DIN ETS 300011-2 : 1998 Title: Integrated Services Digital Network (ISDN) - Primary rate User-Network Interface (UNI) - Part 2: Conformance test specification for interface I<(Index)A> and I<(Index)B>; English version ETS 300011-2:1998 Year: 1998 Publisher: DIN Media GmbH Availability: Within 1-2 working days