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DIN ETS 300266
Integrated Services Digital Network (ISDN) - Videotelephony teleservice - Functional capabilities and information flows; English version ETS 300266:1994
Edition
1994-10
DIN ETS 300187
Integrated Services Digital Network (ISDN); three-party (3PTY) supplementary service; functional capabilities and information flows; English version ETS 300187:1993
Edition
1994-01
DIN ETS 300060
Integrated Services Digital Network (ISDN); Subaddressing (SUB) supplementary service; functional capabilities and information flows; english version ETS 300060:1991
Edition
1992-09
DIN ETS 300358
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Functional capabilities and information flows; English version ETS 300358:1995
Edition
1996-04
DIN ETS 300265
Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Functional capabilities and information flows; English version ETS 300265:1994
Edition
1994-10
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
