The 5G Standard

3GPP Work Items per TSG/WG


Active 3GPP Work Items for group: C1

Note that this page shows only those active (i.e. not yet completed) WIs where C1 is the sole responsible group.
There may be other active WIs for which this group holds joint responsibility, particularly hierachically higher WIs which comprise WIs from several groups: such WIs are not shown on this page.

Click on WI title for details

Feature or Study Item: Supporting Globally Routable User Agent URIs in IMS GRUU Rel-7
Feature or Study Item: Access Class Barring and Overload Protection ACBOP Rel-7
Feature or Study Item: System enhancements for Fixed Broadband access to IMS FBI Rel-7
Feature or Study Item: Support of SMS over generic 3GPP IP access SMSIP Rel-7
Feature or Study Item: Evolution of Policy Control and Charging PCC Rel-7
Feature or Study Item: Combinational Services CSICS Rel-7
Work task: CT1 PS domain aspects to support IMS Emergency sessions EMC1 Rel-7
Building Block: Emergency Call Enhancements for IP& PS Based Calls – stage 3 EMC1 Rel-7
Building Block: Maintenance of TISPAN R1 MAINT_R1 Rel-7
Feature or Study Item: IMS Stage 3 IETF Protocol Alignment IMSProtoc Rel-7
Feature or Study Item: Mobility between 3GPP-WLAN Interworking and 3GPP Systems IWLAN_Mob Rel-8
Building Block: AS/MRFC Stage 2 MRFC_TS Rel-8
Building Block: Issues for CT1 TR 24.801 SAES Rel-8
Building Block: CT1 aspects of IMS_Corp IMS_Corp Rel-8
Building Block: CT1 part of Stage 3 for I-WLAN NSP IWLANNSP Rel-8
Feature or Study Item: 3GPP2 Input to Common IMS CIMS_3GPP2 Rel-8
Building Block: CS Fallback in EPS SAES-CSFB Rel-8
Feature or Study Item: Maintenance of TISPAN documentation MAINTISP Rel-8
Work task: Documentation of TISPAN R1 and R2 in CT1 REDOC_TIS-C1 Rel-8
Feature or Study Item: Home NodeB / eNodeB HomeNB Rel-8
Work task: Stage 3 for SRVCC in EPS SAES-SRVCC Rel-8
Work task: CT1 aspects - Stage 3 for ICSRA ICSRA Rel-8
Building Block: Stage 3 CIMS_3GPP2 REDOC_3GPP2 Rel-8
Work task: IMS CAT SS CAT-SS Rel-8
Work task: Stage 3 security aspects for MIPv4 Access SAES-SA-FP_n3GPP Rel-8
Building Block: CT1 part of GBAPush GBAPush Rel-8
Building Block: Stage 3 IMS Service Continuity IMS-Cont Rel-8
Feature or Study Item: IMS Restoration Procedures IMS_RP Rel-8
Building Block: CT1 aspects of Mobility between 3GPP-WLAN Interworking and 3GPP Systems IWLAN_Mob Rel-8
Building Block: Transfer of data during an emergency call EData Rel-8
Building Block: CT1 aspects of ETWS ETWS Rel-8
Building Block: SAE for Interoperation between LTE and legacy cellular PS accesses SAES-SA-FP_3GPP Rel-8
Building Block: SAE for support for non-3GPP accesses SAES-SA-FP_n3GPP Rel-8
Feature or Study Item: Earthquake and Tsunami Warning System ETWS Rel-8
Feature or Study Item: IMS Multimedia Telephony and Supplementary Services IMSTSS Rel-8
Building Block: General aspects of IMS Sup Services IMSSS-Gal Rel-8
Feature or Study Item: Security Enhancements for IMS IMS-Sec Rel-8
Building Block: IMS Inter-working aspects in Support of Cable Regulatory requirements PktCbl-Intw Rel-8
Work task: CT1,CT3 aspects of PktCbl-Interwork PktCbl-Intw Rel-8
Building Block: Single Radio Voice Call Continuity for 3GPP (SRVCC) SAES-SRVCC Rel-8
Building Block: Stage 3 for PNM PNM Rel-8
Building Block: Deleted - Actual Requirements of PNM PNM Rel-8
Building Block: Stage 2 for PNM PNM Rel-8
Work task: Stage 2/3 for Network selection procedures SAES Rel-8
Work task: Stage 3 for Session management, bearer control and QoS aspects SAES-LTE Rel-8
Work task: Stage 3 (CT1) for SAE impact on services, network functions and capabilities SAES Rel-8
Work task: Deleted - Interoperability SAES-St3-interop Rel-8
Feature or Study Item: Enhancements for Voice Group Call Service (VGCS) Applications (EVA) EVA Rel-8
Work task: Deleted - Protocol impact of FBI for TISPAN R2 FBI2-TISP2-c1 Rel-8
Work task: CT1 part of Service Level Tracing in IMS OAM8-Trace Rel-8
Feature or Study Item: Study on AS-MRFC media server control protocol MRFC Rel-8
Feature or Study Item: Personal Network Management PNM Rel-8
Feature or Study Item: Value-Added Services for Short Message Service VAS4SMS Rel-9
Building Block: LCS Control Plane Solution for EPS LCS_EPS-CPS Rel-9
Building Block: CT1 aspects of Access Network Discovery and Selection Function enhancements eANDSF Rel-9
Building Block: CT1 aspects of Multiple PDN Connection to the Same APN for PMIP-based Interfaces MUPSAP Rel-9
Work task: CT1 aspects of IMS Media Plane Security MEDIASEC_CORE Rel-9
Feature or Study Item: System aspects of vocoder rate adaptation for LTE LTEimp-Vocoder Rel-9
Feature or Study Item: Enhancements of IMS Customized Alerting Tone (CAT) Service eCAT Rel-9
Building Block: Stage 3 for Enhancements of IMS Customized Alerting Tone (CAT) Service eCAT-SS Rel-9
Feature or Study Item: IMS Stage 3 IETF Protocol Alignment - phase 3 IMSProtoc3 Rel-9
Building Block: Stage 3 for Service Specific Access Control in EPS SSAC Rel-9
Building Block: Stage 3 for IMS Customized Ringing Signal (CRS) Service CRS Rel-9
Feature or Study Item: 128 bit encryption for GSM and GPRS A5/4-GEA4 Rel-9
Work task: CT1 aspects of Control Plane LCS in the EPC LCS_EPS-CPS Rel-9
Building Block: CT1 aspects of IMS Stage 3 - IETF Protocol Alignment - phase 3 IMSProtoc3 Rel-9
Building Block: CT1 part of Cell Broadcast protocol Base Station Controller – Cell Broadcast Centre CEBRO Rel-9
Building Block: CT1 part of 128 bit encryption for GSM and GPRS A5/4-GEA4 Rel-9
Work task: CT1 part of Stage 3 for Network Improvements for Machine-Type Communications NIMTC-CN Rel-10
Work task: CT1 part of Stage 3 for IP Flow Mobility and seamless WLAN offload IFOM-CT Rel-10
Feature or Study Item: AT Commands for IMS-configuration AT_IMS Rel-10
Building Block: CT aspects of Multi Access PDN Connectivity MAPCON-St3 Rel-10
Building Block: Stage 3 for IMS Emergency Session Enhancements IESE Rel-10
Feature or Study Item: Single Radio Voice Call Continuity (SRVCC) enhancements (Stage 3) eSRVCC Rel-10
Feature or Study Item: Single Radio Voice Call Continuity (SRVCC) in alerting phase (Stage 3) aSRVCC Rel-10
Work task: CT1 aspects of Multi Access PDN Connectivity MAPCON-St3 Rel-10
Building Block: CT1 part of Stage 3 for SRVCC enhancements eSRVCC Rel-10
Building Block: CT aspects of Single Radio Voice Call Continuity (SRVCC) in alerting phase (Stage 3) aSRVCC Rel-10
Feature or Study Item: IMS Service Continuity – Inter Device Transfer enhancements IMS_SC_eIDT Rel-10
Feature or Study Item: Tightened Link Level Performance Requirements for Single Antenna MS TIGHTER Rel-10
Feature or Study Item: Advice of Charge (AoC) service support enhancements eAoC Rel-10
Building Block: Stage 2/3 for Local IP Access LIPA Rel-10
Building Block: CN aspects of Single Radio Video Call Continuity for 3G-CS vSRVCC-CT Rel-11
Building Block: Stage 3 for Transit Inter Operator Identifier for IMS Interconnection Charging in multi operator environment IOI_IMS_CH Rel-11
Feature or Study Item: enhanced Nodes Restoration for EPC (Stage 2/3) eNR_EPC Rel-11
Feature or Study Item: Reference Location Information (Stage 3) RLI Rel-11
Feature or Study Item: IMS Stage 3 IETF Protocol Alignment - phase 5 IMSProtoc5 Rel-11
Feature or Study Item: Single Radio Voice Call Continuity from UTRAN/GERAN to E-UTRAN/HSPA rSRVCC Rel-11
Building Block: CN Stage 3 for Full Support of Multi-Operator Core Network by GERAN Full_MOCN-GERAN Rel-11
