Content for TR 23.704 Word version: 13.0.0
6 Summary of Identified Issues
7 Solutions
8 Conclusion
A Additional flows to Alternative Solution #4
$ Change History
6 Summary of Identified Issues p. 98
6.1 Identified Issues for CS Handover p. 98
6.2 Identified Issues for PS Handover p. 99
6.3 Void
6.4 Identified Issues for CS fallback p. 100
6.5 Summary of identified issues p. 101
6.6 Identified Issues for concurrent CS and PS Handover p. 102
6.7 Identified Issues for cell reselection p. 102
6.8 Identified Issues for redirection p. 103
6.9 Identified Issues for EUTRAN to UTRAN/GERAN mobility for SGs registered and non-SGs registered users use case p. 104
6.10 Identified Issues for PS Attach after CS mobility use case p. 105
7 Solutions p. 105
7.1 Alternative Solution #1: CS/PS coordination in the RAN based on old LAI/RAI/NRI for the operator-centric approach p. 105
7.2 Alternative Solution #2: HSS based query p. 108
7.3 Alternative Solution #3: Storing IMSI/PLMN info in RAN p. 111
7.4 Alternative Solution #4 p. 112
7.4.1 Description of Solution #4 p. 112
7.4.1.1 Introduction p. 112
7.4.1.2 General principles of the proposal p. 113
7.4.1.2.1 Attach/RAU in MOCN p. 113
7.4.1.3 PS Handover p. 115
7.4.1.4 CS Handover p. 115
7.4.1.5 Concurrent CS and PS Handover p. 116
7.4.1.6 CSFB p. 116
7.4.1.7 SRVCC p. 117
7.4.1.8 Cell reselection p. 117
7.4.2 Evaluation of Solution #4 p. 117
7.5 Alternative Solution #5 p. 118
8 Conclusion p. 122
A Additional flows to Alternative Solution #4 p. 123
$ Change History p. 130
