Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) version 4 for the international interface - Part 6: Connected Line Identification Restriction (COLR) supplementary service (ITU-T Recommendation Q.731, clause 6 (1993), modified) (Endorsement of the English version EN 300356-6 V 4.1.2 (2001-07) as German standard).
€16.45
Integrated Services Digital Network (ISDN) - Completion of Calls on No Reply (CCNR) supplementary service - Service description - Télécommunications
€74.00
Integrated Services Digital Network (ISDN) - Security tools (SET) for use within telecommunication services - Télécommunications
€47.00
Integrated Services Digital Network (ISDN) - Selective Call Forwarding (SCF) supplementary services (unconditional, busy and no reply) - Service description - Télécommunications
€59.00
Integrated Services Digital Network (ISDN) - Teleaction teleservice - Service description - Télécommunications
Integrated Services Digital Network (ISDN) - Outgoing Call Barring-User Controlled (OCB-UC) supplementary service - Service description - Télécommunications
Integrated Service Digital Network (ISDN); Signalling System No. 7 (SS7); Bearer Independent Call Control (BICC) - Signalling procedures in an ATM/IP/.. backbone network; Capability Set 1 (CS1) - Part 1: Protocol specification (ITU-T Recommendations Q.1901 and Q.765.5, modified) (Endorsement of the English version EN 301848-1 V 1.1.1 (2001-02) as German Standard).
Integrated Services Digital Network (ISDN) - Definition and usage of cause and location in Digital Subscriber Signalling System No. one (DSS1) and Signalling System No. 7 (SS7) ISDN User Part (ISUP) (ITU-T Recommendation Q.850 (1998) with addendum, modified) (Endorsement of the English version EN 300485 V 1.3.1 (2001-04) as German standard).
Integrated Services Digital Network (ISDN) - Signalling system No. 7 - Operations, Maintenance and Administration Part (OMAP) - Part 1 : protocol specification - Télécommunications
€128.67
Integrated Services Digital Network (ISDN) - Remote Control (RC) service - Service description (Endorsement of the English version EN 301691 V 1.1.1 (2001-02) as German Standard)
Integrated Services Digital Network (ISDN) - Line Hunting (LH) supplementary service - Service description (Endorsement of the English version EN 301479 V 1.1.2 (2000-08) as German Standard).
Integrated Services Digital Network (ISDN) - Calling Line Identification Restriction (CLIR) supplementary service - Service description (Endorsement of the English version EN 300090 V 1.2.1 (2000-12) as German Standard).
Integrated Services Digital Network (ISDN) - Calling Line Identification Presentation (CLIP) supplementary service - Service description (Endorsement of the English version EN 300089 V 3.1.1 (2000-12) as German Standard).
Universal Personal Telecommunication (UPT) - UPT phase 2 - Functional specfication of the interface of a UPT Integrated Circuit Card (ICC) and public Schwitched Telephone Network (PSTN), Integrated Services Digital Network (ISDN) and Global System for Mobile communications (GSM) terminals (one pass and multiple pass authentication) - Télécommunications
€82.00
Integrated Services Digital Network (ISDN) - Signalling System No. 7; Digital cellular telecommunications system (Phase 2+); Application of ISDN User Part (ISUP) version 3 for the ISDN-Public Land Mobile Network (PLMN) signalling interface - Part 1: Protocol specification (GSM 09.14, version 7.0.2, Release 1998) (Endorsement of the English version EN 302646-1 V 7.0.2 (2000-09) as German Standard).
