Sigma Networks introduces hubbed SONET services powered by CIENA CoreDirector

November 1, 2001--CIENA Corporation (Linthicum, MD) and Sigma Networks (San Jose, CA) announced that Sigma Networks� deployment of CIENA�s intelligent optical core switching solutions represents the first service provider to deploy CIENA�s intelligent optical core switching solutions in the metro core.

November 1, 2001--CIENA Corporation (Linthicum, MD) and Sigma Networks (San Jose, CA) announced that Sigma Networks� deployment of CIENA�s intelligent optical core switching solutions represents the first service provider to deploy CIENA�s intelligent optical core switching solutions in the metro core.

CIENA�s Multiwave CoreDirector� and Multiwave CoreDirector CI� intelligent optical core switches were chosen by Sigma Networks to provide a flexible and cost effective offering of switched, channelized SONET services in a metro network.

Fractional SONET capabilities allow Sigma Networks� carrier and service provider customers to use a single aggregated port connection to reach multiple points-of-presence in major cities. Hubbed SONET services also allow customers to reduce costs based on economies of scale and to easily groom and aggregate existing circuits to meet current and future needs.

�CIENA enables Sigma Networks to offer customers groundbreaking switched, fractional metro SONET Services,� said John Peters, CEO of Sigma Networks. �Carriers and service providers have been seeking rapidly provisioned, streamlined fractional SONET Services for years, and Sigma Networks is architected to provide fast and flexible service to meet this market need. With switching at the STS-1 level, customers can be sure that they will receive the right amount of bandwidth at the right place at the right time.�

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