WO2023185722A1 - 通信业务保障方法及装置 - Google Patents

通信业务保障方法及装置 Download PDF

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Publication number
WO2023185722A1
WO2023185722A1 PCT/CN2023/084043 CN2023084043W WO2023185722A1 WO 2023185722 A1 WO2023185722 A1 WO 2023185722A1 CN 2023084043 W CN2023084043 W CN 2023084043W WO 2023185722 A1 WO2023185722 A1 WO 2023185722A1
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network function
function configuration
network
communication service
configuration
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PCT/CN2023/084043
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English (en)
French (fr)
Inventor
张健
陆杨
王曼
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华为技术有限公司
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Publication of WO2023185722A1 publication Critical patent/WO2023185722A1/zh

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/24Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]

Definitions

  • the present application relates to the field of wireless communication technology, and in particular, to a communication service guarantee method and device.
  • Deterministic communication refers to communication in which the message transmission time is within a given time threshold while ensuring transmission reliability. It can also be called time-sensitive communication (TSC). Deterministic communication includes two types: periodic and aperiodic. For periodic deterministic communication, the change time of the transmission interval is bounded. For example, the delay between the message sender sending the message and the message receiver receiving the sent message is within a limited time, and the delay is stable within the preset boundary. Some typical quality of service (QoS) characteristics of deterministic communication services include service availability, end-to-end delay, target transmission interval, minimum boundary value of transmission interval, maximum boundary value of transmission interval, and survival time. wait.
  • the third generation partnership project (3GPP) fifth generation mobile communication technology (5G) or its evolved communication system supports deterministic communication services.
  • the fifth generation mobile communication technology or its evolved communication system also supports non-deterministic communication services, such as best-effort communication services.
  • the existing technology can manage corresponding network capabilities for non-deterministic communication services, but how to manage and configure the network capabilities to support deterministic communication services according to the specific needs of deterministic communication services to achieve the guarantee of deterministic communication services? It is a problem that needs to be solved urgently.
  • Embodiments of the present application provide a communication service guarantee method and device, which are used to obtain the network function configuration that supports the demand information based on the demand information of the deterministic communication service, and realize the guarantee of the deterministic communication service.
  • a communication service guarantee method is provided, which is applied to the communication service guarantee management functional entity.
  • the method includes: obtaining deterministic communication service demand information from the communication service consumption functional entity.
  • the demand information includes delay requirements and reliability. Requirements, where the delay requirement is used to indicate that the transmission time of each data packet of the deterministic communication service is within the preset time threshold, and the reliability requirement is used to indicate that the packet loss rate of the deterministic communication service is within the preset range; according to the demand information Determine the network function configuration information.
  • the network function configuration information includes network function configuration or configuration requirement indication information.
  • the network function configuration or configuration requirement indication information is used to enable the managed object to obtain network capabilities that support the requirement information for deterministic communication services; provide the managed object with The object sends network function configuration information.
  • the communication service guarantee management function entity obtains the demand information of the deterministic communication service, including the delay requirement and reliability requirement, from the communication service consumption function entity, and then obtains the corresponding network function based on the demand information. Configuration information, and then sends network function configuration information to the managed object, so that the managed object configures network functions according to the network function configuration, obtains network capabilities that support the delay requirements and reliability requirements, and realizes deterministic communication services Assure.
  • sending network function configuration information to the managed object includes: sending For network function configuration, the assigned management entity sends network function configuration to the managed object; or sends configuration requirement indication information to the assigned management entity, and the assigned requirement indication information is used by the assigned management entity to obtain network function configuration; through The assigned management entity sends network function configuration to the managed object.
  • the deterministic communication service includes periodic deterministic communication service and aperiodic deterministic communication service.
  • the delay requirement is also used for Indicates that the delay jitter of each data packet is within the second preset time threshold.
  • the method before obtaining the demand information of the deterministic communication service from the communication service consumption functional entity, the method further includes:
  • Obtain deterministic communication service demand information from the communication service consumption functional entity including:
  • the demand information of the deterministic communication service is generated according to the guarantee intention of the deterministic communication service obtained from the communication service consumption function entity.
  • managed objects include one or more of the following: network slicing, radio access network RAN network element, core network CN network element, transmission network TN network element, RAN network slice subnet, CN network Slice subnet, or TN network slice subnet.
  • the network function configuration includes delay-related network function configuration and/or reliability-related network function configuration.
  • RAN delay-related network function configuration includes at least one of the following: subframe length less than the preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, packet data convergence layer PDCP out-of-order delivery function , or a low-latency connection switching method; or
  • Network function configuration related to CN delay includes at least one of the following: local user plane function UPF configuration, multi-access edge computing MEC configuration, and business continuity policy.
  • delay-related network function configuration is performed based on the demand information of deterministic communication services, including RAN delay-related network function configuration and CN delay-related network function configuration, mainly considering that it can be Reduce the delay during communication connection, communication switching, or data transmission to meet the low-latency requirements of deterministic communication services.
  • the reliability-related network function configuration includes CN reliability-related network function configuration and/or RAN reliability-related network function configuration
  • the RAN reliability-related network function configuration includes at least one of the following: Physical downlink control channel PDCCH reliability enhancement configuration, physical layer multi-slot continuous transmission, PDCP multi-connection redundant transmission, multi-transmission point cooperative transmission, reliability connection switching method; or
  • reliability-related network function configurations are performed based on the demand information of deterministic communication services, including RAN reliability-related network function configurations and CN reliability-related network configurations, mainly considering that Redundant connection points, redundant transmission lines and redundant transmission data packets are added to improve reliability and meet the high reliability requirements of deterministic communication services.
  • the requirement information is included in the business requirement template of the network slice or the requirement template of the network slice subnet.
  • a communication service guarantee method which is applied to managed objects.
  • the method includes:
  • the demand information includes delay requirements and reliability requirements, where the delay requirements are used to indicate that the transmission time of each data packet of the deterministic communication service is within the preset time. Within the threshold, reliability requirements are used to indicate that the packet loss rate of deterministic communication services is within the preset range;
  • managed objects include one or more of the following: network slicing, radio access network RAN network element, core network CN network element, transmission network TN network element, RAN network slice subnet, CN network Slice subnet, or TN network slice subnet.
  • the delay-related network function configuration includes CN delay-related network function configuration and/or RAN delay-related network function configuration;
  • RAN delay-related network function configuration includes at least one of the following: subframe length less than the preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, packet data convergence layer PDCP out-of-order delivery function , or a low-latency connection switching method; or
  • Network function configuration related to CN delay includes at least one of the following: local user plane function UPF configuration, multi-access edge computing MEC configuration, and business continuity policy.
  • the reliability-related network function configuration includes CN reliability-related network function configuration and RAN reliability-related network function configuration;
  • Network function configurations related to RAN reliability include at least one of the following: physical downlink control channel PDCCH reliability enhancement configuration, physical layer multi-practice continuous transmission, PDCP multi-connection redundant transmission, multi-transmission point cooperative transmission, and reliability connection switching method; or
  • Network function configurations related to CN reliability include: UPF multi-connection redundant transmission method.
  • the method further includes: sending a response message to the communication service assurance management function entity or the assignment management entity, where the response message includes configuration result information for network function configuration.
  • a communication service guarantee device which is applied to the communication service guarantee management functional entity.
  • the device includes:
  • the receiving unit is used to obtain the demand information of the deterministic communication service from the communication service consumption function entity.
  • the demand information includes delay requirements and reliability requirements, where the delay requirement is used to indicate the transmission time of each data packet of the deterministic communication service in Within the preset time threshold, the reliability requirements are used to indicate that the packet loss rate of the deterministic communication service is within the preset range;
  • a processing unit configured to determine network function configuration information based on demand information.
  • the network function configuration information includes network function configuration or configuration requirement indication information.
  • the network function configuration or configuration requirement indication information is used to enable the managed object to obtain the requirement to support deterministic communication services. information network capabilities;
  • the sending unit is used to send network function configuration information to the managed object.
  • sending the network function configuration to the managed object includes: sending the network function configuration to an assignment management entity, and sending the network function configuration to the managed object through the assignment management entity. Configuration; or sending the configuration requirement indication to the assigned management entity, where the assigned requirement indication is used for the assigned management entity to obtain network function configuration; and sending the configuration request to the managed entity through the assigned management entity.
  • the object sends the network function configuration.
  • the receiving unit before obtaining the demand information of the deterministic communication service from the communication service consumption functional entity, the receiving unit is also used to:
  • the processing unit is specifically used for:
  • the demand information of the deterministic communication service is generated according to the guarantee intention of the deterministic communication service obtained from the communication service consumption function entity.
  • managed objects include one or more of the following: network slicing, radio access network RAN network element, core network CN network element, transmission network TN network element, RAN network slice subnet, CN network Slice subnet, or TN network slice subnet.
  • the network function configuration includes delay-related network function configuration and/or reliability-related network function configuration.
  • the delay-related network function configuration includes CN delay-related network function configuration and/or RAN delay-related network function configuration;
  • RAN delay-related network function configuration includes at least one of the following: subframe length less than the preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, packet data convergence layer PDCP out-of-order delivery function , or low-latency connection switching device; or
  • Network function configuration related to CN delay includes at least one of the following: local user plane function UPF configuration, multi-access edge computing MEC configuration, and business continuity policy.
  • the reliability-related network function configuration includes CN reliability-related network function configuration and/or RAN reliability-related network function configuration
  • the RAN reliability-related network function configuration includes at least one of the following: Physical downlink control channel PDCCH reliability enhancement configuration, physical layer multi-slot continuous transmission, PDCP multi-connection redundant transmission, multi-transmission point cooperative transmission, reliability connection switching method; or
  • CN reliability-related network function configurations include: UPF multi-connection redundant transmission device.
  • the requirement information is included in the business requirement template of the network slice or the requirement template of the network slice subnet.
  • a communication service guarantee device which is applied to managed objects.
  • the device includes:
  • the network function configuration is used to enable the managed object to obtain network capabilities that support deterministic communication service demand information.
  • the demand information includes delay requirements and reliability requirements. , where the delay requirement is used to indicate that the transmission time of each data packet of the deterministic communication service is within the preset time threshold, and the reliability requirement is used to indicate that the packet loss rate of the deterministic communication service is within the preset range;
  • managed objects include one or more of the following: network slicing, radio access network RAN network element, core network CN network element, transmission network TN network element, RAN network slice subnet, CN network Slice subnet, or TN network slice subnet.
  • the network function configuration includes delay-related network function configuration and/or reliability-related network function configuration.
  • the delay-related network function configuration includes CN delay-related network function configuration and/or RAN delay-related network function configuration;
  • RAN delay-related network function configuration includes at least one of the following: subframe length less than the preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, packet data convergence layer PDCP out-of-order delivery function , or low-latency connection switching device; or
  • Network function configuration related to CN delay includes at least one of the following: local user plane function UPF configuration, multi-access edge computing MEC configuration, and business continuity policy.
  • the reliability-related network function configuration includes CN reliability-related network function configuration and RAN reliability-related network function configuration;
  • Network function configurations related to RAN reliability include at least one of the following: physical downlink control channel PDCCH reliability enhancement configuration, physical layer multi-practice continuous transmission, PDCP multi-connection redundant transmission, multi-transmission point cooperative transmission, and reliability connection switching method; Or network function configuration related to CN reliability includes: UPF multi-connection redundant transmission device.
  • the sending unit is also configured to send a response message to the communication service guarantee management function entity or the assignment management entity, where the response message includes configuration result information for network function configuration.
  • embodiments of the present application provide a network device or terminal device, including:
  • At least one processor coupled to said memory
  • the instruction when the at least one processor executes the instruction, the instruction causes the processor to execute the method described in any one of the first aspect or the second aspect.
  • embodiments of the present application provide a chip system, including: a processor, the processor is coupled to a memory, and the memory is used to store programs or instructions. When the program or instructions are executed by the processor , so that the chip system implements the method of any one of the above first or second aspects.
  • the chip system further includes an interface circuit for exchanging code instructions to the processor.
