FLEX

More appropriately known as K56flex or KFlex, FLEX is a modem standard Lucent and Rockwell announced November, 15th of 1996 their intention to make their respective modem chip sets interoperable. By agreeing to interoperate, Lucent & Rockwell are providing the industry with an interoperable high speed modem protocol that will revolutionize Internet communications.

Also see: Modem definitions, V.90, X2