Eurotranstelecom and Ciena Deploy First Commercial 100G Network in Eastern Europe

Pioneering Ukrainian operator upgrades backbone network to meet growing connectivity requirements of region's carriers and enterprises; supports international traffic

LINTHICUM, Md. & KIEV, Ukraine--(BUSINESS WIRE)-- Ciena® Corporation, the network specialist, and the Ukrainian telecoms operator Eurotranstelecom, today announced the first commercial deployment of 100G in Eastern Europe as part of Eurotranstelecom's nationwide backbone network covering the key regions in Ukraine and linking it to Russian, Polish, Hungarian and Slovakian networks. Based on Ciena's 6500 Packet-Optical Platform equipped with WaveLogicTM Coherent Optical Processors, ETT's high-capacity optical network supports carriers' growing requirement for high-speed connectivity, supporting national and international traffic with a flexible, cost-efficient and scalable infrastructure.

Alternative operator in Ukraine

LLC Eurotranstelecom is an alternative operator in Ukraine, which provides wholesale services to national and international service providers. Eurotranstelecom has its own optical cable network, which is laid along railways in Ukraine and covers the country's major regions. The operator has its own national DWDM, SDH and IP/ MPLS networks and offers its clients IP transit, data and voice services, lambda, collocation, dark fiber lease and maintenance services.

Forward-looking statements. This press release contains certain forward-looking statements based on current expectations, forecasts and assumptions that involve risks and uncertainties. These statements are based on information available to the Company as of the date hereof; and Ciena's actual results could differ materially from those stated or implied, due to risks and uncertainties associated with its business, which include the risk factors disclosed in its Report on Form 10-Q, which Ciena filed with the Securities and Exchange Commission on September 8, 2011. Forward-looking statements include statements regarding Ciena's expectations, beliefs, intentions or strategies regarding the future and can be identified by forward-looking words just as "anticipate," "believe," "could," "estimate," "expect," "intend," "may," "should," "will," and "would" or similar words. Ciena assumes no obligation to update the information included in this press release, whether as a result of new information, future events or if not.