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Work item number  VersionCurrent statusNext statusRapporteur name
RTS/TSGC-0423003vj40 (TS 123 003)
Numbering, addressing and identification
  19.4.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWild Peter A.
RTS/TSGC-0423007vj20 (TS 123 007)
Restoration procedures
  19.2.0Draft receipt by ETSI Secretariat (2025-06-10)PublicationLu Fei
RTS/TSGC-0423008vj00 (TS 123 008)
Organization of subscriber data
  19.0.0Draft receipt by ETSI Secretariat (2024-12-10)PublicationSchmitt Peter
RTS/TSGC-0423015vj00 (TS 123 015)
Technical realization of Operator Determined Barring (ODB)
  19.0.0Draft receipt by ETSI Secretariat (2024-09-10)PublicationWild Peter A.
RTS/TSGC-0423334vj00 (TS 123 334)
IP Multimedia Subsystem (IMS) Application Level Gateway (IMS-ALG) - IMS Access Gateway (IMS-AGW) int
  19.0.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationBelling Thomas
RTS/TSGC-0423380vj00 (TS 123 380)
IMS Restoration Procedures
  19.0.0Draft receipt by ETSI Secretariat (2025-06-10)PublicationBartolome Maria-Cruz
RTS/TSGC-0423527vj40 (TS 123 527)
5G System; Restoration procedures
  19.4.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWild Peter A.
RTS/TSGC-0423540vj20 (TS 123 540)
5G System: Technical realization of Service Based Short Message Service; Stage 2
  19.2.0Draft receipt by ETSI Secretariat (2025-03-13)PublicationLiu Liu
RTS/TSGC-0423632vj00 (TS 123 632)
User data interworking, coexistence and migration; Stage 2
  19.0.0Draft receipt by ETSI Secretariat (2024-12-10)PublicationWiehe Ulrich
RTS/TSGC-0424080vj20 (TS 124 080)
Mobile radio interface layer 3 supplementary services specification; Formats and coding
  19.2.0Draft receipt by ETSI Secretariat (2025-06-10)PublicationWiehe Ulrich
RTS/TSGC-0429002vj00 (TS 129 002)
Mobile Application Part (MAP) specification
  19.0.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWiehe Ulrich
RTS/TSGC-0429078vj00 (TS 129 078)
Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase X; CAMEL Application Part (C
  19.0.0Draft receipt by ETSI Secretariat (2024-09-10)PublicationDe Gregorio Jesus
RTS/TSGC-0429128vj10 (TS 129 128)
Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking wi
  19.1.0Draft receipt by ETSI Secretariat (2025-03-13)PublicationSchmitt Peter
RTS/TSGC-0429175vj30 (TS 129 175)
IP Multimedia Subsystem (IMS) Application Server (AS) Services Stage 3
  19.3.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWANG RONG
RTS/TSGC-0429176vj30 (TS 129 176)
IP Multimedia Subsystems (IMS); Media Function (MF) Services; Stage 3
  19.3.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationJi Mengdi
RTS/TSGC-0429228vj10 (TS 129 228)
IP Multimedia (IM) Subsystem Cx and Dx Interfaces; Signalling flows and message contents
  19.1.0Draft receipt by ETSI Secretariat (2025-03-13)PublicationBartolome Maria-Cruz
RTS/TSGC-0429230vj20 (TS 129 230)
Diameter applications; 3GPP specific codes and identifiers
  19.2.0Draft receipt by ETSI Secretariat (2025-06-10)PublicationWiehe Ulrich
RTS/TSGC-0429231vj00 (TS 129 231)
Application of SIP-I Protocols to Circuit Switched (CS) core network architecture; Stage 3
  19.0.0Draft receipt by ETSI Secretariat (2025-06-10)PublicationBiondic Nevenka
RTS/TSGC-0429244vj30 (TS 129 244)
Interface between the Control Plane and the User Plane nodes
  19.3.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationSchmitt Peter
RTS/TSGC-0429256vj30 (TS 129 256)
Uncrewed Aerial Systems Network Function (UAS-NF); Aerial Management Services; Stage 3
  19.3.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationKim Sunghoon
RTS/TSGC-0429272vj30 (TS 129 272)
Evolved Packet System (EPS); Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) r
  19.3.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationLavasani Shahab
RTS/TSGC-0429273vj10 (TS 129 273)
Evolved Packet System (EPS); 3GPP EPS AAA interfaces
  19.1.0Draft receipt by ETSI Secretariat (2025-03-13)PublicationDe Gregorio Jesus
RTS/TSGC-0429274vj40 (TS 129 274)
3GPP Evolved Packet System (EPS); Evolved General Packet Radio Service (GPRS) Tunnelling Protocol fo
  19.4.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationLandais Bruno
RTS/TSGC-0429281vj20 (TS 129 281)
General Packet Radio System (GPRS) Tunnelling Protocol User Plane (GTPv1-U)
  19.2.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationYang Yong
RTS/TSGC-0429309vj00 (TS 129 309)
Bootstrapping Server Function (GBA BSF) Services
  19.0.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationDe Gregorio Jesus
RTS/TSGC-0429328vj10 (TS 129 328)
IP Multimedia (IM) Subsystem Sh interface; Signalling flows and message contents
  19.1.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWiehe Ulrich
RTS/TSGC-0429329vj00 (TS 129 329)
Sh interface based on the Diameter protocol; Protocol details
  19.0.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWiehe Ulrich
RTS/TSGC-0429334vj00 (TS 129 334)
IMS Application Level Gateway (IMS-ALG) – IMS Access Gateway (IMS-AGW); Iq Interface; Stage 3
  19.0.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationBelling Thomas
RTS/TSGC-0429336vj10 (TS 129 336)
Home Subscriber Server (HSS) diameter interfaces for interworking with packet data networks and appl
  19.1.0Draft receipt by ETSI Secretariat (2025-03-13)PublicationDe Gregorio Jesus
RTS/TSGC-0429338vj30 (TS 129 338)
Diameter based protocols to support Short Message Service (SMS) capable Mobile Management Entities (
  19.3.0Draft receipt by ETSI Secretariat (2025-09-16)PublicationWiehe Ulrich
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