Information Technology - Telecommunications and Information Exchange Between Systems - Private Integrated Services Network - Specification, Functional Model and Information Flows - Message Waiting Indication Supplementary Service
Edition 2004-12-01

Information Technology - Telecommunications and Information Exchange Between Systems - Private Integrated Services Network - Inter-Exchange Signalling Protocol - Message Waiting Indication Supplementary Service
Edition 2004-01-01

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service - Service description
Edition 2001-08-01

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (incl. Diskette!!!)
Edition 1998-10-01

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (incl. Diskette!!!)
Edition 1998-10-01

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
Edition 1999-01-01

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
Edition 1999-01-01

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (incl. Diskette!!!)
Edition 2000-01-01

Indication of the direction of the twist of yarns and similar products - Procedure
Edition 2014-12-16

Geographical Indication - Guidelines for structuring of Geographical Indications for product
Edition 2016-10-25