Integrated Services Digital Network (ISDN) - Explicit Call Transfer (ECT) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification; English version ETS 300369-1:1995
€105.42
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 1: Basic services [ITU-T Recommendations Q.761 to Q.764 (1993), modified]; English version ETS 300356-1:1995
€77.20
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 2: ISDN supplementary services [ITU-T Recommandation Q.730 (1993), modified]; English version ETS 300356-2:1995
€34.30
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 3: Calling Line Identification Presentation (CLIP) supplementary service [ITU-T Recommendation Q.731, clause 3 (1993), modified]; English version ETS 300356-3:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 4: Calling Line Identification Restriction (CLIR) supplementary service [ITU-T Recommendation Q.731, clause 4 (1993), modified]; English version ETS 300356-4:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 5: Connected Line Identification Presentation (COLP) supplementary service [ITU-T Recommendation Q.731, clause 5 (1993), modified]; English version ETS 300356-5:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 6: Connected Line Identification Restriction (COLR) supplementary service [ITU-T Recommendation Q.731, clause 6 (1993), modified]; English version ETS 300356-6:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 7: Terminal Portability (TP) supplementary service [ITU-T Recommendation Q.733, clause 4 (1993), modified]; English version ETS 300356-7:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 8: User-to-User Signalling (UUS) supplementary service [ITU-T Recommendation Q.737, clause 1 (1993), modified]; English version ETS 300356-8:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 9: Closed User Group (CUG) supplementary service [ITU-T Recommendation Q.735, clause 1 (1993), modified]; English version ETS 300356-9:1995
Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 10: Subaddressing (SUB) supplementary service [ITU-T-Recommendation Q.731, section 8 (1992), modified]; English version ETS 300356-10:1995
Corrigendum to DIN ETS 300207-1:1995-06 (ETS 300207-1:1994/Corrigendum:1995)
€0.00
Corrigendum to DIN ETS 300303:1995-01 (ETS 300303:1994/Corrigendum:1995)
Integrated Services Digital Network (ISDN) - Calling Line Identification Presentation (CLIP) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification; English version ETS 300092-1:1992 + A2:1994
€63.27
Integrated Services Digital Network (ISDN) - Connected Line Identification Presentation (COLP) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification; English version ETS 300097-1:1992 + A1:1994