Work task: CT1 part of CT aspects of Roaming Architecture for Voice over IMS with Local Breakout RAVEL-CT Rel-11
Building Block: CT aspects of Network-provided Location information for IMS (Stage 3) NWK-PL2IMS-CT Rel-11
Building Block: Deleted - CT1 part of Enhancement of the Protocols for SMS over SGs PROTOC_SMS_SGs Rel-11
Work task: CT1 part of Stage 3 for GBA extensions for re-use of SIP Digest credentials GBA-ext-St3 Rel-11
Feature or Study Item: S2a Mobility based On GTP and WLAN access to EPC SaMOG_WLAN Rel-11
Work task: CT1 part of Stage 3 for Advanced IP Interconnection of Services IPXS Rel-11
Work task: CT1 part of Stage 3 BB1: Reachability Aspects of SIMTC SIMTC-ReachCSPS Rel-11
Work task: Deleted - Stage 3 (CS+PS) Signalling Optimizations of SIMTC SIMTC-Sig Rel-11
Work task: Stage 3 CS aspects for SIMTC SIMTC-CS Rel-11
Work task: Deleted - CT1 part of Stage 3 Signalling Optimizations of SIMTC SIMTC-Sig Rel-11
Work task: Stage 3 (CS+PS) Extended Access Barring for UTRAN and E-UTRAN SIMTC-RAN_OC Rel-11
Work task: CT1 part of Stage 3 BB I: BBF interworking with home routed traffic for WLAN and H(e)NB BBAI_BBI-CT Rel-11
Work task: CT1 part of Stage 3 BB II: BBF interworking with offload in access network for WLAN and for H(e)NB BBAI_BBII-CT Rel-11
Building Block: CT aspects for Single Radio Voice Call Continuity from UTRAN/GERAN to E-UTRAN/HSPA (Stage 3) rSRVCC-CT Rel-11
Building Block: CS Fallback in EPS - Phase 2 SAES2-CSFB Rel-11
Building Block: Stage 3 for Inclusion of Media Resource Broker MRB Rel-11
Work task: CT1 part for Single Radio Voice Call Continuity from UTRAN/GERAN to E-UTRAN/HSPA rSRVCC-CT Rel-11
Building Block: CT1 part of Support of ALT-C attribute ALTC Rel-12
Feature or Study Item: Impacts of RFC7044 for introduction of the new History-Info header field HISTORY_CT Rel-12
Building Block: CT aspects of Smart Congestion Mitigation in E-UTRAN (Stage 3) SCM_LTE-CT Rel-12
Building Block: PCRF based solution PCSCF_RES Rel-12
Building Block: HSS based solution PCSCF_RES Rel-12
Building Block: Common for HSS & PCRF solutions PCSCF_RES Rel-12
Feature or Study Item: Network Initiated USSD Simulation Services in IMS USSI-NET Rel-12
Building Block: CT impacts of codec for Enhanced Voice Services EVS_codec-CT Rel-12
Work task: CT1 part of Group Communication System Enablers for LTE GCSE_LTE-CT Rel-12
Feature or Study Item: Enhanced S2a Mobility Over trusted WLAN access to EPC eSaMOG Rel-12
Feature or Study Item: Optimized Offloading to WLAN in 3GPP-RAT Mobility WORM Rel-12
Feature or Study Item: Network-provided Location information for IMS Trusted WLAN Access Network (TWAN) case NETLOC_TWAN Rel-12
Building Block: CT part: Downlink Multi Carrier GERAN DMCG Rel-12
Building Block: CT aspects of Web Real Time Communication (WebRTC) Access to IMS IMS_WebRTC-CT Rel-12
Feature or Study Item: Transfer of ETSI business trunking specifications IMS_Corp2 Rel-12
Feature or Study Item: Support of ALT-C attribute ALTC Rel-12
Feature or Study Item: Smart Congestion Mitigation in E-UTRAN SCM_LTE Rel-12
Work task: Stage 3 for BB1: Policy and Charging Control for supporting traffic from fixed terminals and NSWO traffic from 3GPP UEs in fixed broadband access networks P4C-F-CT3 Rel-12
Work task: CT1 part of CT aspects of IMS Business Trunking for IP-PBX in Static Mode of Operation (Stage 3) BusTI-CT Rel-12
Building Block: CT1 part of Updating IMS to conform to RFC 6665 UP6665 Rel-12
Work task: CT1 part of Stage 3 for Enhanced S2a Mobility Over trusted WLAN access to EPC eSaMOG-St3 Rel-12
Building Block: Stage 3 for SMS submit and delivery without MSISDN in IMS SMSMI-CT Rel-12
Feature or Study Item: Dual Radio VCC enhancements (Stage 2/3) eDRVCC Rel-12
Building Block: Stage 2 for Diameter based interface between SGSN and SMS central functions Dia_SGSN_SMS Rel-12
Feature or Study Item: Mobile Station Receive Diversity (MSRD) for Voice Services over Adaptive Multi-user channels on One Slot (VAMOS) MSRD_VAMOS Rel-12
Feature or Study Item: IMS-based Telepresence IMS_TELEP Rel-12
Feature or Study Item: Downlink Multi Carrier GERAN DMCG Rel-12
Work task: CT1 part of CT aspects of Extended IMS media plane security features eMEDIASEC-CT Rel-12
Feature or Study Item: Reporting Enhancements in Warning Message Delivery (Stage 2/3) REP_WMD Rel-12
Building Block: CT1 part of Reporting Enhancements in Warning Message Delivery (Stage 2) REP_WMD-CT1 Rel-12
Feature or Study Item: Single Radio Voice Call Continuity (SRVCC) before ringing (Stage 3) bSRVCC Rel-12
Feature or Study Item: IMS Stage 3 IETF Protocol Alignment - phase 6 IMSProtoc6 Rel-12
Building Block: CT1 part of IMS Stage 3 IETF Protocol Alignment - phase 6 IMSProtoc6 Rel-12
Feature or Study Item: SAE Protocol Development - Phase 3 SAES3 Rel-12
Building Block: SAE Protocol Development (Stage 3) - Phase 3 SAES3-CT1 Rel-12
Building Block: CS Fallback in EPS - Phase 3 SAES3-CSFB Rel-12
Building Block: SAE for support for non-3GPP accesses - Phase 3 SAES3-non3GPP Rel-12
Feature or Study Item: IM-SSF Application Server Service Data Descriptions (Stage 2/3) IMS_SSFDD Rel-12
Building Block: Stage 2 for IM-SSF Application Server Service Data Descriptions IMS_SSFDD Rel-12
Feature or Study Item: Diameter based interface between SGSN and SMS central functions (Stage 2/3) Dia_SGSN_SMS Rel-12
Feature or Study Item: Tunneling of UE Services over Restrictive Access Networks (Stage 2/3) TURAN Rel-12
Building Block: CT1 part of Single Radio Voice Call Continuity (SRVCC) before ringing bSRVCC Rel-12
Feature or Study Item: LIPA Mobility and SIPTO at the Local Network LIMONET Rel-12
Building Block: SAE Protocol Development (Stage 3) - Phase 4 SAES4 Rel-13
Building Block: CS Fallback in EPS - Phase 4 SAES4-CSFB Rel-13
Building Block: SAE for support for non-3GPP accesses - Phase 4 SAES4-non3GPP Rel-13
Building Block: CT1 aspects of Mobile Equipment Identity signalling over WLAN MEI_WLAN Rel-13
Feature or Study Item: Authentication Signalling Improvements for WLAN ASI_WLAN Rel-13
Feature or Study Item: Message interworking during PS to CS SRVCC mSRVCC Rel-13
Building Block: CT1 aspects of Message interworking during PS to CS SRVCC mSRVCC Rel-13
Feature or Study Item: Retry restriction for Improving System Efficiency RISE Rel-13
Work task: Call Control – On Network MCPTT-CT Rel-13
Work task: Call Control – Off Network MCPTT-CT Rel-13
Work task: Floor Control – On Network MCPTT-CT Rel-13
Work task: Floor Control – Off Network MCPTT-CT Rel-13
Building Block: CT1 aspects of IMS Stage-3 IETF Protocol Alignment IMSProtoc7 Rel-13
Building Block: Interworking solution for Called IN number and original called IN number ISUP parameters INNB_IW Rel-13
Work task: CT1 part of Stage 3 for Application specific Congestion control for Data Communication ACDC-CT Rel-13
Work task: CT1 aspects of system architecture enhancements for TV service AE_enTV-CT Rel-14
Building Block: CT1 aspects of MCPTTProtoc1 MCPTTProtoc1 Rel-14
Work task: CT1 aspects of eDecor eDecor-CT Rel-14
Work task: CT1 aspects of SEW2 SEW2-CT Rel-14
Feature or Study Item: AT Commands for CIoT AT_CIoT Rel-14
Building Block: CT Aspects of RobVoLTE RobVoLTE-CT Rel-14
Work task: CT1 Aspects of V8 V8-CT Rel-14
Work task: CT1 aspects of V2X Services V2X-CT Rel-14
Building Block: CT1 aspects of SIP Reason header extension REAS_EXT Rel-14
Work task: CT1 aspects of ERP ERP-CT Rel-14
Building Block: Stage 3 of User Controlled Spoofed Call Treatment SPECTRE-CT Rel-14
