H9MO-LMXE is a carrier-class, cost-effective, compact (only 3U high), STM-1/STM-4/STM-16 SDH/MSTP platform that is designed for application in metro and access networks to facilitate the efficient transport of traditional TDM and emerging data traffic for service providers. H9MO-LMXE is a card based compact SDH equipment, designed mainly as a