Adtran Inc.MARTINSRIED/MUNICH, Germany, Jan. 30 -- ADVA Optical Networking, a provider of optical networking solutions, has launched a new set of optical transceiver and amplifier modules for its fiber service platform (FSP) 3000 carrier-class metro infrastructure solution. These new modules deliver higher tolerance for impairment, greater dispersion load and higher gain, thereby extending the system's reach capability to 500 kilometers in metro regional networks without regeneration. 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