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-foreign-currency-transaction-and-translation-adjustment-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-foreign-currency-transaction-and-translation-adjustment-net-of-tax-change</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-net-of-tax-2</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-unrealized-gain-loss-on-derivatives-arising-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/oci-unrealized-holding-gain-loss-on-securities-arising-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-cash-flow</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-expenses</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-income</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-assets</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-cost</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-liability</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-liability-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-liability-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-2</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-after-year-five</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-in-five-years</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-in-four-years</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-in-three-years</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-in-two-years</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-next-twelve-months</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-thereafter</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-year-five</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-year-four</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-year-three</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-payments-due-year-two</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-lease-weighted-average-discount-rate-percent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-loss-carryforwards</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/operating-margin</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/options-activity</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-accrued-liabilities-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-assets-miscellaneous-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-current-assets</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-current-liabilities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-inventory-capitalized-costs</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-noncash-income-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-noncurrent-assets</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-noncurrent-liabilities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-nonoperating-income</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-nonoperating-income-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-payments-to-acquire-businesses</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/other-prepaid-expense-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/outstanding-bonds</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/paid-in-capital-equity-component-of-convertible-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/paid-in-capital-shares-issued-issuance-costs</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/paid-in-capital-stock-compensation</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/paid-in-capital-tax-effect-from-share-based-compensation</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/paid-in-capital-warrant-issued</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/patents-active</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payment-of-financing-and-stock-issuance-costs</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-for-derivative-instrument-investing-activities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-for-hedge-financing-activities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-for-proceeds-from-derivative-instrument-investing-activities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-for-restructuring</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-of-debt-extinguishment-costs</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-of-debt-issuance-costs</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-of-debt-restructuring-costs</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-to-acquire-available-for-sale-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-to-acquire-businesses-gross</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-to-acquire-equity-securities-fv-ni</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/payments-to-acquire-other-investments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/pb-ratio</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/pe-ratio</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/pre-tax-margin</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/preferred-shares-facts</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/preferred-stock-par-or-stated-value-per-share</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/preferred-stock-shares-authorized</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/preferred-stock-shares-issued</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/preferred-stock-shares-outstanding</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/preferred-stock-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/prepaid-expense-and-other-assets-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/prepaid-taxes</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/pretax-income</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/pretax-income-domestic</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/pretax-income-minority-interest-and-income-loss-from-equity-method-investments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/previous-etf-holding-it</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/price-fcf-ratio</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-convertible-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-issuance-of-medium-term-notes</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-issuance-of-secured-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-issuance-of-senior-long-term-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-issuance-of-warrants</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-sale-of-available-for-sale-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-sale-of-equity-method-investments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/proceeds-from-stock-issued</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/product-warranty-accrual-additions-from-business-acquisition</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/product-warranty-accrual-classified-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/product-warranty-accrual-payments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/product-warranty-accrual-preexisting-increase-decrease</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/product-warranty-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/profit-breakdown</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/profit-loss</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-and-finance-lease-right-of-use-asset-accumulated-depreciation-and-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-and-finance-lease-right-of-use-asset-after-accumulated-depreciation-and-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-and-finance-lease-right-of-use-asset-before-accumulated-depreciation-and-amortization</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-disposals</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-gross</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-useful-life-maximum</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-and-equipment-useful-life-minimum</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/property-plant-equipment</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/provision-for-doubtful-accounts</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/provision-for-other-credit-losses</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/ps-ratio</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/public-float</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/purchase-obligation</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/quick-ratio</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/reclassification-from-accumulated-oci-current-period-net-of-tax</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/reclassification-from-aoci-current-period-net-of-tax-attributable-to-parent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/repayments-of-assumed-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/repayments-of-convertible-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/repayments-of-long-term-capital-lease-obligations</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/research-and-development</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restricted-cash-and-cash-equivalents-at-carrying-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restricted-cash-and-cash-equivalents-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restricted-cash-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restricted-cash-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-charges</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-costs-and-asset-impairment-charges</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