Work task: CT1 Aspects of Determination of Completeness of Charging Information in IMS CH14-DCCII-CT Rel-14
Work task: CT1 aspects of Enhancements for Mission Critical Push To Talk MCImp-eMCPTT-CT Rel-14
Work task: CT1 aspects of MCData MCImp-MCDATA-CT Rel-14
Work task: CT1 aspects 3 of MCVideo MCImp-MCVIDEO-CT Rel-14
Work task: CT1 aspects of extended architecture enhancements for Cellular Internet of Things CIoT_Ext-CT Rel-14
Work task: CT1 aspects of PS Data Off PS_DATA_OFF-CT Rel-14
Feature or Study Item: Study on MBMS usage for mission critical communication services FS_MBMS_MCservices Rel-14
Feature or Study Item: Stage-3 SAE Protocol Development - Phase 5 SAES5 Rel-14
Building Block: SAES5 CS Fallback in EPS SAES5-CSFB Rel-14
Building Block: SAES5 for support for non-3GPP accesses SAES5-non3GPP Rel-14
Work task: CT1 aspects of evolution to and interworking with eCall in IMS EIEI-CT Rel-14
Work task: CT1 aspects for Non-IP for Cellular Internet of Things for EC-EGPRS NonIP_GPRS-CT Rel-14
Building Block: deleted -CT1 aspects of MTSI Extension on Multi-stream MMCMH-CT Rel-14
Work task: CT1 aspects of MMCMH_Enh MMCMH_Enh-CT Rel-14
Building Block: CT1 aspects of IMS Stage-3 IETF Protocol Alignment IMSProtoc8 Rel-14
Building Block: SAE Protocol Development (Stage 3) - Phase 5 SAES5 Rel-14
Work task: CT1 aspects of EWE EWE-CT Rel-14
Work task: CT1 aspects for PWDIMS PWDIMS-CT Rel-14
Building Block: CT1 aspects of IOC_UE_conf IOC_UE_conf Rel-14
Feature or Study Item: IMS Stage-3 IETF Protocol Alignment IMSProtoc8 Rel-14
Building Block: CT aspects of EVS in 3G Circuit-Switched Networks EVSoCS-CT Rel-13
Building Block: CT1 aspects of Enhanced P-CSCF discovery using signalling for access to EPC via WLAN ePCSCF_WLAN Rel-13
Building Block: CT1 aspects of Warning Status Report in EPS WSR_EPS Rel-13
Feature or Study Item: Stage-3 SAE Protocol Development - Phase 4 SAES4 Rel-13
Feature or Study Item: IMS Stage-3 IETF Protocol Alignment IMSProtoc7 Rel-13
Feature or Study Item: Enhanced P-CSCF discovery using signalling for access to EPC via WLAN ePCSCF_WLAN Rel-13
Feature or Study Item: Interworking solution for Called IN number and original called IN number ISUP parameters INNB_IW Rel-13
Work task: CT1 part of CT aspects of voice over E-UTRAN Paging Policy Differentiation voE_UTRAN_PPD-CT Rel-13
Building Block: CT aspects of voice over E-UTRAN Paging Policy Differentiation voE_UTRAN_PPD-CT Rel-13
Feature or Study Item: Support of EVS in 3G Circuit-Switched networks EVSoCS Rel-13
Feature or Study Item: QoS End-to-end Multimedia Telephony Service for IMS (MTSI) extensions (Stage 3) QOSE2EMTSI Rel-13
Feature or Study Item: voice over E-UTRAN Paging Policy Differentiation voE_UTRAN_PPD Rel-13
Feature or Study Item: Application specific Congestion control for Data Communication ACDC Rel-13
Work task: CT1 aspects for Dedicated Core Networks CT aspects DECOR-CT Rel-13
Work task: CT1 aspects 3 for Enhancements to WebRTC interoperability eWebRTCi-CT Rel-13
Work task: CT1 aspects for MCPTT protocol aspects MCPTT-CT Rel-13
Building Block: IMS Profile to support MCPTT MCPTT-Prof Rel-13
Work task: CT1 aspects of extended DRX cycle eDRX-CT Rel-13
Work task: CT1 aspects of Support of Emergency services over WLAN – phase 1 SEW1-CT Rel-13
Building Block: CT aspects of CIoT CIoT-CT Rel-13
Work task: CT1 aspects of CIoT CIoT-CT Rel-13
Work task: Broadcast – Call Control and Floor Control MCPTT-CT Rel-13
Work task: Group management MCPTT-CT Rel-13
Work task: Identity management MCPTT-CT Rel-13
Work task: Management Object MCPTT-CT Rel-13
Work task: Configuration management MCPTT-CT Rel-13
Feature or Study Item: Support of Real-time Transport Protocol (RTP) / Real-time Transport Control Protocol (RTCP) multiplexing (signalling) in IMS RTCP_MUX Rel-13
Building Block: CT1 part of Support of RTP / RTCP multiplexing (signalling) in IMS RTCP_MUX Rel-13
Feature or Study Item: Coordination of Video Orientation CVO Rel-12
Feature or Study Item: Extended IMS media plane security features eMEDIASEC Rel-12
Building Block: BB1: Policy and Charging Control for supporting traffic from fixed terminals and NSWO (Non Seamless WLAN Offload) traffic from 3GPP UEs in fixed broadband access networks (P4C-F) P4C-F Rel-12
Building Block: CT part for IMS Telepresence (Stage 2/3) IMS_TELEP Rel-12
Work task: TR on CT part of IMS Telepresence (Stage 2/3) IMS_TELEP Rel-12
Work task: CT1 part of IMS Telepresence (Stage 3) IMS_TELEP Rel-12
Building Block: CT aspects of Extended IMS media plane security features (Stage 2/3) eMEDIASEC-CT Rel-12
Work task: Stage 3 CN aspects of SIPTO at the Local Network LIMONET-SIPTO Rel-12
Work task: Deleted - Stage 3 CN aspects of LIPA Mobility LIMONET-LIPA-del2 Rel-12
Feature or Study Item: Introduction of ER-GSM band for GSM-R RT_ERGSM Rel-12
Feature or Study Item: Short Message Service (SMS) submit and delivery without MSISDN in IMS SMSMI Rel-12
Feature or Study Item: Operator Policies for IP Interface Selection OPIIS Rel-12
Building Block: Deleted - CT1 part for Security aspects of Public Warning System PWS_Sec-del4 Rel-12
Feature or Study Item: Codec for Enhanced Voice Services EVS_codec Rel-12
Building Block: (IETF) CT1 aspects of IMS Stage-3 IETF Protocol Alignment IMSProtoc7 Rel-13
Building Block: CT1 part of Transfer of ETSI business trunking specifications IMS_Corp2 Rel-12
Work task: CT1 part of Stage 3 for Dual Radio VCC enhancements eDRVCC Rel-12
Building Block: CT1 introduction of MS capability support for MS supporting MSRD for VAMOS MSRD_VAMOS Rel-12
Building Block: CT aspects of IMS Business Trunking for IP-PBX in Static Mode of Operation (Stage 3) BusTI-CT Rel-12
Feature or Study Item: Updating IMS to conform to RFC 6665 (Stage 3) UP6665 Rel-12
Building Block: Stage 3 for Enhanced S2a Mobility Over trusted WLAN access to EPC eSaMOG-St3 Rel-12
Building Block: Stage 3 for Application specific Congestion control for Data Communication ACDC-CT Rel-13
Building Block: CT1 aspects of P-CSCF Restoration Enhancements with WLAN PCSCF_RES_WLAN Rel-13
Building Block: CT Aspects of QoS End-to-End MTSI Extensions QOSE2EMTSI-CT Rel-13
Work task: CT1 Aspects of QoS End-to-End MTSI Extensions QOSE2EMTSI-CT Rel-13
Building Block: Stage 3 for Operator Policies for IP Interface Selection OPIIS-CT Rel-12
Building Block: CT aspects of Tunneling of UE Services over Restrictive Access Networks (Stage 3) TURAN-CT Rel-12
Work task: Deleted - CT1 aspects of CT aspects of IMS registration control (Stage 2/3) IMS_RegCon-CT1 Rel-12
Work task: CT1 part of CT aspects of Coordination of Video Orientation CVO-CT Rel-12
Work task: CT1 part of CT aspects of End-to-End Multimedia Telephony Service for IMS (MTSI) extensions E2EMTSI-CT Rel-12
Building Block: CT1 part of CT Aspects of Signalling of Image Size SIS_CT Rel-12
Building Block: CT aspects of enhancements to Proximity-based eProSe-Ext-CT Rel-13
Work task: CT1 aspects of enhancements to Proximity-based eProSe-Ext-CT Rel-13
Feature or Study Item: Proxy Call Session Control Function (P-CSCF) restoration enhancements (Stage 2/3) PCSCF_RES Rel-12
Building Block: CT aspects of Coordination of Video Orientation CVO-CT Rel-12
Building Block: CT aspects of End-to-End Multimedia Telephony Service for IMS (MTSI) extensions E2EMTSI-CT Rel-12
Feature or Study Item: CT aspects of Signalling of Image Size (Stage 2/3) SIS_CT Rel-12
