3GPP Specification series
Go to spec numbering scheme page
Click on spec number for details
| spec number | title | notes |
|---|---|---|
| TS 24.002 | GSM - UMTS Public Land Mobile Network (PLMN) Access Reference Configuration | |
| TS 24.004 | Layer 1 - General Requirements | SPECIFICATION WITHDRAWN |
| TS 24.007 | Mobile radio interface signalling layer 3; General Aspects | |
| TS 24.008 | Mobile radio interface Layer 3 specification; Core network protocols; Stage 3 | |
| TS 24.010 | Mobile radio interface layer 3; Supplementary services specification; General aspects | |
| TS 24.011 | Point-to-Point (PP) Short Message Service (SMS) support on mobile radio interface | |
| TS 24.012 | Short Message Service Cell Broadcast (SMSCB) Support on the Mobile Radio Interface | SPECIFICATION WITHDRAWN |
| TS 24.022 | Radio Link Protocol (RLP) for circuit switched bearer and teleservices | |
| TS 24.030 | Location Services (LCS); Supplementary service operations; Stage 3 | |
| TS 24.04U | UMTS Interworking and internetworking signalling aspects; Interworking of UMTS with other systems | SPECIFICATION WITHDRAWN |
| TS 24.05U | UMTS Interworking and internetworking signalling aspects; Interworking of UMTS with other systems | SPECIFICATION WITHDRAWN |
| TS 24.065 | General Packet Radio Service (GPRS); Mobile Station (MS) - Serving GPRS Support Node (SGSN); Subnetwork Dependent Convergence Protocol (SNDCP) | SPECIFICATION WITHDRAWN |
| TS 24.067 | Enhanced Multi-Level Precedence and Pre-emption service (eMLPP); Stage 3 | |
| TS 24.068 | Group Call Control (GCC) Protocol | SPECIFICATION WITHDRAWN |
| TS 24.069 | Broadcast Call Control (BCC) protocol | SPECIFICATION WITHDRAWN |
| TS 24.072 | Call Deflection (CD) supplementary service; Stage 3 | |
| TS 24.080 | Mobile radio interface layer 3 supplementary services specification; Formats and coding | |
| TS 24.081 | Line Identification supplementary services; Stage 3 | |
| TS 24.082 | Call Forwarding (CF) supplementary services; Stage 3 | |
| TS 24.083 | Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 3 | |
| TS 24.084 | Multi Party (MPTY) supplementary service; Stage 3 | |
| TS 24.085 | Closed User Group (CUG) supplementary service; Stage 3 | |
| TS 24.086 | Advice of Charge (AoC) supplementary services; Stage 3 | |
| TS 24.087 | User-to-User Signalling (UUS) Supplementary Service; Stage 3 | |
| TS 24.088 | Call Barring (CB) supplementary service; Stage 3 | |
| TS 24.090 | Unstructured Supplementary Service Data (USSD); Stage 3 | |
| TS 24.091 | Explicit Call Transfer (ECT) supplementary service; Stage 3 | |
| TS 24.093 | Completion of Calls to Busy Subscriber (CCBS); Stage 3 | |
| TS 24.094 | Follow Me; Stage 3 | SPECIFICATION WITHDRAWN |
| TS 24.096 | Name Identification supplementary services; Stage 3 | |
| TS 24.103 | Telepresence using the IP Multimedia (IM) Core Network (CN) Subsystem (IMS); Stage 3 | |
| TS 24.105 | Application specific Congestion control for Data Communication (ACDC) Management Object (MO) | |
| TS 24.109 | Bootstrapping interface (Ub) and network application function interface (Ua); Protocol details | |
| TS 24.10U | UMTS Interworking and internetworking signalling aspects; Requirements for provision of UMTS services via satellite access | SPECIFICATION WITHDRAWN |
| TS 24.116 | Stage 3 aspects of system architecture enhancements for TV services | |
| TS 24.117 | TV service configuration Management Object (MO) | |
| TS 24.135 | Multicall supplementary service; Stage 3 | |
| TS 24.139 | 3GPP system - fixed broadband access network interworking; Stage 3 | |
| TS 24.141 | Presence service using the IP Multimedia (IM) Core Network (CN) subsystem; Stage 3 | |
