Norm
[AKTUELL]
UNE-ETS 300690 Ed 1
UNE-ETS 300690 Ed 1
Business TeleCommunications (BTC). 140 Mbit/s digital leased lines (D140U and D140S). Terminal equipment interface.
Titel (englisch)
Business TeleCommunications (BTC). 140 Mbit/s digital leased lines (D140U and D140S). Terminal equipment interface.