Broadband Integrated Services Digital Network (B-ISDN) and Broadband Private Integrated Services Network (B-PISN) - Digital Subscriber Signalling System No. two (DSS2); Broadband Inter-Exchange Signalling (B-QSIG) and Signalling System No. 7 (SS7); Prenegotiation - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 302091-2 V 1.1.3 (1999-11) as German standard)
€16.45
Broadband Integrated Services Digital Network (B-ISDN) and Broadband Private Integrated Services Network (B-PISN) - Digital Subscriber Signalling System No. two (DSS2); Broadband Inter-Exchange Signalling (B-QSIG) and Signalling System No. 7 (SS7); call control in a separated call and bearer control environment - Part 1: Protocol specification (Endorsement of the English version EN 302092-1 V 1.2.2 (1999-11) as German standard)
Broadband Integrated Services Digital Network (B-ISDN) and Broadband Private Integrated Services Network (B-PISN) - Digital Subscriber Signalling System No. two (DSS2); Broadband Inter-Exchange Signalling (B-QSIG) and Signalling System No. 7 (SS7); Prenegotiation - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 302092-2 V 1.2.2 (1999-11) as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Transit counter additional network feature [ISO/IEC 15055 (1997) modified]; English version EN 301047 V 1.1.1 (1997.09)
€34.30
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Circuit-mode multi-rate bearer services [ISO/IEC 11584 (1996) modified]; English version EN 301049 V 1.1.1 (1997.09)
IEEE Standard for Utility Telemetry Service Architecture for Switched Telephone Network
€138.00
IEEE Standard for Automatic Meter Reading via Telephone - Network to Utility Controller
IEEE Standard Telephone Loop Performance Characteristics
€107.00
IEEE Standard for the Application of Free Field Acoustic Reference to Telephony Measurements
€85.00
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Circuit mode basic services, Data Link Layer (DLL) - Part 2: Abstract Test Suite (ATS) specification; English version ETS 300804-2:1998
€77.20
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Generic functional protocol for the support of supplementary services - Part 1: Test Suite Structure and Test Purposes (TSS&TP); English version ETS 300806-1:1998
€173.74
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Generic functional protocol for the support of supplementary services - Part 2: Abstract Test Suite (ATS) specification; English version ETS 300806-2:1998
€91.03
Public Switched Telephone Network (PSTN) - Category II specification for 300 bit/s duplex modems standardized for use on the PSTN (Endorsement of the English version ETS 300115:1997 as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Advice of Charge (AoC) supplementary services (ISO/IEC 15049 (1997), modified) (Endorsement of the English version EN 301254 V 1.1.1 (1998-10) as German standard)