Generations of Mobile Standards

3GPP Work Items associated with Specification


3GPP Spec = 24.237 : IP Multimedia (IM) Core Network (CN) subsystem IP Multimedia Subsystem (IMS) service continuity; Stage 3

This page lists the 3GPP Work Items which are or might in future be associated with or have an effect upon the above Technical Specification or Technical Report. Click on the WI unique ID number to go to its entry on the Gantt chart page.

Unique ID Code Title Release
840058 - CT1 aspect of 5G_SRVCC Rel-16
840062 eIMS5G_SBA SBA aspects of enhanced IMS to 5GC integration Rel-16
32085 FS_SAE Study on 3GPP System Architecture Evolution Rel-8
732097 ServID Identification of Communication Services in IMS Rel-7
880021 SAES17 Stage-3 SAE Protocol Development Rel-17
810041 5G_SRVCC Single radio voice continuity from 5GS to 3G Rel-16
- - - -
870099 Rel-19
840046 MPS2 Multimedia Priority Service (MPS) Phase 2 Rel-17
870078 5GProtoc16 (IETF) Location Source Parameter for the SIP Geolocation Header Field (draft-ietf-sipcore-locparam) Rel-16
740005 5GS_Ph1 5G System - Phase 1 Rel-15
750025 5GS_Ph1-CT CT aspects of 5G System - Phase 1 Rel-15
760029 5GS_Ph1-IMSo5G IMS impact due to 5GS IP-CAN Rel-15
790025 bSRVCC_MT SRVCC for terminating call in pre-alerting phase Rel-15
790026 - CT1 aspects of bSRVCC_MT Rel-15
870065 IMSProtoc8 (IETF) Update to Private Header Field P-Visited-Network-ID in Session Initiation Protocol (SIP) Requests and Responses (draft-jesske-update-p-visited-network) Rel-15
720019 SEW2 Phase 2 of the Support of Emergency services over WLAN Rel-14
730017 SEW2-CT CT aspects of SEW2 Rel-14
730018 - CT1 aspects of SEW2 Rel-14
700020 EIEI Evolution to and Interworking with eCall in IMS Rel-14
680004 - Stage 1 of Evolution to and Interworking with eCall in IMS Rel-14
710020 EIEI-CT CT aspects of evolution to and interworking with eCall in IMS Rel-14
630007 ISAT IMS Signalling Activated Trace Rel-14
720040 - IMS Stage-3 IETF Protocol Alignment Rel-14
680044 mSRVCC Message interworking during PS to CS SRVCC Rel-13
680045 - CT1 aspects of Message interworking during PS to CS SRVCC Rel-13
699999 DUMMY Awaiting formal work item Rel-13
590014 eDRVCC Dual Radio VCC enhancements (Stage 2/3) Rel-12
590314 - CT1 part of Stage 3 for Dual Radio VCC enhancements Rel-12
580012 bSRVCC Single Radio Voice Call Continuity (SRVCC) before ringing (Stage 3) Rel-12
580112 - CT1 part of Single Radio Voice Call Continuity (SRVCC) before ringing Rel-12
610008 UP6665 Updating IMS to conform to RFC 6665 (Stage 3) Rel-12
610108 - CT1 part of Updating IMS to conform to RFC 6665 Rel-12
640007 NNI_RS Indication of NNI Routeing scenarios in SIP requests Rel-12
510047 VINE Support for 3GPP Voice Interworking with Enterprise IP-PBX Rel-11
530010 VINE-CT1 Stage 2/3 for Support for 3GPP Voice Interworking with Enterprise IP-PBX Rel-11
500026 vSRVCC Single Radio Video Call Continuity for 3G-CS Rel-11
520005 vSRVCC-CT CN aspects of Single Radio Video Call Continuity for 3G-CS Rel-11
520105 - CT1 aspects of Single Radio Video Call Continuity for 3G-CS Rel-11
530001 rSRVCC Single Radio Voice Call Continuity from UTRAN/GERAN to E-UTRAN/HSPA Rel-11
530201 rSRVCC-CT CT aspects for Single Radio Voice Call Continuity from UTRAN/GERAN to E-UTRAN/HSPA (Stage 3) Rel-11
530301 - CT1 part for Single Radio Voice Call Continuity from UTRAN/GERAN to E-UTRAN/HSPA Rel-11
540029 RAVEL Roaming Architecture for Voice over IMS with Local Breakout Rel-11
550004 RAVEL-CT CT aspects of Roaming Architecture for Voice over IMS with Local Breakout (Stage 3) Rel-11
550104 - CT1 part of CT aspects of Roaming Architecture for Voice over IMS with Local Breakout Rel-11
390072 - Stage 1 IMS Service Continuity Rel-8
