API-Docs
This is the API-docs for H release o-du/l2.
Introduction
This document tabulates the APIs Aligned(Implemented)/Not Implemented/Additional APIs between various modules of ODU-High and their functionality. These are in line with ORAN-WG8.AAD-v7.00.00, hereafter referred to as AAD Spec.
Note: DU APP module consist functionality related to F1 Handler and O1 Handler
API Table
Interface |
API |
Status |
Section |
Remark |
|---|---|---|---|---|
SMO-OAM & DU APP |
Cell Configuration |
Aligned |
11.2.1.1 |
|
Slice Configuration |
Aligned |
11.2.1.2 |
||
Bring Cell Up |
Additional API |
Notify DU to bring specific cell up |
||
Bring Cell Down |
Additional API |
Notify DU to bring specific cell down |
||
Slice PM |
Additional API |
DU APP sends PM for all Slices every 60s |
||
Raise Cell Alarm |
Additional API |
DU APP alarms during cell state change |
||
Set the cell operational state |
Additional API |
DU APP inform cell state[ACTIVE/INACTIVE] |
||
RLC & MAC |
DL Transfer |
Aligned |
11.2.3.1 |
|
UL Transfer |
Aligned |
11.2.3.2 |
||
Schedule Result Reporting(DL) |
Aligned |
11.2.3.3 |
||
Buffer Status Report(UL) |
Aligned |
11.2.3.4 |
||
|
Air Interface Time |
Aligned |
11.2.4.1.1 |
|
Cell Configuration Request |
Aligned |
11.2.4.2.1 |
||
Cell Delete Request |
Aligned |
11.2.4.2.2 |
||
Slice Configuration Request |
Aligned |
11.2.4.2.3 |
||
Slice Reconfiguration Request |
Aligned |
11.2.4.2.4 |
||
Add UE Configuration Request |
Aligned |
11.2.4.2.5 |
||
UE Reconfiguration Request |
Aligned |
11.2.4.2.6 |
||
Delete UE Request |
Aligned |
11.2.4.2.7 |
||
DL HARQ Indication |
Aligned |
11.2.4.2.8 |
||
UL Harq Indication(CRC) |
Aligned |
11.2.4.2.9 |
||
UL Channel Quality Information |
Not Implemented |
11.2.4.2.10 |
||
DL Channel Quality Information |
Not Impelemented |
11.2.4.2.11 |
||
RACH Indication Contents |
Aligned |
11.2.4.2.12 |
||
Paging Indication Contents |
Aligned |
11.2.4.2.13 |
||
RACH Resource Request |
Aligned |
11.2.4.2.14 |
||
RACH Resource Release |
Aligned |
11.2.4.2.15 |
||
DL RLC Buffer Status Info |
Aligned |
11.2.4.2.16 |
||
Scheduling Request Indication |
Aligned |
11.2.4.2.17 |
||
UL Buffer Status Report Ind |
Aligned |
11.2.4.2.18 |
||
Power Headroom Indication |
Aligned |
11.2.4.2.19 |
||
|
Cell Configuration Response |
Aligned |
11.2.4.3.1 |
|
Cell Delete Response |
Aligned |
11.2.4.3.2 |
||
Slice Configuration Response |
Aligned |
11.2.4.3.3 |
||
Slice ReConfiguration Response |
Aligned |
11.2.4.3.4 |
||
UE Configuration Response |
Aligned |
11.2.4.3.5 |
||
UE ReConfiguration Response |
Aligned |
11.2.4.3.6 |
||
UE Delete Response |
Aligned |
11.2.4.3.7 |
||
DL Scheduling Information |
Aligned |
11.2.4.3.8 |
||
UL Scheduling Information |
Aligned |
11.2.4.3.9 |
||
RAR Information |
Not Required |
11.2.4.3.10 |
Included in DL Scheduling Info |
|
Downlink Control Channel Info |
Not Required |
11.2.4.3.11 |
Included in DL Scheduling Info |
|
Downlink Broadcast Allocation |
Not Required |
