Nnssf
E523093
Nnssf is a 5G core network service-based interface used by network functions to interact with the Network Slice Selection Function (NSSF) for slice selection and related operations.
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
3GPP-defined reference point
ⓘ
5G core network service-based interface ⓘ |
| abbreviationOf | NSSF service-based interface ⓘ |
| belongsToDomain |
5G core control plane
ⓘ
network slicing ⓘ |
| category |
5G core network interface
ⓘ
network slicing control interface ⓘ |
| communicationStyle | service-based interface ⓘ |
| definedIn | 3GPP 5G core network architecture NERFINISHED ⓘ |
| dependsOn | NSSF configuration and policies ⓘ |
| enables |
mapping of UE to S-NSSAI
ⓘ
policy-based slice selection decisions ⓘ querying NSSF for slice availability ⓘ querying NSSF for slice suitability ⓘ selection of appropriate network slice instance ⓘ |
| goal |
ensure UE is served by suitable slice
ⓘ
optimize use of network slice resources ⓘ |
| hasDirection | from consumer NF to NSSF ⓘ |
| interconnects | Network Slice Selection Function NERFINISHED ⓘ |
| operatesAt | control plane level of 5G core ⓘ |
| operatesOver | service-based architecture bus in 5G core ⓘ |
| partOf | 5G core service-based architecture ⓘ |
| protocolType |
HTTP-based APIs
ⓘ
RESTful-style services ⓘ |
| relatedTo |
NSSF service APIs
ⓘ
S-NSSAI (Single Network Slice Selection Assistance Information) NERFINISHED ⓘ network slice configuration data ⓘ |
| securityRequirement |
confidentiality protection of signaling
ⓘ
integrity protection of signaling ⓘ mutual authentication between NFs ⓘ |
| standardizedBy | 3rd Generation Partnership Project NERFINISHED ⓘ |
| supportsFunction |
network slice selection
ⓘ
slice selection assistance ⓘ slice selection information update ⓘ slice selection policy retrieval ⓘ |
| usedBy |
Access and Mobility Management Function
NERFINISHED
ⓘ
Session Management Function ⓘ other 5G core network functions ⓘ |
| usedFor |
initial slice selection at registration
ⓘ
slice reselection in mobility scenarios ⓘ slice selection during PDU session establishment ⓘ |
| usedIn | 5G System (5GS) NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.