Entity and method for network slice enablement for a vertical application
The present disclosure relates to network slicing, in particular, in 5G networks systems. The disclosure is concerned with network slice enablement for (vertical) applications. Thus, an entity for inter-operation between a network system and at least one application is provided. The entity provides a request to the network system, for selection and/or adjustment of a network slice instance (NSI) providing one or more services to the at least one application. The request comprises a set of requirements for the at least one application and/or the one or more services. The set of requirements comprises a required configuration or adaption of at least one NSI related parameter. The entity further receives a response to the request from the network system. The response indicates a decision of the network system regarding the selection and/or adjustment of the NSI.
1. An entity for inter-operation between a network system and at least one application, the entity being configured to:
provide, to the network system, a request for at least one of selection and adjustment of a network slice instance (NSI) for providing one or more services to the at least one application,
wherein the request comprises a set of requirements for the at least one application and the one or more services, the set of requirements comprising a required configuration or adaption of at least one NSI related parameter;
receive, from the network system, a response to the request, wherein the response indicates a decision of the network system regarding at least one of the selection and adjustment of the NSI; and
receive:
a set of quality of experience (QoE) parameters for the at least one application and the one or more services, and
from a network data analytics function (NWDAF), quality of service (QoS) status information for at least one of the one or more application and the one or more services.
2. The entity according to claim 1 , wherein the response to the request comprises one of:
a recommended NSI that satisfies the set of requirements;
a recommended adaption of the set of requirements; and
an indication that the set of requirements cannot be satisfied.
3. The entity according to claim 1 further configured to:
provide, to the at least one application, a notification regarding at least one of the selection and adjustment of the NSI, according to the response received from the network system.
4. The entity according to claim 1 , wherein
the required configuration or adaption of the at least one NSI related parameter included in the set of requirements comprises at least one of:
a required configuration or adaption of the mapping of the one or more NSIs;
a required configuration or adaption of the one or more NSI parameters;
a required configuration or adaption of one or more NSI subnet parameters for one or more User Equipments (UEs); and
a required configuration or adaption of the one or more network slice types.
5. The entity according to claim 1 , wherein
the request comprises a request for selection of at least one NSI.
6. The entity according to claim 4 , wherein
the one or more NSI parameters comprise at least one of:
a slice type;
a charging requirement;
a coverage area requirement;
end-to-end latency requirement;
an overall user density requirement;
a service availability requirement;
a service reliability requirement;
a priority requirement;
a degree of isolation requirement;
an area traffic capacity requirement;
a mobility requirement;
a UE speed requirement;
a delay tolerance;
a deterministic communication;
download (DL) and/or upload (UL) throughput per UE;
at least one of a DL and UL throughput per network slice;
a maximum packet size;
a maximum number of connections;
Key performance indicator (KPI) monitoring;
one or more supported access technologies;
user management open;
one or more Vehicle-to-Anything (V2X) models;
term density;
an activity factor;
Jitter;
Survival time; and
Reliability.
7. The entity according to claim 1 , further configured to:
obtain at least one of:
NSI status information from the network system, and
application information related to the at least one application; and
provide the request for at least one of selection and adjustment of a NSI based on at least one of the NSI status information and the application information.
8. A network entity, configured to:
receive, from a first entity, a request for at least one of selection and adjustment of a network slice instance (NSI) for providing one or more services to at least one application,
wherein the request comprises a set of requirements of the at least one application and the one or more services, the set of requirements comprising a required configuration or adaption of at least one NSI related parameter;
provide, to the first entity, a response to the request, the response comprising one of:
a recommended NSI that satisfies the set of requirements;
a recommended adaption of the set of requirements;
an indication that the set of requirements cannot be satisfied; and
provide:
a set of quality of experience (QoE) parameters for the at least one application and the one or more services, and
from a network data analytics function (NWDAF), quality of service (QoS) status information for at least one of the one or more application and the one or more services.