Building Block: Deleted - CT aspects of IMS registration control IMS_RegCon-CT Rel-12
Building Block: CT aspects of IP Flow Mobility support for S2a and S2b Interfaces NBIFOM-CT Rel-13
Work task: CT1 aspects of IP Flow Mobility support for S2a and S2b Interfaces NBIFOM-CT Rel-13
Work task: CT1 aspects of Monitoring Enhancements MONTE-CT Rel-13
Work task: CT1 aspects of Group based Enhancements GROUPE-CT Rel-13
Work task: CT1 Aspects of Video Enhancements by Region-Of-Interest information signalling ROI-CT Rel-13
Work task: CT1 aspects of EVS in 3G Circuit-Switched Networks EVSoCS-CT Rel-13
Work task: CT1 part of Stage 3 for SMS submit and delivery without MSISDN in IMS SMSMI-CT Rel-12
Building Block: Stage 3 for Dual Radio VCC enhancements eDRVCC Rel-12
Work task: CT1 part of Stage 3 CS aspects for SIMTC SIMTC-CS Rel-11
Work task: CT1 part of Stage 3 Extended Access Barring for UTRAN and E-UTRAN SIMTC-RAN_OC Rel-11
Work task: CT1 part of Stage 3 for Inclusion of Media Resource Broker MRB Rel-11
Work task: CT1 part of Common for HSS & PCRF solutions PCSCF_RES Rel-12
Building Block: CT1 part of Introduction of ER-GSM band for GSM-R RT_ERGSM Rel-12
Work task: CT1 part of Stage 3 CN aspects of SIPTO at the Local Network LIMONET-SIPTO-CT1 Rel-12
Work task: Deleted - CT1 part of CN aspects of LIPA Mobility LIMONET-LIPA-del3 Rel-12
Building Block: CT1 part of IMS Emergency PSAP Callback EMC_PC Rel-12
Feature or Study Item: IMS Emergency PSAP Callback (Stage 3) EMC_PC Rel-12
Building Block: CT aspects of WLAN/3GPP Radio Interworking (Stage 2/3) UTRA_LTE_WLAN_interw-CT Rel-12
Feature or Study Item: Indication of NNI Routeing scenarios in SIP requests NNI_RS Rel-12
Feature or Study Item: Unstructured Supplementary Service Data (USSD) method selection (Stage 3) USSD_MS Rel-12
Building Block: CT aspects of Group Communication System Enablers for LTE GCSE_LTE-CT Rel-12
Building Block: CT1 part of Impacts of RFC7044 for introduction of the new History-Info header field HISTORY_CT Rel-12
Work task: CT1 part of CT aspects of WLAN/3GPP Radio Interworking (Stage 3) UTRA_LTE_WLAN_interw-CT Rel-12
Building Block: CT1 part of Indication of NNI Routeing scenarios in SIP requests NNI_RS Rel-12
Work task: CT1 part of HSS based solution PCSCF_RES Rel-12
Work task: CT1 part of PCRF based solution PCSCF_RES Rel-12
Work task: CT1 aspects of Double Resource Reuse for Multiple Media Sessions DRuMS-CT Rel-13
Work task: CT1 part of CT impacts of codec for Enhanced Voice Services EVS_codec-CT Rel-12
Feature or Study Item: Group Communication System Enablers for LTE GCSE_LTE Rel-12
Feature or Study Item: Policy and Charging Control for supporting fixed broadband access networks P4C Rel-12
Feature or Study Item: IMS Business Trunking for IP-PBX in Static Mode of Operation BusTI Rel-12
Feature or Study Item: WLAN Network Selection for 3GPP Terminals WLAN_NS Rel-12
Building Block: CT aspects of Optimized Offloading to WLAN in 3GPP-RAT Mobility (Stage 3) WORM-CT Rel-12
Feature or Study Item: IMS Operator Determined Call Barring enhancements (Stage 3) eIODB Rel-12
Building Block: CT aspects of WLAN Network Selection for 3GPP Terminals (Stage 3) WLAN_NS-CT Rel-12
Feature or Study Item: Signalling Improvements for Network Efficiency (Stage 3) SINE Rel-12
Building Block: CT aspects of Network-provided Location information for IMS Trusted WLAN Access Network (TWAN) case (Stage 3) NETLOC_TWAN-CT Rel-12
Work task: CT1 part of Stage 3 for BB1: Policy and Charging Control for supporting traffic from fixed terminals and NSWO traffic from 3GPP UEs in fixed broadband access networks P4C-F-CT3 Rel-12
Feature or Study Item: WLAN/3GPP Radio Interworking UTRA_LTE_WLAN_interw Rel-12
Feature or Study Item: New Training Sequence Codes (TSC) for GERAN NewToN Rel-12
Feature or Study Item: Support for 3GPP Voice Interworking with Enterprise IP-PBX VINE Rel-11
Feature or Study Item: Data Identification in Access Network Discovery and Selection Function (ANDSF) DIDA Rel-11
Feature or Study Item: Full Support of Multi-Operator Core Network by GERAN Full_MOCN-GERAN Rel-11
Feature or Study Item: Deleted - IMS Registration Control IMS_RegCon Rel-12
Work task: CT1 part of Stage 3 for USSD simulation service in IMS USSI Rel-11
Work task: CT1 aspects of Single Radio Video Call Continuity for 3G-CS vSRVCC-CT Rel-11
Building Block: CT1 part of IMS Stage 3 IETF Protocol Alignment - phase 5 IMSProtoc5 Rel-11
Building Block: Stage 3 for Advanced IP Interconnection of Services IPXS Rel-11
Building Block: Stage 2/3 for CS aspects for SIMTC SIMTC-CS Rel-11
Building Block: BB1: Stage 3 (CS+PS) Reachability Aspects of SIMTC SIMTC-ReachCSPS Rel-11
Work task: Deleted - Stage 3 (CS+PS) CN-based requirements and Power Considerations of SIMTC SIMTC-CN_Pow Rel-11
Building Block: RAN overload control for Machine-Type Communications SIMTC-RAN_OC Rel-11
Building Block: Stage 2/3 for Support for 3GPP Voice Interworking with Enterprise IP-PBX VINE-CT1 Rel-11
Building Block: Stage 3 BB I - Core Network impacts: BBF interworking with home routed traffic for WLAN and H(e)NB BBAI_BBI-CT Rel-11
Building Block: Stage 3 BB II - Core Network impacts: BBF interworking with offload in access network for WLAN and for H(e)NB BBAI_BBII-CT Rel-11
Building Block: CT1 part of Reference Location Information (Stage 3) RLI Rel-11
Feature or Study Item: SAE Protocol Development - Phase 2 SAES2 Rel-11
Feature or Study Item: GCSMSC and GCR Redundancy for VGCS/VBS (Stage 2/3) RT_VGCS_Red Rel-11
Feature or Study Item: Inclusion of Media Resource Broker (Stage 2/3) MRB Rel-11
Building Block: CT1 part of IMS Operator Determined Call Barring enhancements eIODB Rel-12
Work task: CT1 part of Stage 3 for BB3: UE Power Consumptions Optimizations (UEPCOP) MTCe-UEPCOP-CT1 Rel-12
Building Block: Stage 3 for IMS Overload Control IOC Rel-11
Building Block: CT1 part of Enhanced T.38 FAX support MMTel_T.38_FAX Rel-11
Work task: CT1 part of CT aspects of Network-provided Location information for IMS NWK-PL2IMS-CT Rel-11
Building Block: Stage 2/3 for SMS in MME architecture option and related PS-only service subscription SIMTC-PS_Only Rel-11
Feature or Study Item: AT commands for Universal Resource Identifier (URI) support ATURI Rel-11
Work task: CT1 part of Stage 2/3 for SMS in MME architecture option and related PS-only service subscription SIMTC-PS_Only Rel-11
Feature or Study Item: IMS Overload Control IOC Rel-11
Feature or Study Item: IMS Operator Determined Call Barring IODB Rel-11
Feature or Study Item: Enhanced T.38 FAX support (Stage 3) MMTel_T.38_FAX Rel-11
Work task: CT1 part of Stage 3 for IMS Overload Control IOC Rel-11
Building Block: CT1 part of IMS Operator Determined Call Barring IODB Rel-11
Work task: CT1 part of Network-provided Location information for IMS Trusted WLAN Access Network (TWAN) case NETLOC_TWAN-CT Rel-12
Building Block: CT aspects of Data Identification in Access Network Discovery and Selection Function (ANDSF) Stage 3 DIDA-CT Rel-11
Building Block: CT aspects of Roaming Architecture for Voice over IMS with Local Breakout (Stage 3) RAVEL-CT Rel-11
Feature or Study Item: Roaming Architecture for Voice over IMS with Local Breakout RAVEL Rel-11
Work task: Deleted - CT1 part of CT aspects of LOcation-Based Selection of gaTEways foR WLAN LOBSTER-CT Rel-11
Work task: Deleted - CT1 part of CN aspects of Mobility based On GTP & PMIPv6 for WLAN access to EPC SaMOG_WLAN-CN Rel-11
Building Block: Stage 3 for GBA extensions for re-use of SIP Digest credentials GBA-ext-St3 Rel-11
