Content for TS 23.205 Word version: 18.0.0
8.3 GSM to UMTS
8.3.1 Intra-MSC GSM to UMTS Handover
8.3.2 Basic Inter-MSC GSM to UMTS Handover
8.3.3 Subsequent Inter-MSC GSM to UMTS Handover back to the Anchor MSC
8.3.4 Subsequent Inter-MSC GSM to UMTS Handover to a third MSC
8.3.5 GSM to UMTS Handover with Iu on IP
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8.3 GSM to UMTS p. 95
8.3.1 Intra-MSC GSM to UMTS Handover p. 96
8.3.1.1 Handover Required |R5| p. 96
8.3.1.2 Handover Command/Relocation Detect |R5| p. 96
8.3.1.3 Relocation Complete |R5| p. 96
8.3.1.4 Interworking function |R5| p. 96
8.3.1.5 Codec handling |R5| p. 96
8.3.1.6 Voice Processing function |R5| p. 96
8.3.1.7 Failure Handling in MSC server |R5| p. 96
8.3.1.8 Example |R5| p. 96
8.3.2 Basic Inter-MSC GSM to UMTS Handover p. 98
8.3.2.1 MSC-A p. 99
8.3.2.1.1 Handover Required |R5| p. 99
8.3.2.1.2 Bearer establishment between MGW-A and MGW-B |R5| p. 99
8.3.2.1.3 Handover Command/Handover Detect |R5| p. 99
8.3.2.1.4 Handover Complete |R5| p. 99
8.3.2.1.5 Interworking function |R5| p. 99
8.3.2.1.6 Codec handling |R5| p. 99
8.3.2.1.7 Voice Processing function |R5| p. 99
8.3.2.1.8 Failure Handling in MSC server |R5| p. 100
8.3.2.2 MSC-B p. 100
8.3.2.2.1 MGW selection |R5| p. 100
8.3.2.2.2 Bearer establishment towards RNC-B |R5| p. 100
8.3.2.2.3 Bearer establishment between MGW-A and MGW-B |R5| p. 100
8.3.2.2.4 Codec handling |R5| p. 100
8.3.2.2.5 Voice Processing function |R5| p. 100
8.3.2.2.6 Failure Handling in MSC server |R5| p. 100
8.3.2.2.7 Example |R5| p. 101
8.3.3 Subsequent Inter-MSC GSM to UMTS Handover back to the Anchor MSC p. 103
8.3.3.1 MSC-A p. 103
8.3.3.1.1 Handover Request |R5| p. 103
8.3.3.1.2 Handover Command/Relocation Detect |R5| p. 104
8.3.3.1.3 Relocation Complete |R5| p. 104
8.3.3.1.4 Interworking function |R5| p. 104
8.3.3.1.5 Codec handling |R5| p. 104
8.3.3.1.6 Voice Processing function |R5| p. 104
8.3.3.1.7 Failure Handling in MSC server |R5| p. 104
8.3.3.2 MSC-B / MGW-B p. 104
8.3.4 Subsequent Inter-MSC GSM to UMTS Handover to a third MSC p. 107
8.3.5 GSM to UMTS Handover with Iu on IP |R5| p. 108
