SMF Events  <event> 

Events which a SMF can initiate

Type:

  smfEventType
RESTRICTIONS
DESCRIPTION
USED IN
REF POINT
node_report Sends a Node Report Request Message pfcp N4
association_update Sends an Assocation Update Message pfcp N4
establish Establish a Session n4 N4
delete Delete a Session n4 N4
report Send a session report request n4 N4
add_rule Adds a rule that could result in the creation of or the update of a PDR n4 N4
update_pdr Used to modify a PDR. n4 N4
update_far Used to modify a FAR. n4 N4
update_qer Used to modify a QER. n4 N4
update_urr Used to modify a URR. n4 N4
update_bar Used to modify a BAR. n4 N4
delete_rule Deletes a rule that could result in the deletion of a PDR n4 N4
reset_protocol Reset the protocol state machine n4 *
establish Establish a Session sxa Sxa
delete Delete a Session sxa Sxa
report Send a session report request sxa Sxa
add_rule Adds a rule that could result in the creation of or the update of a PDR sxa Sxa
update_pdr Used to modify a PDR. sxa Sxa
update_far Used to modify a FAR. sxa Sxa
update_qer Used to modify a QER. sxa Sxa
update_urr Used to modify a URR. sxa Sxa
update_bar Used to modify a BAR. sxa Sxa
delete_rule Deletes a rule that could result in the deletion of a PDR sxa Sxa
reset_protocol Reset the protocol state machine sxa *
establish Establish a Session sxb Sxb
delete Delete a Session sxb Sxb
report Send a session report request sxb Sxb
add_rule Adds a rule that could result in the creation of or the update of a PDR sxb Sxb
update_pdr Used to modify a PDR. sxb Sxb
update_far Used to modify a FAR. sxb Sxb
update_qer Used to modify a QER. sxb Sxb
update_urr Used to modify a URR. sxb Sxb
update_bar Used to modify a BAR. sxb Sxb
delete_rule Deletes a rule that could result in the deletion of a PDR sxb Sxb
reset_protocol Reset the protocol state machine sxb *
establish Establish a Session sxc Sxc
delete Delete a Session sxc Sxc
report Send a session report request sxc Sxc
add_rule Adds a rule that could result in the creation of or the update of a PDR sxc Sxc
update_pdr Used to modify a PDR. sxc Sxc
update_far Used to modify a FAR. sxc Sxc
update_qer Used to modify a QER. sxc Sxc
update_urr Used to modify a URR. sxc Sxc
update_bar Used to modify a BAR. sxc Sxc
delete_rule Deletes a rule that could result in the deletion of a PDR sxc Sxc
reset_protocol Reset the protocol state machine sxc *
notify_sm_context_status The Notify SM Context Status service operation shall be used by the SMF to notify the NF Service Consumer about the status of an SM context related to a PDU session nsmf_pdu_session N11
add_rule Initiates adding a predefined rule. nsmf_pdu_session N11
reset_protocol Reset the protocol state machine nsmf_pdu_session *
n1n2_msg_transfer The N1N2MessageTransfer service operation is used by a NF Service Consumer to transfer N1 and/or N2 information to the UE and/or 5G-AN through the AMF namf_comm N11, N14, N15, N20, NL1
n1_msg_notify The N1MessageNotify service operation is used by an AMF notifying the N1 message received from the UE to adestination CN NF namf_comm N11, N14, N15, NL1
release PDU Session Release namf_comm N11
activate_user_plane Activate the User Plane connection of a PDU session. This is used for "Network Triggered Service Request" Procedure. namf_comm N11
add_rule Initiates adding a predefined rule. namf_comm N11
n1n2_msg_transfer_fail The AMF uses this notification to inform the SMF that initiated an earlier N1N2MessageTransfer, that the AMF failed to deliver the N1 message to the UE as the UE failed to respond to paging namf_comm N11
ue_context_transfer This operation is invoked by the target AMF, towards the source AMF, to retrieve the UE Context in the source AMF. namf_comm N14
registration_status_update This operation is invoked by the target AMF, towards the source AMF, to update the status of UE registration at the target AMF, thereby indicating the result of previous UE Context transfer for a given UE namf_comm N14