Building Block: Stage 3 - IMS Inter-UE Transfer enhancements IMS_SC_eIDT Rel-10
Building Block: CT1 part of Stage 3 for Completion of Communications on Not Logged-in CCNL Rel-10
Feature or Study Item: IMS Stage 3 IETF Protocol Alignment - phase 4 IMSProtoc4 Rel-10
Feature or Study Item: IMS Emergency Session Enhancements IESE Rel-10
Building Block: CN part of Stage 3 for Network Improvements for Machine-Type Communications NIMTC-CN Rel-10
Work task: Stage 3 for SIPTO for macro networks SIPTO Rel-10
Work task: Stage 3 for Local IP Access LIPA Rel-10
Building Block: Stage 3 for IP Flow Mobility and seamless WLAN offload IFOM-CT Rel-10
Building Block: Stage 3 for Optimal Media Routing OMR Rel-10
Feature or Study Item: Completion of Communications on Not Logged-in CCNL Rel-10
Feature or Study Item: Local IP Access and Selected Internet IP Traffic Offload LIPA_SIPTO Rel-10
Building Block: Stage 2/3 for SIPTO for macro networks SIPTO Rel-10
Feature or Study Item: IP Flow Mobility and seamless WLAN offload IFOM Rel-10
Feature or Study Item: Enabling Coder Selection and Rate Adaptation for UTRAN and E-UTRAN for Load Adaptive Applications ECSRA_LAA Rel-10
Feature or Study Item: Optimal Media Routing OMR Rel-10
Work task: Deleted - CT1 part of Stage 3 CN-based requirements and Power Considerations of SIMTC SIMTC-CN_Pow Rel-11
Work task: TR on Stage 3 BB I for BBAI; UE to network protocols BBAI_BBI-CT Rel-11
Work task: TR on Stage 3 BB II for 3GPP System to Fixed Broadband Access Network Interworking; UE to network protocols BBAI_BBII-CT Rel-11
Building Block: SAE Protocol Development (Stage 3) - Phase 2 SAES2 Rel-11
Building Block: CT1 part of GCSMSC and GCR Redundancy for VGCS/VBS RT_VGCS_Red Rel-11
Building Block: Stage 2 for Inclusion of Media Resource Broker MRB Rel-11
Feature or Study Item: Enhancements for Multimedia Priority Service eMPS Rel-10
Feature or Study Item: Support for BroadBand Forum Accesses Interworking BBAI Rel-11
Building Block: CN aspects of Mobility based On GTP & PMIPv6 for WLAN access to EPC SaMOG_WLAN-CN Rel-11
Feature or Study Item: Generic Bootstrapping Architecture (GBA) extensions for re-use of SIP Digest credentials GBA-ext Rel-11
Building Block: CT1 part of enhanced Nodes Restoration for EPC eNR_EPC Rel-11
Feature or Study Item: Support of RFC 6140 in IMS GINI Rel-11
Feature or Study Item: Deleted - Enhancement of the Protocols for SMS over SGs (Stage 3) PROTOC_SMS_SGs Rel-11
Feature or Study Item: Support of Personal Area Networks and Enhancements to Personal Network Management PAN_EPNM Rel-9
Feature or Study Item: Multi-Media Telephony Service enhancements eMMTel Rel-9
Feature or Study Item: Enhanced Home NodeB / eNodeB EHNB Rel-9
Feature or Study Item: Public Warning System PWS Rel-9
Feature or Study Item: Support for IMS Emergency Calls over GPRS and EPS IMS_EMER_GPRS_EPS Rel-9
Feature or Study Item: Customized Ringing Signal CRS Rel-9
Work task: CT aspects of SRVCC support for IMS Emergency Calls IMS_EMER_GPRS_EPS-SRVCC Rel-9
Building Block: CN aspects of IMS Media Plane Security MEDIASEC_CORE Rel-9
Building Block: CT1 aspects - Support of Home NB and Home eNB enhancements EHNB-CT1 Rel-9
Feature or Study Item: Definition of Ml interface for Control Plane LCS (Stage 3) EMC2 Rel-9
Feature or Study Item: Transit Inter Operator Identifier for IMS Interconnection Charging in multi operator environment IOI_IMS_CH Rel-11
Feature or Study Item: Service Specific Access Control in EPS SSAC Rel-9
Feature or Study Item: Access Network Discovery and Selection Function enhancements eANDSF Rel-9
Building Block: Stage 2/3 for IMS Service Continuity Enhancements: Service, Policy and Interactions IMS_SCC-SPI Rel-9
Building Block: Stage 2/3 for IMS Centralized Services IMS_SCC-ICS Rel-9
Building Block: Stage 2 for Support of Personal Area Networks and Enhancements to Personal Network Management PAN_EPNM Rel-9
Building Block: Stage 3 - IMS Centralized Services support via I1 interface IMS_SCC-ICS_I1 Rel-9
Feature or Study Item: LCS for LTE and EPS LCS_LTE_EPS Rel-9
Building Block: CT1 aspects of VAS4SMS Interface and Signalling Flow VAS4SMS Rel-9
Feature or Study Item: IMS Services Centralization and Continuity IMS_SCC Rel-9
Building Block: Single Radio Voice Call Continuity (SRVCC) support for IMS Emergency Calls IMS_EMER_GPRS_EPS-SRVCC Rel-9
Feature or Study Item: Single Radio Video Call Continuity for 3G-CS vSRVCC Rel-11
Feature or Study Item: Cell Broadcast protocol Base Station Controller – Cell Broadcast Centre (BSC-CBC) CEBRO Rel-9
Building Block: Stage 3 for Support of Personal Area Networks and Enhancements to Personal Network Management PAN_EPNM Rel-9
Feature or Study Item: Multiple PDN Connection to the Same APN for PMIP-based Interfaces MUPSAP Rel-9
Feature or Study Item: IMS Media Plane Security MEDIASEC Rel-9
Feature or Study Item: Completion of IMS Restoration Procedures eIMS_RP Rel-9
Building Block: CT1 aspects of Completion of IMS Restoration Procedures eIMS_RP Rel-9
Work task: CT1 aspects of SRVCC support for IMS Emergency Calls IMS_EMER_GPRS_EPS-SRVCC Rel-9
Building Block: Stage 3 for Public Warning System PWS-St3 Rel-9
Work task: CT1 aspects of Stage 3 for Public Warning System PWS-St3 Rel-9
Building Block: Stage 3 - Enhancements for Completion of Communications Supplementary service eMMTel-CC Rel-9
Work task: Stage 3 for Enhancements to IMS Centralized Services IMS_SCC-ICS Rel-9
Work task: Stage 3 for IMS Service Continuity Enhancements: Service, Policy, Interactions and Inter UE Transfer IMS_SCC-SPI Rel-9
Building Block: Stage 3 for IMS Emergency Calls over GPRS and EPS IMS_EMER_GPRS_EPS Rel-9
Work task: CT1 aspects - Stage 3 for IMS Emergency Calls over GPRS and EPS IMS_EMER_GPRS_EPSC1 Rel-9
Building Block: CT1 part of New Training Sequence Codes (TSC) for GERAN (Stage 3) NewToN Rel-12
Work task: CT1 part of CT aspects of Web Real Time Communication (WebRTC) Access to IMS IMS_WebRTC-CT1 Rel-12
Work task: CT1 part of CT aspects of Proximity-based Services ProSe-CT Rel-12
Feature or Study Item: 3GPP IMS Conferencing Management Object (MO) IMS_ConfMO Rel-9
Feature or Study Item: UICC access to IMS Specification IMS-UICC-S Rel-10
Building Block: CT1 part of UICC access to IMS Specification IMS-UICC-S Rel-10
Feature or Study Item: Formalization of WLAN Files FoWF Rel-10
Feature or Study Item: S2b Mobility based on GTP SMOG Rel-10
Building Block: CT1 part for TIGHTER TIGHTER Rel-10
Building Block: Maintenance of TISPAN R2 MAINT_R2 Rel-8
Building Block: Call Completion on Busy Subscriber (CCBS)/Call Completion on Non-Reachable (CCNR) on IMS CCBS_CCNR Rel-8
Work task: CT1 part of Stage 3 CCBS_CCNR CCBS_CCNR Rel-8
Building Block: Communication Wait on IMS CW_IMS Rel-8
Work task: CT1 part of Stage 3 CW-IMS CW_IMS Rel-8
Building Block: CT1 part of Network Attachment Subsystem (NASS) Bundled Authentication NBA Rel-8
Feature or Study Item: Interworking between User-to-User Signalling (UUS) and SIP UUSIW Rel-8
Building Block: CT1 part of Stage 3 MGCF UUSIW UUSIW Rel-8
Building Block: Stage 3 for PPACR (CT1) PPACR-CT1 Rel-8
Feature or Study Item: Support of Overlap signalling Overlap Rel-8
Building Block: Stage 3 Overlap (CT1) Overlap Rel-8
Work task: Stage 3 for Inter-system mobility between E-UTRAN and non 3GPP accesses SAES-SA-FP_n3GPP Rel-8
Work task: Stage 3 for Inter-system mobility between E-UTRAN and 2G/3G SAES-SA-FP_3GPP Rel-8
