ETSI TS 121 201 V14.0.0 (2017-03)

LTE; Technical Specifications and Technical Reports for an Evolved Packet System (EPS) based 3GPP system (3GPP TS 21.201 version 14.0.0 Release 14)

RTS/TSGS-0021201ve00

General Information

• Status: Published
• Publication Date: 27-Mar-2017
• Technical Committee: 3GPP SA - Technical Specification Group Services and System Aspects
• Current Stage: 12 - Completion
• Completion Date: 28-Mar-2017

Standards Content (Sample)

ETSI TS 121 201 V14.0.0 (2017-03)






TECHNICAL SPECIFICATION
LTE;
Technical Specifications and Technical Reports
for an Evolved Packet System (EPS) based 3GPP system
(3GPP TS 21.201 version 14.0.0 Release 14)

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3GPP TS 21.201 version 14.0.0 Release 14 1 ETSI TS 121 201 V14.0.0 (2017-03)



Reference
RTS/TSGS-0021201ve00
Keywords
LTE
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ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 2 ETSI TS 121 201 V14.0.0 (2017-03)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or
GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.
The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under
http://webapp.etsi.org/key/queryform.asp.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.

ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 3 ETSI TS 121 201 V14.0.0 (2017-03)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 4
1 Scope . 5
2 References . 5
3 Definitions, symbols and abbreviations . 5
3.1 Definitions . 5
3.2 Symbols . 5
3.3 Abbreviations . 5
4 General . 5
5 Specifications and Reports . 6
Annex A (informative): Change history . 34
History . 35

ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 4 ETSI TS 121 201 V14.0.0 (2017-03)
Foreword
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The contents of the present document are subject to continuing work within the TSG and may change following formal
TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an
identifying change of release date and an increase in version number as follows:
Version x.y.z
where:
x the first digit:
1 presented to TSG for information;
2 presented to TSG for approval;
3 or greater indicates TSG approved document under change control.
y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections,
updates, etc.
z the third digit is incremented when editorial only changes have been incorporated in the document.
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 5 ETSI TS 121 201 V14.0.0 (2017-03)
1 Scope
The present document identifies the 3GPP system specifications for Release 8. The specifications and reports of this
Release have a major version number 14 (i.e. 14.x.y). The listed Specifications are required to build a system based on
the Evolved Packet System.
The high-level architecture of such a system is defined in 3GPP TS 23.002 [2] (figure 1b).
2 References
The following documents contain provisions which, through reference in this text, constitute provisions of the present
document.
- References are either specific (identified by date of publication, edition number, version number, etc.) or
non-specific.
- For a specific reference, subsequent revisions do not apply.
- For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including
a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same
Release as the present document.
[1] 3GPP TR 21.905: "Vocabulary for 3GPP Specifications".
[2] 3GPP TS 23.002: "Network architecture".
3 Definitions, symbols and abbreviations
3.1 Definitions
For the purposes of the present document, the terms and definitions given in TR 21.905 [1] apply.
3.2 Symbols
(Void)

3.3 Abbreviations
For the purposes of the present document, the abbreviations given in TR 21.905 [1] apply.

4 General
The numbering scheme for specifications is described in 3GPP TR 21.900 [2].
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 6 ETSI TS 121 201 V14.0.0 (2017-03)
5 Specifications and Reports
NOTE 1: The "for publication?" column of the table below indicates whether or not the documents are intended for
adoption by the partner Standards Development Organizations as their own publications. Those marked
"no" are internal working documents of the 3GPP TSGs.
NOTE 2: "Type" indicates Technical Specification (TS) or Technical Report (TR).

