ETSI ETS 300 517 PDF

Published Date: 05/01/1996

Digital cellular telecommunications system (Phase 2) (GSM); Multi Party (MPTY) supplementary services; Stage 1 (GSM 02.84)

Published Date: 09/01/1994

European digital cellular telecommunications system (Phase 2); Multi Party (MPTY) supplementary services; Stage 1 (GSM 02.84)

Published Date: 09/01/1996

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Signalling network layer for circuit-mode basic call control; Part 3: Protocol Implementation Conformance Statement (PICS) proforma specification

Published Date: 07/01/2020

Universal Mobile Telecommunications System (UMTS); LTE; Optimised handover procedures and protocol between EUTRAN access and non-3GPP accesses (S102); Stage 3 (3GPP TS 29.277 version 16.0.0 Release 16)

Published Date: 07/01/1998