Norm
[AKTUELL]
UNE-ETS 300689 Ed 1
UNE-ETS 300689 Ed 1
Business TeleCommunications (BTC); 34 Mbit/s digital leased lines (D34U and D34S); Terminal equipment interface.
Titel (englisch)
Business TeleCommunications (BTC); 34 Mbit/s digital leased lines (D34U and D34S); Terminal equipment interface.