Alcatel-Lucent 3AL98038AD SYNTH16 SDH 1662SMC is an optical transmission card used in the Alcatel-Lucent 1662SMC platform. It is designed to provide synchronous digital hierarchy SDH capabilities for transporting data over optical networks. The Alcatel Lucent 3AL98038AD card supports the SYNTH16 technology, which enables high-speed data transmission and multiplexing. It offers advanced features and functionalities for efficient network management and reliable data transmission.