  • processors in the chip system there may be one or more processors in the chip system, and the processor may be implemented by hardware or software.
  • the processor may be a logic circuit, an integrated circuit, or the like.
  • the processor may be a general-purpose processor implemented by reading software code stored in memory.
  • the memory may be integrated with the processor or may be provided separately from the processor, which is not limited by this application.
  • the memory can be a non-transient processor, such as a read-only memory ROM, which can be integrated on the same chip as the processor, or can be separately provided on different chips.
  • This application describes the type of memory, and the relationship between the memory and the processor. There is no specific limitation on how the processor is configured.
  • embodiments of the present application provide a computer-readable storage medium on which a computer program or instructions are stored. When the computer program or instructions are executed, the computer is caused to execute the method of the first aspect or the second aspect.
  • embodiments of the present application provide a computer program product, which when a computer reads and executes the computer program product, causes the computer to execute the method in any possible implementation of the first aspect or the second aspect.
  • embodiments of the present application provide a communication system, which includes the devices of the third aspect and/or the fourth aspect.
  • Figure 1 is a flow chart of a communication service guarantee method provided by an embodiment of the present application
  • Figure 2 is a flow chart of a communication service guarantee method provided by an embodiment of the present application.
  • Figure 3 is a flow chart of a communication service measurement method provided by an embodiment of the present application.
  • Figure 4 is a flow chart of another communication service measurement method provided by an embodiment of the present application.
  • Figure 5 is a structural block diagram of a communication service guarantee device provided by an embodiment of the present application.
  • FIG. 6 is a structural block diagram of another communication service guarantee device provided by an embodiment of the present application.
  • Figure 7 is a schematic diagram of the hardware structure of a communication device in an embodiment of the present application.
  • an embodiment means that a particular feature, structure or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application.
  • the appearances of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art understand, both explicitly and implicitly, that the embodiments described herein may be combined with other embodiments.
  • Figure 1 is a flow chart of a communication service guarantee method provided by an embodiment of the present application. As shown in Figure 1, the method includes the following steps:
  • the NSMF consumer sends communication service requirements to the NSMF entity.
  • the network architecture for ensuring communication services consists of network slice management function (NSMF) consumers, NSMF entities, provisioning management entities and managed objects.
  • NSMF network slice management function
  • the NSMF consumer can be a demand input module used by industry vertical tenants, etc. It is an entity that submits network slicing requirements.
  • the NSMF entity is used to receive network slice requirements, convert the received network slice requirements into network slice subnet requirements, and send the network slice subnet requirements to the network slice subnet management function (NSSMF).
  • the managed objects may specifically include one or more of the following: network slice, wireless access network (RAN) network element, core network (CN) network element, transmission network (transmission network) , TN) network element, RAN network slice subnet, CN network slice subnet, TN network slice subnet, etc., where network slice refers to the CN network slice subnet, RAN network slice subnet and/or TN network slice subnet. combination.
  • the network architecture also includes a provisioning management entity, which is used to receive network function configuration or configuration requirement indication information sent by the NSMF entity, generate configuration information of managed objects based on these requirements, and send the configuration information to the corresponding The managed object allows the managed object to configure itself according to the configuration information.
  • a provisioning management entity which is used to receive network function configuration or configuration requirement indication information sent by the NSMF entity, generate configuration information of managed objects based on these requirements, and send the configuration information to the corresponding The managed object allows the managed object to configure itself according to the configuration information.
  • Communication business requirements can be service level specification (SLS) or quality of service (QoS) requirements.
  • SLS refers to the relevant technical indicators and specifications in the service level agreement (service level agreement, SLA).
  • QoS is a technology that provides better service capabilities for designated network communications and is used to solve problems such as network delay and congestion.
  • communication service requirements refer to requirement information such as SLS or QoS provided to the NSMF entity through the service network slice service description template (ServiceProfile).
  • the NSMF entity receives the communication service requirements (in the form of network slice service description template), it can decompose the service requirements and obtain the slice service requirements corresponding to each managed object, which is the service in the form of network slice description template (SliceProfile) need.
  • SliceProfile can include TopSliceProfile, RANSliceProfile, CNSliceProfile, TNSliceProfile.
  • the requirement information can be included in the application requirement template, and the application requirement template can be included in the ServiceProfile or each SliceProfile. Decompose the communication service requirements into slice service requirements.
  • the decomposed slice service requirements can be: the delay requirement of the RAN slice subnet is less than 15s, and the TN slice delay requirement is less than 15s.
  • the delay requirement of the subnet is less than 5s, and the delay requirement of the CN slice subnet is less than 5s.
  • the NSMF entity analyzes or prepares network function configuration or configuration requirement indication information based on slice service requirements. After the NSMF entity obtains the slicing service requirements corresponding to each managed object, it can determine the network function configuration of each managed object based on the slicing service requirements. For example, in order to meet latency requirements, on the one hand, it is necessary to ensure that RAN, CN, and TN can transmit normally, and on the other hand, bandwidth is also required. Therefore, network function configuration can include connection configuration and bandwidth configuration.
  • the NSMF entity sends the determined network function configuration to the managed object, or the NSFM sends the determined network function configuration to the assignment management entity, and the assignment management entity forwards it to the managed object.
  • the managed object sends a configuration response message to the assignment management entity or NSMF entity.
  • the managed object configures its own network functions based on the received network function configuration information. After the configuration is completed, the configuration response message is fed back to the NSMF entity or the configuration response message is fed back to the assignment management entity, and then the assignment management entity forwards the configuration response message to the NSMF entity.
  • the configuration response message is used to feedback whether the configuration is successful or its actual function configuration, etc.
  • the NSMF entity sends a communication service requirement processing response message to the NSMF consumer.
  • the communication service demand processing response message sent by the NSMF entity to the NSMF consumer can be a configuration response message sent by the managed object that is directly forwarded, or it can be a configuration response message received by NSMF after further interpretation and packaging processing. , and then sends the communication service demand processing response message to the NSMF consumer.
  • Figure 2 is a flow chart of a communication service guarantee method provided by an embodiment of the present application, which is used to ensure the execution of deterministic communication services. As shown in Figure 2, the method includes the following steps:
  • the communication service guarantee management functional entity obtains deterministic communication service demand information from the communication service consumption functional entity;
  • the demand information includes delay requirements and reliability requirements, where the delay requirements are used to indicate that the transmission time of each data packet of the deterministic communication service is within a preset time threshold, and the reliability requirements are used to indicate the packet loss rate of the deterministic communication service. within the preset range.
  • Transmission time refers to the time required for a data packet to be sent from the sender to received by the receiver.
  • the communication service assurance management functional entity refers to the management plane entity used for communication service assurance for deterministic communication services. This entity can be an independent entity or a combined entity with the NSMF entity, that is, the communication service assurance management functional entity It is a functional module of NSMF entity.
  • the communication service guarantee management functional entity also supports distributed deployment. For example, it is divided into a central communication service guarantee function entity and a distributed communication service guarantee function entity.
  • the former is located in the cross-domain management layer and can cover, for example, RAN domain management, CN domain management, and TN domain. Two or more management scopes in management, the latter is located in a single domain management layer, for example, it can only cover RAN domain management or CN domain management or TN domain management or part of each domain management.
  • the entity responsible for cross-domain management can be co-located with NSMF, and the entity responsible for single-domain management can be co-located with RAN NSSMF and/or CN NSSMF and/or TN NSSMF.
  • the communication service consumption function entity can be, for example, other management function entities, such as NSMF, or consumers of NSMF, such as demand input modules used by vertical industry tenants, etc., which submit network slicing requirements to the communication service assurance management function entity. entity.
  • the communication service consumption function entity and the communication service guarantee management function entity can communicate and connect through the service management interface. Specifically, for example, messages can be transmitted through HTTP2.
  • the communication service consumption functional entity needs to create or modify a network slice that supports deterministic communication services, for example, when a vertical industry tenant needs to obtain network slicing services from a supplier to support the campus industrial control application of the vertical industry tenant, it can provide the communication service to the communication service. Ensure that the management function entity sends demand information for deterministic communication services.
  • the demand information of the deterministic communication service received by the communication service guarantee management function entity includes the delay requirement and the reliability requirement, and the delay requirement is used to indicate that each data packet of the deterministic communication service is sent from the sending end to the receiving end.
  • the received time difference is within the preset time threshold.
  • Reliability requirements are used to indicate that the packet loss rate of deterministic communication services is within a preset range.
  • the packet loss rate can refer to the packet loss rate of a complete communication service process. For example, a communication service needs to send a total of 100 data packets, and any one of the data packets is lost during the transmission process, then the packet loss rate of the communication service is 1%.
  • Deterministic communication services have high accuracy requirements for delay and reliability requirements.
  • Data packets with delay greater than the preset threshold may cause subsequent data packets to fail to arrive at the receiving end on time.
  • Packet loss rates greater than the preset range may cause business failure. Unable to execute successfully.
  • the preset time threshold is 200ms (milliseconds), that is, the transmission delay of each data packet must be less than 200ms.
  • the preset range is, for example, 0.01%, which means that the packet loss rate of the communication service must be less than 0.01%. For example, when the transmission delay of deterministic communication service data packet 1 is greater than 200ms, and the packet loss rate of the communication service is 0, then data packet 1 can be discarded, and the communication service packet loss rate is 0.001%.
  • the packet loss rate is less than 0.01%, communication business can continue.
  • the transmission delay of data packet 2 is greater than 200ms, data packet 2 is discarded and the communication service packet loss rate reaches 0.02%. At this time, the packet loss rate is not within the preset range and the communication service cannot continue.
  • the deterministic communication service includes periodic deterministic communication service and aperiodic deterministic communication service.
  • the delay requirement is also used to indicate each data
  • the delay jitter of the packet is within the second preset time threshold, that is to say, the delay difference of the deterministic communication service in different periods needs to be within a stable range. For example, in the previous period T1, the transmission delay of each data packet is 30ms. Assuming that the second preset time threshold is ⁇ 5ms, then in the next period T2, the transmission delay of each data packet needs to be between 25ms and 35ms.
  • the method also includes: obtaining the guarantee intention of carrying out the deterministic communication service from the communication service consumption function entity; obtaining the determination from the communication service consumption function entity
  • the demand information of the deterministic communication service includes: generating the demand information of the deterministic communication service based on the guarantee intention of the deterministic communication service obtained from the communication service consuming function entity.
  • demand information can be provided through the service network slice service description template, and demand information not provided in this way can be called communication service guarantee intent.
  • the communication service guarantee management functional entity obtains the communication service guarantee intention, it can assemble it into a service network slice business description template to obtain the communication service requirements.
  • the corresponding demand information needs to include both delay requirements and reliability requirements. This will greatly reflect the characteristics of deterministic communication services and will also be beneficial to communication service guarantees.
  • the management function entity determines whether the current communication service is a deterministic communication service, thereby facilitating the subsequent process of determining network function configuration.
  • the communication service guarantee management function entity determines the network function configuration information based on the demand information.
  • the network function configuration information includes network function configuration or configuration requirement indication information.
  • the network function configuration or configuration requirement indication information is used to enable the managed object to support deterministic communication.
  • Business needs information network capabilities.
  • the communication service guarantee management functional entity After the communication service guarantee management functional entity obtains the demand information, it can determine the network function configuration of the deterministic communication service based on the demand information.
  • the network function (managed object) includes multiple NSSMFs. Then the demand information can be divided into multiple slice requirements first, and then the corresponding network function configuration is generated according to the slice requirements.
  • the network function configuration can include Including delay-related network function configuration and reliability-related network function configuration.
  • the delay-related network function configuration can be divided into RAN delay-related network function configuration and CN delay-related network function configuration according to NSSMF.
  • RAN delay-related network function configurations may include one or more of the following: subframe length less than a preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, and packet data aggregation Protocol (Packet Data Convergence Protocol, PDCP) layer out-of-order delivery function, low-latency connection switching method.
  • PDCP Packet Data Convergence Protocol
  • the subframe length less than the preset threshold means that the subframe length is configured to an extremely short value.
  • the preset threshold can be 1ms.
  • An extremely short subframe length can increase the data packet transmission rate and reduce the data packet transmission delay.