Feature or Study Item: AS/MRFC Stage 2 and 3 MRFC_TS Rel-8
Work task: CT1 part of Stage 3 for CS Fallback in EPS SAES-CSFB Rel-8
Work task: Deleted - Stage 3 for ICSRA – I1 interface ICSRA Rel-8
Work task: CT1 part of Core Network Impacts for A-Interface User Plane over IP AoIP-CN Rel-8
Building Block: Stage 3 for ICSRA – Protocol, Addressing, Subscriber Data ICSRA Rel-8
Feature or Study Item: Study on impacts on UE-Core Network signalling from Energy Saving FS_UE-CN_ES Rel-11
Feature or Study Item: Advanced IP Interconnection of Services IPXS Rel-11
Feature or Study Item: System Improvements to Machine-Type Communications SIMTC Rel-11
Building Block: CT1 part of Stage 3 for MESSIW MESSIW Rel-8
Building Block: Deleted - CT1 part of Enhancement of interworking between MTSI and CS networks MTSI_eMHI Rel-8
Building Block: Core Network Impacts for A-Interface User Plane over IP AoIP-CN Rel-8
Building Block: IMS Restoration Procedures (CT1) IMS_RP Rel-8
Building Block: AS/MRFC Stage 3 MRFC_TS Rel-8
Feature or Study Item: Generic Bootstrapping Architecture Push Function GBAPush Rel-8
Building Block: CT1 part of Stage 3 for IMS-Sec IMS-Sec Rel-8
Feature or Study Item: IMS Service Continuity IMS-Cont Rel-8
Building Block: Flexible Alerting FA Rel-8
Work task: Deleted - CT1 aspects of SAES SAES-St3 Rel-8
Building Block: SAE for LTE access SAES-LTE Rel-8
Building Block: CN aspects of Enabling Coder Selection and Rate Adaptation for UTRAN and E-UTRAN for Load Adaptive Applications ECSRA_LAA-CN Rel-10
Building Block: Stage 3 on enhancements for Multimedia Priority Service eMPS-CN Rel-10
Building Block: Stage 3 for S2b Mobility based on GTP SMOG-St3 Rel-10
Building Block: CT1 part - AoC enhancements (Stage 3) eAoC Rel-10
Feature or Study Item: AT Commands for USIM Application Toolkit (USAT) AT_UICC Rel-10
Feature or Study Item: IMS System enhancements for corporate network access IMS_Corp Rel-8
Work task: Stage 3 for Access to the EPC via non-3GPP access networks SAES-SA-FP_n3GPP Rel-8
Work task: Stage 3 for Mobility management based on DSMIPv6 SAES-SA-FP_n3GPP Rel-8
Work task: Stage 3 for Inter-system mobility between E-UTRAN and CDMA2000 SAES-SA-FP_3GPP Rel-8
Feature or Study Item: IMS Stage 3 IETF Protocol Alignment - phase 2 IMSProtoc2 Rel-8
Feature or Study Item: Paging Permission with Access Control (PPACR) PPACR Rel-8
Building Block: CT1 aspects of IMS Stage 3 IETF Protocol Alignment - phase 2 IMSProtoc2 Rel-8
Building Block: High level and common (for all accesses) functions EPS-ComF Rel-8
Work task: Stage 3 security aspects for DSMIPv6 Access SAES-SA-FP_n3GPP Rel-8
Feature or Study Item: IMS Centralized Service control ICSRA Rel-8
Feature or Study Item: IMS Enhancements for support of Packet Cable access PktCbl Rel-8
Work task: CT1 aspects of PktCbl-Sec PktCbl-Sec Rel-8
Building Block: IMS Enhancements for Cable Client Types and Deployment Models PktCbl-Deploy Rel-8
Work task: CT1 aspects of PktCbl-Deploy PktCbl-Deploy Rel-8
Work task: CT1 part of Stage 3 for SIPTO for macro networks SIPTO Rel-10
Work task: CT1 part of Stage 3 for Local IP Access LIPA Rel-10
Work task: CT1 part of Stage 3 for Optimal Media Routeing OMR Rel-10
Feature or Study Item: Support of Multi-Operator Core Network by GERAN MOCN-GERAN Rel-10
Work task: CT1 part of CN aspects of Enabling Coder Selection and Rate Adaptation for UTRAN and E-UTRAN for Load Adaptive Applications ECSRA_LAA-CN Rel-10
Work task: CT1 part on Stage 3 on enhancements for Multimedia Priority Service eMPS-CN Rel-10
Work task: CT1 part of Stage 3 for S2b Mobility based on GTP SMOG-St3 Rel-10
Building Block: CT1 part of Stage 3 for Support of Multi-Operator Core Network by GERAN MOCN-GERAN Rel-10
Work task: Stage 3 for security aspects of LTE Access SAES-LTE Rel-8
Feature or Study Item: Rel-8 Operations, Administration, Maintenance and Provisioning (OAM&P) OAM8 Rel-8
Building Block: Rel-8 Trace Management OAM8-Trace Rel-8
Work task: CT1 aspects of Stage 3 PNM PNM Rel-8
Feature or Study Item: Multimedia Priority Service PRIOR_EMR Rel-8
Building Block: IMS Enhancements for Security Requirements in Support of Cable Deployments PktCbl-Sec Rel-8
Building Block: CT1 part of Stage 3 for PRIOR PRIOR_EMR Rel-8
Building Block: Deleted - CT aspects of SAES SAES-St3 Rel-8
Work task: Stage 3 for UE Non-Access-Stratum (NAS) mobility procedures in idle and active mode SAES-LTE Rel-8
Work task: Deleted - UE to EPC NAS signalling (incl. MBMS and QoS aspects) SAES-St3-sig Rel-8
Feature or Study Item: Customized Alerting Tone (CAT) service CAT Rel-8
Feature or Study Item: I-WLAN Network Selection Principle (NSP) IWLANNSP Rel-8
Feature or Study Item: Service-Level Interworking for Messaging Services MESSIW Rel-8
Feature or Study Item: eCall Data Transfer EData Rel-8
Building Block: CT1 aspects of EVA EVA Rel-8
Feature or Study Item: PS domain and IMS impacts for supporting IMS Emergency calls (EMC1) EMC1 Rel-7
Building Block: Stage 2 modifications for VGCS improvements IVGCS Rel-7
Feature or Study Item: Voice Call Continuity between CS and IMS (incl. I-WLAN) VCC Rel-7
Feature or Study Item: Enhancements to support QoS provisioning over 3GPP/WLAN Interworking WLANQOS Rel-7
Feature or Study Item: WLAN Interworking – Private Network access from WLAN 3GPP IP Access WLANPNA Rel-7
Feature or Study Item: Unstructured Supplementary Service Data (USSD) simulation service in IMS USSI Rel-11
Feature or Study Item: Network-provided Location information for IMS (NETLOC) NWK-PL2IMS Rel-11
Work task: CT1 part of CN Stage 3 for Full Support of Multi-Operator Core Network by GERAN Full_MOCN-GERAN Rel-11
Building Block: Stage 3 for USSD simulation service in IMS USSI Rel-11
Building Block: Stage 3 of ServID ServID Rel-7
Building Block: Stage 3 of GRUU GRUU Rel-7
Building Block: Procedural aspects of NSP NSP-CR Rel-7
Building Block: Stage 3 for SMSIP SMSIP-St3 Rel-7
Feature or Study Item: GERAN support for GERAN - 3G Long Term Evolution interworking GELTE Rel-8
Feature or Study Item: AoIP (A-interface over IP) AoIP Rel-8
Feature or Study Item: 3GPP System Architecture Evolution Specification - Evolved Packet System (non RAN aspects) SAES Rel-8
Feature or Study Item: Mp (MRFC - MRFP) interface Mp Rel-7
Building Block: Rx reference point for PCC CT3 aspects PCC-Rx Rel-7
Feature or Study Item: Selective Disabling of UE Capabilities SDoUE Rel-7
Building Block: CT1 part of GERAN support for GERAN - 3G Long Term Evolution interworking GELTE Rel-8
Work task: CT1 IMS aspects to support IMS Emergency sessions EMC1 Rel-7
Work task: PCC-Rx CT1 aspects PCC-Rx-Gx-c1 Rel-7
Feature or Study Item: Interoperability between VGCS/VBS and A/Gb flexibility VGCSFlex Rel-7
Feature or Study Item: Enhancements of VGCS for public authority officials EVGCS Rel-7
Building Block: Stage 3 CN aspects of ACBOP ACBOP Rel-7
Building Block: Stage 3 for CSICS CN aspects CSICS Rel-7
Building Block: Architecture and protocol aspects EVGCS Rel-7
Building Block: Protocol aspects IVGCS Rel-7
Building Block: WLAN-PNA - Stage 3 WLANPNA-st3 Rel-7
Work task: CT1 aspects of EVGCS EVGCS Rel-7
Work task: CT1 aspects of IVGCS IVGCS Rel-7
Work task: CT1 aspets for WLAN-PNA WLANPNA-st3 Rel-7
Feature or Study Item: IMS Support of Conferencing IMSconf Rel-7
Building Block: TISPAN Rel 1 related aspects FBI-TIS1 Rel-7
Building Block: PacketCable Related aspects FBI-PCBL Rel-7
Building Block: Stage 3 of SDoUE SDoUE Rel-7
