Session Management Function
E523089
The Session Management Function is a core 5G network function responsible for establishing, modifying, and releasing user data sessions and managing associated policy and quality-of-service parameters.
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf | 5G core network function ⓘ |
| abbreviation | SMF ⓘ |
| belongsTo | Service-Based Architecture of 5G Core NERFINISHED ⓘ |
| controls | User Plane Function ⓘ |
| definedIn | 3GPP 5G System Architecture NERFINISHED ⓘ |
| exposesService |
Nsmf_EventExposure service
ⓘ
Nsmf_PDUSession service NERFINISHED ⓘ |
| hasRole |
IP address allocation
ⓘ
PDU session management ⓘ QoS management ⓘ policy enforcement ⓘ session context management ⓘ session establishment ⓘ session modification ⓘ session release ⓘ traffic steering ⓘ |
| interactsWith |
Access and Mobility Management Function
NERFINISHED
ⓘ
Application Function ⓘ Authentication Server Function NERFINISHED ⓘ Network Slice Selection Function NERFINISHED ⓘ Policy Control Function NERFINISHED ⓘ Unified Data Management ⓘ |
| manages |
PDU sessions
ⓘ
QoS parameters ⓘ session policy parameters ⓘ user plane resources ⓘ |
| partOf | 5G Core Network NERFINISHED ⓘ |
| performs |
PDU session authentication and authorization procedures
ⓘ
PDU session modification procedures ⓘ PDU session release procedures ⓘ UPF configuration ⓘ UPF re-selection ⓘ charging control related to sessions ⓘ |
| selects | User Plane Function ⓘ |
| specifiedBy |
3GPP TS 23.501
NERFINISHED
ⓘ
3GPP TS 23.502 NERFINISHED ⓘ 3GPP TS 29.502 NERFINISHED ⓘ |
| supports |
Ethernet PDU sessions
ⓘ
IPv4 addressing ⓘ IPv6 addressing ⓘ SSC mode 1 ⓘ SSC mode 2 ⓘ SSC mode 3 ⓘ Unstructured PDU sessions ⓘ |
| usesInterface |
N10
ⓘ
N11 ⓘ N4 ⓘ N7 ⓘ Nsmf_EventExposure NERFINISHED ⓘ Nsmf_PDUSession ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.