create_ue_context This operation is invoked by the source AMF, towards the target AMF, when it can't serve the UE and selects the target AMF during the handover procedure, to create the UE Context in the target AMF. namf_comm N14
lpp_request_capabilities Initiate an LPP Request Capabilities Message namf_comm NL1
lpp_provide_assistance Initiate an LPP Provide Assistance Message namf_comm NL1
lpp_request_location Initiate an LPP Request Location Message namf_comm NL1
n1n2_msg_subscribe Initiate an N1N2 Message Subscribe namf_comm N15
n1n2_msg_unsubscribe Initiate an N1N2 Message Unsubscribe namf_comm N15
send_sms Initiate MT SMS to the UE namf_comm N20
ue_policy_delivery Initiate UE Policy delivery to the UE namf_comm N15
non_ue_n2_info_subscribe Initiate an NonUeN2InfoSubscribe Message namf_comm N50,NL1
non_ue_n2_info_unsubscribe Initiate an NonUeN2InfoUnSubscribe Message namf_comm N50,NL1
warning_message_delivery Initiate a Warning Message using the NonUeN2MessageTransfer service operation to transfer N2 information to the 5G-AN through the AMF namf_comm N50
warning_message_cancel Initiate a Cancel Warning Message using the NonUeN2MessageTransfer service operation to transfer N2 information to the 5G-AN through the AMF namf_comm N50
nrppa_request Sends a static UE Associated NRPPa request message to the AMF. namf_comm NL1
non_ue_associated_nrppa_request Sends a Non UE Associated NRPPa request message to the AMF. namf_comm NL1
reset_protocol Reset the protocol state machine namf_comm *
create Create operation shall be used to create an individual context. npcf_sm_policy_control N7
update_plmn_change Update operation to indicate PLMN Change. npcf_sm_policy_control N7
update_res_mo_re Update operation to indicate Request for Resource Modification received. npcf_sm_policy_control N7
update_ac_ty_ch Update operation to indicate Access Type Change npcf_sm_policy_control N7
update_ue_ip_ch Update operation to indicate UE IP Address change. npcf_sm_policy_control N7
update_ue mac_ch Update operation to indicate UE MAC address change. npcf_sm_policy_control N7
update_an_ch_cor Update operation to indicate Access Network Charging Correlation Information. npcf_sm_policy_control N7
update_ue_re Update operation to indicate the PDU Session or the Monitoring key specific resources consumed UMC by a UE either reached the threshold or needs to be reported for other reasons. npcf_sm_policy_control N7
update_app_sta Update operation to indicate The start of application traffic has been detected. npcf_sm_policy_control N7
update_app_sto Update operation to indicate The stop of application traffic has been detected. npcf_sm_policy_control N7
update_an_info Update operation to indicate Access Network Information report. npcf_sm_policy_control N7
update_cm_ses_fail Update operation to indicate Credit management session failure. npcf_sm_policy_control N7
update_ps_da_off Update operation to indicate 3GPP PS Data Off status change. npcf_sm_policy_control N7
update_def_qos_ch Update operation to indicate Default QoS Change. npcf_sm_policy_control N7
update_se_ambr_ch Update operation to indicate Session AMBR Change. npcf_sm_policy_control N7
update_qos_notif Update operation to indicate QoS targets of the QoS Flow can/cannot be guaranteed. npcf_sm_policy_control N7
update_no_credit Update operation to indicate Out of credit. npcf_sm_policy_control N7
update_pra_ch Update operation to indicate Change of UE presence in Presence Reporting Area. npcf_sm_policy_control N7
update_sarea_ch Update operation to indicate Location Change with respect to the Serving Area. npcf_sm_policy_control N7
update_scnn_ch Update operation to indicate Location Change with respect to the Serving CN node. npcf_sm_policy_control N7