Building Block: Stage 3 of MTSI MTSI Rel-7
Feature or Study Item: Multimedia Telephony Service for IMS MTSI Rel-7
Feature or Study Item: CSI Terminating Session handling CSItermS Rel-7
Feature or Study Item: Routeing of MT-SMS via the HPLMN SMSviaH Rel-7
Building Block: Stage 3 CT1 on support of QoS over 3GPP/WLAN Interworking WLANQOS Rel-7
Building Block: Deleted - CT1 aspects of Local Call Local Switch LCLS-CN Rel-10
Feature or Study Item: Multi Access PDN Connectivity MAPCON Rel-10
Feature or Study Item: Network Improvements for Machine-Type Communications NIMTC Rel-10
Feature or Study Item: Security enhancements SEC7 Rel-7
Building Block: HTTPS connection between a UICC and a NAF SEC7-HSUN Rel-7
Feature or Study Item: Identification of Communication Services in IMS ServID Rel-7
Building Block: CAT Service in 3GPP CS domain CAT-3G_CS Rel-8
Building Block: CSG and Idle Mode Mobility for LTE Home eNodeB HomeNB-LTE Rel-8
Building Block: CSG and Idle Mode Mobility for 3G Home NodeB HomeNB-3G Rel-8
Work task: CT1 part of CAT Service in 3GPP CS domain CAT-3G_CS Rel-8
Work task: Stage 3 for Mobility management based on MIP v4 SAES-SA-FP_n3GPP Rel-8
Work task: Stage 3 CIMS_3GPP2 (CT1) REDOC_3GPP2 Rel-8
Building Block: IMS CAT Supplementary Service CAT-SS Rel-8
Work task: Stage 3 FA FA Rel-8
Building Block: CT1 part of IMS Signalling Activated Trace ISAT Rel-14
Building Block: Stage 3 for MBMS_Mcservices MBMS_Mcservices Rel-15
Building Block: CT1 aspects of bSRVCC_MT bSRVCC_MT Rel-15
Feature or Study Item: Enhancements to Call spoofing functionality eSPECTRE Rel-15
Building Block: CT1 aspects of eSPECTRE eSPECTRE Rel-15
Work task: CT1 aspects of MONASTERY MONASTERY Rel-15
Work task: CT1 aspects of INOBEAR INOBEAR-CT Rel-15
Building Block: CT1 aspects of PV_VBC PC_VBC Rel-15
Feature or Study Item: Protocol enhancements for Mission Critical Services MCProtoc15 Rel-15
Building Block: Stage 3 of enhMCPTT enhMCPTT-CT Rel-15
Building Block: Stage 3 of eMCData eMCData-CT Rel-15
Work task: CT1 aspects of eMCVideo eMCVideo-CT Rel-15
Work task: CT1 aspects of IMSo5G 5GS_Ph1-IMSo5G Rel-15
Work task: CT1 aspects of EDCE5 EDCE5-CT Rel-15
Work task: Study on 5G Network selection 5GS_Ph1-CT Rel-15
Work task: Study on 5G Mobility management 5GS_Ph1-CT Rel-15
Work task: Study on 5G Session management 5GS_Ph1-CT Rel-15
Work task: Study on 5G Non-3GPP access networks 5GS_Ph1-CT Rel-15
Work task: Study on 5G Interworking with EPC 5GS_Ph1-CT Rel-15
Work task: Study on 5G System core network impact on services, network functions and capabilities 5GS_Ph1-CT Rel-15
Work task: Study on 5G Network slicing 5GS_Ph1-CT Rel-15
Work task: CT1 aspects of 5G System - Phase 1 (normative work) 5GS_Ph1-CT Rel-15
Work task: 5G Network selection 5GS_Ph1-CT Rel-15
Work task: 5G Mobility management 5GS_Ph1-CT Rel-15
Work task: 5G Session management 5GS_Ph1-CT Rel-15
Work task: 5G Non-3GPP access networks 5GS_Ph1-CT Rel-15
Work task: 5G Interworking with EPC 5GS_Ph1-CT Rel-15
Work task: 5G System core network impact on services, network functions and capabilities 5GS_Ph1-CT Rel-15
Work task: 5G Network slicing 5GS_Ph1-CT Rel-15
Feature or Study Item: AT Commands for CIoT-Ext AT_CIoT-Ext Rel-15
Work task: CT1 aspects of FS_PC_VBC FS_PC_VBC Rel-15
Work task: Stopped - CT1 aspects of LTE_LIGHT_CON LTE_LIGHT_CON-CT Rel-15
Building Block: CT1 aspects of IMS Stage-3 IETF Protocol Alignment IMSProtoc9 Rel-15
Work task: CT1 aspects of eCNAM eCNAM-CT Rel-15
Feature or Study Item: Stage-3 SAE Protocol Development - Phase 6 SAES6 Rel-15
Building Block: SAES6 CS Fallback in EPS SAES6-CSFB Rel-15
Building Block: SAES6 for support for non-3GPP accesses SAES6-non3GPP Rel-15
Building Block: SAE Protocol Development (Stage 3) - Phase 6 SAES6 Rel-15
Work task: CT1 aspects of VoWLAN VoWLAN-CT Rel-15
Work task: CT1 aspects of ProSe_WLAN_DD ProSe_WLAN_DD_Stage3 Rel-15
Work task: CT1 aspects of PS Data Off Phase 2 PS_DATA_OFF2-CT Rel-15
Building Block: C1 aspects of 5GS_OTAF 5GS_OTAF Rel-16
Work task: CT1 aspects of IABARC IABARC Rel-16
Work task: CT1 aspects of Multi-device and multi-identity MuD Rel-16
Work task: CT1 aspects of ePWS ePWS Rel-16
Work task: Study on stages 2 and 3 of enhancements of ePWS ePWS Rel-16
Feature or Study Item: Protocol enhancements for Mission Critical Services MCProtoc16 Rel-16
Work task: CT1 aspects of 5WWC 5WWC Rel-16
Feature or Study Item: Stage-3 5GS NAS protocol development 5GProtoc16 Rel-16
Feature or Study Item: Stage-3 SAE Protocol Development for Rel16 SAES16 Rel-16
Building Block: Stage-3 SAE Protocol Development for Rel16 general aspects SAES16 Rel-16
Building Block: Stage-3 SAE Protocol Development for Rel16 for CS Fallback in EPS SAES16-CSFB Rel-16
Building Block: Stage-3 SAE Protocol Development Rel16 for support for non-3GPP accesses SAES16-non3GPP Rel-16
Building Block: Stage-3 5GS NAS protocol development general aspects 5GProtoc16 Rel-16
Building Block: Stage-3 5GS NAS protocol development for support for non-3GPP accesses 5GProtoc16-non3GPP Rel-16
Feature or Study Item: IMS Stage-3 IETF Protocol Alignment IMSProtoc16 Rel-16
Feature or Study Item: Signalling Improvements for Network Efficiency in 5GS SINE_5G Rel-16
Building Block: CT aspects of eMCData2 eMCData2 Rel-16
Feature or Study Item: Withdrawal of TS 24.323 from Rel-11, Rel-12, Rel-13 ISAT-MO-WITHDRAW Rel-16
Work task: CT1 aspects of Vertical_LAN Vertical_LAN Rel-16
Work task: CT1 aspects of 5G_CIoT 5G_CIoT Rel-16
Work task: CT1 aspects of 5G_eLCS 5G_eLCS Rel-16
Work task: CT1 aspects of eNS eNS Rel-16
Work task: CT1 aspects of ATSSS ATSSS Rel-16
Work task: CT1 aspects of PARLOS PARLOS Rel-16
Work task: CT1 Aspects of E2E_DELAY E2E_DELAY Rel-16
Building Block: CT aspects of enh2MCPTT enh2MCPTT-CT Rel-16
Feature or Study Item: Video enhancement of IMS CAT/CRS/announcement services eIMSVideo Rel-16
Work task: CT1 Aspects of 5G_URLLC 5G_URLLC Rel-16
Building Block: CT1 aspects of IMSProtoc16 IMSProtoc16 Rel-16
Feature or Study Item: Stage 3 for MC Communication Interworking with Land Mobile Radio Systems MCCI_CT Rel-16
Work task: CT1 aspects of RACS RACS Rel-16
Work task: CT1 aspect of 5G_SRVCC 5G_SRVCC Rel-16
Work task: Stopped - CT1 aspects of VBCLTE VBCLTE Rel-16
Work task: CT1 aspects of xBDT xBDT Rel-16
Work task: CT1 aspects of MONASTERY2 MONASTERY2 Rel-16
Work task: CT1 aspects of V2XAPP V2XAPP Rel-16
Work task: CT1 aspects of eV2XARC eV2XARC Rel-16
Work task: CT1 aspects of SEAL SEAL Rel-16
Work task: CT1 aspects of eIMS5G_SBA eIMS5G_SBA Rel-16
Work task: CT1 aspects of RDSSI RDSSI Rel-17
Building Block: CT1 aspects of enhancement of RAN Slicing for NR NRslice Rel-17
Building Block: Stage 3 of MuDE MuDe Rel-17
Feature or Study Item: Stage-3 5GS NAS protocol development 17 5GProtoc17 Rel-17
Feature or Study Item: Protocol enhancements for Mission Critical Services MCProtoc17 Rel-17
Feature or Study Item: Stage-3 SAE Protocol Development SAES17 Rel-17
Building Block: Stage 3 (CT1) of eCPSOR_CON eCPSOR_CON Rel-17
Building Block: CT1 aspects of IMS Stage-3 IETF Protocol Alignment IMSProtoc17 Rel-17
Building Block: CT1 aspects of FS_eIMS5G2 FS_eIMS5G2 Rel-17
Feature or Study Item: Mission Critical system migration and interconnection MCSMI_CT Rel-17
Feature or Study Item: Modifying PASSporT signing and verification for Spoofed calls SPECTRE_Ph3 Rel-17
Building Block: CT aspects of AKMA_TLS AKMA_TLS Rel-17
Building Block: CT1 aspects of NSWO NSWO_5G Rel-17
