Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Message Transfer Part (MTP) to support international interconnection - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300008-2:1997
€84.58
Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Message Transfer Part (MTP) protocol Tester (MT); English version ETS 300346:1997
€105.42
Broadband Integrated Services Digital Network (B-ISDN) - B-ISDN Operation and Maintenance (OAM) principles and functions; English version ETS 300404:1997
€56.17
Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Generic functional protocol- Core aspects - Part 1: Protocol specification [ITU-T Recommendation Q.2932.1, modified]; English version ETS 300796-1:1997
€34.30
Integrated Services Digital Network (ISDN) - Audio characteristics of terminals designed to support conference services in the ISDN; English version ETS 300807:1997
€91.03
Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; signalling network layer for circuit-mode basic call control - Part 5: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user; English version ETS 300403-5:1997
€116.64
Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the B-channel of the user access, basic and primary rate; English version ETS 300048:1997
€77.20
Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the D-channel of the user access; basic and primary rate; English version ETS 300049:1997
Intelligent Network (IN) - Intelligent Network Capability Set 1 (CS1); Core Intelligent Network Application Protocol (INAP) - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for Service Switching Function (SSF) and Specialized Resource Function (SRF); English version ETS 300374-4:1997
€179.53
Integrated Services Digital Network (ISDN) - Signalling System No. 7; Transaction Capabilities (TC); Application Service Element (ASE) for Message Waiting Indication (MWI) supplementary service - Part 1: Protocol specification; English version ETS 300754-1:1997
Broadband Integrated Services Digital Network (B-ISDN) - Broadband Connection-Oriented Bearer Service (BCOBS) [ITU-T Recommendation F.811 (1996)]; English version ETS 300780:1997
Integrated Services Digital Network (ISDN) - Freephone (FPH) supplementary service - Service description; English version ETS 300208:1996
Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Service description; English version ETS 300263:1994/A1:1996
Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service - Service description; English version ETS 300284:1996
€63.27
Integrated Services Digital Network (ISDN) - Access digital section for ISDN basic rate; English version ETS 300297:1995/A1:1996