  • the full name of authorization-free scheduling is uplink authorization-free scheduling. It means that the base station activates an uplink authorization to the terminal. If the terminal does not receive the deactivation, it will always use the resources specified by the first uplink authorization for uplink data packet transmission. There is no need to perform uplink authorization every time a data packet is sent.
  • the low-latency random access method refers to a method in which random access resources are pre-configured so that random access can be completed in fewer steps.
  • the low-latency uplink feedback method refers to feedback transmission that can achieve multiple hybrid automatic redundant retransmissions in one time slot.
  • the low-latency connection switching method refers to the UE multi-connection switching method or random access resources are pre-configured in the target cell.
  • the communication service assurance management function entity determines the network function configuration related to RAN delay based on the demand information, it can specifically determine the preset threshold that the subframe length needs to be less than, or determine whether to enable authorization-free scheduling, low-latency random access, Low-latency uplink feedback method, packet PDCP layer out-of-order delivery function, low-latency connection switching method, etc.
  • Network function configuration related to CN delay can include one or more of the following: local user plane function (UPF) configuration, multi-access edge computing (MEC) configuration, business continuity policy , where the local UPF configuration refers to selecting the UPF that is close to the cell network where the user accesses to establish a service session, and the MEC configuration refers to selecting the MEC which is close to the cell network where the user accesses for business processing.
  • the business continuity strategy refers to the switching strategy of the UE between UPFs, such as maintaining the source UPF connection and then releasing the source UPF connection after successfully accessing the target UPF.
  • the communication service assurance management function entity determines the network function configuration related to CN delay. Specifically, it can determine whether to enable local UPF configuration, MEC configuration, whether to enable business continuity policy, and the specific continuity policy to be enabled, etc.
  • delay-related network function configuration is performed based on the demand information of deterministic communication services, including RAN delay-related network function configuration and CN delay-related network configuration, mainly by reducing the communication connection process , the delay during the communication switching process or the data transmission process meets the low-latency requirements of deterministic communication services.
  • the network function configuration related to RAN reliability may specifically include one or more of the following: physical downlink control channel (PDCCH) reliability enhancement configuration, physical layer multi-practice continuous transmission, PDCP multi-connection redundant transmission, Multi-transmission point collaborative transmission, reliable connection switching method.
  • the PDCCH reliability enhancement configuration refers to more streamlined PDCCH downlink control information.
  • Physical layer multi-slot continuous transmission refers to transmitting different redundant versions or the same redundant version of data packets in multiple consecutive time slots.
  • PDCP multi-connection redundant transmission means that the UE sends or receives the same PDCP data packet with multiple cells.
  • Multipoint transmission coordinated transmission refers to the transmission of physical layer data coding blocks between the UE and multiple transmission receiving points.
  • the reliable connection switching method refers to the UE multi-connection (including dual connection) switching method or conditional switching method.
  • the communication service assurance management functional entity determines the network function configuration related to RAN reliability. Specifically, it may select one or more of the above configuration methods according to the reliability requirements.
  • the network function configuration related to CN reliability may include the UPF multi-connection redundant transmission method, which specifically means that the UE establishes at least one redundant session connection through one or more UPFs.
  • reliability-related network function configurations are performed based on the demand information of deterministic communication services, including network function configurations related to RAN reliability and CN reliability-related network configurations, mainly by adding redundant connections. points, redundant transmission lines and redundant transmission data packets to achieve the effect of reducing packet loss rate and improving reliability, thereby Meet the high reliability requirements of deterministic communication services.
  • the demand information of the reliability service may also include rate demand information, such as rate average, rate maximum, rate minimum, and/or rate guarantee value; may include data packet length demand information, such as data packet The average length, the maximum length, and/or the minimum length; it may also include maximum session number requirement information (ie, the maximum number of service connections).
  • rate demand information such as rate average, rate maximum, rate minimum, and/or rate guarantee value
  • data packet length demand information such as data packet The average length, the maximum length, and/or the minimum length
  • it may also include maximum session number requirement information (ie, the maximum number of service connections).
  • PLC programmable logical controller
  • step 1
  • Delay requirement information transmission time interval information (average I frame delay 250ms), survival time information (1000ms), combined information of delay and reliability (average I frame delay 250ms, jitter 20ms, packet loss rate 0.01%) .
  • Rate requirement information combined information of rate and reliability (average rate 30Mbps, packet loss rate 0.01%).
  • Delay requirement information transmission time interval information (30ms), survival time information (100ms), combined delay and reliability information (30ms, jitter 2ms, packet loss rate 0.01%).
  • Rate requirement information combined information of rate and reliability (average rate 100Kbps, packet loss rate 0.01%).
  • the communication service assurance management functional entity decomposes the obtained demand information into each network slice subnet and obtains the slice demand information, which can be presented in the form of a network slice description template (SliceProfile).
  • the decomposed requirement information of each application can be assembled through the application requirement template AppProfile and included in each SliceProfile.
  • Delay requirement information transmission time interval information (I frame average delay of 250ms is decomposed into RAN network slice subnet, CN network slice subnet and TN network slice subnet as 150ms, 50ms and 50ms respectively), survival time information (1000ms decomposed To the RAN network slice subnet, CN network slice subnet and TN network slice subnet are 800ms, 100ms, 100ms respectively), the combined information of delay and reliability (I frame average delay decomposition information is as above, jitter 20ms, packet loss rate of 0.01% is applicable to RAN network slicing subnet, CN network slicing subnet and TN network slicing subnet).
  • Rate requirement information combined information of rate and reliability (average rate of 30Mbps and packet loss rate of 0.01% are applicable to RAN network slicing subnet, CN network slicing subnet and TN network slicing subnet).
  • Packet length requirement information (average xxBype is applicable to RAN network slicing subnets and CN network slicing subnets) and TN network slice subnet).
  • Delay requirement information transmission time interval information (30ms is decomposed into RAN network slicing subnet, CN network slicing subnet and TN network slicing subnet are 20ms, 5ms, 5ms respectively), survival time information (100ms is decomposed into RAN network slicing subnet) network, CN network slice subnet and TN network slice subnet are 80ms, 10ms, 10ms respectively), the combined information of delay and reliability (the average delay decomposition is as above, jitter 2ms, packet loss rate 0.01% are all applicable to RAN networks Slice subnet, CN network slice subnet and TN network slice subnet).
  • Rate requirement information combined information of rate and reliability (the average rate of 100Kbps and the packet loss rate of 0.01% are applicable to RAN network slicing subnets, CN network slicing subnets and TN network slicing subnets).
  • Packet length requirement information (average xxBype is applicable to RAN network slice subnet, CN network slice subnet and TN network slice subnet).
  • Information on the maximum number of sessions or connections required (50 are applicable to RAN network slicing subnets, CN network slicing subnets and TN network slicing subnets).
  • Step 3 The communication service assurance management functional entity determines the video surveillance application and application based on the demand information or the slicing demand information after decomposition into the RAN network slicing subnet, CN network slicing subnet and TN network slicing subnet (or directly based on the demand information).
  • the PLC control application is a deterministic communication service, and then determines the appropriate network function configuration that supports the deterministic communication service, such as related ultra-reliable and low-latency communication (URLLC) Network function configuration strategy.
  • URLLC ultra-reliable and low-latency communication
  • Specific network function configuration includes one or more of the following information (switching strategy for network functions or function combinations):
  • RAN network resource policy configuration (1) Service-based resource reservation policy: Based on the existing network slice-level guaranteed resources, priority resources and shared resources, further configure corresponding guaranteed resources and priority use for different applications. resources and shared resources. (2) Service-based resource pre-scheduling strategy: Configure wireless resources separately for different applications or wireless bearers, through Radio Resource Control (RRC), Media Access Control (MAC) or physical downlink control Activate wireless resources through channels such as PDCCH.
  • RRC Radio Resource Control
  • MAC Media Access Control
  • PDCCH Physical downlink control
  • the communication service assurance management function entity may not directly determine the network function configuration, but determine the configuration demand indication information, where the configuration demand indication information is used to indicate what needs to be obtained in order to meet the demand information. configuration requirements.
  • the communication service assurance management function entity obtains the configuration requirement indication information, it can send it to the assignment management entity, and the assignment management entity determines the network function of each managed object based on the configuration requirement indication information. Can be configured.
  • corresponding network function configurations are determined for the performance of deterministic communication services, mainly for the requirements of low latency and high reliability. These network function configurations can enable the entire communication network to obtain support for deterministic The network capability of communication business demand information provides guarantee for deterministic communication business.
  • the communication service guarantee management function entity sends network function configuration information to the managed object.
  • the communication service guarantee management function entity sends network function configuration information to the managed object. Specifically, the communication service guarantee management function entity sends the network function configuration to the assignment management entity, and sends the network function configuration to the managed object through the assignment management entity; or The communication service assurance management function entity sends configuration requirement indication information to the assigned management entity, and the assigned requirement indication information is used by the assigned management entity to obtain network function configuration; the communication service assurance management function entity sends configuration requirement information to the assigned management entity through the assigned management entity.
  • the managed object sends network function configuration.
  • the communication service assurance management function entity may perform one of the following operations:
  • the communication service guarantee management function entity sends the determined network function configuration to the managed object (managed object), or the communication service guarantee management function entity sends the determined network function configuration to the assignment management entity, and the assignment management entity Forwarded to managed objects.
  • the communication service guarantee management function entity sends the configuration requirement indication information to the assignment management entity, and the assignment management entity obtains the network function configuration according to the configuration requirement indication information, and then sends the network function configuration to the managed object.
  • the managed object After receiving the network function configuration, the managed object configures its own network function, such as the aforementioned delay-related network function configuration and/or reliability-related network function configuration of RAN, and the delay function configuration and/or reliability of CN. Related network function configuration, etc.
  • the method can also include the following steps:
  • the communication service assurance management function entity receives a response message sent by the managed object or the assignment management entity.
  • the response message includes configuration result information for network function configuration.
  • the communication service guarantee management function entity sends a demand information processing response message, including configuration result information, to the consumer of the deterministic communication service.
  • the managed object After the managed object completes the configuration of its own network functions, it sends a response message to the communication service assurance management function entity.
  • the response message includes configuration result information, which may specifically include whether the configuration is successful, or its actual network function configuration, etc.
  • the communication service guarantee management function entity After the communication service guarantee management function entity receives the response message, it can directly forward the response message to the NSMF consumer, or it can encapsulate the configuration result information in other messages and send it to the NSMF consumer to complete the entire deterministic communication service guarantee process.
  • the communication service guarantee management functional entity obtains the demand information of the deterministic communication service from the consumer end of the deterministic communication service. Since the demand information includes delay requirements and reliability requirements, it can be used to determine the service It is a deterministic communication service, and in order to obtain the network capabilities that support the requirement information of the deterministic communication service, the corresponding network function configuration needs to be determined. This process can effectively guarantee deterministic communication services.
  • the embodiment of the present application also provides a communication service measurement method. Please refer to Figure 3.
  • the method includes the following steps:
  • the communication service guarantee management function entity obtains the performance measurement and/or alarm information of the managed object used to support the deterministic communication service from the performance management entity or the alarm management entity.
  • the communication service guarantee management function entity performs the communication service guarantee management function entity based on the performance measurement and/or alarm information of the deterministic communication service. Obtain the performance of the managed object.
  • the communication service guarantee management function entity determines whether the difference between the performance of the managed object and the demand information corresponding to the deterministic communication service is greater than the first preset threshold.
  • the network function configuration can be determined based on the demand information of the deterministic communication service.
  • demand information and network function configuration refer to the description of the corresponding embodiment in Figure 2.
  • the communication service guarantee management function entity can send a first measurement request message to the performance management (performance management, PM) entity/alarm management (fault management, FM) entity to request to obtain the managed object to support the described
  • the performance measurement and/or alarm information of the deterministic communication service and then the communication service guarantee management functional entity determines the performance of the currently managed object based on these performance measurements and/or alarm information, and compares the performance with the demand information corresponding to the deterministic communication service Make a comparison to determine whether the managed object meets the requirements corresponding to the communication service after being modified or created according to the configuration of the network management function configuration, that is, to determine the difference between the performance of the managed object and the requirement information corresponding to the deterministic communication service Is the value greater than the first preset threshold?
