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Content for  TS 26.531  Word version:  17.1.0

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5.3  Procedures for Data Collection AF subscriptionp. 23

Subsequently, one or more of the two types of event consumer discover the Data Collection AF and subscribe to events from it.
Copy of original 3GPP image for 3GPP TS 26.531, Fig. 5.3-1: High-level procedures for subscription phase
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The steps are as follows:
Step 5.
The NWDAF discovers the Data Collection AF by following the Nnrf_NFDiscovery procedure defined in clause 5.2.7.3 of TS 23.502...
Step 6.
...and then subscribes to event(s) of interest by invoking the Naf_EventExposure_Subscribe service operation defined in clause 5.2.19.2.2 of TS 23.502 on the discovered Data Collection AF. As described in clause 4.6.1, user-, location- and/or application-based filters may be specified as additional input parameters to the operation.
Step 7.
The Event Consumer AF discovers the Data Collection AF by following the Nnrf_NFDiscovery procedure defined in clause 5.2.7.3 of TS 23.502...
Step 8.
...and then subscribes to event(s) of interest by invoking the Naf_EventExposure_Subscribe service operation defined in clause 5.2.19.2.2 of TS 23.502 on the discovered Data Collection AF.
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