Integrated Services Digital Network (ISDN). Application of the ISDN user part (isup) of CCITT signalling system number 7 for international ISDN interconnections (isup version 1)
Edition 1996-12-01

Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) supplementary service. Digital subscriber signalling system number one (DSS1) protocol. Part 1: protocol specification
Edition 1996-10-01

Integrated Services Digital Network (ISDN). Diversion supplementary services. Digital Subscriber Signalling System number one (DSS1) protocol. Part 1: protocol specification
Edition 1997-07-01

Integrated Services Digital Network (ISDN). Freephone (FPH) supplementary service. Digital substriber Signalling System n o one (DSS) protocol. Part 1: protocol specification
Edition 1997-12-01

Integrated Services Digital Network (ISDN). Completion of Calls to Busy Subscriber (CCBS) supplementary service. Digital Subscriber Signalling System no 1 (DSS1) protocol. Part 1: protocol specification
Edition 1998-10-01

Integrated Services Digital Network (ISDN). Explicit Call Transfer (ECT) supplementary service. Digital Subscriber Signalling System Number one (DSS1) protocol. Part 1: protocol specification
Edition 1999-03-01

Integrated Services Digital Network (ISDN). Ccitt signalling system number 7. Transaction capabilities application part (tcap)
Edition 1996-05-01

Integrated Services Digital Network (ISDN). Signalling system number 7. Transaction capabilities application part (TCAP). Test specification
Edition 1994-12-01

Integrated Services Digital Network (ISDN). Signalling System n o 7 ISDN User Part (ISUP) version 2 for the international interface . Part 1: basic services
Edition 1997-07-01

Integrated Services Digital Network (ISDN). Signalling System n o 7 ISDN User Part (ISUP) version 2 for the international interface . Part 3: Calling Line Identification Presentation (CLIP) supplementary service
Edition 1997-07-01