  • the performance measurement and/or alarm information of the managed object used to support the deterministic communication service is obtained from the performance management entity or the alarm management entity through the communication service guarantee management function entity. According to the determination The performance measurement and/or alarm information of the deterministic communication service is used to obtain the performance of the managed object, and then the performance of the managed object is compared with the demand information corresponding to the deterministic communication service to determine whether the performance of the current managed object can meet the determined requirements. communication business needs in order to determine whether to re-determine the network function configuration and reconfigure the network functions of the managed objects in the future. On the one hand, this process can enable the managed object to configure effective network functions when needed. On the other hand, it can reduce unnecessary network functions when the current network configuration can meet the demand information of deterministic communication services. Configuration process to improve network communication efficiency.
  • the embodiment of the present application also provides another communication service measurement method. Please refer to Figure 4.
  • the method includes the following steps:
  • the communication service guarantee management function entity sends network function configuration to the managed object, or sends configuration requirement indication information to the assignment management entity.
  • the configuration requirement indication information is used to assign the management entity to obtain the network function configuration and send the network function configuration to the managed object.
  • the network function configuration is determined based on the deterministic service requirement information.
  • the communication service guarantee management function entity obtains the performance measurement and/or alarm information of the managed object used to support the deterministic communication service from the performance management entity or the alarm management entity according to the first time interval; or from the performance management entity Or the alarm management entity receives event-triggered performance measurement and/or alarm information.
  • Event triggering refers to performance data reporting triggered by performance measurement reaching a preset performance threshold or alarm information triggered by meeting preset alarm conditions.
  • the communication service guarantee management function entity obtains the performance of the managed object based on the performance measurement and/or alarm information of the deterministic communication service.
  • the communication service guarantee management function entity determines whether the difference between the performance of the managed object and the demand information corresponding to the deterministic communication service is less than a second preset threshold.
  • the network function configuration can be determined based on the demand information of the deterministic communication service.
  • demand information and network function configuration refer to the description of the corresponding embodiment in Figure 2, and after the network function configuration is determined, as As described in step 203 of the foregoing embodiment, the communication service guarantee management function entity sends network function configuration to the managed object, or sends configuration requirement indication information to the assignment management entity, so that the managed object configures its own network function according to the network function configuration.
  • the communication service guarantee management function entity periodically obtains the performance measurement and/or alarm information of the managed object used to support the deterministic communication service from the performance management entity/alarm management entity according to the first time interval (that is, it has been based on After the network function configuration of the managed object is created or modified based on the demand information of the deterministic communication service), the performance of the managed object is obtained based on the performance measurement and/or alarm information of the deterministic communication service, and the performance of the managed object is obtained. The performance is compared with the demand information corresponding to the deterministic communication service. If the difference between the two is greater than or equal to the second preset threshold, it means that the managed object has not achieved the expected goal.
  • the delay required by the demand information of the deterministic communication service is 30ms, while the performance of the current managed object can only reach 50ms.
  • the network function configuration needs to be re-determined based on the difference between the two, so that the managed object can modify or create its own network function configuration based on the re-determined network function configuration.
  • the requirements for deterministic communication services can be achieved. This process may need to be repeated several times until the desired effect is achieved.
  • the communication service guarantee management function entity determines the network function configuration according to the demand information of the deterministic communication service and sends the network function configuration to the managed object, it can further send the network function configuration to the managed object according to the first time interval.
  • the performance management entity or alarm management entity obtains the performance measurement and/or alarm information of the managed object used to support the deterministic communication service, so as to determine whether the performance of the managed object meets the requirements of the communication service through the performance measurement and/or alarm information. If not, modify the network function configuration and perform repeated measurements until it is determined that the performance of the managed object meets the communication service requirements. This process improves the reliability of the deterministic communication service assurance process.
  • each network element implemented above includes a corresponding hardware structure and/or software module for executing each function.
  • the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a function is performed by hardware or computer software driving the hardware depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each specific application, but such implementations should not be considered beyond the scope of this application.
  • Embodiments of the present application can divide terminals, control plane network elements, service function network elements, management function network elements or other network devices into functional units according to the above method examples.
  • each functional unit can be divided corresponding to each function, or it can be divided into functional units.
  • Two or more functions are integrated into one processing unit.
  • the above integrated unit can be implemented in the form of hardware or software functional units. It should be noted that the division of units in the embodiment of the present application is schematic and is only a logical function division. In actual implementation, there may be other division methods.
  • FIG. 5 is a communication service guarantee device 500 provided by an embodiment of the present application, which can be used to execute the communication service guarantee method and specific embodiments of FIG. 2 applied to the communication service guarantee management functional entity.
  • the device 500 includes a receiving unit 501 , a sending unit 502 and a processing unit 503 .
  • Receiving unit 501 configured to obtain demand information for deterministic communication services from the communication service consumption functional entity.
  • the demand information includes delay requirements and reliability requirements, where the delay requirements are used to indicate the transmission time of each data packet of the deterministic communication service. Within the preset time threshold, the reliability requirement is used to indicate that the packet loss rate of the deterministic communication service is within the preset range;
  • the network function configuration information includes network Function configuration or configuration requirement indication information, network function configuration or configuration requirement indication information is used to enable the managed object to obtain network capabilities that support deterministic communication service requirement information;
  • the sending unit 502 is used to send network function configuration information to the managed object.
  • sending network function configuration information to the managed object includes:
  • the receiving unit 501 before obtaining the demand information of the deterministic communication service from the communication service consumption functional entity, the receiving unit 501 is also used to:
  • the processing unit 503 is specifically used for:
  • the demand information of the deterministic communication service is generated according to the guarantee intention of the deterministic communication service obtained from the communication service consumption function entity.
  • the managed objects include one or more of the following: network slicing, radio access network RAN network element, core network CN network element, transmission network TN network element, RAN network slice subnet, CN network slice subnet, Or TN network slice subnet.
  • the network function configuration includes delay-related network function configuration and/or reliability-related network function configuration.
  • the delay-related network function configuration includes CN delay-related network function configuration and/or RAN delay-related network function configuration;
  • RAN delay-related network function configuration includes at least one of the following: subframe length less than the preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, packet data convergence layer PDCP out-of-order delivery function , or low-latency connection switching device; or
  • Network function configuration related to CN delay includes at least one of the following: local user plane function UPF configuration, multi-access edge computing MEC configuration, and business continuity policy.
  • the reliability-related network function configuration includes CN reliability-related network function configuration and/or RAN reliability-related network function configuration
  • the RAN reliability-related network function configuration includes at least one of the following: physical downlink control channel PDCCH reliability enhancement configuration, physical layer multi-slot continuous transmission, PDCP multi-connection redundant transmission, multi-transmission point cooperative transmission, reliability connection switching mode; or
  • CN reliability-related network function configurations include: UPF multi-connection redundant transmission device.
  • the requirement information is included in the service requirement template of the network slice or the requirement template of the network slice subnet.
  • processing unit 503 may be a central processing unit (Central Processing Unit, CPU).
  • CPU Central Processing Unit
  • the above-mentioned receiving unit 501 and sending unit 502 may be an interface circuit or a transceiver. Used to receive or send data or signaling from other electronic devices.
  • the device 500 may also include a storage unit (not shown in the figure), which may be used to store data and/or signaling.
  • the storage unit may be coupled to the receiving unit 501, the sending unit 502, and the processing unit 503.
  • Figure 6 is another communication service guarantee device 600 provided by an embodiment of the present application, which can be used to execute the communication service guarantee method and specific embodiments of Figure 2 applied to managed objects.
  • the device 600 includes a receiving unit 601 and a processing unit 602.
  • the receiving unit 601 is used to receive the network function configuration sent by the communication service guarantee management function entity or the assignment management entity.
  • the network function configuration is used to enable the managed object to obtain the network capability and demand information that supports the deterministic communication service.
  • the information includes delay requirements and reliability requirements, where the delay requirements are used to indicate that the transmission time of each data packet of the deterministic communication service is within a preset time threshold, and the reliability requirements are used to indicate that the packet loss rate of the deterministic communication service is within Within the preset range;
  • the processing unit 602 is configured to configure the network function corresponding to the managed object according to the network function configuration.
  • the managed objects include one or more of the following: network slicing, radio access network RAN network element, core network CN network element, transmission network TN network element, RAN network slice subnet, CN network slice subnet, Or TN network slice subnet.
  • the network function configuration includes delay-related network function configuration and/or reliability-related network function configuration.
  • the delay-related network function configuration includes CN delay-related network function configuration and/or RAN delay-related network function configuration;
  • RAN delay-related network function configuration includes at least one of the following: subframe length less than the preset threshold, authorization-free scheduling, low-latency random access mode, low-latency uplink feedback mode, packet data convergence layer PDCP out-of-order delivery function , or low-latency connection switching device; or
  • Network function configuration related to CN delay includes at least one of the following: local user plane function UPF configuration, multi-access edge computing MEC configuration, and business continuity policy.
  • the reliability-related network function configuration includes CN reliability-related network function configuration and RAN reliability-related network function configuration;
  • Network function configurations related to RAN reliability include at least one of the following: physical downlink control channel PDCCH reliability enhancement configuration, physical layer multi-practice continuous transmission, PDCP multi-connection redundant transmission, multi-transmission point cooperative transmission, and reliability connection switching method; Or network function configuration related to CN reliability includes: UPF multi-connection redundant transmission device.
  • the apparatus 600 further includes a sending unit 603, configured to send a response message to the communication service assurance management function entity or the assignment management entity, where the response message includes configuration result information for network function configuration.
  • a sending unit 603 configured to send a response message to the communication service assurance management function entity or the assignment management entity, where the response message includes configuration result information for network function configuration.
  • processing unit 602 may be a central processing unit (Central Processing Unit, CPU).
  • CPU Central Processing Unit
  • the above-mentioned receiving unit 601 and sending unit 603 may be an interface circuit or a transceiver. Used to receive or send data or signaling from other electronic devices.
  • the device 600 may also include a storage unit (not shown in the figure), which may be used to store data and/or signaling.
  • the storage unit may be coupled to the receiving unit 601, the sending unit 603, and the processing unit 602.
  • FIG. 7 shows a schematic diagram of the hardware structure of a communication device in an embodiment of the present application.
  • the structure of the communication service guarantee device in Figures 5 and 6 can be referred to the structure shown in Figure 7 .
  • the communication device 900 includes: a processor 111 and a transceiver 112, and the processor 111 and the transceiver 112 are electrically coupled;
  • the processor 111 is configured to execute some or all of the computer program instructions in the memory. When the part or all of the computer program instructions are executed, the device performs the method described in any of the above embodiments.
  • the transceiver 112 is used for communicating with other devices; for example, receiving a message from the first network element, the message including the identifier of the multicast and/or broadcast service, and the key and/or key of the multicast and/or broadcast service. Key identification for multicast and/or broadcast services.
  • a memory 113 is also included for storing computer program instructions.
  • the memory 113 (memory #1) is located in the device, and the memory 113 (memory #2) is integrated with the processor 111. together, or the memory 113 (memory #3) is located outside the device.
  • the communication device 900 shown in FIG. 7 may be a chip or a circuit.
  • it may be a chip or circuit provided in a terminal device or a communication device.
  • the above-mentioned transceiver 112 may also be a communication interface.
  • a transceiver includes a receiver and a transmitter.
  • the communication device 900 may also include a bus system.
  • the processor 111, the memory 113, and the transceiver 112 are connected through a bus system, and the processor 111 is used to execute the
  • the memory 113 stores instructions to control the transceiver to receive signals and send signals to complete the steps of the first device or the second device in the implementation method involved in this application.
  • the memory 113 may be integrated in the processor 111 or may be provided separately from the processor 111 .
  • the function of the transceiver 112 may be implemented through a transceiver circuit or a dedicated transceiver chip.
  • the processor 111 may be implemented by a dedicated processing chip, a processing circuit, a processor or a general-purpose chip.
