Satellite Earth Stations and Systems (SES). Network Control Facilities (NCFs) for Land Mobile Earth Stations (LMESs) operating in the 1,5/ 1,6 GHz and 11/12/14 GHz bands providing Low Bit Rate Data Communications (LBRDCs)

Die Norm herausgegeben am 1.12.1995

Business TeleCommunication (BTC). Planning of loudness rating and echo values for private networks digitally connected to the public network

Die Norm herausgegeben am 1.12.1995

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Service description

Die Norm herausgegeben am 1.8.2000

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification

Die Norm herausgegeben am 1.7.2000

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification

Die Norm herausgegeben am 1.4.2002

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification

Die Norm herausgegeben am 1.8.2000

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification

Die Norm herausgegeben am 1.4.2002

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 3: Test Suite Structure and test Purposess (TSS and TS) specification for user

Die Norm herausgegeben am 1.7.2000

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user

Die Norm herausgegeben am 1.4.2002

Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user

Die Norm herausgegeben am 1.7.2002