TS 23.228

SA1,SA2 part of Maintenance of TISPAN release 1 common IMS

Rel-4 Emergency call enhancements

IETF: RFC 3267 (AMR and AMR WB RTP and SDP)

IETF: RFC 3265 (specific event notification)

IETF: RFC 3313 (SIP extensions for media authorization)

IETF: RFC 3323 (SIP extensions for caller identity and privacy)

IETF: RFC 3312 (Without COMET)(Integration of resource management and SIP)

IETF: RFC 3262 (Reliability of provisional responses)

IETF: RFC 3261 (Session Initiation Protocol)

Main IETF dependencies

Impact on HSS

Architectural issues

Addressing

IETF: RFC editor Queue (Various 3GPP Private Extensions)

IETF: RFC 3324 (Network Asserted Identity)

IETF: RFC 3311 (The Update method)

IETF: RFC 3266 (IPv6 support within SDP)

IETF: RFC editor Queue (DHCP options for SIP servers)

IETF: RFC editor Queue (refer method)

End to End QoS for PS Domain including IMS

Stage 2 (Architecture and Main flows)

Provisioning of IP-based multimedia services

Access Security for IMS

Call control and roaming to support IMS in UMTS

(Small) Technical Enhancements and Improvements for Rel-5

Rel-5 Terminal interfaces

Stage 2 for IMS Messaging

Stage 2 for IMS Group Management

Stage 2 for add SIP cap (e.g. forking)

Stage 2 for IMS Conferencing

Generic User Profile Rel-6

IMS Phase 2

Interoperability and Commonality between IMS using different IP-connectivity Networks

3GPP Enablers for services like Push to Talk over Cellular (PoC)

QoS Improvements

(Small) Technical Enhancements and Improvements for Rel-6

Deleted - Study on Terminating Session handling

CSI Terminating Session handling

PS domain and IMS impacts for supporting IMS Emergency calls (EMC1)

Emergency Call Enhancements for IP& PS Based Calls stage 3

Stage 2 Specification Phase - IMS-level

Study on Stage 2 for IMS-level solution

Stage 1,2 of FBI for PacketCable

Stage 2 of CStermS

Evolution of policy control and flow based bearer level charging

System enhancements for Fixed Broadband access to IMS

PacketCable Related aspects

Supporting Globally Routable User Agent URIs in IMS

Stage 1,2 of GRUU

Deleted - PS domain and IMS support for IMS Emergency sessions

Deleted - Study on IMS enhancements and optimizations for real time communication.

Deleted - IMS Local services

Mp (MRFC - MRFP) interface

Evolution of Policy Control and Charging

Deleted - Covered by SI - Personal Network (PN) and Personal Area Network (PAN)

Support of SMS over generic 3GPP IP access

Stage 1,2 of ServID

Identification of Communication Services in IMS

(Small) Technical Enhancements and Improvements for Rel-7

Voice Call Continuity between CS and IMS (incl. I-WLAN)

Stage 2 CIMS_3GPP2

3GPP2 Input to Common IMS

Deleted - never approved- FBI Phase 2

Study on 3GPP System Architecture Evolution

IMS Centralized Service control

Stage 2 for ICS Requirement and Architecture

IMS Service Continuity

Documentation of TISPAN NGN R1 and R2 in 3GPP SA2

SA2 aspects of IMS_Corp

IMS System enhancements for corporate network access

Stage 2 for IMS_NNI

System enhancements for interconnection interfaces between two IMSs

Architecture aspects of PktCbl-Deploy

Architecture aspects of PktCbl-Interwork

IMS Inter-working aspects in Support of Cable Regulatory requirements

Deleted - Issues for CT4 TR 29.803

Issues for CT1 TR 24.801

CT6 aspects of SAE

3GPP System Architecture Evolution Specification - Evolved Packet System (non RAN aspects)

Issues for CT3 TR 29.804

CS Fallback in EPS

System enhancements for the use of IMS services in local breakout

Deleted - SA aspects of System Architecture Evolution

Stage 2 GPRS for EPC (23.060, etc.)

