Public Switched Telephone Network (PSTN); Alternative sender for multifrequency signalling system to be used for push-button telephones [CEPT Recommendation T/STI 46-04 E (1986)]
Document status: Active
Human Factors (HF); HF aspects of Universal Personal Telecommunications (UPT); User requirements
Document status: Active
Integrated Services Digital Network (ISDN); Freephone (FPH) supplementary service; Functional capabilities and information flows
Document status: Active
ASN.1 library index; Version 1.1.1
Document status: Active
Digital Video Broadcasting (DVB); DVB guidelines on implementation and usage of Service Information (SI)
Document status: Active
Digital Video Broadcasting (DVB); Guidelines on implementation and usage of Service Information (SI)
Document status: Active
Methods for Testing and Specification (MTS); Implementation Conformance Statement (ICS) proforma style guide
Document status: Active
Universal Personal Telecommunication (UPT); Phase 1 (restricted UPT service scenario); Service requirements on UPT numbering, addressing and identification
Document status: Active
Universal Personal Telecommunication (UPT); Phase 1 (restricted UPT service scenario); Service aspects: Guidelines
Document status: Active
Universal Personal Telecommunication (UPT); Phase 1 (restricted UPT service scenario); Service aspects of charging, billing and accounting
Document status: Active