For
Type Number Title Group
publication?
TS 21.111 USIM and IC card requirements C6 Yes
TS 21.201 Technical Specifications and Technical Reports for an Evolved Packet System SP Yes
(EPS) based 3GPP system
TS 21.202 Technical Specifications and Technical Reports relating to the Common IP SP Yes
Multimedia Subsystem (IMS)
TR 21.801 Specification drafting rules SP No
TR 21.900 Technical Specification Group working methods SP Yes
TR 21.905 Vocabulary for 3GPP Specifications SP Yes
TS 22.003 Circuit Teleservices supported by a Public Land Mobile Network (PLMN) S1 Yes
TS 22.004 General on supplementary services S1 Yes
TS 22.011 Service accessibility S1 Yes
TS 22.016 International Mobile station Equipment Identities (IMEI) S1 Yes
TS 22.022 Personalisation of Mobile Equipment (ME); Mobile functionality specification S1 Yes
TS 22.024 Description of Charge Advice Information (CAI) S1 Yes
TS 22.030 Man-Machine Interface (MMI) of the User Equipment (UE) S1 Yes
TS 22.031 3G Security; Fraud Information Gathering System (FIGS); Service description; S3 Yes
Stage 1
TS 22.032 Immediate Service Termination (IST); Service description; Stage 1 S3 Yes
TS 22.038 (U)SIM Application Toolkit (USAT); Service description; Stage 1 S1 Yes
TS 22.041 Operator Determined Barring (ODB) S1 Yes
TS 22.042 Network Identity and TimeZone (NITZ); Service description; Stage 1 S1 Yes
TS 22.057 Mobile Execution Environment (MExE); Service description; Stage 1 S1 Yes
TS 22.066 Support of Mobile Number Portability (MNP); Service description; Stage 1 S1 Yes
TS 22.071 Location Services (LCS); Service description; Stage 1 S1 Yes
TS 22.076 Noise suppression for the AMR codec; Service description; Stage 1 S4 Yes
TS 22.097 Multiple Subscriber Profile (MSP) Phase 2; Service description; Stage 1 S1 Yes
TS 22.101 Service aspects; Service principles S1 Yes
TS 22.105 Services and service capabilities S1 Yes
TS 22.115 Service aspects; Charging and billing S1 Yes
TS 22.129 Service aspects; Handover requirements between UTRAN and GERAN or other S1 Yes
radio systems
TS 22.135 Multicall; Service description; Stage 1 S1 Yes
TS 22.140 Multimedia Messaging Service (MMS); Stage 1 S1 Yes
TS 22.141 Presence service; Stage 1 S1 Yes
TS 22.146 Multimedia Broadcast/Multicast Service (MBMS); Stage 1 S1 Yes
TS 22.153 Multimedia priority service S1 Yes
TS 22.173 IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service S1 Yes
and supplementary services; Stage 1
TS 22.174 Push Service; Service aspects; Stage 1 S1 Yes
TS 22.179 Mission Critical Push to Talk (MCPTT) over LTE; Stage 1 S1 Yes
TS 22.182 Customized Alerting Tones (CAT) requirements; Stage 1 S1 Yes
TS 22.226 Global Text Telephony (GTT); Stage 1 S1 Yes
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 7 ETSI TS 121 201 V14.0.0 (2017-03)
For
Type Number Title Group
publication?
TS 22.228 Service requirements for the Internet Protocol (IP) multimedia core network S1 Yes
subsystem (IMS); Stage 1
TS 22.233 Transparent end-to-end packet-switched streaming service; Stage 1 S1 Yes
TS 22.234 Requirements on 3GPP system to Wireless Local Area Network (WLAN) S1 Yes
interworking
TS 22.240 Service requirements for 3GPP Generic User Profile (GUP); Stage 1 S1 Yes
TS 22.242 Digital Rights Management (DRM); Stage 1 S1 Yes
TS 22.243 Speech recognition framework for automated voice services; Stage 1 S1 Yes
TS 22.246 Multimedia Broadcast/Multicast Service (MBMS) user services; Stage 1 S1 Yes
TS 22.250 IP Multimedia Subsystem (IMS) Group Management; Stage 1 S1 Yes
TS 22.259 Service requirements for Personal Network Management (PNM); Stage 1 S1 Yes
TS 22.278 Service requirements for the Evolved Packet System (EPS) S1 Yes
TS 22.279 Combined Circuit Switched (CS) and IP Multimedia Subsystem (IMS) sessions; S1 Yes
Stage 1
TS 22.340 IP Multimedia Subsystem (IMS) messaging; Stage 1 S1 Yes
TS 22.346 Isolated Evolved Universal Terrestrial Radio Access Network (E-UTRAN) S1 Yes
operation for public safety; Stage 1
TS 22.368 Service requirements for Machine-Type Communications (MTC); Stage 1 S1 Yes
TS 22.468 Group Communication System Enablers for LTE (GCSE_LTE) S1 Yes
TS 22.519 Business communication requirements S1 Yes
