What was found
FLT#771, BOS-CUN. 'BELOW 10,000 ON ARRIVAL THE AFT FLIGHT ATTENDANT EXPERIENCED A DIRTY SOCK SMELL. THERE WERE NO SIGNIFICANT THRUST CHANGES, NO CLOUDS AND THE APU WAS NOT RUNNING. THE SMELL DIISSIPATED AFTER LANDING. THE CABIN ODOR FORM WAS COMPLETED; COMPLIED WITH INFO NOTICE 2017-T015. PERFORMED AIRCRAFT SYSTEM INSPECTION IAW AMM 05-50-00-810 AIRCRAFT OK FOR SERVICE MCC DAVID NOTIFIED.