  • the processor can be a central processing unit (CPU), a network processor (NP), or a combination of CPU and NP.
  • the processor may further include a hardware chip or other general-purpose processor.
  • the above-mentioned hardware chip can be an application-specific integrated circuit (ASIC), a programmable logic device (PLD) or a combination thereof.
  • ASIC application-specific integrated circuit
  • PLD programmable logic device
  • the above-mentioned PLD can be a complex programmable logic device (CPLD), a field-programmable gate array (FPGA), a general array logic (GAL) and other programmable logic devices , discrete gate or transistor logic devices, discrete hardware components, etc. or any combination thereof.
  • CPLD complex programmable logic device
  • FPGA field-programmable gate array
  • GAL general array logic
  • a general-purpose processor may be a microprocessor or the processor may be any conventional processor, etc.
  • non-volatile memory may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically removable memory.
  • Erase programmable read-only memory Electrodeically EPROM, EEPROM
  • Volatile memory may be Random Access Memory (RAM), which is used as an external cache.
  • RAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • Synchlink DRAM SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • Embodiments of the present application provide a computer storage medium that stores a computer program.
  • the computer program includes methods for executing corresponding communication service guarantee management functional entities in the above embodiments.
  • Embodiments of the present application provide a computer storage medium that stores a computer program.
  • the computer program includes methods for executing the methods corresponding to the managed objects in the above embodiments.
  • Embodiments of the present application provide a computer storage medium that stores a computer program.
  • the computer program includes methods for executing corresponding communication service guarantee management functional entities in the above embodiments.
  • Embodiments of the present application provide a computer storage medium that stores a computer program.
  • the computer program includes methods for executing the methods corresponding to the managed objects in the above embodiments.
  • Embodiments of the present application provide a computer program product containing instructions that, when run on a computer, cause the computer to execute the method corresponding to the communication service guarantee management functional entity in the above embodiments.
  • the embodiment of the present application provides a computer program product containing instructions that, when run on a computer, causes the computer to execute the method corresponding to the managed object in the above embodiment.
  • the size of the sequence numbers of the above-mentioned processes does not mean the order of execution.
  • the execution order of each process should be determined by its functions and internal logic, and should not be used in the embodiments of the present application.
  • the implementation process constitutes any limitation.
  • the disclosed systems, devices and methods can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or can be integrated into another system, or some features can be ignored, or not implemented.
  • the coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or they may be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application can be integrated into one processing unit, each unit can exist physically alone, or two or more units can be integrated into one unit.
  • the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in various embodiments of this application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code. .

Abstract

本申请公开了一种通信业务保障方法及装置,其中:通信业务保障管理功能实体从通信业务消费功能实体获取确定性通信业务的需求信息,需求信息包括时延需求和可靠性需求,再根据需求信息确定网络功能配置信息,网络功能配置信息包括网络功能配置或配置需求指示信息,最后向被管理对象发送网络功能配置信息,使得被管理对象根据网络功能配置信息进行网络切片的网络功能的配置。通过本申请实施例能够获得支持该需求信息的网络功能配置,实现对确定性通信业务流程的保障。

Description

通信业务保障方法及装置
本申请要求于2022年04月01日提交中国专利局、申请号为202210338611.1、申请名称为“通信业务保障方法及装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及无线通信技术领域,尤其涉及一种通信业务保障方法及装置。
背景技术
确定性通信(deterministic communication)指消息传输时间在给定时间阈值内,同时保证传输可靠性的通信,也可以称为时间敏感通信(TSC,time sensitive communication service)。确定性通信包括周期性和非周期性两种类型,对于周期性确定性通信,传输间隔的变化时间是有界的。例如,消息发送方发送消息与消息接收方接收到所发送的消息之间的时延在限定时间内,时延稳定在预设边界内。确定性通信业务的一些典型服务质量(quality of service,QoS)特征包括业务可用性、端到端时延、传输间隔目标值、传输间隔最小边界值、传输间隔最大边界值、生存时间(survival time)等。第三代合作伙伴计划(3rd generation partnership project,3GPP)第五代移动通信技术(5th generation mobile communication technology,5G)或其演进的通信系统支持确定性通信业务。
第五代移动通信技术或其演进的通信系统还支持非确定性通信业务,例如尽力而为(best effort)的通信业务等。现有技术可以为非确定性通信业务管理相应的网络能力,但是如何根据确定性通信业务的具体需求管理及配置用以支持确定性通信业务的网络能力,以实现对确定性通信业务的保障,是一个亟待解决的问题。
发明内容
本申请实施例提供了一种通信业务保障方法及装置,用以根据确定性通信业务的需求信息,获得支持该需求信息的网络功能配置,实现对确定性通信业务的保障。
第一方面,提供了一种通信业务保障方法,应用于通信业务保障管理功能实体,该方法包括:从通信业务消费功能实体获取确定性通信业务的需求信息,需求信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内;根据需求信息确定网络功能配置信息,网络功能配置信息包括网络功能配置或配置需求指示信息,网络功能配置或配置需求指示信息用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力;向被管理对象发送网络功能配置信息。
可见,在本申请实施例中,由通信业务保障管理功能实体从通信业务消费功能实体获取确定性通信业务的需求信息,包括时延需求和可靠性需求,然后根据该需求信息获得对应的网络功能配置信息,再向被管理对象发送网络功能配置信息,使得被管理对象根据该网络功能配置进行网络功能的配置,获得支持该时延需求和可靠性需求的网络能力,实现对确定性通信业务的保障。
在一种可能的设计中,向被管理对象发送网络功能配置信息包括:向指配管理实体发送 网络功能配置,通过指配管理实体向被管理对象发送网络功能配置;或向被指配管理实体发送配置需求指示信息,被指配需求指示信息用于被指配管理实体获得网络功能配置;通过被指配管理实体向被管理对象发送网络功能配置。
在一种可能的设计中,确定性通信业务包括周期性确定性通信业务和非周期性确定性通信业务,在确定性通信业务为周期性确定性通信业务的情况下,时延需求还用于指示各数据包的时延抖动在第二预设时间阈值内。
在一种可能的设计中,在从通信业务消费功能实体获取确定性通信业务的需求信息之前,方法还包括:
从通信业务消费功能实体获取进行确定性通信业务的保障意图;
从通信业务消费功能实体获取确定性通信业务的需求信息,包括:
根据从通信业务消费功能实体获取的确定性通信业务的保障意图生成确定性通信业务的需求信息。
在一种可能的设计中,被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
在一种可能的设计中,网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
在一种可能的设计中,时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换方法;或
CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
可见,在本申请实施例中,根据确定性通信业务的需求信息进行时延相关的网络功能配置,包括RAN时延相关的网络功能配置和CN时延相关的网络配置,主要是考虑到可以通过降低通信连接过程中,通信切换过程中,或者数据传输过程中的时延,满足确定性通信业务的低时延需求。
在一种可能的设计中,可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和/或RAN可靠性相关的网络功能配置,RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多时隙连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
CN可靠性相关的网络功能配置包括:UPF多连接冗余传输方法。
可见,在本申请实施例中,根据确定性通信业务的需求信息进行可靠性相关的网络功能配置,包括RAN可靠性相关的网络功能配置和CN可靠性相关的网络配置,主要是考虑到可以通过增加冗余连接点、冗余传输线路以及冗余传输数据包,达到提升可靠性的效果,进而满足确定性通信业务的高可靠性需求。
在一种可能的设计中,需求信息包含在网络切片的业务需求模板中或者网络切片子网的需求模板中。
第二方面,提供了一种通信业务保障方法,应用于被管理对象,该方法包括:
接收通信业务保障管理功能实体或指配管理实体发送的网络功能配置,络功能配置用于 使得被管理对象获得支持确定性通信业务的需求信息的网络能力,需求信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内;
