Huawei Technologies Co., Limited

Future Wei Technologies, Inc.

Chengdu New Radiomedicine Technology Co., Ltd.

Zhuoming Li

Hongxing Wang

Hui Ding

Xiaobo Wang

Xin Song

Qiang Ge

Xianjin Luo

Jing Lu

Maoliang Li

Chixiang Zhang

Xiaosheng Zhao

Jiming Cai

Shuang Zhang

Dongmei Li

Xuezheng Hu

Jun Zhang

A slice control method and apparatus are provided. The method includes: a policy control network element receives, from a slice access control network element, slice access status information of a network slice, the slice access status information comprises information indicating a network slice traffic bandwidth of the network slice; determines, based on the current slice access status information of the network slice, that the network slice traffic bandwidth exceeds a corresponding maximum value allowed by configuration; generates, in response to the determination, first session policy control information for a first session in the network slice; and sends the first session policy control information to a session management network element corresponding to the first session, the first session policy control information being for policy control on the first session.

Slice control method and apparatus

This application discloses a communication method and apparatus. A first AMF device receives a first request message, where the first request message includes an identifier of a first network slice that a terminal requests to access and an identifier of a tracking area in which the terminal is located. When the first AMF device determines that the tracking area supports the first network slice, the first AMF device sends a response message, where the response message includes a first radio access selection priority index corresponding to the first network slice. The first radio access selection priority index is for selection of an access network device that supports the first network slice at the terminal. Even if an access network device currently accessed by the terminal does not support the first network slice, the terminal may re-access the access network device that supports the first network slice.

Communication method and apparatus

This application provides a data processing method and apparatus, and relates to the field of communications technologies. The method is implemented by a data analysis network element and includes receiving an analysis request from a requester, and after receiving the analysis request, obtaining load data of a target network element based on the analysis request. The method further includes generating an analysis result of the target network element based on the obtained load data, and sending the analysis result to the requester. The analysis request includes information about the target network element, and the load data includes service load information.

Data processing method and apparatus

A data obtaining method and system, and an apparatus thereof. A network data analytics network element determines a data source to which to-be-obtained data belongs. Based on first information, an object identifier that is of the data source and that is in an operation, administration, and maintenance OAM system is determined. The network element sends a first request to the OAM system. The first request includes the object identifier. The first request is for requesting to obtain the to-be-obtained data.

Data obtaining method and system, and apparatus thereof

Embodiments of this application provide a method for controlling use of a network slice, an apparatus, and a system. The method includes: A first network element receives a first message used to request access of a terminal device to a target network slice. The target network slice covers a plurality of regions including a first region, and the first region is a region in which the terminal device is currently located. Further, the first network element determines, based on a first condition, whether to allow the terminal device to access the target network slice. The first condition includes: whether a service usage of the target network slice in the first region exceeds a first service limit.

Method for controlling use of network slice, apparatus, and system

A method includes: sending, by a first service entity, a first request to a second service entity, where the first service entity is configured to manage a network slice instance, and the second service entity is configured to manage an alarm of a network function instance, where the first request includes identifier information of a VNF instance; the first request is used to request a virtualized resource alarm carrying the identifier information; and there is a correspondence between the VNF instance and a first network slice instance managed by the first service entity; and receiving, by the first service entity, a first response from the second service entity, where the first response carries the virtualized resource alarm.

Alarm method and apparatus

This application discloses a communication method and a communications apparatus, and relates to the communications field. The communication method includes: obtaining, by a network data analytics function network element, an application information target value of a network slice in a specified location area; obtaining, by the network data analytics function network element, a network running information target value of the network slice in the specified location area based on an association relationship between application information and network running information and the application information target value, where the association relationship is used to describe an association relationship between application information and network running information when a communications service provided by the network slice in the specified location area meets a service level agreement SLA; and sending, by the network data analytics function network element, the network running information target value to an operation, administration, and maintenance server.

Communication method and communications apparatus

A network data analytics method and apparatus are provided. The method includes receiving, by a network repository function network element, a first message from a first device, where the first message is used to discover a network data analytics function network element, and the first message carries a first analytics identifier and first analytics filtering information.

