5G - user service request

gNB inititated UE context release

UE successfully registered in 5GS

PFCP Session Modification

gNB

POST /nsmf-pdusession/v1/sm-contexts/urn:uuid/modifyupCnxState:ACTIVATEINGueLocation

AMF

NGAP\tUEContextReleaseComplete

PFCP Session Modification RequestUpdate FAR (10)BUFF (Buffer): True

POST /nsmf-pdusession/v1/sm-contexts/urn:uuid/modifyupCnxState:DEACTIVATEDueLocation

PFCP Session Modification RequestUpdate FARFWOR: True

NGAP;UEContextReleaseRequestidPDUSessionResourceListCxtRelReqid-CauseradioNetwork:txnrelocoverall-expiry PDU ID

HTTP/2 200OKupCnxState:DEACTIVATED

InitialContextSetupResponsegNB IP address

HTTP/2 200OKupCnxState:ACTIVATEINGid-PDUSessionAggregateMaximumBitRateid-UL-NGU-UP-TNLInformation : UPF addressid-PDUSessionType : IPv4id-QosFlowSetupRequestList

200OK

NGAP/NAS-5GS\tInitialContextSetupRequestid-UEAggregateMaximumBitRateid-GUAMIid-PDUSessionResourceSetupListCxtReqid-AllowedNSSAIid-UESecurityCapabilitiesid-SecurityKeyid-MobilityRestrictionListid-NAS-PDU {Service accept}

UE

InitialUEMessageMessage type=Service request5G-S-TMSINAS: PDU ID

NGAP\tUEContextReleaseCommand

POST /nsmf-pdusession/v1/sm-contexts/urn:uuid/modifyPDUSessionResourceSetupResponseTransfer:gNB IP address

UPF

SMF