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Content for  TR 23.882  Word version:  8.0.0

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0…   4…   7.10…   8…

 

7.10  Key issue - IP connectivity with multiple PDNsp. 65

7.11  Key Issue - Functions in the evolved packet corep. 70

7.12  Key Issue QoS conceptsp. 72

7.13  Key Issue Network Attachmentp. 79

7.14  Key Issue Paging and C-plane establishmentp. 83

7.15  Key Issue: Intra LTE-Access-System inter MME/UPE handover in the active modep. 85

7.16  Key Issue - Network Redundancy and Load Sharingp. 90

7.17  Key Issue Network Sharingp. 91

7.18  Key Issue Intra-LTE-Access Mobility Support for Ues in LTE_ACTIVEp. 93

7.19  Key Issue - Service continuity at domain and RAT change for TS 11, TS 12, … and equivalent PS servicep. 95

7.19.1  Voice call continuity between IMS over SAE/LTE access and CS domainp. 95

7.19.1.1  Description of key issue Voice call continuity between IMS over SAE/LTE access and CS domainp. 95

7.19.1.2  General aspectsp. 96

7.19.1.3  Alternative solution A - Combinational VCCp. 96

7.19.1.4  Alternative solution Bp. 97

7.19.1.5  Alternative solution C - CreDTp. 98

7.19.1.6  Alternative solution D - "Inter-MSC Handover" solutionp. 99

7.19.1.6a  Alternative D-1 - Inter-MSC Handover with anchoring at the VCC Applicationp. 100

7.19.1.6b  Alternative D-2 - LTE-VMSC Anchor Solutionp. 109

7.19.1.7  Alternative E - IMS Anchored Voice Continuityp. 114

7.19.1.8  Alternative F - Inter-MSC Handover with IMS Centralised Servicesp. 124

7.19.1.9  Alternative D/Fp. 134

7.19.1.10  Partial Conclusions on Voice call continuity between IMS over SAE/LTE access and CS domainp. 144

7.19.1.11  Evaluation of the remaining optionsp. 145

7.19.1.12  Conclusions on Voice call continuity between IMS over SAE/LTE access and CS domain over GERAN/UTRAN accessp. 148

7.19.2  Handover of MSC controlled voice calls between SAE/LTE access and CS accessp. 148

7.20  Key Issue - SAE Identitiesp. 150

7.21  Key Issue - Network Discovery and Selectionp. 153

7.22  Key Issue - Voice service continuity between cdma2000 1xRTT Revision A and E-UTRAp. 154


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