|Tellabs, Inc. is engaged in designing and marketing equipment and services to communications-services providers worldwide. The company operates in four segments: optical, data, access and services. Its products and services, in combination with its Tellabs 8000 Intelligent Network Manager, enables its customers to deliver wireless and wireline voice, data and video services to business and residential customers. It sells its products domestically and internationally through its field sales force and distributors/partners. Its customers are primarily communication services providers, including wireline and wireless service providers, multiple system operators (MSOs), and competitive service providers (CSPs). Its customer base also includes distributors, original equipment manufacturers (OEMs), system integrators and government agencies.|
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