根据网络功能配置进行被管理对象对应网络功能的配置。
在一种可能的设计中,被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
在一种可能的设计中,网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
在一种可能的设计中,时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换方法;或
CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
在一种可能的设计中,可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和RAN可靠性相关的网络功能配置;
RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多实习连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
CN可靠性相关的网络功能配置包括:UPF多连接冗余传输方法。
在一种可能的设计中,该方法还包括:向通信业务保障管理功能实体或指配管理实体发送响应消息,响应消息中包括针对网络功能配置的配置结果信息。
第三方面,提供了一种通信业务保障装置,应用于通信业务保障管理功能实体,该装置包括:
接收单元,用于从通信业务消费功能实体获取确定性通信业务的需求信息,需求信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内;
处理单元,用于根据需求信息确定网络功能配置信息,网络功能配置信息包括网络功能配置或配置需求指示信息,网络功能配置或配置需求指示信息用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力;
发送单元,用于向被管理对象发送网络功能配置信息。
在一种可能的设计中,所述向被管理对象发送网络功能配置包括:向指配管理实体发送所述网络功能配置,通过所述指配管理实体向所述被管理对象发送所述网络功能配置;或向被指配管理实体发送所述配置需求指示,所述被指配需求指示用于所述被指配管理实体获得网络功能配置;通过所述被指配管理实体向所述被管理对象发送所述网络功能配置。
在一种可能的设计中,在从通信业务消费功能实体获取确定性通信业务的需求信息之前,接收单元还用于:
从通信业务消费功能实体获取进行确定性通信业务的保障意图;
处理单元具体用于:
根据从通信业务消费功能实体获取的确定性通信业务的保障意图生成确定性通信业务的需求信息。
在一种可能的设计中,被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
在一种可能的设计中,网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
在一种可能的设计中,时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换装置;或
CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
在一种可能的设计中,可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和/或RAN可靠性相关的网络功能配置,RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多时隙连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
CN可靠性相关的网络功能配置包括:UPF多连接冗余传输装置。
在一种可能的设计中,需求信息包含在网络切片的业务需求模板中或者网络切片子网的需求模板中。
第四方面,提供了一种通信业务保障装置,应用于被管理对象,该装置包括:
接收通信业务保障管理功能实体或指配管理实体发送的网络功能配置,络功能配置用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力,需求信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内;
根据网络功能配置进行被管理对象对应网络功能的配置。
在一种可能的设计中,被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
在一种可能的设计中,网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
在一种可能的设计中,时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换装置;或
CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
在一种可能的设计中,可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和RAN可靠性相关的网络功能配置;
RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多实习连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或CN可靠性相关的网络功能配置包括:UPF多连接冗余传输装置。
在一种可能的设计中,发送单元还用于:向通信业务保障管理功能实体或指配管理实体发送响应消息,响应消息中包括针对网络功能配置的配置结果信息。
第五方面,本申请实施例提供一种网络设备或终端设备,包括:
存储器,用于存储指令;以及
至少一台处理器,与所述存储器耦合;
其中,当所述至少一台处理器执行所述指令时,所述指令致使所述处理器执行第一方面或第二方面任一项所述的方法。
第六方面,本申请实施例提供一种芯片系统,包括:处理器,所述处理器与存储器耦合,所述存储器用于存储程序或指令,当所述程序或指令被所述处理器执行时,使得该芯片系统实现上述第一方面或第二方面任一方面的方法。
可选地,该芯片系统还包括接口电路,该接口电路用于交互代码指令至所述处理器。
可选地,该芯片系统中的处理器可以为一个或多个,该处理器可以通过硬件实现也可以通过软件实现。当通过硬件实现时,该处理器可以是逻辑电路、集成电路等。当通过软件实现时,该处理器可以是一个通用处理器,通过读取存储器中存储的软件代码来实现。
可选地,该芯片系统中的存储器也可以为一个或多个。该存储器可以与处理器集成在一起,也可以和处理器分离设置,本申请并不限定。示例性的,存储器可以是非瞬时性处理器,例如只读存储器ROM,其可以与处理器集成在同一块芯片上,也可以分别设置在不同的芯片上,本申请对存储器的类型,以及存储器与处理器的设置方式不作具体限定。
第七方面,本申请实施例提供一种计算机可读存储介质,其上存储有计算机程序或指令,当该计算机程序或指令被执行时,使得计算机执行上述第一方面或第二方面的方法。
第八方面,本申请实施例提供一种计算机程序产品,当计算机读取并执行所述计算机程序产品时,使得计算机执行上述第一方面或第二方面任一种可能的实现方式中的方法。
第九方面,本申请实施例提供一种通信系统,该通信系统包括上述的第三方面和/或第第四方面的装置。
附图说明
为了更清楚地说明本申请实施例中的技术方案,下面将对实施例中所需要使用的附图作简单地介绍。
图1为本申请实施例提供的一种进行通信业务保障方法的流程图;
图2为本申请实施例提供的一种通信业务保障方法流程图;
图3为本申请实施例提供的一种通信业务测量方法流程图;
图4为本申请实施例提供的另一种通信业务测量方法流程图;
图5为本申请实施例提供的一种通信业务保障装置结构框图;
图6为本申请实施例提供的另一种通信业务保障装置结构框图;
图7为本申请实施例中的一种通信装置的硬件结构示意图。
具体实施方式
本申请的说明书和权利要求书及所述附图中的术语“第一”、“第二”、“第三”和“第四”等是 用于区别不同对象,而不是用于描述特定顺序。此外,术语“包括”和“具有”以及它们任何变形,意图在于覆盖不排他的包含。例如包含了一系列步骤或单元的过程、方法、系统、产品或设备没有限定于已列出的步骤或单元,而是可选地还包括没有列出的步骤或单元,或可选地还包括对于这些过程、方法、产品或设备固有的其它步骤或单元。
在本文中提及“实施例”意味着,结合实施例描述的特定特征、结构或特性可以包含在本申请的至少一个实施例中。在说明书中的各个位置出现该短语并不一定均是指相同的实施例,也不是与其它实施例互斥的独立的或备选的实施例。本领域技术人员显式地和隐式地理解的是,本文所描述的实施例可以与其它实施例相结合。
“多个”是指两个或两个以上。“和/或”,描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。字符“/”一般表示前后关联对象是一种“或”的关系。
首先对非确定性通信业务保障的过程进行介绍。
请参阅图1,图1为本申请实施例提供的一种进行通信业务保障方法的流程图,如图1所示,该方法包括如下步骤:
1.NSMF消费者向NSMF实体发送通信业务需求。
进行通信业务保障的网络架构由网络切片管理功能(network slice management function,NSMF)消费者(consumer),NSMF实体,指配管理实体(provisioning management entity)以及被管理对象组成。
其中NSMF消费者例如可以为行业垂直租户使用的需求输入模块等,是一种提交网络切片需求的实体。NSMF实体用于接收网络切片需求,将接收到的网络切片需求转化为网络切片子网需求,并将网络切片子网需求发送至网络切片子网管理功能(network slice subnet management function,NSSMF)。被管理对象具体可以包括以下一种或多种:网络切片(network slice),无线接入网(wireless access network,RAN)网元,核心网(core network,CN)网元,传输网(transmission network,TN)网元,RAN网络切片子网,CN网络切片子网,TN网络切片子网等,其中网络切片是指CN网络切片子网,RAN网络切片子网和/或TN网络切片子网的组合。
在一些情况下,该网络架构中还包括指配管理实体,用于接收NSMF实体发送的网络功能配置或配置需求指示信息,根据这些需求生成被管理对象的配置信息,并将配置信息发送对应的被管理对象,以使得对被管理对象根据配置信息进行自身的配置。
通信业务需求可以是服务水平规格(service level specification,SLS)或服务质量(quality of service,QoS)需求。其中SLS指服务水平协议(service level agreement,SLA)中相关的技术指标规格。QoS是为指定的网络通信提供更好的服务能力,用来解决网络延迟和阻塞等问题的一种技术。需要说明的是,通信业务需求是指SLS或QoS等需求信息通过服务网络切片业务描述模板(ServiceProfile)提供给NSMF实体。
2.假设NSMF实体接收到了(网络切片业务描述模板形式的)通信业务需求,则可以分解业务需求,获得每个被管理对象对应的切片业务需求,即为网络切片描述模板(SliceProfile)形式的业务需求。SliceProfile可以包括TopSliceProfile,RANSliceProfile,CNSliceProfile,TNSliceProfile。另外,需求信息可以包含在应用需求模板中,应用需求模板可以被包含在ServiceProfile或各SliceProfile中。将通信业务需求分解为切片业务需求,例如通信业务需求提交的时延需求是小于30s(秒),则分解得到的切片业务需求可以为:RAN切片子网的时延需求是小于15s,TN切片子网的时延需求是小于5s,CN切片子网的时延需求是小于5s。
3.NSMF实体根据切片业务需求分析或准备网络功能配置或配置需求指示信息。NSMF实体获得每个被管理对象对应的切片业务需求之后,可以根据切片业务需求确定每个被管理对象的网络功能配置。例如为了满足时延需求,一方面需要确保RAN、CN以及TN能够正常传输,另一方面对带宽也有需求,因此网络功能配置可以包括连接配置和带宽配置。
4.NSMF实体将确定的网络功能配置发送给被管理对象,或者NSFM将确定的网络功能配置发送给指配管理实体,由指配管理实体转发给被管理对象。
5.被管理对象向指配管理实体或NSMF实体发送配置响应消息。被管理对象根据接收到的网络功能配置信息进行自身的网络功能的配置。完成配置后,向NSMF实体反馈配置响应消息,或者向指配管理实体反馈配置响应消息,再由指配管理实体向NSMF实体转发该配置响应消息。配置响应消息用于反馈是否配置成功,或者自身实际的功能配置等。
6.NSMF实体向NSMF消费者发送通信业务需求处理响应消息。同样的,NSMF实体向NSMF消费者发送的通信业务需求处理响应消息,可以是直接转发的被管理对象发送的配置响应消息,也可以是NSMF对接收到的配置响应消息进行进一步解读和包装处理后,再向NSMF消费者发送的通信业务需求处理响应消息。
针对传统的通信业务,例如尽力而为的通信业务,具体包括视频下载,网页刷新等,其目的是尽最大可能实现通信过程。因此其对通信过程的需求参数精确度要求较低。主要用于满足连接需求或带宽需求。但是针对确定性通信业务,其与传统通信业务由于通信要求不同,进行通信业务保障所需要获得的网络能力也不同,上述过程并不足以为确定性通信业务提供业务保障。
基于此,请参阅图2,图2为本申请实施例提供的一种通信业务保障方法流程图,用于保障确定性通信业务的执行,如图2所示,该方法包括如下步骤:
201、通信业务保障管理功能实体从通信业务消费功能实体获取确定性通信业务的需求信息;
需求信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内。传输时间指数据包从发送端发出到接收端接收所需的时间。
通信业务保障管理功能实体是指用于进行确定性通信业务的通信业务保障的管理面实体,该实体可以是一个独立的实体,也可以与NSMF实体为组合实体,也即通信业务保障管理功能实体是NSMF实体的一个功能模块。通信业务保障管理功能实体还支持分布式部署,例如分为中心通信业务保障功能实体和分布式通信业务保障功能实体,前者位于跨域管理层,例如可以涵盖RAN域管理、CN域管理、TN域管理中的两个或以上的管理范围,后者位于单域管理层,例如仅能涵盖RAN域管理或CN域管理或TN域管理或各域管理的一部分。通信业务保障管理功能实体支持分布式部署时,负责跨域管理的实体可以与NSMF合设,负责单域管理的实体与RAN NSSMF和/或CN NSSMF和/或TN NSSMF合设。
通信业务消费功能实体(consumer)例如可以为其他管理功能实体,如NSMF,或者为NSMF的消费者,如垂直行业租户使用的需求输入模块等,是向通信业务保障管理功能实体提交网络切片需求的实体。通信业务消费功能实体和通信业务保障管理功能实体可以通过服务化管理接口进行通信连接,具体例如可以通过HTTP2传递消息。
在通信业务消费功能实体需要创建或修改支持确定性通信业务的网络切片时,具体例如垂直行业租户需要从供应商获取网络切片服务用于支持垂直行业租户的园区工业控制应用时,可以向通信业务保障管理功能实体发送确定性通信业务的需求信息。