| TS 24.147 | Conferencing using the IP Multimedia (IM) Core Network (CN) subsystem; Stage 3 | |
| TS 24.161 | Network-Based IP Flow Mobility (NBIFOM); Stage 3 | |
| TS 24.166 | 3GPP IP Multimedia Subsystem (IMS) conferencing Management Object (MO) | |
| TS 24.167 | 3GPP IMS Management Object (MO); Stage 3 | |
| TS 24.171 | Control Plane Location Services (LCS) procedures in the Evolved Packet System (EPS) | |
| TS 24.173 | IMS Multimedia telephony communication service and supplementary services; Stage 3 | |
| TS 24.174 | Support of multi-device and multi-identity in the IP Multimedia Subsystem (IMS); Stage 3 | |
| TS 24.175 | Management Object (MO) for multi-device and multi-identity in the IP Multimedia Subsystem (IMS) | |
| TS 24.182 | IP Multimedia Subsystem (IMS) Customized Alerting Tones (CAT); Protocol specification | |
| TS 24.183 | IP Multimedia Subsystem (IMS) Customized Ringing Signal (CRS); Protocol specification | |
| TS 24.186 | IMS Data Channel applications; Protocol specification | |
| TS 24.193 | 5G System;Access Traffic Steering, Switching and Splitting (ATSSS); Stage 3 | |
| TS 24.196 | Enhanced Calling Name (eCNAM) | |
| TS 24.206 | Voice call continuity between Circuit Switched (CS) and IP Multimedia Subsystem (IMS); Stage 3 | |
| TS 24.216 | Communication Continuity Management Object (MO) | |
| TS 24.228 | Signalling flows for the IP multimedia call control based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 | |
| TS 24.229 | IP multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 | |
| TS 24.234 | 3GPP system to Wireless Local Area Network (WLAN) interworking; WLAN User Equipment (WLAN UE) to network protocols; Stage 3 | |
| TS 24.235 | 3GPP System to Wireless Local Area Network (WLAN) interworking Management Object (MO) | |
| TS 24.237 | IP Multimedia (IM) Core Network (CN) subsystem IP Multimedia Subsystem (IMS) service continuity; Stage 3 | |
| TS 24.238 | Session Initiation Protocol (SIP) based user configuration; Stage 3 | |
| TS 24.239 | Flexible Alerting (FA) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.241 | 3GPP Generic User Profile (GUP) Common objects; Stage 3 | SPECIFICATION WITHDRAWN |
| TS 24.244 | Wireless LAN control plane protocol for trusted WLAN access to EPC; Stage 3 | |
| TS 24.247 | Messaging service using the IP Multimedia (IM) Core Network (CN) subsystem; Stage 3 | |
| TS 24.250 | Protocol for Reliable Data Service; Stage 3 | |
| TS 24.257 | Uncrewed Aerial System (UAS) Application Enabler (UAE) layer; Protocol aspects; Stage 3 | |
| TS 24.259 | Personal Network Management (PNM); Stage 3 | |
| TS 24.268 | Warning Systems Management Object (MO) | SPECIFICATION WITHDRAWN |
| TS 24.275 | Management Object (MO) for Basic Communication Part (BCP) of IMS Multimedia Telephony (MMTEL) communication service | |
| TS 24.279 | Combining Circuit Switched (CS) and IP Multimedia Subsystem (IMS) services; Stage 3 | |
| TS 24.281 | Mission Critical Video (MCVideo) signalling control; Protocol specification | |
| TS 24.282 | Mission Critical Data (MCData) signalling control; Protocol specification | |
| TS 24.283 | Mission Critical Location Management (MCLoc); Protocol Specification | |
| TS 24.285 | Allowed Closed Subscriber Group (CSG) list; Management Object (MO) | |
| TS 24.286 | IP Multimedia (IM) Core Network (CN) subsystem Centralized Services (ICS); Management Object (MO) | |
| TS 24.292 | IP Multimedia (IM) Core Network (CN) subsystem Centralized Services (ICS); Stage 3 | |
| TS 24.293 | ICS Protocol over USSD bearer | SPECIFICATION WITHDRAWN |
| TS 24.294 | IP Multimedia Subsystem (IMS) Centralized Services (ICS) protocol via I1 interface | |
| TS 24.301 | Non-Access-Stratum (NAS) protocol for Evolved Packet System (EPS); Stage 3 | |
