Integrated Services Digital Network (ISDN) - Three-Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 300188-2 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN) - Three-Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version EN 300188-5 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN) - Three-Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user (Endorsement of the English version EN 300188-3 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN) - Three-party (3PTY) supplementary service - Digital Subscriber Signalling System No. 1 (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300188-1 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN). Signalling System n o 7 ISDN User Part (ISUP) version 2 for the international interface. Part 19: Three-Party (3PTY) supplementary service
Edition 1997-07-01

Integrated Services Digital Network (ISDN) -Digital Subscriber Signalling System No. one (DSS1) protocol - Three-Party (3PTY) supplementary service - Part 4: abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (V1.4.1)
Edition 2006-12-01

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Three-Party (3PTY) supplementary service - Part 6: abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (V1.4.1)
Edition 2006-12-01

Integrated Services Digital Network (ISDN) - Three Party (3PTY) supplementary service - Digital Subscriber Signalling System No one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Edition 2001-05-01

Integrated Services Digital Network (ISDN). Three-party (3PTY) supplementary service. Functional capabilities and information flows
Edition 1994-12-01

Assessment of conformity for construction products - Factory production control, third-party monitoring and certification
Edition 2021-04