通信业务保障管理功能实体接收的确定性通信业务的需求信息,该需求信息包括时延需求和可靠性需求,并且时延需求用于指示确定性通信业务的各数据包从发送端发出到接收端接收的时间差在预设时间阈值内。可靠性需求用于指示确定性通信业务的丢包率在预设范围内。可能的情况下,丢包率可以是指一个完整的通信业务过程的丢包率。例如一个通信业务总共需要发送100个数据包,传输过程中任意丢失其中一个数据包,则该通信业务的丢包率为1%。或者,丢包率也可以指当前丢失数据包占用当前通信业务已发送数据包的比例,例如当前数据包丢包,前面已经成功发送19个数据包,则丢包率为1/(19+1)=5%。
确定性通信业务对时延需求和可靠性需求的精确度要求高,时延大于预设阈值的数据包可能会造成后续数据包无法按时到达接收端,丢包率大于预设范围可能会导致业务无法顺利执行。假设预设时间阈值为200ms(毫秒),即每个数据包的传输时延必须满足小于200ms。预设范围例如为0.01%,即是说通信业务的丢包率必须满足小于0.01%。例如当确定性通信业务数据包1的传输时延大于200ms,且此时通信业务的丢包率为0,那么可以丢弃数据包1,通信业务丢包率为0.001%,此时丢包率小于0.01%,可以继续通信业务。而当数据包2的传输时延大于200ms,此时丢弃数据包2,通信业务丢包率达到0.02%,此时丢包率不在预设范围内,通信业务无法继续。
在一些情况下,确定性通信业务包括周期性确定性通信业务和非周期性确定性通信业务,在确定性通信业务为周期性确定性通信业务的情况下,时延需求还用于指示各数据包的时延抖动在第二预设时间阈值内,也即是说,不同周期内的确定性通信业务的时延差值需要处于稳定的范围内。例如前一个周期T1内,各数据包的传输时延为30ms,假设第二预设时间阈值为±5ms,则后一个周期T2内,各数据包的传输时延需要在25ms~35ms之间。
为了保障确定性通信业务的顺利进行,时延需求和可靠性需求需要同时被满足。
可能的情况下,在从通信业务消费功能实体获取确定性通信业务的需求信息之前,方法还包括:从通信业务消费功能实体获取进行确定性通信业务的保障意图;从通信业务消费功能实体获取确定性通信业务的需求信息,包括:根据从通信业务消费功能实体获取的确定性通信业务的保障意图生成确定性通信业务的需求信息。
如前述实施例描述的,需求信息可以通过服务网络切片业务描述模板提供,而没有通过这种方式提供的需求信息可以被称为通信业务保障意图。通信业务保障管理功能实体获取到通信业务保障意图之后,可以将其组装成服务网络切片业务描述模板,得到通信业务需求。
或者,假设通信业务保障管理功能实体从多个应用实体获得多个应用的需求信息,即采用应用需求模板(AppProfile)的方式提交,也可以将应用需求模板进行组装,获得服务网络切片业务描述模板形式的需求信息。
本申请实施例中,公开了针对确定性通信业务,其对应的需求信息,需要同时包括时延需求和可靠性需求,这将极大地体现确定性通信业务的特性,也将有利于通信业务保障管理功能实体判断当前是否为确定性通信业务,进而便于进行后续确定网络功能配置的过程。
202、通信业务保障管理功能实体根据需求信息确定网络功能配置信息,网络功能配置信息包括网络功能配置或配置需求指示信息,网络功能配置或配置需求指示信息用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力。
通信业务保障管理功能实体得到需求信息之后,可以根据需求信息确定确定性通信业务的网络功能配置。根据前述描述可知,网络功能(被管理对象)包括多个NSSMF,那么可以先将需求信息划分成多个切片需求,再根据切片需求生成对应的网络功能配置。
具体地,由于需求信息包括时延需求和可靠性需求,那么对应地,网络功能配置可以包 括时延相关的网络功能配置和可靠性相关的网络功能配置。而时延相关的网络功能配置又可以按照NSSMF划分为RAN时延相关的网络功能配置,CN时延相关的网络功能配置。具体地,RAN时延相关的网络功能配置可以包括如下一种或多种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚协议(Packet Data Convergence Protocol,PDCP)层乱序递交功能,低时延连接切换方法。其中,子帧长度小于预设阈值指子帧长度配置为极短值,预设阈值可以为1ms,子帧长度极短可以提升数据包传输速率,降低数据包传输时延。免授权调度全称为上行免授权调度,是指基站通过激活一次上行授权给终端,在终端不收到去激活的情况下,将会一直使用第一次上行授权所指定资源进行上行数据包传输,而不需要每次发送数据包均进行上行授权。低时延随机接入方式是指预先配置了随机接入资源的方式,以使得随机接入可以用更少的步骤完成。低时延上行反馈方式是指可以在一个时隙内实现多个混合自动冗余重传的反馈传输。低时延连接切换方式是指UE多连接切换方式或者在目标小区预先配置了随机接入资源。在通信业务保障管理功能实体根据需求信息确定RAN时延相关的网络功能配置时,具体可以确定子帧长度需要小于的预设阈值,或者确定是否开启免授权调度、低时延随机接入方式、低时延上行反馈方式、分组PDCP层乱序递交功能、低时延连接切换方法等。
CN时延相关的网络功能配置可以包括如下一种或多种:本地用户面功能(user plane fuction,UPF)配置,多接入边缘计算(multi-access edge computing,MEC)配置,业务连续性策略,其中本地UPF配置是指选择用户所接入小区网络位置距离较近的UPF建立业务会话,MEC配置是指选择用户所接入小区网络位置距离较近的MEC进行业务处理。业务连续性策略是指UE在UPF间的切换策略,例如保持源UPF连接待接入目标UPF成功后再释放源UPF连接等方式。通信业务保障管理功能实体确定CN时延相关的网络功能配置,具体可以是确定是否开启本地UPF配置、MEC配置,是否开启业务连续性策略,以及开启的具体连续性策略等。
可见,在本申请实施例中,根据确定性通信业务的需求信息进行时延相关的网络功能配置,包括RAN时延相关的网络功能配置和CN时延相关的网络配置,主要通过降低通信连接过程中,通信切换过程中,或者数据传输过程中的时延,满足确定性通信业务的低时延需求。
同样的,可靠性相关的网络功能配置也可以分为RAN可靠性相关的网络功能配置和CN可靠性相关的网络功能配置。其中RAN可靠性相关的网络功能配置具体可以包括以下一种或多种:物理下行控制信道(physical downlink control channel,PDCCH)可靠性增强配置,物理层多实习连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式。其中PDCCH可靠性增强配置是指更精简的PDCCH下行控制信息。物理层多时隙连续传输是指在多个连续的时隙传输数据包的不同冗余版本或相同的冗余版本。PDCP多连接冗余传输是指UE与多个小区发送或接收相同的PDCP数据包。多点传输协作传输是指UE与多个传输接收点进行物理层数据编码块的传输。可靠性连接切换方式是指UE多连接(含双连接)切换方式或条件切换方式等。通信业务保障管理功能实体确定RAN可靠性相关的网络功能配置,具体可以是根据可靠性需求选择以上配置方式的一种或多种。
CN可靠性相关的网络功能配置可以包括UPF多连接冗余传输方法,具体是指UE通过一个或多个UPF建立至少一个冗余的会话连接。
可见,在本申请实施例中,根据确定性通信业务的需求信息进行可靠性相关的网络功能配置,包括RAN可靠性相关的网络功能配置和CN可靠性相关的网络配置,主要通过增加冗余连接点、冗余传输线路以及冗余传输数据包,达成降低丢包率、提升可靠性的效果,进而 满足确定性通信业务的高可靠性需求。
在可能的情况下,可靠性业务的需求信息还可以包括速率需求信息,例如速率平均值、速率最大值、速率最小值、和/或速率保证值;可以包括数据包长度需求信息,例如数据包长度的平均值、长度最大值、和/或长度最小值;还可以包括最大会话数需求信息(即最大业务连接数目)。这些需求信息可以通过带宽配置、网络连接配置等来实现,在本申请实施例中不做过多陈述。
下面采用具体示例来进一步说明通信业务保障管理功能实体根据需求信息确定网络功能配置的过程。
以确定性通信业务为可编程逻辑控制器件(programmable logical controller,PLC)远程控制业务为例:
步骤1:
(1)获取应用的业务类型1:视频监控(针对PLC远程被控制对象的视频回传)、应用的标识信息AppId=001。应用的业务类型2:PLC控制(针对PLC远程被控制对象的动作/操作控制)、应用的标识信息AppId=002。
(2)获取每个应用对应的业务需求信息:
针对视频监控应用:
时延需求信息:传输时间间隔信息(I帧平均时延250ms)、生存时间信息(1000ms)、时延与可靠性的组合信息(I帧平均时延250ms、抖动20ms、丢包率0.01%)。
速率需求信息:速率与可靠性的组合信息(速率平均值30Mbps、丢包率0.01%)。
数据包长度需求信息(平均值xxBype)。
最大会话数或连接数需求信息(5个)。
针对PLC控制应用:
时延需求信息:传输时间间隔信息(30ms)、生存时间信息(100ms)、时延与可靠性的组合信息(30ms、抖动2ms、丢包率0.01%)。
速率需求信息:速率与可靠性的组合信息(速率平均值100Kbps、丢包率0.01%)。
数据包长度需求信息(平均值xxBype)。
最大会话数或连接数需求信息(50个)。
步骤2:
通信业务保障管理功能实体将获取到的需求信息分解到各网络切片子网,获得切片需求信息,具体可以以网络切片描述模板(SliceProfile)形式呈现。其中每个应用的分解之后的需求信息可以通过应用需求模板AppProfile组装后包含在各SliceProfile中。
以PLC远程控制业务为例,以上业务需求分解信息举例如下:
针对视频监控应用:
时延需求信息:传输时间间隔信息(I帧平均时延250ms分解到RAN网络切片子网、CN网络切片子网和TN网络切片子网分别为150ms、50ms、50ms)、生存时间信息(1000ms分解到RAN网络切片子网、CN网络切片子网和TN网络切片子网分别为800ms、100ms、100ms)、时延与可靠性的组合信息(I帧平均时延分解信息如上、抖动20ms、丢包率0.01%均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
速率需求信息:速率与可靠性的组合信息(速率平均值30Mbps与丢包率0.01%均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
数据包长度需求信息(平均值xxBype均适用于RAN网络切片子网、CN网络切片子网 和TN网络切片子网)。
最大会话数或连接数需求信息(5个均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
针对PLC控制应用:
时延需求信息:传输时间间隔信息(30ms分解到RAN网络切片子网、CN网络切片子网和TN网络切片子网分别为20ms、5ms、5ms)、生存时间信息(100ms分解到RAN网络切片子网、CN网络切片子网和TN网络切片子网分别为80ms、10ms、10ms)、时延与可靠性的组合信息(平均时延分解如上、抖动2ms、丢包率0.01%均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
速率需求信息:速率与可靠性的组合信息(速率平均值100Kbps与丢包率0.01%均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
数据包长度需求信息(平均值xxBype均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
最大会话数或连接数需求信息(50个均适用于RAN网络切片子网、CN网络切片子网和TN网络切片子网)。
步骤3:通信业务保障管理功能实体根据需求信息或分解到RAN网络切片子网、CN网络切片子网和TN网络切片子网之后的切片需求信息(或者根据直接根据需求信息)确定视频监控应用和/或PLC控制应用为确定性通信业务,进而确定相适配的支持确定性通信业务的网络功能配置,如相关的超低时延超高可靠性(ultra-reliable and low-latency communication,URLLC)网络功能配置策略。
(1)根据时延需求或分解的时延需求信息,确定低时延相关的网络功能配置策略,例如确定前述描述的RAN时延相关的网络功能配置和/或CN时延相关的网络功能配置。
(2)根据可靠性需求或分解的可靠性需求信息,确定可靠性相关的网络功能配置策略,例如确定前述描述的RAN可靠性相关的网络功能配置和/或CN可靠性相关的网络功能配置。
(3)进一步的,基于上述需求信息,或切片需求,可以通过网络资源策略如资源预留或预调度方法支持时延与可靠性的组合需求。具体的网络功能配置包括以下信息中的一种或多种(网络功能或功能组合的开关策略):
RAN网络资源策略配置:(1)基于业务的资源预留策略:在现有网络切片级保证资源、优先使用资源和共享资源的基础上,进一步为不同的应用分别配置对应的保证资源、优先使用资源和共享资源。(2)基于业务的资源预调度策略:针对不同的应用或无线承载分别配置无线资源,通过无线资源控制(Radio Resource Control,RRC),媒体接入控制(Medium Access Control,MAC)或物理下行控制信道PDCCH等方式激活无线资源。
以PLC远程控制业务中的PLC控制应用为例,举例说明RAN、CN网络切片子网低时延高可靠的配置方法,如下:
确定开启如下RAN网络功能配置策略开关:PDCP乱序递交、PDCP多连接冗余传输、双连接切换、对应于PLC控制业务的保证资源配置。
确定开启如下CN网络功能配置策略开关:UPF下沉、UPF多连接冗余传输。
需要说明的是,通信业务保障管理功能实体获取到需求信息之后,可能并没有直接确定网络功能配置,而是确定了配置需求指示信息,其中配置需求指示信息用于指示为了满足需求信息所需要获得的配置需求。通信业务保障管理功能实体获得配置需求指示信息后,可以发送给指配管理实体,由指配管理实体根据配置需求指示信息确定每个被管理对象的网络功 能配置。
本申请实施例中,针对确定性通信业务的性能,主要针对低时延和高可靠性的需求,确定了相应的网络功能配置,这些网路功能配置能够使得整个通信网络获得用于支持确定性通信业务的需求信息的网络能力,为确定性通信业务提供了保障。
203、通信业务保障管理功能实体向被管理对象发送网络功能配置信息。
通信业务保障管理功能实体向被管理对象发送网络功能配置信息具体可以包括:通信业务保障管理功能实体向指配管理实体发送网络功能配置,通过指配管理实体向被管理对象发送网络功能配置;或通信业务保障管理功能实体向被指配管理实体发送配置需求指示信息,被指配需求指示信息用于被指配管理实体获得网络功能配置;通信业务保障管理功能实体通过被指配管理实体向被管理对象发送网络功能配置。
由于通信业务保障管理功能实体根据需求信息获取到的网络功能配置信息可能是网络功能配置,也可能是配置需求指示信息,因此通信业务保障管理功能实体可能进行如下一种操作:
203a.通信业务保障管理功能实体将确定的网络功能配置发送给被管理对象(被管理对象),或者通信业务保障管理功能实体将确定的网络功能配置发送给指配管理实体,由指配管理实体转发给被管理对象。
203b.通信业务保障管理功能实体将配置需求指示信息发送给指配管理实体,由指配管理实体根据配置需求指示信息获得网络功能配置,再将网络功能配置发送给被管理对象。