TR 22.806 Study on application-specific congestion control for data communication S1 No
TR 22.807 Study on enhancements for infrastructure-based data communication between S1 No
devices
TR 22.808 Study on Flexible Mobile Service Steering (FMSS) S1 No
TR 22.810 Study of enhanced call information presentation S1 No
TR 22.828 Study on co-ordinated Packet data network GateWay (PGW) Change for S1 No
Selected IP Traffic Offload (CSIPTO)
TR 22.852 Study on Radio Access Network (RAN) sharing enhancements S1 No
TR 22.853 Study on Service Exposure and Enablement Support (SEES) requirements S1 No
TR 22.897 Study on isolated Evolved Universal Terrestrial Radio Access Network (E- S1 No
UTRAN) operation for public safety
TR 22.898 Study on User Control Over Spoofed Calls S1 No
TR 22.903 Study on Videotelephony teleservice S1 Yes
TR 22.906 Study on IMS based peer-to-peer content distribution services S1 Yes
TR 22.908 Study on Paging Permission with Access Control (PPAC) S1 Yes
TR 22.912 Study into network selection requirements for non-3GPP access S1 Yes
TR 22.934 Feasibility study on 3GPP system to Wireless Local Area Network (WLAN) S1 Yes
interworking
TR 22.935 Feasibility study on Location Services (LCS) for Wireless Local Area Network S1 Yes
(WLAN) interworking
TR 22.936 Multi-system terminals S1 Yes
TR 22.937 Requirements for service continuity between mobile and Wireless Local Area S1 Yes
Network (WLAN) networks
TR 22.940 IP Multimedia Subsystem (IMS) messaging S1 Yes
TR 22.942 Study on Value Added Services (VAS) for Short Message Service (SMS) S1 Yes
TR 22.944 Report on service requirements for UE functionality split S1 Yes
TR 22.948 Study of requirements of IP-Multimedia Subsystem (IMS) convergent multimedia S1 Yes
conferencing
TR 22.949 Study on a generalized privacy capability S1 Yes
TR 22.950 Priority service feasibility study S1 Yes
TR 22.951 Service aspects and requirements for network sharing S1 Yes
TR 22.952 Priority service guide S1 Yes
TR 22.953 Multimedia priority service feasibility study S1 Yes
TR 22.967 Transferring of emergency call data S1 Yes
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 8 ETSI TS 121 201 V14.0.0 (2017-03)
For
Type Number Title Group
publication?
TR 22.968 Study for requirements for a Public Warning System (PWS) service S1 Yes
TR 22.973 IMS Multimedia Telephony service; and supplementary services S1 Yes
TR 22.977 Feasibility study for speech-enabled services S1 Yes
TR 22.978 All-IP network (AIPN) feasibility study S1 Yes
TR 22.979 Feasibility study on combined Circuit Switched (CS) calls and IP Multimedia S1 Yes
Subsystem (IMS) sessions
TR 22.980 Network composition feasibility study S1 Yes
TR 22.982 Study of Customised Alerting Tone (CAT) requirements S1 Yes
TR 22.983 Services alignment and migration S1 Yes
TR 22.987 Study of haptic services requirements S1 Yes
TR 22.988 Study on alternatives to E.164 for Machine-Type Communications (MTC) S1 Yes
TS 23.002 Network architecture S2 Yes
TS 23.007 Restoration procedures C4 Yes
TS 23.008 Organization of subscriber data C4 Yes
TS 23.012 Location management procedures C4 Yes
TS 23.018 Basic call handling; Technical realization C4 Yes
TS 23.038 Alphabets and language-specific information C1 Yes
TS 23.042 Compression algorithm for text messaging services C1 Yes
TS 23.107 Quality of Service (QoS) concept and architecture S2 Yes
TS 23.110 Universal Mobile Telecommunications System (UMTS) access stratum; Services S2 Yes
and functions
TS 23.119 Gateway Location Register (GLR); Stage 2 C4 Yes
TS 23.122 Non-Access-Stratum (NAS) functions related to Mobile Station (MS) in idle mode C1 Yes
TS 23.135 Multicall supplementary service; Stage 2 C4 Yes
TS 23.139 3GPP system - fixed broadband access network interworking; Stage 2 S2 Yes
TS 23.141 Presence service; Architecture and functional description S2 Yes
TS 23.142 Value-added Services for SMS (VAS4SMS); Interface and signalling flow C4 Yes
TS 23.153 Out of band transcoder control; Stage 2 C4 Yes
TS 23.161 Network-Based IP Flow Mobility (NBIFOM); Stage 2 S2 Yes
TS 23.167 IP Multimedia Subsystem (IMS) emergency sessions S2 Yes