Building Block: CT1 aspects of 5MBS 5MBS Rel-17
Work task: CT1 aspects of TEI17_SE_RPS TEI17_SE_RPS Rel-17
Work task: CT1 aspects for enabling MSGin5G Service 5GMARCH Rel-17
Building Block: CT1 aspects of ING_5GS ING_5GS Rel-17
Work task: CT1 aspects of MINT MINT Rel-17
Work task: CT1 aspects of TEI17_N3SLICE TEI17_N3SLICE Rel-17
Building Block: CT1 aspects of NB-IoT/eMTC Non-Terrestrial Networks in EPS IoT_SAT_ARCH_EPS Rel-17
Feature or Study Item: Multi-device enhancements for device transfers MuDTran Rel-17
Building Block: CT1 aspects of NR_redcap ARCH_NR_REDCAP Rel-17
Work task: Stage 3 for TEI17_IMSGID TEI17_IMSGID Rel-17
Building Block: Stage 3 CT1 for eCryptPr eCryptPr Rel-17
Work task: CT1 aspects for EDGEAPP EDGEAPP Rel-17
Building Block: Stage 3 aspects of enh3MCPTT enh3MCPTT-CT Rel-17
Building Block: CT1 Aspects of Application Layer Support for Uncrewed Aerial Systems (UAS) UASAPP Rel-17
Building Block: CT1 aspects of eV2XARC_Ph2 eV2XARC_Ph2 Rel-17
Building Block: CT1 aspects of eSEAL eSEAL Rel-17
Building Block: CT1 aspects of MCOver5GS MCOver5GS Rel-17
Building Block: CT1 aspects of NBI17 NBI17 Rel-17
Building Block: CT1 aspects of SMS_SBI SMS_SBI Rel-17
Work task: CT1 aspects of AKMA AKMA-CT Rel-17
Building Block: CT aspects of eMCData3 eMCData3 Rel-17
Work task: CT1 aspects of eNS_Ph2 eNS_Ph2 Rel-17
Work task: CT1 aspects of 5G eEDGE eEDGE_5GC Rel-17
Work task: CT1 aspects of 5G_eLCS_ph2 5G_eLCS_ph2 Rel-17
Work task: CT1 aspects of ATSSS_Ph2 ATSSS_Ph2 Rel-17
Work task: CT1 aspects of support of enhanced Industrial IoT IIoT Rel-17
Work task: CT1 aspects of Enabling Multi-USIM Devices MUSIM Rel-17
Work task: CT1 aspects of eNPN eNPN Rel-17
Work task: CT1 aspects for ID_UAS ID_UAS Rel-17
Work task: CT1 aspects of 5G_ProSe 5G_ProSe Rel-17
Work task: CT1 aspects of eV2XAPP eV2XAPP Rel-17
Work task: CT1 aspects on TEI17_SAPES TEI17_SAPES Rel-17
Feature or Study Item: CT aspects of Enhanced Mission Critical Communication Interworking with Land Mobile Radio Systems eMCCI_CT Rel-17
Building Block: CT aspects of enh3MCPTT enh3MCPTT-CT Rel-17
Work task: CT1 aspects of 5GC architecture for satellite networks 5GSAT_ARCH-CT Rel-17
Building Block: CT aspects of eMONASTERY2 eMONASTERY2 Rel-17
Building Block: Stage-3 5GS NAS protocol development 17 general aspects 5GProtoc17 Rel-17
Building Block: Stage-3 5GS NAS protocol development 17 non-IETF aspects 5GProtoc17-non3GPP Rel-17
Building Block: Stage-3 SAE Protocol Development general aspects SAES17 Rel-17
Building Block: Stage-3 SAE Protocol Development CSFB aspects SAES17-CSFB Rel-17
Building Block: Stage-3 SAE Protocol Development non 3GPP aspects SAES17-non3GPP Rel-17
Work task: CT1 aspects of MPS2 MPS2 Rel-17
Building Block: Stage 3 of eMONASTERY2 eMONASTERY2 Rel-17
Building Block: CT1 aspects of PAP/CHAP protocols usage in 5GS PAP_CHAP Rel-17
Building Block: Study on the CT aspects of Support for Minimization of service Interruption FS_MINT-CT Rel-17
Building Block: CT aspects of RDSSI RDSSI Rel-17
Building Block: CT1 aspects of Mission Critical ad hoc group Communications MC_AHGC Rel-18
Building Block: CT aspects of 5GSAT_Ph2 5GSAT_Ph2 Rel-18
Building Block: CT aspects of PINAPP PINAPP Rel-18
Building Block: CT aspects of UAS Ph2 UAS_Ph2 Rel-18
Building Block: CT aspects of Ranging_SL Ranging_SL Rel-18
Building Block: CT aspects of 5GFLS 5GFLS Rel-18
Building Block: CT1 aspects of GMEC GMEC Rel-18
Building Block: CT aspects of Network Slicing Phase 3 eNS_Ph3 Rel-18
Building Block: CT aspects of NG_RTC NG_RTC Rel-18
Building Block: CT aspects of ATSSS_Ph3 ATSSS_Ph3 Rel-18
Building Block: CT aspects of ADAES ADAES Rel-18
Building Block: CT aspects of 5GMARCH_Ph2 5GMARCH_Ph2 Rel-18
Building Block: CT aspects of VMR VMR Rel-18
Building Block: CT aspects of enh4MCPTT enh4MCPTT Rel-18
Building Block: CT1 aspects of MPS_WLAN MPS_WLAN Rel-18
Building Block: CT1 aspects of MBS support for V2X services TEI18_MBS4V2X Rel-18
Building Block: Stopped – CT1 aspects of Slice-based PLMN Selection PLMNsel_NS Rel-18
Building Block: CT1 aspects of NSCALE NSCALE Rel-18
Building Block: CT1 aspects of Mission Critical Services over 5MBS MCOver5MBS Rel-18
Building Block: CT1 aspects of Mission Critical Services over 5GProSe MCOver5GProSe Rel-18
Building Block: CT1 aspects of NBI18 NBI18 Rel-18
Building Block: Stage-3 5GS NAS protocol development 18 non 3GPP aspects 5GProtoc18-non3GPP Rel-18
Building Block: Stage-3 SAE Protocol Development CSFB SAES18-CSFB Rel-18
Building Block: Stage-3 SAE Protocol Development non 3GPP SAES18-non3GPP Rel-18
Building Block: CT1 aspects of IMSProtoc18 IMSProtoc18 Rel-18
Building Block: Stage-3 5GS NAS protocol development 18 general aspects 5GProtoc18 Rel-18
Building Block: Stage-3 SAE Protocol Development general SAES18 Rel-18
Feature or Study Item: MPS for Supplementary Services MPSSupServ Rel-18
Building Block: CT1 aspects of MCGWUE MCGWUE Rel-18
Building Block: CT1 aspects of UAS Ph2 UAS_Ph2 Rel-18
Building Block: CT1 aspects of VMR VMR Rel-18
Building Block: CT1 aspects of Ranging_SL Ranging_SL Rel-18
Building Block: CT1 aspects of Network Slicing Phase 3 eNS_Ph3 Rel-18
Building Block: CT1 aspects of 5GFLS 5GFLS Rel-18
Building Block: CT1 aspects of PINAPP PINAPP Rel-18
Building Block: CT1 aspects of PIN PIN Rel-18
Building Block: CT1 aspects of 5GMARCH_Ph2 5GMARCH_Ph2 Rel-18
Building Block: CT1 aspects of ADAES ADAES Rel-18
Building Block: CT1 aspects of ATSSS_Ph3 ATSSS_Ph3 Rel-18
Building Block: CT1 aspects of UEConfig5MBS UEConfig5MBS Rel-18
Building Block: CT1 aspects of NG_RTC NG_RTC Rel-18
Building Block: CT1 aspects of 5GSAT_Ph2 5GSAT_Ph2 Rel-18
Building Block: CT1 aspects for 5MBS_Ph2 5MBS_Ph2 Rel-18
Building Block: CT1 aspects of SENSE SENSE Rel-18
Building Block: Mission critical system migration and interconnection enhancements eMCSMI_IRail Rel-18
Building Block: CT aspects of UASAPP_Ph2 UASAPP_Ph2 Rel-18
Building Block: CT aspects of V2XAPP_Ph3 V2XAPP_Ph3 Rel-18
Building Block: CT aspects of SEALDD SEALDD Rel-18
Building Block: CT aspects of 5G_ProSe_Ph2 5G_ProSe_Ph2 Rel-18
Building Block: CT aspects of TEI18_SDNAEPC TEI18_SDNAEPC Rel-18
Building Block: CT aspects of SEAL_Ph3 SEAL_Ph3 Rel-18
Building Block: CT aspects of Seamless UE context recovery SUECR Rel-18
Building Block: CT aspects of 5WWC_Ph2 5WWC_Ph2 Rel-18
Building Block: CT1 aspects of UASAPP_Ph2 UASAPP_Ph2 Rel-18
Building Block: CT1 aspects of 5G_eLCS_Ph3 5G_eLCS_Ph3 Rel-18
Building Block: CT1 aspects of 5G_ProSe_Ph2 5G_ProSe_Ph2 Rel-18
Building Block: CT1 aspects of SEAL_Ph3 SEAL_Ph3 Rel-18
Building Block: CT1 aspects of SEALDD SEALDD Rel-18
Building Block: CT1 aspects of NR_REDCAP_Ph2 NR_REDCAP_Ph2 Rel-18
Building Block: CT1 aspects of eMCSMI_IRail eMCSMI_IRail Rel-18
Building Block: CT1 aspects of V2XAPP_Ph3 V2XAPP_Ph3 Rel-18
Building Block: CT1 aspects of EDGEAPP_Ph2 EDGEAPP_Ph2 Rel-18
Building Block: CT1 aspects of eNPN_Ph2 eNPN_Ph2 Rel-18
Building Block: CT1 aspects of eUEPO eUEPO Rel-18
Building Block: CT1 aspects of 5WWC_Ph2 5WWC_Ph2 Rel-18
Building Block: CT1 aspects of Seamless UE context recovery SUECR Rel-18
Building Block: CT1 aspects of Detnet DetNet Rel-18
Building Block: CT1 aspects of TEI18_IPv6PD TEI18_IPv6PD Rel-18
Building Block: CT1 aspects of TEI18_SDNAEPC TEI18_SDNAEPC Rel-18
Building Block: CT1 aspects of TRS_URLLC TRS_URLLC Rel-18
Building Block: CT1 aspects of MCProtoc18 MCProtoc18 Rel-18

page generated from database: 2024-03-11 08:03:15