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DIN ETS 300140
Integrated Services Digital Network (ISDN); Call Hold (HOLD) supplementary service; functional capabilities and information flows; english version ETS 300140:1992
Edition
1992-12
DIN ETS 300128
Integrated Services Digital Network (ISDN); Malicious Call Identification (MCID) supplementary service; serving description; english version ETS 300128:1992
Edition
1992-12
DIN ETS 300139
Integrated Services Digital Network (ISDN); Call Hold (HOLD) supplementary service; service description; english version ETS 300139:1992
Edition
1992-12
DIN ETS 300149
Terminal Equipment (TE); videotex; audio syntax; english version ETS 300149:1992
Edition
1992-11
DIN ETS 300106
Terminal Equipment (TE); international videotex interworking between a terminal and a host; english version ETS 300106:1991
Edition
1993-04
DIN ETS 300137
Integrated Services Digital Network (ISDN); Closed User Group (CUG) supplementary service; functional capabilities and information flows; english version ETS 300137:1992
Edition
1992-12
DIN ETS 300136
Integrated Services Digital Network (ISDN); Closed User Group (CUG) supplementary service; service description; english version ETS 300136:1992
Edition
1992-12
DIN ETS 300360
Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Signalling interworking specification for ISDN User Part (ISUP) version 2; English version ETS 300360:1995
Edition
1995-11
