Content for TS 37.483 Word version: 17.3.0
8 E1AP procedures p. 17
8.1 List of E1AP Elementary Procedures p. 17
In the following Tables, all EPs are divided into Class 1 and Class 2 EPs (see subclause 3.1 for explanation of the different classes):
| Elementary Procedure | Initiating Message | Successful Outcome Response message | Unsuccessful Outcome Response message |
|---|---|---|---|
| Reset | RESET | RESET ACKNOWLEDGE | |
| gNB-CU-UP E1 Setup | GNB-CU-UP E1 SETUP REQUEST | GNB-CU-UP E1 SETUP RESPONSE | GNB-CU-UP E1 SETUP FAILURE |
| gNB-CU-CP E1 Setup | GNB-CU-CP E1 SETUP REQUEST | GNB-CU-CP E1 SETUP RESPONSE | GNB-CU-CP E1 SETUP FAILURE |
| gNB-CU-UP Configuration Update | GNB-CU-UP CONFIGURATION UPDATE | GNB-CU-UP CONFIGURATION UPDATE ACKNOWLEDGE | GNB-CU-UP CONFIGURATION UPDATE FAILURE |
| gNB-CU-CP Configuration Update | GNB-CU-CP CONFIGURATION UPDATE | GNB-CU-CP CONFIGURATION UPDATE ACKNOWLEDGE | GNB-CU-CP CONFIGURATION UPDATE FAILURE |
| E1 Release | E1 RELEASE REQUEST | E1 RELEASE RESPONSE | |
| Bearer Context Setup | BEARER CONTEXT SETUP REQUEST | BEARER CONTEXT SETUP RESPONSE | BEARER CONTEXT SETUP FAILURE |
| Bearer Context Modification (gNB-CU-CP initiated) | BEARER CONTEXT MODIFICATION REQUEST | BEARER CONTEXT MODIFICATION RESPONSE | BEARER CONTEXT MODIFICATION FAILURE |
| Bearer Context Modification Required (gNB-CU-UP initiated) | BEARER CONTEXT MODIFICATION REQUIRED | BEARER CONTEXT MODIFICATION CONFIRM | |
| Bearer Context Release (gNB-CU-CP initiated) | BEARER CONTEXT RELEASE COMMAND | BEARER CONTEXT RELEASE COMPLETE | |
| Resource Status Reporting Initiation | RESOURCE STATUS REQUEST | RESOURCE STATUS RESPONSE | RESOURCE STATUS FAILURE |
| IAB UP TNL Address Update | IAB UP TNL ADDRESS UPDATE | IAB UP TNL ADDRESS UPDATE ACKNOWLEDGE | IAB UP TNL ADDRESS UPDATE FAILURE |
| BC Bearer Context Setup | BC BEARER CONTEXT SETUP REQUEST | BC BEARER CONTEXT SETUP RESPONSE | BC BEARER CONTEXT SETUP FAILURE |
| BC Bearer Context Modification (gNB-CU-CP initiated) | BC BEARER CONTEXT MODIFICATION REQUEST | BC BEARER CONTEXT MODIFICATION RESPONSE | BC BEARER CONTEXT MODIFICATION FAILURE |
| BC Bearer Context Modification Required (gNB-CU-UP initiated) | BC BEARER CONTEXT MODIFICATION REQUIRED | BC BEARER CONTEXT MODIFICATION CONFIRM | |
| BC Bearer Context Release (gNB-CU-CP initiated) | BC BEARER CONTEXT RELEASE COMMAND | BC BEARER CONTEXT RELEASE COMPLETE | |
| MC Bearer Context Setup | MC BEARER CONTEXT SETUP REQUEST | MC BEARER CONTEXT SETUP RESPONSE | MC BEARER CONTEXT SETUP FAILURE |
| MC Bearer Context Modification (gNB-CU-CP initiated) | MC BEARER CONTEXT MODIFICATION REQUEST | MC BEARER CONTEXT MODIFICATION RESPONSE | MC BEARER CONTEXT MODIFICATION FAILURE |
| MC Bearer Context Modification Required (gNB-CU-UP initiated) | MC BEARER CONTEXT MODIFICATION REQUIRED | MC BEARER CONTEXT MODIFICATION CONFIRM | |
| MC Bearer Context Release (gNB-CU-CP initiated) | MC BEARER CONTEXT RELEASE COMMAND | MC BEARER CONTEXT RELEASE COMPLETE |
| Elementary Procedure | Message |
|---|---|
| Error Indication | ERROR INDICATION |
| Bearer Context Release Request (gNB-CU-UP initiated) | BEARER CONTEXT RELEASE REQUEST |
| Bearer Context Inactivity Notification | BEARER CONTEXT INACTIVITY NOTIFICATION |
| DL Data Notification | DL DATA NOTIFICATION |
| UL Data Notification | UL DATA NOTIFICATION |
| Data Usage Report | DATA USAGE REPORT |
| gNB-CU-UP Counter Check | GNB-CU-UP COUNTER CHECK |
| gNB-CU-UP Status Indication | GNB-CU-UP STATUS INDICATION |
| MR-DC Data Usage Report | MR-DC DATA USAGE REPORT |
| Trace Start | TRACE START |
| Deactivate Trace | DEACTIVATE TRACE |
| Resource Status Reporting | RESOURCE STATUS UPDATE |
| Early Forwarding SN Transfer | EARLY FORWARDING SN TRANSFER |
| GNB-CU-CP Measurement Results Information | GNB-CU-CP MEASUREMENT RESULTS INFORMATION |
| IAB PSK Notification | IAB PSK NOTIFICATION |
| BC Bearer Context Release (gNB-CU-UP initiated) | BC BEARER CONTEXT RELEASE REQUEST |
| BC Bearer Context Release (gNB-CU-UP initiated) | BC BEARER CONTEXT RELEASE REQUEST |
