ITU I.432.3:1999
ITU I.432.3:1999 B-isdn User-network Interface - Physical Layer Specification - 1544 Kbit/s And 2048 Kbit/s Operation Describes Physical Layer characteristics for transporting ATM cells by means of existing Primary Rate ISDN systems. Covers both 1544 and 2048 kbit/s interfaces at the T[B] and S[B] reference points of