-accrual-adjustment</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-accrual-adjustment-1</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-noncurrent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-period-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-settled-with-cash</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-settled-without-cash</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-reserve-settled-without-cash-1</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/restructuring-settlement-and-impairment-provisions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/retained-earnings</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/return-on-tangible-equity</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/revenue</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/revenue-breakdown</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/revenue-from-grants</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/revenue-remaining-performance-obligation</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/right-of-use-asset-obtained-in-exchange-for-operating-lease-liability</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/roa</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/roe</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/roi</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sales-revenue-goods-net</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sales-revenue-net</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sales-revenue-services-net</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/scorecard</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-comment-letters-upload</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-enforcement-actions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-filings-10-q</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-filings-25-nse</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-filings-8-k</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-filings-px14a6g</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/sec-filings-s-4</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/secondary-offerings</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/selling-and-marketing-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-exercisable-options-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-exercisable-options-remaining-term</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-lower-range-limit</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-number-of-exercisable-options</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-number-of-outstanding-options</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-outstanding-options-remaining-term</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/share-based-compensation-shares-authorized-under-stock-option-plans-exercise-price-range-upper-range-limit</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/shareholders-equity</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/shares-authorized</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/shares-issued</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/shares-outstanding</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/short-sale-volume</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/short-term-investments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/short-term-lease-cost</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/significant-purchase-commitment-remaining-minimum-amount-committed</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-award-discount-from-market-price-purchase-date</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-award-options-exercises-in-period-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-award-options-grants-in-period-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-award-rsu-grants-in-period-grant-date-fair-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-award-rsu-vested-in-period-total-fair-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-based-compensation</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-compensation-allocation-of-recognized-period-costs-capitalized-amount</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-compensation-unrecognized-cost</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-issued-shares-issued-for-options-exercised</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-issued-shares-issued-value-conversion-of-convertible-securities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-issued-shares-issued-value-conversion-of-convertible-securities-net-of-adjustments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-issued-shares-issued-value-stock-options-exercised</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-issued-value-of-shares-issued-for-acquisitions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-issued-value-of-shares-issued-for-stock-awards</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-exercises-in-period-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-exercises-in-period-total-intrinsic-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-forfeitures-and-expirations-in-period-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-forfeitures-in-period</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-grants-in-period</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-grants-in-period-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-grants-in-period-grant-date-fair-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-outstanding-average-exercise-price</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-outstanding-number</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-vested-and-expected-to-vest-exercisable-aggregate-intrinsic-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-options-vested-and-expected-to-vest-outstanding-aggregate-intrinsic-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-repurchase-program-authorized-amount</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stock-splits</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/stockholders-equity-including-portion-attributable-to-noncontrolling-interest</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/subsidiaries</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-credit-carryforward-amount</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-cuts-and-jobs-act-income-tax-expense-benefit</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-at-federal-statutory-income-tax-rate</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-change-in-deferred-tax-assets-valuation-allowance</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-change-in-enacted-tax-rate</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-fdii-percent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-foreign-income-tax-rate-differential</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-gilti-percent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-nondeductible-expense-impairment-losses</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-other-reconciling-items-percent</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-state-and-local-income-taxes</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-tax-credits-research</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-rate-reconciliation-tax-exempt-income</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-reconciliation-repatriation-of-foreign-earnings</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-reconciliation-tax-credits-foreign</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/tax-withholding-on-stock-awards</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/total-assets</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/total-contract-liability</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/total-liabilities</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/total-liabilities-and-equity</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/total-long-term-debt</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/treasury-stock-acquired-average-cost-per-share</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/treasury-stock-common-shares</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/treasury-stock-common-value</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/unamortized-debt-issuance-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/unbilled-receivables-current</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/unrealized-gain-loss-on-derivatives</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/unrealized-gain-loss-on-investments</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/unrecognized-deferred-tax-liability-foreign-earnings</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/unrecognized-tax-benefits</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-decrease-from-prior-year-positions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-decrease-from-settlements</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-income-tax-penalties-and-interest-accrued</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-income-tax-penalties-and-interest-expense</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-increase-from-current-year-positions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-increase-from-prior-year-positions</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/utb-reduction-from-statute-lapse</loc></url>
<url><loc>https://stock.noler.com/us/stock/cien/variable-lease-cost</loc></url>
</urlset>