Stage 3 security aspects for MIPv4 Access

SAE impacts on IMS

Deleted - Stage 2 of architecture for the 3GPP System Architecture Evolution

(Small) Technical Enhancements and Improvements for Rel-8

Conferencing enhancements for Mp interface

Stage 2 for IMS Emergency Calls over GPRS and EPS

Support for IMS Emergency Calls over GPRS and EPS

(Small) Technical Enhancements and Improvements for Rel-9

Stage 2 for Enabling Coder Selection and Rate Adaptation for UTRAN and E-UTRAN for Load Adaptive Applications

Study on System enhancements for the use of IMS services in Local BreakOut and Optimal Routing of Media

IMS Stage 3 IETF Protocol Alignment - phase 4

Stage 2 for Optimal Media Routing

Optimal Media Routing

(Small) Technical Enhancements and Improvements for Rel-10

Enhancements for Multimedia Priority Service

Stage 2 on eMPS for IMS Aspects

Stage 2 on eMPS for EPS Bearer Service

Stage 2 on eMPS for CSFB

Study on IMS Evolution

Stage 2 for IMS Overload Control

Stage 2 for Advanced IP Interconnection of Services

Advanced IP Interconnection of Services

Stage 2 for Network-provided Location information for IMS

Stage 2 for Roaming Architecture for Voice over IMS with Local Breakout

(Small) Technical Enhancements and Improvements for Rel-11

IMS Business Trunking for IP-PBX in Static Mode of Operation

Stage 2 for IMS Business Trunking for IP-PBX in Static Mode of Operation

Deleted - IMS Registration Control

Deleted - Stage 2 for IMS Registration Control

Stage 2 for Web Real Time Communication access to IMS

Network-provided Location information for IMS Trusted WLAN Access Network (TWAN) case

Stage 2 for Network-provided Location information for IMS Trusted WLAN Access Network (TWAN) case

(Small) Technical Enhancements and Improvements for Rel-12

Double Resource Reuse for Multiple Media Sessions

Stage 2 for Double Resource Reuse for Multiple Media Sessions

(Small) Technical Enhancements and Improvements for Rel-13

Stage 2 for Enhancements to Proximity-based Services - Extensions

Stage 2 for Enhancements to WEBRTC interoperability

voice over E-UTRAN Paging Policy Differentiation

Stage 2 for voice over E-UTRAN Paging Policy Differentiation

Study on Stage 2 of PS Data off function

(Small) Technical Enhancements and Improvements for Rel-14

S8 Home Routing Architecture for VoLTE

5G System - Phase 1

Study on Enhanced IMS to 5GC Integration

Lawful Interception Rel-16

(Small) Technical Enhancements and Improvements for Rel-16

Enablers for Network Automation for 5G

Multimedia Priority Service (MPS) Phase 2

Support for Multi-USIM Devices

(Small) Technical Enhancements and Improvements for Rel-17

Enhanced support of Non-Public Networks

System architecture for Next Generation Real time Communication services

Security support for Next Generation Real Time Communication services

(Small) Technical Enhancements and Improvements for Rel-18

(stage 2 of eNA_Ph3) Enablers for Network Automation for 5G phase 3

Integration of satellite components in the 5G architecture Phase 3

CT aspects of integration of satellite components in the 5G architecture Phase 3

Avatar Communications in AR Calls

MPS for Messaging services

Stage 2 of System architecture for Next Generation Real time Communication services Phase 2

System architecture for Next Generation Real time Communication services Phase 2

(Small) Technical Enhancements and Improvements for Rel-19

Stage 2 of Integration of satellite components in the 5G architecture Phase 4

Study on Avatar communication Phase 2

System architecture for next generation real time communication services - Phase 3

End-to-end QoS for PS Domain including IMS

End-to-end UMTS Quality of Service management

(Small) Technical Enhancements and Improvements for R99