Hanoi-based Vietnam Telecom National will deploy Fujitsu's FLASHWAVE 7500 high-speed optical wavelength division multiplexer as the transmission backbone of its next-generation network. For the new optical trunk-line network in the country's southern region, Vietnam Telecom National, which operates under Vietnam Posts and Telecommunication Group, will deploy Fujitsu's FLASHWAVE 7500 wavelength division multiplexer. This trunk-line network will traverse...