TS 23.179 Functional architecture and information flows to support mission critical S6 Yes
communication services; Stage 2
TS 23.203 Policy and charging control architecture S2 Yes
TS 23.204 Support of Short Message Service (SMS) over generic 3GPP Internet Protocol S2 Yes
(IP) access; Stage 2
TS 23.205 Bearer-independent circuit-switched core network; Stage 2 C4 Yes
TS 23.207 End-to-end Quality of Service (QoS) concept and architecture S2 Yes
TS 23.216 Single Radio Voice Call Continuity (SRVCC); Stage 2 S2 Yes
TS 23.218 IP Multimedia (IM) session handling; IM call model; Stage 2 C1 Yes
TS 23.221 Architectural requirements S2 Yes
TS 23.226 Global text telephony (GTT); Stage 2 S2 Yes
TS 23.228 IP Multimedia Subsystem (IMS); Stage 2 S2 Yes
TS 23.234 3GPP system to Wireless Local Area Network (WLAN) interworking; System S2 Yes
description
TS 23.236 Intra-domain connection of Radio Access Network (RAN) nodes to multiple Core S2 Yes
Network (CN) nodes
TS 23.237 IP Multimedia Subsystem (IMS) Service Continuity; Stage 2 S2 Yes
TS 23.240 3GPP Generic User Profile (GUP); Architecture (Stage 2) S2 Yes
TS 23.246 Multimedia Broadcast/Multicast Service (MBMS); Architecture and functional S2 Yes
description
TS 23.251 Network sharing; Architecture and functional description S2 Yes
TS 23.259 Personal Network Management (PNM); Procedures and information flows; Stage C1 Yes
2
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 9 ETSI TS 121 201 V14.0.0 (2017-03)
For
Type Number Title Group
publication?
TS 23.261 IP flow mobility and seamless Wireless Local Area Network (WLAN) offload; S2 Yes
Stage 2
TS 23.271 Functional stage 2 description of Location Services (LCS) S2 Yes
TS 23.272 Circuit Switched (CS) fallback in Evolved Packet System (EPS); Stage 2 S2 Yes
TS 23.279 Combining Circuit Switched (CS) and IP Multimedia Subsystem (IMS) services; S2 Yes
Stage 2
TS 23.292 IP Multimedia Subsystem (IMS) centralized services; Stage 2 S2 Yes
TS 23.303 Proximity-based services (ProSe); Stage 2 S2 Yes
TS 23.327 Mobility between 3GPP-Wireless Local Area Network (WLAN) interworking and S2 Yes
3GPP systems
TS 23.333 Multimedia Resource Function Controller (MRFC) - Multimedia Resource C4 Yes
Function Processor (MRFP) Mp interface: Procedures descriptions
TS 23.334 IP Multimedia Subsystem (IMS) Application Level Gateway (IMS-ALG) - IMS C4 Yes
Access Gateway (IMS-AGW) interface: Procedures descriptions
TS 23.335 User Data Convergence (UDC); Technical realization and information flows; C4 Yes
Stage 2
TS 23.380 IMS Restoration Procedures C4 Yes
TS 23.401 General Packet Radio Service (GPRS) enhancements for Evolved Universal S2 Yes
Terrestrial Radio Access Network (E-UTRAN) access
TS 23.402 Architecture enhancements for non-3GPP accesses S2 Yes
TS 23.468 Group Communication System Enablers for LTE (GCSE_LTE); Stage 2 S2 Yes
TS 23.682 Architecture enhancements to facilitate communications with packet data S2 Yes
networks and applications
TR 23.704 Study on Circuit Switched (CS) / Packet Switched (PS) coordination in shared S2 No
network; Stage 2
TR 23.705 Study on system enhancements for user plane congestion management S2 No
TR 23.706 Study on enhancements to Web Real Time Communication (WebRTC) access S2 No
to IP Multimedia Subsystem (IMS); Stage 2
TR 23.707 Architecture enhancements for dedicated core networks; Stage 2 S2 No
TR 23.708 Architecture enhancements for service capability exposure S2 No
TR 23.709 Study on optimizations to support high latency communications; Stage 2 S2 No
TR 23.712 Study on warning status reporting C1 No
TR 23.713 Study on extended architecture support for proximity-based services S2 No
TR 23.717 Enabling Transcoder Free Operation During SRVCC (PS to CS) S2 No
TR 23.718 Architecture enhancement for flexible mobile service steering S2 No
TR 23.720 Study on architecture enhancements for Cellular Internet of Things S2 No
TR 23.741 Study on enhancements to Multimedia Broadcast/Multicast Service (MBMS) for S2 No
LTE
TR 23.769 Group based enhancements S2 No
TR 23.770 Study on system impacts of extended Discontinuous Reception (DRX) cycle for S2 No
power consumption optimization