| TS 24.302 | Access to the 3GPP Evolved Packet Core (EPC) via non-3GPP access networks; Stage 3 | |
| TS 24.303 | Mobility management based on Dual-Stack Mobile IPv6; Stage 3 | |
| TS 24.304 | Mobility management based on Mobile IPv4; User Equipment (UE) - foreign agent interface; Stage 3 | |
| TS 24.305 | Selective Disabling of 3GPP User Equipment Capabilities (SDoUE) Management Object (MO) | |
| TS 24.312 | Access Network Discovery and Selection Function (ANDSF) Management Object (MO) | |
| TS 24.315 | IP Multimedia Subsystem (IMS) Operator Determined Barring (ODB); Stage 3: protocol specification | |
| TS 24.322 | Tunnelling of IP Multimedia Subsystem (IMS) services over restrictive access networks; Stage 3 | |
| TS 24.323 | 3GPP IP Multimedia Subsystem (IMS) service level tracing Management Object (MO) | |
| TS 24.327 | Mobility between 3GPP Wireless Local Area Network (WLAN) interworking (I-WLAN) and 3GPP systems; General Packet Radio System (GPRS) and 3GPP I-WLAN aspects; Stage 3 | |
| TS 24.333 | Proximity-services (ProSe) Management Objects (MO) | |
| TS 24.334 | Proximity-services (ProSe) User Equipment (UE) to ProSe function protocol aspects; Stage 3 | |
| TS 24.337 | IP Multimedia (IM) Core Network (CN) subsystem IP Multimedia Subsystem (IMS) inter-UE transfer; Stage 3 | |
| TS 24.341 | Support of SMS over IP networks; Stage 3 | |
| TS 24.368 | Non-Access Stratum (NAS) configuration Management Object (MO) | |
| TS 24.371 | Web Real-Time Communications (WebRTC) access to the IP Multimedia (IM) Core Network (CN) subsystem (IMS); Stage 3; Protocol specification | |
| TS 24.379 | Mission Critical Push To Talk (MCPTT) call control; Protocol specification | |
| TS 24.380 | Mission Critical Push To Talk (MCPTT) media plane control; Protocol specification | |
| TS 24.381 | Mission Critical Push To Talk (MCPTT) group management; Protocol specification | |
| TS 24.382 | Mission Critical Push To Talk (MCPTT) identity management; Protocol specification | |
| TS 24.383 | Mission Critical Push To Talk (MCPTT) Management Object (MO) | |
| TS 24.384 | Mission Critical Push To Talk (MCPTT) configuration management; Protocol specification | |
| TS 24.385 | V2X services Management Object (MO) | |
| TS 24.386 | User Equipment (UE) to V2X control function; protocol aspects; Stage 3 | |
| TS 24.390 | Unstructured Supplementary Service Data (USSD) using IP Multimedia (IM) Core Network (CN) subsystem IMS; Stage 3 | |
| TS 24.391 | Unstructured Supplementary Service Data (USSD) using IP Multimedia (IM) Core Network (CN) subsystem (IMS) Management Object (MO) | |
| TS 24.403 | TISPAN; IP Multimedia Call Control Protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Stage 3 [3GPP TS 24.229 (Release 7), modified] | |
| TS 24.404 | TISPAN; PSTN/ISDN simulation services: Communication Diversion (CDIV); Protocol specification | |
| TS 24.405 | TISPAN; PSTN/ISDN simulation services: Conference (CONF); Protocol specification | |
| TS 24.406 | TISPAN; PSTN/ISDN simulation services; Message Waiting Indication (MWI): Protocol specification | |
| TS 24.407 | TISPAN; PSTN/ISDN simulation services; Originating Identification Presentation (OIP) and Originating Identification Restriction (OIR); Protocol specification | |
| TS 24.408 | TISPAN; PSTN/ISDN simulation services Terminating Identification Presentation (TIP) and Terminating Identification Restriction (TIR); Protocol specification | |
| TS 24.410 | TISPAN; NGN Signalling Control Protocol; Communication HOLD (HOLD) PSTN/ISDN simulation services; Protocol specification | |
| TS 24.411 | TISPAN; PSTN/ISDN simulation services: Anonymous Communication Rejection (ACR) and Communication Barring (CB); Protocol specification | |
