Section: 4.15.4.3 Exposure of Communication trends from SMF
Content: During Session Management procedures, the SMF may store and update the UE access behaviour trends specified in Table 4.15.4.3-1 and the UE communication trends specified in Table 4.15.4.3-2. Each metrics is updated incrementally, e.g. using exponential moving average. This information is exposed to consumer NFs (e.g. NWDAF) that subscribe for the event ID "UE session behaviour trends" and/or "UE communication trends", respectively, by invoking Nsmf_EventExposure_Subscribe. Table 4.15.4.3-1: UE session behaviour trends exposed by SMF Table 4.15.4.3-2: UE communication trends