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DIN ETS 300056
Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991
Edition
1992-09
DIN ETS 300059
Integrated Services Digital Network (ISDN); Subaddressing (SUB) supplementary service; service description; english version ETS 300059:1991
Edition
1992-09
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 300492
Public Switched Telephone Network (PSTN) - Category II specification for 14400, 12000, 9600, 7200 and 4800 bits per second duplex modems standardized for use on the PSTN; English version ETS 300492:1996
Edition
1997-08
DIN ETS 300240
Private Telecommunication Network (PTN); signalling at the S-reference point; generic feature key management protocol for the control of supplementary services; English version ETS 300240:1993
Edition
1993-12
DIN ETS 300183
Integrated Services Digital Network (ISDN); conference call, add-on (CONF) supplementary service; service description; English version ETS 300183:1992
Edition
1993-09
DIN ETS 300218
Integrated Services Digital Network (ISDN); syntax-based videotex lower layers protocols for ISDN packet mode (CCITT Recommendation X.31 case A and case B); English version ETS 300218:1993
Edition
1994-01
DIN ETS 300208
Integrated Services Digital Network (ISDN) - Freephone (FPH) supplementary service - Service description; English version ETS 300208:1996
Edition
1996-10
DIN ETS 300334
Integrated Services Digital Network (ISDN) - Signalling System no. 7 - Routeing in support of ISDN User Part (ISUP) version 2 services; English version ETS 300334:1995
Edition
1996-12