update_re_timeout Update operation to indicate PCC revalidation timeout. npcf_sm_policy_control N7
update_res_release Update operation to indicate outcome of the release of resources. npcf_sm_policy_control N7
update_succ_res_allo Update operation to indicate successful resource allocation. npcf_sm_policy_control N7
update_rat_ty_ch Update operation to indicate RAT type change. npcf_sm_policy_control N7
update_ref_qos_ind_ch Update operation to indicate Reflective QoS indication Change. npcf_sm_policy_control N7
delete Delete operation shall be used to delete an individual context. npcf_sm_policy_control N7
query Query operation shall be used to query an individual context. npcf_sm_policy_control N7
reset_protocol Reset the protocol state machine npcf_sm_policy_control *
retrieve_nssai Retrieve Network Slice Selection Assistance Information (NSSAI) nudm_sdm N8
retrieve_multi Retrieve Multiple Datasets nudm_sdm N8
retrieve_am_data Retrieve Access And Mobility Subscription Data nudm_sdm N8
retrieve_smf_sel_data Retrieve SMF Selection Subscription Data nudm_sdm N8
retrieve_sm_data Retrieve Session Management Subscription Data nudm_sdm N10
retrieve_sms_data Retrieve SMS Subscription Data nudm_sdm N8
subscription Send SDM Subscription request nudm_sdm N8, N10
unsubscribe Send SDM Subscription delete request nudm_sdm N8, N10
reset_protocol Reset the protocol state machine nudm_sdm *
register_3gpp Register AMF for 3GPP service nudm_uecm N8
retrieve_3gpp Retrieve AMF for 3GPP service nudm_uecm N8
update_3gpp update AMF for 3GPP service nudm_uecm N8
register_non_3gpp Register AMF for Non-3GPP service nudm_uecm N8
retrieve_non_3gpp Retrieve AMF for Non-3GPP service nudm_uecm N8
register_smf Register SMF nudm_uecm N10
delete_smf Delete SMF registration nudm_uecm N10
register_smsf_3gpp Register SMSF for 3GPP service nudm_uecm N21
retrieve_smsf_3gpp Retrieve SMSF for 3GPP service nudm_uecm N21
deregister_smsf_3gpp Deregister SMSF for 3GPP service nudm_uecm N21
register_smsf_non_3gpp Register SMSF for Non-3GPP service nudm_uecm N21
retrieve_smsf_non_3gpp Retrieve SMSF for Non-3GPP service nudm_uecm N21
deregister_smsf_non_3gpp Deregister SMSF for Non-3GPP service nudm_uecm N21
reset_protocol Reset the protocol state machine nudm_uecm *
create_subscribe The Create Subscribe service operation is invoked by the NEF, towards the AMF, when it needs to create a subscription to monitor at least one event relevant to the AMF. namf_event_exposure N51
modify_subscribe The Modify Subscribe service operation is invoked by the NEF, towards the AMF, when it needs to modify an existing subscription previously created by itself at the AMF. namf_event_exposure N51
unsubscribe The Unsubscribe service operation is invoked by the NEF, towards the AMF, to remove an existing subscription previously created by itself at the AMF. namf_event_exposure N51
reset_protocol Reset the protocol state machine namf_event_exposure *
register Register a network function with an NRF nnrf_nfm N/A
update Update the registration of a network function with an NRF nnrf_nfm N/A
deregister Deregister a network function with an NRF nnrf_nfm N/A
notify The Notify service operation is invoked by the SMF, to send a notification, towards the notification URI, when certain event included in the subscription has taken place. nsmf_event_exposure N11
reset_protocol Reset the protocol state machine nsmf_event_exposure *
get_analytics_info The Nnwdaf_AnalyticsInfo_Request service operation is used by an NF service consumer to request and get specific analytics information from the NWDAF. nnwdaf_analytics_info N23, N34
reset_protocol Reset the protocol state machine nnwdaf_analytics_info *
none Stops the referenced node action. Note: Application (app::xxx) should never be used with event::none in a node-specific command. N/A

PARENT ELEMENTS

Parent

Type

SMF Action <action> smfActionType