Business telecommunications (BT); Open Network Provision (ONP) technical requirements; 2048 kbit/s digital unstructured leased line (D2048U); terminal equipment interface; English version ETS 300248:1993
€77.20
Private Telecommunication Network (PTN); specification, functional models and information flows; diversion supplementary services; English version ETS 300256:1993
€98.32
Private Telecommunication Network (PTN); inter-exchange signalling protocol; diversion supplementary services; English version ETS 300257:1993
Private Telecommunication Network (PTN); specification, functional models and information flows; path replacement additional network feature; English version ETS 300258:1993
Private Telecommunication Network (PTN); inter-exchange signalling protocol; path replacement additional network feature; English version ETS 300259:1993
Private Telecommunication Network (PTN); specification, functional models and information flows; call transfer supplementary service; English version ETS 300260:1993
Private Telecommunication Network (PTN); inter-exchange signalling protocol; call transfer supplementary service; English version ETS 300261:1993
Business TeleCommunications (BTC); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); network interface presentation; English version ETS 300288:1994
Business TeleCommunications (BTC); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); connection characteristics; English version ETS 300289:1994
Business TeleCommunications (BTC); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); terminal equipment interface; English version ETS 300290:1994
Transmission and Multiplexing (TM) - Physical and electrical characteristics of hierarchical digital interfaces for equipment using the 2048 kbit/s-based plesiochronous or synchronous digital hierarchies; English version ETS 300166:1993
€41.78
Transmission and Multiplexing (TM) - Functional characteristics of 2048 kbit/s interfaces; English version ETS 300167:1993
Equipment engineering (EE) - European telecommunication standard for equipment practice - Part 2: Engineering requirements for racks and cabinets; English version ETS 300119-2:1994
€56.17
Equipment engineering (EE) - European telecommunication standard for equipment practice - Part 3: Engineering requirements for miscellaneous racks and cabinets; English version ETS 300119-3:1994
Private Telecommunication Network (PTN) - Inter-exchange signalling protocol - Circuit mode basic services; English version ETS 300172:1994
€190.65