11.2.4.3.12 |
Included in DL Scheduling Info |
|
Downlink Paging Allocation |
Aligned |
11.2.4.3.13 |
||
HARQ Process Release |
Additional API |
SCH indicates MAC to release a HARQ process in case a positive acknowledement is received or achieved maximum retrans. |
||
RACH Resource Response |
Additional API |
Response to RACH Resource Request for dedicated resource for CF-RA |
||
|
Cell Start |
Aligned |
1.1.1.1 |
|
Cell Stop |
Aligned |
1.1.1.2 |
||
Cell Configuration Request |
Additional API |
Configures cell information at MAC. |
||
Cell Configuration Response |
Additional API |
Response to cell Cfg Req from DUAPP |
||
Cell Delete Request |
Additional API |
Deletes cell information at MAC. |
||
Cell Delete Response |
Additional API |
Response to Cell Del request from DU APP |
||
Slice Configuration Request |
Additional API |
Configures Slice at MAC |
||
Slice ReConfiguration Request |
Additional API |
ReConfigures Slice at MAC |
||
Slice Configuration Response |
Additional API |
Response to Slice Cfg req from DU APP |
||
Slice ReConfiguration Response |
Additional API |
Response to Slice ReCfg req from DU APP |
||
UE Create Request |
Aligned |
1.1.1.3 |
||
UE Create Response |
Aligned |
1.1.1.4 |
||
UE Reconfiguration Request |
Aligned |
1.1.1.5 |
||
UE Reconfiguration Response |
Aligned |
1.1.1.6 |
||
UE Delete Request |
Aligned |
1.1.1.7 |
||
UE Delete Response |
Aligned |
1.1.1.8 |
||
RACH Resource Request |
Aligned |
1.1.1.9 |
||
RACH Resource Response |
Aligned |
1.1.1.10 |
||
RACH Resource Release |
Aligned |
1.1.1.11 |
||
UE Reset Request |
Not Implemented |
1.1.1.12 |
||
UE Reset Response |
Not Implemented |
1.1.1.13 |
||
UE Sync Status Indication |
Not Implemented |
1.1.1.14 |
||
UL CCCH Indication |
Aligned |
1.1.1.15 |
||
DL CCCH Indication |
Aligned |
1.1.1.16 |
||
DL PCCH Indication |
Aligned |
1.1.1.17 |
||
DL Broadcast Request |
Not Implemented |
1.1.1.18 |
||
Slot Indication |
Additional API |
|
||
|
UE Create |
Aligned |
11.2.5.1 |
|
UE Create Response |
Aligned |
11.2.5.2 |
||
UE Reconfiguration |
Aligned |
11.2.5.3 |
||
UE Reconfiguration Response |
Aligned |
11.2.5.4 |
||
UE Delete |
Aligned |
11.2.5.5 |
||
UE Delete Response |
Aligned |
11.2.5.6 |
||
DL-RRC Message Transfer |
Aligned |
11.2.5.7 |
||
UL-RRC Message Transfer |
Aligned |
11.2.5.8 |
||
UL-RRC Message Delivery Report |
Aligned |
11.2.5.9 |
||
RLC Max Retransmission Reached |
Not Implemented |
11.2.5.10 |
||
UL-RLC Re-establishment Request |
Not Implemented |
11.2.5.11 |
||
UL-RLC Re-establshment Response |
Not Implemented |
11.2.5.12 |
||
DL RRC Message Response |
Additional API |
Informs DU APP if a DL RRC Message was successfuly procesed at RLC & sent to MAC |
||
DL User Data |
Additional API |
DL user data exchanged from DUAPP to RLC |
||
UL User Data |
Additional API |
UL user data exchanged from RLC to DUAPP |
||
Slice Performance Metrics |
Additional API |
Performance Metrics informed to DUAPP every 60sec for every slice configured |