9. The network entity according to claim 8 , further configured to:
adjust one or more NSIs based on the request, if a NSI can satisfy the set of requirements.
10. A method for inter-operation between a network system and at least one application, the method comprising:
providing, to the network system, a request for at least one of selection and adjustment of a network slice instance (NSI) for providing one or more services to the at least one application,
wherein the request comprises a set of requirements for the at least one application and the one or more services, the set of requirements comprising a required configuration or adaption of at least one NSI related parameter;
receiving, from the network system, a response to the request, wherein the response indicates a decision of the network system regarding at least one of the selection and adjustment of the NSI; and
receiving:
a set of quality of experience (QoE) parameters for the at least one application and the one or more services, and
from a network data analytics function (NWDAF), quality of service (QOS) status information for at least one of the one or more application and the one or more services.
11. The network entity according to claim 8 , wherein the required configuration or adaption of the at least one NSI related parameter included in the set of requirements comprises at least one of:
a required configuration or adaption of the mapping of the one or more NSIs;
a required configuration or adaption of the one or more NSI parameters;
a required configuration or adaption of one or more NSI subnet parameters for one or more User Equipments (UEs); and
a required configuration or adaption of the one or more network slice types.
12. The network entity according to claim 8 , wherein the request comprises a request for selection of at least one NSI.
13. The network entity according to claim 11 , wherein the one or more NSI parameters comprise at least one of:
a slice type;
a charging requirement;
a coverage area requirement;
end-to-end latency requirement;
an overall user density requirement;
a service availability requirement;
a service reliability requirement;
a priority requirement;
a degree of isolation requirement;
an area traffic capacity requirement;
a mobility requirement;
a UE speed requirement;
a delay tolerance;
a deterministic communication;
download (DL) and/or upload (UL) throughput per UE;
at least one of a DL and UL throughput per network slice;
a maximum packet size;
a maximum number of connections;
Key performance indicator (KPI) monitoring;
one or more supported access technologies;
user management open;
one or more Vehicle-to-Anything (V2X) models;
term density;
an activity factor;
Jitter;
Survival time; and
Reliability.
14. The method according to claim 10 , wherein the response to the request comprises one of:
a recommended NSI that satisfies the set of requirements;
a recommended adaption of the set of requirements; and
an indication that the set of requirements cannot be satisfied.
15. The method according to claim 10 , further comprising:
providing, to the at least one application, a notification regarding at least one of the selection and adjustment of the NSI, according to the response received from the network system.
16. The method according to claim 10 , wherein the required configuration or adaption of the at least one NSI related parameter included in the set of requirements comprises at least one of:
a required configuration or adaption of the mapping of the one or more NSIs;
a required configuration or adaption of the one or more NSI parameters;
a required configuration or adaption of one or more NSI subnet parameters for one or more User Equipments (UEs); and
a required configuration or adaption of the one or more network slice types.
17. The method according to claim 10 , wherein the request comprises a request for selection of at least one NSI.
18. The method according to claim 16 , wherein the one or more NSI parameters comprise at least one of:
a slice type;
a charging requirement;
a coverage area requirement;
end-to-end latency requirement;
an overall user density requirement;
a service availability requirement;
a service reliability requirement;
a priority requirement;
a degree of isolation requirement;
an area traffic capacity requirement;
a mobility requirement;
a UE speed requirement;
a delay tolerance;
a deterministic communication;
download (DL) and/or upload (UL) throughput per UE;
at least one of a DL and UL throughput per network slice;
a maximum packet size;
a maximum number of connections;
Key performance indicator (KPI) monitoring;
one or more supported access technologies;
user management open;
one or more Vehicle-to-Anything (V2X) models;
term density;
an activity factor;
Jitter;
Survival time; and
Reliability.
19. The method according to claim 10 , further comprising:
obtaining at least one of:
NSI status information from the network system, and
application information related to the at least one application; and
providing the request for at least one of selection and adjustment of a NSI based on at least one of the NSI status information and the application information.