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TR 23.893SA2
Feasibility Study on
Multimedia Session Continuity

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V8.0.0 (Wzip)  2008/06  62 p.

Rapporteur:  Mr. Song, Jae seung

This study intends to investigate the general problem of IMS-level multimedia session continuity, including potential enhancements to IMS specifications that can improve the multimedia session continuity experience.

full Table of Contents for  TR 23.893  Word version:   8.0.0

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1  ScopeWord-p. 6
2  References
3  Definitions and abbreviationsWord-p. 7
4  Architectural Requirements and Assumptions
5  Multimedia Session Continuity Scenarios
6  ArchitectureWord-p. 16
6.1  General Principles and Description
6.2  MMSC Architecture Reference Model
6.3  Session Anchoring
6.4  Session TransferWord-p. 19
6.5  Information flowsWord-p. 21
6.5.1  MMSC Origination and Termination
6.5.2  Information flow for providing PS-PS session continuityWord-p. 25
6.5.3  Information flows for PS-PS session continuity in conjunction with PS-CS session continuity
6.5.4  Information flow for PS-CS session continuityWord-p. 35
6.5.5  Information flow for providing UE TransferWord-p. 36
6.6  Network-initiated Multimedia Session TransferWord-p. 51
7  Impacts and Enhancements to the IM CN subsystemWord-p. 53
8  Coexistence and/or potential interactions with underlying mobility solutionsWord-p. 54
9  ConclusionWord-p. 59
A  Change historyWord-p. 62

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