Network data analytics method and apparatus

One example method includes receiving, by a network slice selection function network element, a first message from a mobility management network element, where the first message includes network slice selection assistance information (NSSAI) subscribed to by a terminal and slice subscription information of n third-party service providers (SPs) corresponding to the NSSAI subscribed to by the terminal, and slice subscription information of a third-party SP comprises a first identifier. The network slice selection function network element can obtain, based on the first identifier, first mapping information corresponding to each third-party SP. The network slice selection function network element can determine allowed NSSAI for the terminal based on the NSSAI subscribed to by the terminal and the first mapping information, where the allowed NSSAI is used to indicate one or more network slices that the terminal is allowed to access in a visited network of the terminal.

Network slice selection method, device, and system

A method, device, and system for ensuring a service level agreement (SLA) of an application, where the method includes: obtaining, by an application function (AF) entity, information about a first network slice instance (NSI) that is in network slice instances between a specified location and a target network and whose SLA support capability meets a subscribed SLA requirement of the application, and sending a notification message including the information about the first NSI, where the notification message includes the information about the first NSI, to establish a new session in the first NSI for a terminal.

Method, device and system for ensuring service level agreement of application

A method and an apparatus for allocating a resource to a network slice resolves a problem in the current technology that utilization of radio resource utilization cannot be improved. The method includes: sending, by an access network device, a request message to an AMF, where the request message is used to request resource allocation reference information of a network slice group, the resource allocation reference information includes running information of a network slice or running information of the network slice group, and the network slice belongs to the network slice group; after receiving the request message, sending, by the AMF, the resource allocation reference information to the access network device; receiving, by the access network device, the resource allocation reference information from the AMF; and updating, by the access network device, a radio resource of the network slice group based on the resource allocation by reference.

Method and apparatus for allocating resource to network slice

A network slice deployment method and an apparatus, where the method includes: obtaining, by a network slice management function (NSMF) network element, network slice requirement information, where the network slice requirement information includes a service requirement that needs to be implemented by a to-be-deployed network slice instance (NSI); determining a network service deployment (NSD) template and network function information that correspond to the service requirement; and generating a network functions virtualization (NFV) deployment policy for performing network functions virtualization deployment of the NSI.

Network slice deployment method and apparatus

Embodiments of the present invention provide a method, an apparatus, and a system for creating a network slice. The method includes: receiving, by a network slice control function (NSCF) entity, a service deployment command sent by a network slice management function NSMF entity; obtaining, by the NSCF entity, a service-related requirement parameter, a model, a policy, and a plan of a network slice, and registration information of a network function entity based on the service deployment command; generating, by the NSCF entity, a service configuration scheme of the network function entity based on the model and the policy of the network slice and one or more of the service-related requirement parameter, the registration information of the network function entity, and the plan of the network slice; and sending, by the NSCF entity, the service configuration scheme to the network function entity. Therefore, a network slice can be automatically created.

Method and apparatus for creating network slice, and communications system

Embodiments of the present application provide a slice instance management method and apparatus. The method includes: receiving, by a slice instance management node, a first service request from an operator system, where the first service request includes information about a management operation to be performed by the operator system on a first network element, and the first network element is a network element in a slice instance managed by the slice instance management node; and if the first service request is within first management rights, sending the information about the management operation to be performed by the operator system on the first network element to the first network element, where the first management rights are management rights of the operator system for the slice instance that are included in a description file of the instance management node.

Slice instance management method and apparatus

A call establishing method comprising registering with a server to obtain authorization credentials, obtaining a client encryption key using the authorization credentials, wherein the client encryption key is uniquely associated with a web session, establishing a media session for the web session, creating a client side call state for the media session using the client encryption key, wherein the client side call state comprises call information that is associated with the web session and the media session, and wherein the client side call state is encrypted using the client encryption key, and storing the client side call state within a network device.

Growing community of inventors

Xi'an, China

Zhuoming Li