TR 23.771 Study on system impacts of IP Multimedia Subsystem (IMS) emergency S2 No
sessions over Wireless Local Area Network (WLAN)
TR 23.772 Enhanced Circuit Switched (CS) fallback S2 Yes
TR 23.779 Study on application architecture to support Mission Critical Push To Talk over S6 No
LTE (MCPTT) services
TR 23.789 Monitoring Enhancements S2 No
TR 23.797 Study on architecture enhancements to support isolated Evolved Universal S2 No
Terrestrial Radio Access Network (E-UTRAN) operation for public safety
TR 23.858 Usage Monitoring Control PCC Enhancement S2 No
TR 23.903 Redial solution for voice-video switching S2 Yes
TR 23.919 Direct tunnel deployment guideline S2 Yes
TR 23.975 IPv6 migration guidelines S2 Yes
TR 23.976 Push architecture S2 Yes
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 10 ETSI TS 121 201 V14.0.0 (2017-03)
For
Type Number Title Group
publication?
TR 23.979 3GPP enablers for Open Mobile Alliance (OMA); Push-to-talk over Cellular S2 Yes
(PoC) services; Stage 2
TR 23.981 Interworking aspects and migration scenarios for IPv4-based IP Multimedia S2 Yes
Subsystem (IMS) implementations
TS 24.002 GSM - UMTS Public Land Mobile Network (PLMN) Access Reference C1 Yes
Configuration
TS 24.007 Mobile radio interface signalling layer 3; General Aspects C1 Yes
TS 24.008 Mobile radio interface Layer 3 specification; Core network protocols; Stage 3 C1 Yes
TS 24.010 Mobile radio interface layer 3; Supplementary services specification; General C4 Yes
aspects
TS 24.011 Point-to-Point (PP) Short Message Service (SMS) support on mobile radio C1 Yes
interface
TS 24.030 Location Services (LCS); Supplementary service operations; Stage 3 C4 Yes
TS 24.103 Telepresence using the IP Multimedia (IM) Core Network (CN) Subsystem C1 Yes
(IMS); Stage 3
TS 24.105 Application specific Congestion control for Data Communication (ACDC) C1 Yes
Management Object (MO)
TS 24.109 Bootstrapping interface (Ub) and network application function interface (Ua); C1 Yes
Protocol details
TS 24.135 Multicall supplementary service; Stage 3 C4 Yes
TS 24.139 3GPP system - fixed broadband access network interworking; Stage 3 C1 Yes
TS 24.141 Presence service using the IP Multimedia (IM) Core Network (CN) subsystem; C1 Yes
Stage 3
TS 24.147 Conferencing using the IP Multimedia (IM) Core Network (CN) subsystem; Stage C1 Yes
3
TS 24.161 Network-Based IP Flow Mobility (NBIFOM); Stage 3 C1 Yes
TS 24.166 3GPP IP Multimedia Subsystem (IMS) conferencing Management Object (MO) C1 Yes
TS 24.167 3GPP IMS Management Object (MO); Stage 3 C1 Yes
TS 24.171 Control Plane Location Services (LCS) procedures in the Evolved Packet C4 Yes
System (EPS)
TS 24.173 IMS Multimedia telephony communication service and supplementary services; C1 Yes
Stage 3
TS 24.182 IP Multimedia Subsystem (IMS) Customized Alerting Tones (CAT); Protocol C1 Yes
specification
TS 24.183 IP Multimedia Subsystem (IMS) Customized Ringing Signal (CRS); Protocol C1 Yes
specification
TS 24.216 Communication Continuity Management Object (MO) C1 Yes
TS 24.229 IP multimedia call control protocol based on Session Initiation Protocol (SIP) and C1 Yes
Session Description Protocol (SDP); Stage 3
TS 24.237 IP Multimedia (IM) Core Network (CN) subsystem IP Multimedia Subsystem C1 Yes
(IMS) service continuity; Stage 3
TS 24.238 Session Initiation Protocol (SIP) based user configuration; Stage 3 C1 Yes
TS 24.239 Flexible Alerting (FA) using IP Multimedia (IM) Core Network (CN) subsystem; C1 Yes
Protocol specification
TS 24.244 Wireless LAN control plane protocol for trusted WLAN access to EPC; Stage 3 C1 Yes
TS 24.247 Messaging service using the IP Multimedia (IM) Core Network (CN) subsystem; C1 Yes
Stage 3
TS 24.259 Personal Network Management (PNM); Stage 3 C1 Yes
TS 24.279 Combining Circuit Switched (CS) and IP Multimedia Subsystem (IMS) services; C1 Yes
Stage 3
TS 24.285 Allowed Closed Subscriber Group (CSG) list; Management Object (MO) C1 Yes
TS 24.286 IP Multimedia (IM) Core Network (CN) subsystem Centralized Services (ICS); C1 Yes
Management Object (MO)
TS 24.292 IP Multimedia (IM) Core Network (CN) subsystem Centralized Services (ICS); C1 Yes
Stage 3
ETSI