| TS 24.412 | TISPAN; Interworking; Trunking Gateway Control Procedures for interworking between NGN and external CS networks | SPECIFICATION WITHDRAWN |
| TS 24.416 | TISPAN; PSTN/ISDN simulation services; Malicious Communication Identification (MCID); Protocol specification | |
| TS 24.417 | Management Object (MO) for Originating Identification Presentation (OIP) and Originating Identification Restriction (OIR) using IP Multimedia (IM) Core Network (CN) subsystem | |
| TS 24.423 | TISPAN; PSTN/ISDN simulation services; Extensible Markup Language (XML) Configuration Access Protocol (XCAP) over the Ut interface for Manipulating NGN PSTN/ISDN Simulation Services | |
| TS 24.424 | Management Object (MO) for Extensible Markup Language (XML) Configuration Access Protocol (XCAP) over the Ut interface for Manipulating Supplementary Services (SS) | |
| TS 24.428 | TISPAN; Common Basic Communication procedures; Protocol specification | |
| TS 24.429 | TISPAN; PSTN/ISDN simulation services: Explicit Communication Transfer (ECT); Protocol specification | |
| TS 24.430 | TISPAN; Presence Service Capability; Protocol Specification [3GPP TS 24.141 V7.0.0, modified and OMA-TS-Presence_SIMPLE-V1_0, modified] | |
| TS 24.437 | Digital asset, Spatial mapping and Spatial anchors server - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification; | |
| TS 24.441 | TISPAN; Messaging service using the IP Multimedia (IM) Core Network (CN) subsystem; Stage 3: Protocol specifications [Endorsement of 3GPP TS 24.247 Release 6] | |
| TS 24.447 | TISPAN; NGN IMS Supplementary Services; Advice Of Charge (AOC) | |
| TS 24.451 | TISPAN; Support of SMS and MMS over NGN IMS subsystem; Stage 3 [Endorsement of 3GPP TS 24.341 Release 7] | |
| TS 24.454 | TISPAN; PSTN/ISDN simulation services; Protocol specification Closed User Group (CUG) | |
| TS 24.458 | TISPAN; SIP Transfer of IP Multimedia Service Tariff Information; Protocol specification | SPECIFICATION WITHDRAWN |
| TS 24.481 | Mission Critical Services (MCS) group management; Protocol specification | |
| TS 24.482 | Mission Critical Services (MCS) identity management; Protocol specification | |
| TS 24.483 | Mission Critical Services (MCS) Management Object (MO) | |
| TS 24.484 | Mission Critical Services (MCS) configuration management; Protocol specification | |
| TS 24.486 | Vehicle-to-Everything (V2X) Application Enabler (VAE) layer; Protocol aspects; Stage 3 | |
| TS 24.501 | Non-Access-Stratum (NAS) protocol for 5G System (5GS); Stage 3 | |
| TS 24.502 | Access to the 3GPP 5G Core Network (5GCN) via non-3GPP access networks | |
| TS 24.503 | TISPAN; IP Multimedia Call Control Protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Stage 3 [3GPP TS 24.229 (Release 7), modified] | |
| TS 24.504 | TISPAN; PSTN/ISDN simulation services: Communication Diversion (CDIV); Protocol specification | |
| TS 24.505 | TISPAN; PSTN/ISDN simulation services: Conference (CONF); Protocol specification | |
| TS 24.508 | TISPAN; PSTN/ISDN simulation services Terminating Identification Presentation (TIP) and Terminating Identification Restriction (TIR); Protocol specification | |
| TS 24.514 | Ranging based services and sidelink positioning in 5G system(5GS); Stage 3 | |
| TS 24.516 | TISPAN; PSTN/ISDN simulation services; Malicious Communication Identification (MCID); Protocol specification | |
| TS 24.519 | 5G System (5GS); Time-Sensitive Networking (TSN) Application Function (AF) to Device-Side TSN Translator (DS-TT) and Network-Side TSN Translator (NW-TT) protocol aspects; Stage 3 | |
| TS 24.523 | Core and enterprise Next Generation Network (NGN) interaction scenarios; Architecture and functional description | |
