UNE-EN 301485-1V1.1.1

Broadband Integrated Services Digital Network (B-ISDN);Digital Subscriber Signalling System No. two (DSS2) protocol;Support of ATM end system addressing format by Number identification supplementary services;Part 1: Protocol specification [ITU-T Recommendation Q.2951.9 (1999) modified] (Endorsed by Asociación Espanola de Normalización in November of 2021.)