390057 - Stage 2 IMS Service Continuity Rel-8
400011 - Stage 3 IMS Service Continuity Rel-8
510029 IOI_IMS_CH Transit Inter Operator Identifier for IMS Interconnection Charging in multi operator environment Rel-11
520010 IMSProtoc5 IMS Stage 3 IETF Protocol Alignment - phase 5 Rel-11
440052 IMS_SC_eIDT IMS Service Continuity – Inter Device Transfer enhancements Rel-10
470001 - Stage 3 - IMS Inter-UE Transfer enhancements Rel-10
460028 OMR Optimal Media Routing Rel-10
500010 eSRVCC Single Radio Voice Call Continuity (SRVCC) enhancements (Stage 3) Rel-10
500110 - CT1 part of Stage 3 for SRVCC enhancements Rel-10
500011 aSRVCC Single Radio Voice Call Continuity (SRVCC) in alerting phase (Stage 3) Rel-10
500111 - CT aspects of Single Radio Voice Call Continuity (SRVCC) in alerting phase (Stage 3) Rel-10
410032 IMS_SCC IMS Services Centralization and Continuity Rel-9
410134 IMS_SCC-SPI Stage 2/3 for IMS Service Continuity Enhancements: Service, Policy and Interactions Rel-9
410034 - Stage 2 for IMS Service Continuity Enhancements: Service, Policy and Interactions Rel-9
440034 - Stage 3 for IMS Service Continuity Enhancements: Service, Policy, Interactions and Inter UE Transfer Rel-9
410135 IMS_SCC-ICS Stage 2/3 for IMS Centralized Services Rel-9
430004 IMS_SCC-ICS_I1 Stage 3 - IMS Centralized Services support via I1 interface Rel-9
380064 IMS_EMER_GPRS_EPS Support for IMS Emergency Calls over GPRS and EPS Rel-9
440027 - CT1 aspects of SRVCC support for IMS Emergency Calls Rel-9
370025 ICSRA IMS Centralized Service control Rel-8
390056 IMS-Cont IMS Service Continuity Rel-8
410038 IMS_EMER_GPRS_EPS-SRVCC Single Radio Voice Call Continuity (SRVCC) support for IMS Emergency Calls Rel-9
320005 SAES 3GPP System Architecture Evolution Specification - Evolved Packet System (non RAN aspects) Rel-8
32091 VCC Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
32104 - TR for Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
31085 - Stage 1 for Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
32105 - Stage 2 for Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
11058 - Stage 3 for Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
11066 - CT1 aspects of Stage 3 for Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
13032 - Deleted - CT3 aspects of Stage 3 for Voice Call Continuity between CS and IMS (incl. I-WLAN) Rel-7
711052 IMSProtoc IMS Stage 3 IETF Protocol Alignment Rel-7
14012 Mp Mp (MRFC - MRFP) interface Rel-7
35016 CH Rel-6 Charging Management Rel-6
1273 IMS Provisioning of IP-based multimedia services Rel-5
10004 - Main IETF dependencies Rel-5
2521 - IETF: RFC 3261 (Session Initiation Protocol) Rel-5
2523 - IETF: RFC 3262 (Reliability of provisional responses) Rel-5
2522 - IETF: RFC 3312 (Without COMET)(Integration of resource management and SIP) Rel-5
2524 - IETF: RFC 3323 (SIP extensions for caller identity and privacy) Rel-5
2525 - IETF: RFC 3313 (SIP extensions for media authorization) Rel-5
11000 - IETF: RFC 3265 (specific event notification) Rel-5
11001 - IETF: RFC editor Queue (refer method) Rel-5
11002 - IETF: RFC editor Queue (DHCP options for SIP servers) Rel-5
11004 - IETF: RFC 3267 (AMR and AMR WB RTP and SDP) Rel-5
11005 - IETF: RFC 3266 (IPv6 support within SDP) Rel-5
11022 - IETF: RFC 3311 (The Update method) Rel-5
11023 - IETF: RFC 3324 (Network Asserted Identity) Rel-5
11024 - IETF: RFC editor Queue (Various 3GPP Private Extensions) Rel-5
1290 - Addressing Rel-5
1291 - Architectural issues Rel-5
1292 - Impact on HSS Rel-5
60139 SAT SIM Application Toolkit R99
60132 GPRS General Packet Radio Service R99
60073 PR,Princs_&_Reqs_(PR) OAM Principles and High-level Requirements R99

page generated from database: 2026-01-14 09:42:22