This is a monthly fee for the Audiocodes ALST/10AU/60+/M36 product, specifically for the 'AL Sm' service. This likely pertains to a subscription or licensing for a feature set or support level associated with the Audiocodes platform. Details would typically cover the scope of the 'AL Sm' service and its duration.
ALST/10AU/60+/M36 - Audiocodes :Monthly fee for AL Sm