Universal Personal Telecommunication (UPT) - Specification of the security architecture for UPT phase 1 - Part 3: Conformance Test Specification (CTS); English Version ETS 300391-3:1995
€63.27
Information technology - Telecommunications and information exchange between systems - Private telecommunications networks - Digital channel aggregation
€250.00
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Specification, functional model and information flows - Name identification supplementary services
This product is not for sale, please contact us for more information
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Specification, functional model and information flows - Call completion supplementary services
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Specification, functional model and information flows - Identification supplementary services
Intelligent Network (IN) - Intelligent Network Capability Set 1 (CS1), Core Intelligent Network Application Protocol (INAP) - Part 1: Protocol specification; English Version ETS 300374-1:1994
€214.30
Essential requirements for terminal equipment intended for connection to digital interfaces of the PSTN using Digital Access Signalling System No.2 (DASS 2)
€269.00
Information technology - Telecommunications and information exchange between systems - Synchronization methods and technical requirements for Private Integrated Services Networks
€175.00
Private Telecommunications Network (PTN) - Method for the specification of basic and supplementary services; English version ETS 300387:1994
€41.78
Télécommunications - Équipements terminaux (té) - Protocoles vidéotex en mode paquet sur le réseau téléphonique public commuté (RTPC).
€93.67
Information technology. Telecommunications and information exchange between systems. Interface connector and contact assignments for ISDN Basic Access Interface located at reference points S and T
€193.00
Information technology - Telecommunications and information exchange between systems - Private integrated services network - Part 1: Reference configuration for PISN Exchanges (PINX)
Attachments to the public switched telephone network (PSTN). Category II attachment for 9600 or 4800 bits per second duplex modems standardized for use on the pstn (candidate NET 25). - Télécommunications
€141.33
Private Telecommunication Network (PTN); signalling at the S-reference point; generic feature key management protocol for the control of supplementary services; English version ETS 300240:1993
€77.20
Télécommunications - Raccordements au réseau téléphonique commuté (RTPC) - Exigences de base pour le raccordement des modems normalisés au RTPC (projet de NET 20).