| TS 24.524 | Hosted enterprise services; Architecture, functional description and signalling | |
| TS 24.525 | Business trunking; Architecture and functional description | |
| TS 24.526 | User Equipment (UE) policies for 5G System (5GS); Stage 3 | |
| TS 24.528 | TISPAN; Common Basic Communication procedures; Protocol specification | |
| TS 24.529 | TISPAN; PSTN/ISDN simulation services: Explicit Communication Transfer (ECT); Protocol specification | |
| TS 24.534 | User Equipment (UE) – Time-Sensitive Networking (TSN) Translator N60 interface specification | SPECIFICATION WITHDRAWN |
| TS 24.535 | 5G System (5GS); Device-Side Time Sensitive Networking (TSN) Translator (DS-TT) to Network-Side TSN Translator (NW-TT) protocol aspects; Stage 3 | |
| TS 24.538 | Enabling MSGin5G Service; Protocol specification | |
| TS 24.539 | 5G System (5GS); Network to TSN translator (TT) protocol aspects; Stage 3 | |
| TS 24.542 | Notification management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification; | |
| TS 24.543 | Data delivery management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol Specification; | |
| TS 24.544 | Group Management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification | |
| TS 24.545 | Location Management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification | |
| TS 24.546 | Configuration management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification | |
| TS 24.547 | Identity management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification | |
| TS 24.548 | Network Resource Management - Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification | |
| TS 24.549 | Network slice capability enablement- Service Enabler Architecture Layer for Verticals (SEAL); Protocol specification; Stage 3 | |
| TS 24.554 | Proximity-services (ProSe) in 5G System (5GS) protocol aspects; Stage 3 | |
| TS 24.555 | Proximity-services (ProSe) in 5G System (5GS); User Equipment (UE) policies; Stage 3 | |
| TS 24.558 | Enabling Edge Applications; Protocol specification | |
| TS 24.559 | Application Data Analytics Enablement Service (ADAES); Stage 3 | |
| TS 24.560 | Artificial Intelligence Machine Learning (AIML) Services - Service Enabler Architecture Layer for Verticals (SEAL); Protocol Specification; Stage 3 | |
| TS 24.568 | WLAN connectivity for 5GS Management Object (MO) | SPECIFICATION WITHDRAWN |
| TS 24.571 | 5G System (5GS); Control plane Location Services (LCS) procedures; Stage 3 | |
| TS 24.572 | 5G System (5GS); User plane Location Services (LCS) protocols and procedures; Stage 3 | |
| TS 24.575 | 5G System; Multicast/Broadcast UE pre-configuration Management Object (MO) | |
| TS 24.577 | Aircraft-to-Everything (A2X) services in 5G System (5GS) protocol aspects; Stage 3 | |
| TS 24.578 | Aircraft-to-Everything (A2X) services in 5G System (5GS); UE policies | |
| TS 24.581 | Mission Critical Video (MCVideo) media plane control; Protocol specification | |
| TS 24.582 | Mission Critical Data (MCData) media plane control; Protocol specification | |
| TS 24.583 | Application layer support for Personal IoT Network (PINAPP); Stage 3 | |
| TS 24.587 | Vehicle-to-Everything (V2X) services in 5G System (5GS); Stage 3 | |
| TS 24.588 | Vehicle-to-Everything (V2X) services in 5G System (5GS); User Equipment (UE) policies; Stage 3 | |
