Content for TS 37.473 Word version: 18.0.0
8 W1AP procedures
8.1 List of W1AP Elementary procedures
8.2 Interface Management procedures
8.3 UE Context Management procedures
8.4 RRC Message Transfer procedures
8.5 Warning Message Transmission Procedures
8.6 Paging procedures
8 W1AP procedures p. 14
8.1 List of W1AP Elementary procedures p. 14
8.2 Interface Management procedures p. 15
8.2.1 Reset p. 15
8.2.1.1 General p. 15
8.2.1.2 Successful Operation p. 15
8.2.1.2.1 Reset Procedure Initiated from the ng-eNB-CU p. 15
8.2.1.2.2 Reset Procedure Initiated from the ng-eNB-DU p. 16
8.2.1.3 Abnormal Conditions p. 16
8.2.2 Error Indication p. 17
8.2.3 W1 Setup p. 18
8.2.3.1 General p. 18
8.2.3.2 Successful Operation p. 18
8.2.3.3 Unsuccessful Operation p. 19
8.2.3.4 Abnormal Conditions p. 19
8.2.4 ng-eNB-DU Configuration Update p. 19
8.2.4.1 General p. 19
8.2.4.2 Successful Operation p. 19
8.2.4.3 Unsuccessful Operation p. 20
8.2.4.4 Abnormal Conditions p. 20
8.2.5 ng-eNB-CU Configuration Update p. 21
8.2.5.1 General p. 21
8.2.5.2 Successful Operation p. 21
8.2.5.3 Unsuccessful Operation p. 22
8.2.5.4 Abnormal Conditions p. 22
8.2.6 ng-eNB-DU Resource Coordination p. 22
8.2.6.1 General p. 22
8.2.6.2 Successful Operation p. 22
8.2.7 ng-eNB-DU Status Indication p. 23
8.3 UE Context Management procedures p. 23
8.3.1 UE Context Setup p. 23
8.3.1.1 General p. 23
8.3.1.2 Successful Operation p. 24
8.3.1.3 Unsuccessful Operation p. 25
8.3.1.4 Abnormal Conditions p. 25
8.3.2 UE Context Release Request (ng-eNB-DU initiated) p. 25
8.3.3 UE Context Release (ng-eNB-CU initiated) p. 26
8.3.4 UE Context Modification (ng-eNB-CU initiated) p. 27
8.3.4.1 General p. 27
8.3.4.2 Successful Operation p. 27
8.3.4.3 Unsuccessful Operation p. 29
8.3.4.4 Abnormal Conditions p. 29
8.3.5 UE Context Modification Required (ng-eNB-DU initiated) p. 29
8.3.5.1 General p. 29
8.3.5.2 Successful Operation p. 29
8.3.5.3 Unsuccessful Operation p. 30
8.3.5.4 Abnormal Conditions p. 30
8.3.6 UE Inactivity Notification p. 30
8.3.7 Notify p. 31
8.4 RRC Message Transfer procedures p. 31
8.4.1 Initial UL RRC Message Transfer p. 31
8.4.2 DL RRC Message Transfer p. 32
8.4.3 UL RRC Message Transfer p. 33
8.4.4 RRC Delivery Report p. 33
8.5 Warning Message Transmission Procedures p. 33
8.5.1 Write-Replace Warning p. 33
8.5.1.1 General p. 33
8.5.1.2 Successful Operation p. 34
8.5.1.3 Unsuccessful Operation p. 34
8.5.1.4 Abnormal Conditions p. 34
8.5.2 PWS Cancel p. 35
8.5.3 PWS Restart Indication p. 36
8.5.4 PWS Failure Indication p. 36
8.6 Paging procedures p. 37
8.6.1 Paging p. 37