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3GPP TS 21.201 version 14.0.0 Release 14 11 ETSI TS 121 201 V14.0.0 (2017-03)
For
Type Number Title Group
publication?
TS 24.294 IP Multimedia Subsystem (IMS) Centralized Services (ICS) protocol via I1 C1 Yes
interface
TS 24.301 Non-Access-Stratum (NAS) protocol for Evolved Packet System (EPS); Stage 3 C1 Yes
TS 24.302 Access to the 3GPP Evolved Packet Core (EPC) via non-3GPP access C1 Yes
networks; Stage 3
TS 24.303 Mobility management based on Dual-Stack Mobile IPv6; Stage 3 C1 Yes
TS 24.304 Mobility management based on Mobile IPv4; User Equipment (UE) - foreign C1 Yes
agent interface; Stage 3
TS 24.305 Selective Disabling of 3GPP User Equipment Capabilities (SDoUE) C1 Yes
Management Object (MO)
TS 24.312 Access Network Discovery and Selection Function (ANDSF) Management C1 Yes
Object (MO)
TS 24.315 IP Multimedia Subsystem (IMS) Operator Determined Barring (ODB); Stage 3: C1 Yes
protocol specification
TS 24.322 Tunnelling of IP Multimedia Subsystem (IMS) services over restrictive access C1 Yes
networks; Stage 3
TS 24.323 3GPP IP Multimedia Subsystem (IMS) service level tracing Management Object C1 Yes
(MO)
TS 24.333 Proximity-services (ProSe) Management Objects (MO) C1 Yes
TS 24.334 Proximity-services (ProSe) User Equipment (UE) to ProSe function protocol C1 Yes
aspects; Stage 3
TS 24.337 IP Multimedia (IM) Core Network (CN) subsystem IP Multimedia Subsystem C1 Yes
(IMS) inter-UE transfer; Stage 3
TS 24.341 Support of SMS over IP networks; Stage 3 C1 Yes
TS 24.368 Non-Access Stratum (NAS) configuration Management Object (MO) C1 Yes
TS 24.371 Web Real-Time Communications (WebRTC) access to the IP Multimedia (IM) C1 Yes
Core Network (CN) subsystem (IMS); Stage 3; Protocol specification
TS 24.379 Mission Critical Push To Talk (MCPTT) call control; Protocol specification C1 Yes
TS 24.380 Mission Critical Push To Talk (MCPTT) media plane control; Protocol C1 Yes
specification
TS 24.381 Mission Critical Push To Talk (MCPTT) group management; Protocol C1 Yes
specification
TS 24.382 Mission Critical Push To Talk (MCPTT) identity management; Protocol C1 Yes
specification
TS 24.383 Mission Critical Push To Talk (MCPTT) Management Object (MO) C1 Yes
TS 24.384 Mission Critical Push To Talk (MCPTT) configuration management; Protocol C1 Yes
specification
TS 24.390 Unstructured Supplementary Service Data (USSD) using IP Multimedia (IM) C1 Yes
Core Network (CN) subsystem IMS; Stage 3
TS 24.391 Unstructured Supplementary Service Data (USSD) using IP Multimedia (IM) C1 Yes
Core Network (CN) subsystem (IMS) Management Object (MO)
TS 24.481 Mission Critical Services (MCS) group management; Protocol specification C1 Yes
TS 24.482 Mission Critical Services (MCS) identity management; Protocol specification C1 Yes
TS 24.483 Mission Critical Services (MCS) Management Object (MO) C1 Yes
TS 24.484 Mission Critical Services (MCS) configuration management; Protocol C1 Yes
specification
TS 24.523 Core and enterprise Next Generation Network (NGN) interaction scenarios; C1 Yes
Architecture and functional description
TS 24.524 Hosted enterprise services; Architecture, functional description and s
...