| TS 24.604 | Communication Diversion (CDIV) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.605 | Conference (CONF) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.606 | Message Waiting Indication (MWI) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.607 | Originating Identification Presentation (OIP) and Originating Identification Restriction (OIR) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.608 | Terminating Identification Presentation (TIP) and Terminating Identification Restriction (TIR) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.610 | Communication HOLD (HOLD) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.611 | Anonymous Communication Rejection (ACR) and Communication Barring (CB) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.612 | TISPAN; Interworking; Trunking Gateway Control Procedures for interworking between NGN and external CS networks | SPECIFICATION WITHDRAWN |
| TS 24.615 | Communication Waiting (CW) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol Specification | |
| TS 24.616 | Malicious Communication Identification (MCID) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.623 | Extensible Markup Language (XML) Configuration Access Protocol (XCAP) over the Ut interface for Manipulating Supplementary Services | |
| TS 24.628 | Common Basic Communication procedures using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.629 | Explicit Communication Transfer (ECT) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.642 | Completion of Communications to Busy Subscriber (CCBS) and Completion of Communications by No Reply (CCNR) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification | |
| TS 24.647 | Advice Of Charge (AOC) using IP Multimedia (IM) Core Network (CN) subsystem | |
| TS 24.654 | Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification | |
| TS 24.658 | TISPAN; SIP Transfer of IP Multimedia Service Tariff Information; Protocol specification | SPECIFICATION WITHDRAWN |
| TR 24.801 | 3GPP System Architecture Evolution (SAE); CT WG1 aspects | |
| TR 24.802 | Study on Indication of Network to Network Interface (NNI) routeing scenarios in Session Initiation Protocol (SIP) requests in the IP Multimedia Subsystem (IMS) | |
| TR 24.803 | Study on telepresence using the IP Multimedia (IM) Core Network (CN) Subsystem (IMS); Stage 3 | |
| TR 24.811 | Study on the support for minimization of service interruption | |
| TR 24.812 | Study on MINT support in EPS for 5G-only national roaming UE | |
| TR 24.819 | Protocol impact from providing IMS services via fixed broadband; Stage-3 | |
| TR 24.820 | 3GPP system to fixed broadband access network interworking | |
| TR 24.821 | Study on PLMN selection for satellite access | |
| TR 24.826 | Study on impacts on signalling between User Equipment (UE) and core network from energy saving | |
| TR 24.837 | IP Multimedia (IM) Core Network (CN) subsystem inter-UE transfer enhancements; Stage 3 | |
| TR 24.841 | Presence service based on Session Initiation Protocol (SIP); Functional models, information flows and protocol details | |
| TR 24.879 | Combining Circuit-Switched (CS) calls and IP Multimedia Subsystem (IMS) sessions | |
| TR 24.880 | Media server control using the IP Multimedia (IM) Core Network (CN) subsystem; Stage 3 | |
| TR 24.883 | Mission Critical (MC) systems connection to Land Mobile Radio (LMR) systems; Stage-3 | |
| TR 24.885 | Mission Critical (MC) system migration and interconnection | |
| TR 24.890 | CT WG1 aspects of 5G; System Phase 1 | |
| TR 24.930 | Signalling flows for the session setup in the IP Multimedia core network Subsystem (IMS) based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 | |
| TR 24.946 | reserved | SPECIFICATION WITHDRAWN |
| TR 24.969 | Business trunking; Next Generation Corporate Network (NGCN) - Next Generation Network (NGN) interfaces implementation guide | |
| TR 24.979 | Combining Circuit-Switched (CS) calls and IP Multimedia Subsystem (IMS) sessions | SPECIFICATION WITHDRAWN |
| TR 24.980 | Minimum requirements for support of MCPTT service over the Gm reference point |