Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for speech information transfer; service description; english version ETS 300109:1992
Telecommunications Management Network (TMN) - Functional specification of Customer Administration (CA) on the Operations System/Network Element (OS/NE) interface - Part 1: Single line configurations
Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN) - DECT/ISDN interworking for end system configuration - Part 1: Interworking specification
Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN) - DECT/ISDN interworking for intermediate system configuration - Interworking and profile specification