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TS 23.221SA2
Architectural Requirements

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Rapporteur:  Dr. Daniel, ElizabethAlcatel-Lucent Telecom Ltd

This document covers the architectural requirements for 3GPP systems based on UTRAN, E-UTRAN and Iu mode GERAN. In particular it details the high level requirements for the Circuit Switched (CS) Domain and the stage 2 procedures that span more than one domain/subsystem.

full Table of Contents for  TS 23.221  Word version:   16.2.0

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1  ScopeWord-p. 7
2  References
3  Definitions, symbols and abbreviationsWord-p. 8
4  3GPP system domains and subsystemsWord-p. 10
5  IP addressingWord-p. 13
6  Mobility management
6.1  Introduction
6.2  Location management and mobility management concept overview
6.3  Description of the location management and mobility management concept - area conceptsWord-p. 22
6.4  Relationship between MM and SM states for an UE
6.5  Requirement in case of temporarily loss of coverage of packet UEUp
6.6  MM functionality in different UE service states
6.7  The RRC state machineWord-p. 27
6.8  Relationship between CS and PS service states and RRC state for an UEWord-p. 28
6.9  Service registration and location updateWord-p. 29
6.10  Paging initiated by CN
6.11  Signalling connection establishmentUp
6.11a  CS Domain Signalling Requirements (in particular relating to handover)Word-p. 31
6.12  Relations between SRNS relocation and location registration
6.13  Requirements on identifiers for UMTS and GSMWord-p. 32
6.14  Use of MM system informationWord-p. 33
6.15  Signalling procedures
6.16  RAN coordination
7  Call controlWord-p. 36
8  Support of IM CN Subsystem services [R5]
9  Efficient use of radio resource [R5]
A  Guidance for CSFB and IMS enabled UE implementations in E-UTRAN [R8]Word-p. 46
B  Guidance related to IPv4 address usage [R11]Word-p. 51
C  Change historyWord-p. 53

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