| Information element | Status | Description |
|---|---|---|
| VAL service ID | M | Identity of the VAL service for which the background data transfer is requested. |
| List of VAL UE IDs | O
(See NOTE) | List of VAL UE IDs for which the transfer policy applies. |
| VAL group ID | O
(See NOTE) | VAL group ID for which the transfer policy applies. |
| Desired time window | O | Desired time window for the background data transfer. |
| Data volume per UE | M | Expected data volume for the background data transfer. |
| Desired area information | O | Desired geographical area for the background data transfer. |
| Policy Selection Guidance | O | List that includes guidance in selecting from multiple transfer policies provided by underlying network. Possible values include: "lowest cost", "highest throughput given maximum cost of X", etc. If not included, local and ASP-provided policies decide one among multiple transfer policies. |
|
NOTE:
One of these IEs shall be present in the message.
|
||
| Information element | Status | Description |
|---|---|---|
| Result | M | The result indicates success or failure. |
| Subscription identifier | O | Indicates the background data transfer subscription identifier. Applicable for successful result. |
| Granted time window | O | Granted time window for the background data transfer. Applicable for successful result. |
| Information element | Status | Description |
|---|---|---|
| Subscription identifier | M | Indicates the background data transfer subscription identifier. |
| List of VAL UE IDs | O | List of VAL UE IDs or VAL group ID. |
| Executed time window | O | The actual time window the BDT data was transferred. |
| Granted time window | O | If BDT renegotiation takes place, and the previously provided granted time window changed, the current granted time window for the background data transfer. |
| BDT transmission quality | O | Indicates the transmission quality (e.g., QoE) when transferring the BDT data between SEALDD client and SEALDD server. |
| Information element | Status | Description |
|---|---|---|
| Subscription identifier | M | Indicates the background data transfer subscription identifier. |
| Desired time window | O
(See NOTE) | Desired time window for the background data transfer. |
| Desired area information | O
(See NOTE) | Desired geographical area for the background data transfer. |
| Policy Selection Guidance | O
(See NOTE) | List that includes guidance in selecting from multiple transfer policies provided by underlying network. Possible values include: "lowest cost", "highest throughput given maximum cost of X", etc. |
| Data volume per UE | O
(See NOTE) | Updated expected data volume for the background data transfer. |
|
NOTE:
At least one of these IEs shall be present in the message.
|
||
| Information element | Status | Description |
|---|---|---|
| Result | M | The result indicates success or failure. |
| Subscription identifier | O | Indicates the background data transfer subscription identifier. Applicable for successful result. |
| Granted time window | O | Granted time window for the background data transfer. Applicable for successful result. |
| Information element | Status | Description |
|---|---|---|
| Subscription identifier | M | Indicates the background data transfer subscription identifier. |
| Information element | Status | Description |
|---|---|---|
| Result | M | The result indicates success or failure of the BDT unsubscribe operation. |
| API Name | API Operations | Operation Semantics | Consumer(s) |
|---|---|---|---|
| Sdd_BDT | Subscribe | Subscribe/Notify | VAL server |
| Notify | Subscribe/Notify | VAL server | |
| Update | Subscribe/Notify | VAL server | |
| Unsubscribe | Subscribe/Notify | VAL server |