Transmission and Multiplexing (TM); Synchronous Digital Hierarchy (SDH) network information model; Connection supervision function (Higher order Connection Supervision / Lower order Connection Supervision (HCS/LCS)) for the Network Element (NE) view

Die Norm herausgegeben am 15.9.1996

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 ISDN User Part (ISUP) [ITU-T Recommendation Q.850 (1993), modified]

Die Norm herausgegeben am 16.1.1996

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 ISDN User Part (ISUP) [ITU-T Recommendation Q.850 (1998), modified]

Die Norm herausgegeben am 26.10.1999

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]

Die Norm herausgegeben am 10.4.2001

Broadband Integrated Services Digital Network (B-ISDN); Meta-signalling protocol; Part 1: Protocol specification [ITU-T Recommendation Q.2120 (1995), modified]

Die Norm herausgegeben am 31.8.1996

Satellite Earth Stations and Systems (SES); Receive-Only Mobile Earth Stations (ROMES) operating in the 1,5 GHz band providing data communications; Radio Frequency (RF) specifications

Die Norm herausgegeben am 30.6.1996

Satellite Earth Stations and Systems (SES); Receive-Only Mobile Earth Stations (ROMES) operating in the 1,5 GHz band providing data communications; Radio Frequency (RF) specifications

Die Norm herausgegeben am 30.11.1997

Satellite Earth Stations and Systems (SES); Harmonised Standard for Receive-Only Mobile Earth Stations (ROMES) providing data communications operating in the 1,5 GHz frequency band; Radio Frequency (RF) specifications covering the essential requirements of article 3.2 of the Directive 2014/53/EU

Die Norm herausgegeben am 16.11.2016

Satellite Earth Stations and Systems (SES); Receive-Only Mobile Earth Stations (ROMES) providing data communications operating in the 1,5 GHz frequency band; Harmonised Standard for access to radio spectrum

Die Norm herausgegeben am 23.12.2024

Terminal Equipment (TE); Telephony for hearing impaired people; Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired

Die Norm herausgegeben am 31.1.1996