Content for TR 38.832 Word version: 17.0.0
5 Study mechanisms to enable UE fast access to the cell supporting the intended slice
6 Study necessity and mechanisms to support service continuity
7 Conclusion
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5 Study mechanisms to enable UE fast access to the cell supporting the intended slice p. 7
5.1 Slice based cell (re)selection under network control p. 7
5.2 Slice based RACH configuration p. 10
5.2.1 Scenario and issue description p. 10
5.2.2 Solutions p. 10
6 Study necessity and mechanisms to support service continuity p. 11
6.1 Scenario and issue description p. 11
6.2 Solutions p. 13
6.2.1 Re-mapping decision in NG-RAN node p. 14
6.2.1.1 Slice Re-mapping policy generation p. 14
6.2.1.1.1 Slice Re-mapping policy configured by OAM p. 14
6.2.1.1.2 Slice Re-mapping policy configured by CN (during NG setup) p. 14
6.2.1.1.3 Slice Re-mapping policy configured by CN (during PDU session setup) p. 14
6.2.1.2 Slice Re-mapping Message Sequence Charts p. 15
6.2.1.2.1 Slice Re-mapping for mobility case p. 15
6.2.1.2.1.1 Slice Remapping decision in target gNB at Xn based handover p. 15
6.2.1.2.1.2 Slice Remapping decision in target gNB at NG based handover p. 16
6.2.1.2.1.3 Slice Remapping decision in 5GC and target gNB at NG based handover p. 16
6.2.1.2.1.4 5GC Solution based on SSC-mode 3 p. 17
6.2.1.2.2 Slice Remapping for non-mobility case p. 18
6.2.2 Partially slice re-mapping in NG-RAN p. 20
6.2.3 Resource management in NG-RAN node p. 20
6.2.3.1 Configuration Based Solution p. 20
6.2.3.2 Slice resource re-partitioning p. 21
6.2.3.3 Multi-carrier radio resource sharing p. 21
6.2.4 Slice Remapping decision in 5GC p. 22
6.3 Solution evaluation p. 23
7 Conclusion p. 29
7.1 Conclusions on slice based cell reselection, cell selection and RACH configuration p. 29
7.2 Conclusion on service continuity p. 29
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