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
€34.30
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 300052:1992-09 (ETS 300052:1991/Corrigendum:1994)
€0.00
Corrigendum to DIN ETS 300055:1992-09 (ETS 300055:1991/Corrigendum:1994)
Corrigendum to DIN ETS 300058:1992-09 (ETS 300058:1991/Corrigendum:1994)
Corrigendum to DIN ETS 300061:1992-09 (ETS 300061:1991/Corrigendum:1994)
Corrigendum to DIN ETS 300064:1992-09 (ETS 300064:1991/Corrigendum:1994)
Corrigendum to DIN ETS 300093:1992-12 (ETS 300093:1992/Corrigendum:1994)
Corrigendum to DIN ETS 300098:1992-11 (ETS 300098:1992/Corrigendum:1994)
Corrigendum to DIN ETS 300122:1992-11 (ETS 300122:1992/Corrigendum:1994)
Corrigendum to DIN ETS 300130:1992-11 (ETS 300130:1992/Corrigendum:1994)
Corrigendum to DIN ETS 300138:1992-11 (ETS 300138:1992/Corrigendum:1994)
Corrigendum to DIN ETS 300141:1992-11 (ETS 300141:1992/Corrigendum:1994)
Corrigendum to DIN ETS 300182:1994-04 (ETS 300182:1993/Corrigendum:1994)
