Digital cellular telecommunications system (Phase 2+); GSM Cordless Telephony System (CTS), Phase 1; CTS radio interface layer 3 specification (GSM 04.56 version 7.1.1 Release 1998) (ETSI EN 302406 V7.1.1 (2000-08))
Edition 2024-08-01

Digital cellular telecommunications system (Phase 2+); GSM Cordless Telephony System (CTS), Phase 1; CTS supervising system layer 3 specification (GSM 04.57 version 7.0.3 Release 1998) (ETSI EN 302407 V7.0.3 (2000-08))
Edition 2024-08-01

BS IEC 61097-9. Global maritime distress and safety system (GMDSS). Part 9. Shipborne transmitters and receivers for use in the MF and HF bands suitable for telephony, digital selective calling (DSC) and reception of Maritime Safety Information and Search and Rescue related information. Operational and performance requirements, methods of testing and required test results
Edition 2022-12-19

BS IEC 61097-9 Global maritime distress and safety system (GMDSS) -. Part 9: Shipborne transmitters and receivers for use in the MF and HF bands suitable for telephony, digital selective calling (DSC) and reception of Maritime Safety Information and Search and Rescue related information - Operational and performance requirements, methods of testing and required test results
Edition 2024-01-26

Information technology. UPnP Device Architecture. Telephony device control protocol. Level 2. Telephony architecture
Edition 2017-09-22

Information technology. UPnP Device Architecture. Telephony device control protocol. Level 2. Telephony client device
Edition 2017-09-22

Information technology. UPnP Device Architecture. Telephony device control protocol. Level 2. Telephony server device
Edition 2017-09-22

Information technology. UPnP Device Architecture. Telephony device control protocol. Level 2. Call management service
Edition 2017-09-21

Information technology. UPnP Device Architecture. Telephony device control protocol. Level 2. Media management service
Edition 2017-09-21

Information technology. UPnP Device Architecture. Telephony device control protocol. Level 2. Messaging service
Edition 2017-09-22