Cross References:ISO 21217:2014 ED2ISO 17419:2018ISO 4217:2015BS ENISO 17419:2018ISO/IEC 8824-1:2015ISO 17419ISO/TS 16460ITU-T X.911ISO 24102-1ISO 21218ISO/TR 17465-1ISO 24102-2ISO 24102-3ISO 22418ISO/TS 17425ISO/TS 17429ETSI EN 302 637-2ISO 29281-1ISO 21214ISO 24102-4ISO 24102-6ISO 22418:2018BS ISO 24102-6:2018BS ISO 21218:2018ISO 21218:2018BS ENISO 22418:2018ISO/IEC 8825-2:2015All current amendments available at time of purchase are included with the purchase of this document.