FLEX
Updated: 06/16/2017 by Computer Hope
More appropriately known as K56flex or KFlex, FLEX is a Lucent and Rockwell modem standard announced on November 15, 1996, to make their respective modem chipsets interoperable. By agreeing to interoperate, Lucent & Rockwell are providing the industry with an interoperable high speed modem protocol that will revolutionize Internet communications.