Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) and Signalling System No.7 (SS7) protocols; Call Forwarding on Not Reachable (CFNRc) supplementary service for Cordless Terminal Mobility (CTM) phase 1; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user

Die Norm herausgegeben am 11.9.2001

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) and Signalling System No.7 (SS7) protocols; Call Forwarding on Not Reachable (CFNRc) supplementary service for Cordless Terminal Mobility (CTM) phase 1; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user

Die Norm herausgegeben am 25.2.2002

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) and Signalling System No.7 (SS7) protocols; Call Forwarding on Not Reachable (CFNRc) supplementary service for Cordless Terminal Mobility (CTM) phase 1; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network

Die Norm herausgegeben am 11.9.2001

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) and Signalling System No.7 (SS7) protocols; Call Forwarding on Not Reachable (CFNRc) supplementary service for Cordless Terminal Mobility (CTM) phase 1; Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network

Die Norm herausgegeben am 25.2.2002

Digital Enhanced Cordless Telecommunications (DECT); Cordless Terminal Mobility (CTM); Feature Package 1 (FP1); CTM circuit-switched data profile, 32 kbit/s and 64 kbit/s Unrestricted Digital Information (UDI)

Die Norm herausgegeben am 10.11.1999

Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); ISDN User Part (ISUP); Enhancement for support of Number Portability (NP) [ITU-T Recommendation Q.769.1 (2000), modified]

Die Norm herausgegeben am 20.9.2000

Environmental Engineering (EE); Powering of equipment in access network

Die Norm herausgegeben am 28.1.2002

Environmental Engineering (EE); Powering of equipment in access network

Die Norm herausgegeben am 19.8.2014

Environmental Engineering (EE); Powering of equipment in access network

Die Norm herausgegeben am 17.2.2021

Terrestrial Trunked Radio (TETRA); Security; Synchronization mechanism for end-to-end encryption

Die Norm herausgegeben am 6.10.2003