SEOUL -- Nortel Networks [NYSE/TSX: NT] has built the first optical long-haul DWDM (dense wavelength division multiplexing) network for Korea Telecom, Korea's leading carrier. The network was sold through Growell Telecom Limited, a Nortel Networks distributor. The network – based on Nortel Networks OPTera Long Haul 1600 Optical Line Systems – is designed to help Korea Telecom address new business opportunities in one of the most connected, Internet-savvy countries in the Asia Pacific region. Korea Telecom's new optical network includes "point-to-point" connections from Gwangju, Kohung to Cheju Island (351 kilometers) and from Gwangju, Namhae to Cheju Island (513 kilometers). Nortel Networks Corp.

KT Corp.