Content for &nbsp; TS 23.434 &nbsp; Word version:&nbsp; 19.3.0

The VAL server sends the VAL service area configuration request to the location management server to configure a new VAL service area identifier. In the request message, the VAL server includes the information as specified in Table 9.3.2.21-1.

The location management server shall check if the VAL server is authorized to initiate VAL service area identifier configuration request.

If the VAL server is authorized to configure the VAL service area identifiers, the VAL server checks the consistency of the provided identifiers (e.g., all VAL service area identifiers shall be unique) and configures the provided VAL service area identifiers.

Figure 9.3.13.3-1: Obtain VAL service area procedure

the location management server sends the VAL service area configuration response with the information as specified in Table 9.3.2.22-1.

9.3.13.3 Obtain VAL service area identifier procedure p. 88

Figure 9.3.13.3-1 illustrates the high level procedure of the VAL service area retrieval.

Reproduction of 3GPP TS 23.434, Fig. 9.3.13.3-1: Obtain VAL service area procedure

The VAL server sends the VAL service area obtain request to the location management server to retrieve the VAL service area identifiers. In the request message, the VAL server includes the information as specified in Table 9.3.2.26-1.

The location management server shall check if the VAL server is authorized to initiate VAL service area obtain request.

Figure 9.3.13.4-1: Update VAL service area procedure

If the VAL server is authorized to obtain the VAL service area identifiers, the location management server sends the VAL service area obtain response with the information as specified in Table 9.3.2.27-1.

9.3.13.4 Update VAL service area identifier procedure p. 89

Figure 9.3.13.4-1 illustrates the high level procedure of the VAL service area update.

Reproduction of 3GPP TS 23.434, Fig. 9.3.13.4-1: Update VAL service area procedure

The VAL server sends the VAL service area update request to the location management server to update the VAL service area identifier(s) configured by the VAL server. In the request message, the VAL server includes the information as specified in Table 9.3.2.28-1.

The location management server shall check if the VAL server is authorized to initiate VAL service area update request.

The location management server checks whether the VAL service area IDs exist and then updates the VAL service area identifier(s).

Figure 9.3.13.5-1: Delete VAL service area procedure

The location management server sends the VAL service area update response with the information as specified in Table 9.3.2.29-1.

9.3.13.5 Delete VAL service area identifier procedure p. 90

Figure 9.3.13.5-1 illustrates the high level procedure of the VAL service area delete.

Reproduction of 3GPP TS 23.434, Fig. 9.3.13.5-1: Delete VAL service area procedure

The VAL server sends the VAL service area delete request to the location management server to delete the VAL service area identifier(s) configured by the VAL server. In the request message, the VAL server includes the information as specified in Table 9.3.2.30-1.

The location management server shall check if the VAL server is authorized to initiate VAL service area delete request.

The location management server checks whether the VAL service area IDs exist and then deletes the VAL service area identifier(s).

Figure 9.3.13.6-1: Subscribe VAL service area procedure

The location management server sends the VAL service area delete response with the information as specified in Table 9.3.2.31-1.

9.3.13.6 VAL service area identifier subscribe procedure p. 90

Figure 9.3.13.6-1 illustrates the high level procedure of the subscribe VAL service area update events.

The SEAL server sends the VAL service area subscription request to the location management server to subscribe for the VAL service area identifier(s) update events. In the request message, the SEAL server includes the information as specified in Table 9.3.2.42-1.

The location management server shall check if the SEAL server is authorized to susbcribe for the VAL service area identifier(s) update event(s).

if the SEAL server is authorized to subscribe for the VAL service area identifier(s) update events, the location management server creates the subscription based on the provided parameters in the request.

Figure 9.3.13.7-1: Notify VAL service area procedure

The location management server sends the VAL service area subscription response with the information as specified in Table 9.3.2.43-1.

9.3.13.7 VAL service area identifier notify procedure p. 91

Figure 9.3.13.7-1 illustrates the high level procedure for notification of a SEAL server about the VAL service area identifier update events at the location management server.

Pre-conditions:

the SEAL server has an active VAL service area subscription at the location management server; and
the subscribed event has occurred.

Reproduction of 3GPP TS 23.434, Fig. 9.3.13.7-1: Notify VAL service area procedure

The location management server identifies the list of the occurred events for which the SEAL server subscribed.

Figure 9.3.13.8-1: Unsubscribe VAL service area procedure

The location management server sends a VAL service area notification to the SEAL server. In the notification message, the location management server includes the information as specified in Table 9.3.2.44-1.

9.3.13.8 VAL service area identifier unsubscribe procedure p. 91

Figure 9.3.13.8-1 illustrates the high level procedure for a SEAL server to unsubscribe the notifications about the VAL service area identifier update events at the location management server.

Pre-conditions:

the SEAL server has an active VAL service area subscription at the location management server.

Reproduction of 3GPP TS 23.434, Fig. 9.3.13.8-1: Unsubscribe VAL service area procedure

When the SEAL server decides to terminate a VAL service area subscription, it sends a VAL service area unsubscribe request to the location management server. In the request message, the SEAL server includes the information as specified in Table 9.3.2.45-1.

If the SEAL server is authorized to terminate the subscription, the location management server terminates the VAL service area subscription.

Figure 9.3.13.9-1: VAL service area identifier subscription update procedure

The location management server sends a VAL service area unsubscribe response to the SEAL server, the location management server includes the information as specified in Table 9.3.2.46-1.

9.3.13.9 VAL service area identifier subscription update procedure p. 92

Figure 9.3.13.9-1 illustrates the high level procedure of the update subscription for the VAL service area update events.

Reproduction of 3GPP TS 23.434, Fig. 9.3.13.9-1: VAL service area identifier subscription update procedure

The SEAL server sends the VAL service area subscription update request to the location management server to update the existing subscription for the VAL service area identifier(s) update events. In the request message, the SEAL server includes the information as specified in Table 9.3.2.42-1.

The location management server shall check if the SEAL server is authorized to update the subscription for the VAL service area identifier(s) update event(s).

if the SEAL server is authorized, the location management server checks whether the target susbcription exists and then updates the subscription for the VAL service area identifier(s) update events.