Section: 5.2.8.2.7 Nsmf_PDUSession_ReleaseSMContext service operation
Content: Service operation name: Nsmf_PDUSession_ReleaseSMContext. Description: It allows to release the AMF-SMF association for a certain PDU Session because the PDU Session has been released. Input, Required: SM Context ID. Input, Optional: UE location information, AN type, UE Time Zone, N2 SM Info (Secondary RAT Usage Data), V-SMF only, I-SMF only. Output, Required: Result Indication. Output, Optional: Cause, Small Data Rate Control Status, APN Rate Control Status. See clause 4.3.4.2 and clause 4.3.4.3 for an example usage of this service. If the consumer NF is AMF and the PDU Session indicated by the PDU Session ID had been assigned some EBIs, the AMF locally determines that the corresponding EBI(s) are released. For the use of the "V-SMF only" indication, see clause 4.11.1.2. For the use of the "I-SMF only" indication, see clause 4.23.7.3.