Norm
[AKTUELL]
UNE-ETS 300012/A2
UNE-ETS 300012/A2
INTEGRATED SERVICES DIGITAL NETWORK (ISDN). BASIC USER-NETWORK INTERFACE. LAYER 1 SPECIFICATION AND TEST PRINCIPLES.
Titel (englisch)
INTEGRATED SERVICES DIGITAL NETWORK (ISDN). BASIC USER-NETWORK INTERFACE. LAYER 1 SPECIFICATION AND TEST PRINCIPLES.