被管理对象接收到网络功能配置后,进行自身网络功能的配置,例如前述RAN的时延相关的网络功能配置和/或可靠性相关的网络功能配置,CN的时延功能配置和/或可靠性相关的网络功能配置等。
在一些可能的情况下,被管理对象完成自身网络功能的配置之后,还可以进行配置结果响应,因此该方法还可以包括如下步骤:
204、通信业务保障管理功能实体接收被管理对象或指配管理实体发送的响应消息,响应消息包括针对网络功能配置的配置结果信息。
205、通信业务保障管理功能实体向确定性通信业务的消费端发送需求信息处理响应消息,包括配置结果信息。
在被管理对象完成自身网络功能的配置后,向通信业务保障管理功能实体发送响应消息,响应消息中包括配置结果信息,具体可以包括是否配置成功,或者自身实际的网络功能配置等。通信业务保障管理功能实体接收到响应消息后,可以直接将该响应消息转发给NSMF消费端,或者可以将配置结果信息封装在其他消息中发送给NSMF消费端,完成整个确定性通信业务保障过程。
可见,在本申请实施例中,由通信业务保障管理功能实体从确定性通信业务的消费端获取确定性通信业务的需求信息,由于该需求信息包括时延需求和可靠性需求,可用于判断业务为确定性通信业务,而为了获得支持确定性通信业务的需求信息的网络能力,需要确定对应的网络功能配置。该过程能够有效实现对确定性通信业务的保障。
另外,本申请实施例还提供一种通信业务测量方法,请参阅图3,该方法包括如下步骤:
301、通信业务保障管理功能实体从性能管理实体或告警管理实体获取所述被管理对象用于支持所述确定性通信业务的性能测量和/或告警信息。
302、通信业务保障管理功能实体根据所述确定性通信业务的性能测量和/或告警信息, 获得所述被管理对象的性能。
303、通信业务保障管理功能实体确定所述被管理对象的性能与所述确定性通信业务对应的需求信息之间的差异值是否大于第一预设阈值。
本申请实施例中,可以根据确定性通信业务的需求信息确定网络功能配置,具体需求信息和网络功能配置可以参考图2对应实施例的描述。在获得确定性通信业务对应的网络功能配置之后,可能各个被管理对象还未根据网络功能配置进行自身网络功能的配置。此时,可以由通信业务保障管理功能实体向性能管理(performance management,PM)实体/告警管理(fault management,FM)实体发送第一测量请求消息,用于请求获取被管理对象用于支持所述确定性通信业务的性能测量和/或告警信息,然后通信业务保障管理功能实体根据这些性能测量和/或告警信息,确定当前被管理对象的性能,将该性能与确定性通信业务对应的需求信息进行比较,确定被管理对象经过网络管理功能配置对应的配置修改或创建后,是否达成了通信业务对应的需求,也即确定被管理对象的性能与确定性通信业务对应的需求信息之间的差异值是否大于第一预设阈值,如果是,说明被管理对象需要重新进行网络功能的配置,则可以进行前述实施例201~203(或201~205)的步骤,以便整个通信网络获得支持确定性通信业务的需求信息的网络能力。如果不是,则可以不用对被管理对象进行新的网络功能的配置,起到减少不必要配置过程的目的。
可见,在本申请实施例中,通过通信业务保障管理功能实体从性能管理实体或告警管理实体获取所述被管理对象用于支持所述确定性通信业务的性能测量和/或告警信息,根据确定性通信业务的性能测量和/或告警信息获得所述被管理对象的性能,再将被管理对象的性能与确定性通信业务对应的需求信息进行对比,确定当前被管理对象的性能是否能够满足确定性通信业务的需求,以便确定后续是否进行网络功能配置的重新确定以及进行被管理对象的网络功能重新配置。这个过程一方面可以使得被管理对象在需要的时候能够进行有效的网络功能的配置,另一方面可以使得在当前网络配置能够满足确定性通信业务的需求信息的时候,减少不必要的网络功能的配置过程,提升网络通信效率。
本申请实施例还提供另一种通信业务测量方法,请参阅图4,该方法包括如下步骤:
401、通信业务保障管理功能实体向被管理对象发送网络功能配置,或向指配管理实体发送配置需求指示信息。
其中配置需求指示信息用于指配管理实体获得网络功能配置,并向被管理对象发送网络功能配置,网络功能配置是根据确定性业务的需求信息确定的。
402、通信业务保障管理功能实体按照第一时间间隔从性能管理实体或告警管理实体获取所述被管理对象用于支持所述确定性通信业务的性能测量和/或告警信息;或者从性能管理实体或告警管理实体接收事件触发的性能测量和/或告警信息,事件触发指性能测量到达预设的性能阈值而触发的性能数据上报或预设的告警条件满足而触发的告警信息。
403、通信业务保障管理功能实体根据所述确定性通信业务的性能测量和/或告警信息,获得所述被管理对象的性能。
404、通信业务保障管理功能实体确定所述被管理对象的性能与所述确定性通信业务对应的需求信息之间的差值是否小于第二预设阈值。
405、当差值不小于第二预设阈值,则根据被管理对象的性能与所述确定性通信业务对应的需求信息之间的差值重新确定网络功能配置;重复401~405直到确定差值小于第二预设阈值。
本申请实施例中,同样的,可以根据确定性通信业务的需求信息确定网络功能配置,具体需求信息和网络功能配置可以参考图2对应实施例的描述,并且,在确定网络功能配置之后,如前述实施例步骤203描述的,通信业务保障管理功能实体向被管理对象发送网络功能配置,或向指配管理实体发送配置需求指示信息,以便被管理对象根据网络功能配置进行自身网络功能的配置。
然后通信业务保障管理功能实体按照第一时间间隔周期性地向性能管理实体/告警管理实体获取所述被管理对象用于支持所述确定性通信业务的性能测量和/或告警信息(即已经根据确定性通信业务的需求信息进行了被管理对象的网络功能的配置的创建或修改之后),再根据确定性通信业务的性能测量和/或告警信息获得被管理对象的性能,将被管理对象的性能与确定性通信业务对应的需求信息进行对比,如果两者的差值大于或等于第二预设阈值,说明被管理对象没有达成预期目标,例如确定性通信业务的需求信息要求的时延为30ms,而当前被管理对象的性能只能达到50ms,此时需要根据两者的差值,重新确定网络功能配置,以便被管理对象根据重新确定的网络功能配置进行自身网络功能的配置修改或创建后,能够达成确定性通信业务的需求。这个过程可能需要反复几次,直到达到预期效果。
可见,在本申请实施例中,在通信业务保障管理功能实体根据确定性通信业务的需求信息确定网络功能配置,并将网络功能配置发送给被管理对象之后,还可以进一步按照第一时间间隔向性能管理实体或告警管理实体获取被管理对象用于支持确定性通信业务的性能测量和/或告警信息,以便通过性能测量和/或告警信息确定被管理对象的性能是否达成通信业务的需求。如果没有,则对网络功能配置进行修改,反复测量,直到确定被管理对象的性能达成通信业务的需求。该过程提升了确定性通信业务保障过程的可靠性。
上述主要从各个网元之间交互的角度对本申请提供的方案进行了介绍。可以理解的是,上述实现各网元为了实现上述功能,其包含了执行各个功能相应的硬件结构和/或软件模块。本领域技术人员应该很容易意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,本申请能够以硬件或硬件和计算机软件的结合形式来实现。某个功能究竟以硬件还是计算机软件驱动硬件的方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。
本申请实施例可以根据上述方法示例对终端、控制面网元、服务功能网元、管理功能网元或其他网络设备进行功能单元的划分,例如,可以对应各个功能划分各个功能单元,也可以将两个或两个以上的功能集成在一个处理单元中,上述集成的单元既可以采用硬件的形式实现,也可以采用软件功能单元的形式实现。需要说明的是,本申请实施例中对单元的划分是示意性的,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式。
图5为本申请实施例提供的一种通信业务保障装置500,其可以用于执行上述图2的应用于通信业务保障管理功能实体的通信业务保障方法和具体实施例。在一种可能的实现方式中,如图5所示,该装置500包括接收单元501,发送单元502和处理单元503。
接收单元501,用于从通信业务消费功能实体获取确定性通信业务的需求信息,需求信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内;
处理单元503,用于根据需求信息确定网络功能配置信息,网络功能配置信息包括网络 功能配置或配置需求指示信息,网络功能配置或配置需求指示信息用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力;
发送单元502,用于向被管理对象发送网络功能配置信息。
可选地,向被管理对象发送网络功能配置信息包括:
向指配管理实体发送网络功能配置,通过指配管理实体向被管理对象发送网络功能配置;或
向被指配管理实体发送配置需求指示信息,被指配需求指示信息用于被指配管理实体获得网络功能配置;通过被指配管理实体向被管理对象发送网络功能配置。
可选地,在从通信业务消费功能实体获取确定性通信业务的需求信息之前,接收单元501还用于:
从通信业务消费功能实体获取进行确定性通信业务的保障意图;
处理单元503具体用于:
根据从通信业务消费功能实体获取的确定性通信业务的保障意图生成确定性通信业务的需求信息。
可选地,被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
可选地,网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
可选地,时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换装置;或
CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
可选地,可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和/或RAN可靠性相关的网络功能配置,RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多时隙连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
CN可靠性相关的网络功能配置包括:UPF多连接冗余传输装置。
可选地,需求信息包含在网络切片的业务需求模板中或者网络切片子网的需求模板中。
可选的,上述处理单元503可以是中央处理器(Central Processing Unit,CPU)。
可选地,上述接收单元501和发送单元502可以是接口电路或收发器。用于从其他电子设备接收或发送数据或信令。
可选的,装置500还可以包括存储单元(图中未示出),该存储单元可以用于存储数据和/或信令,存储单元可以和接收单元501,发送单元502以及处理单元503耦合。
图6为本申请实施例提供的另一种通信业务保障装置600,其可以用于执行上述图2的应用于被管理对象的通信业务保障方法和具体实施例。在一种可能的实现方式中,如图6所示,该装置600包括接收单元601和处理单元602。
接收单元601,用于接收通信业务保障管理功能实体或指配管理实体发送的网络功能配置,络功能配置用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力,需求 信息包括时延需求和可靠性需求,其中时延需求用于指示确定性通信业务的各数据包的传输时间在预设时间阈值内,可靠性需求用于指示确定性通信业务的丢包率在预设范围内;
处理单元602,用于根据网络功能配置进行被管理对象对应网络功能的配置。
可选地,被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
可选地,网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
可选地,时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换装置;或
CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
可选地,可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和RAN可靠性相关的网络功能配置;
RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多实习连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或CN可靠性相关的网络功能配置包括:UPF多连接冗余传输装置。
可选地,装置600还包括发送单元603,用于:向通信业务保障管理功能实体或指配管理实体发送响应消息,响应消息中包括针对网络功能配置的配置结果信息。
可选的,上述处理单元602可以是中央处理器(Central Processing Unit,CPU)。
可选地,上述接收单元601和发送单元603可以是接口电路或收发器。用于从其他电子设备接收或发送数据或信令。
可选的,装置600还可以包括存储单元(图中未示出),该存储单元可以用于存储数据和/或信令,存储单元可以和接收单元601,发送单元603以及处理单元602耦合。
如图7所示,图7示出了本申请实施例中的一种通信装置的硬件结构示意图。图5和图6中的通信业务保障装置的结构可以参考图7所示的结构。通信装置900包括:处理器111和收发器112,所述处理器111和所述收发器112之间电偶合;
所述处理器111,用于执行所述存储器中的部分或者全部计算机程序指令,当所述部分或者全部计算机程序指令被执行时,使得所述装置执行上述任一实施例所述的方法。
收发器112,用于和其他设备进行通信;例如接收来自第一网元的消息,消息中包括组播和/或广播业务的标识,以及,组播和/或广播业务的密钥和/或组播和/或广播业务的密钥标识。
可选的,还包括存储器113,用于存储计算机程序指令,可选的,所述存储器113(存储器#1)位于所述装置内,所述存储器113(存储器#2)与处理器111集成在一起,或者所述存储器113(存储器#3)位于所述装置之外。
应理解,图7所示的通信装置900可以是芯片或电路。例如可设置在终端装置或者通信装置内的芯片或电路。上述收发器112也可以是通信接口。收发器包括接收器和发送器。进一步地,该通信装置900还可以包括总线系统。
其中,处理器111、存储器113、收发器112通过总线系统相连,处理器111用于执行该 存储器113存储的指令,以控制收发器接收信号和发送信号,完成本申请涉及的实现方法中第一设备或者第二设备的步骤。所述存储器113可以集成在所述处理器111中,也可以与所述处理器111分开设置。
作为一种实现方式,收发器112的功能可以考虑通过收发电路或者收发专用芯片实现。处理器111可以考虑通过专用处理芯片、处理电路、处理器或者通用芯片实现。处理器可以是中央处理器(central processing unit,CPU),网络处理器(network processor,NP)或者CPU和NP的组合。处理器还可以进一步包括硬件芯片或其他通用处理器。上述硬件芯片可以是专用集成电路(application-specific integrated circuit,ASIC),可编程逻辑器件(programmable logic device,PLD)或其组合。上述PLD可以是复杂可编程逻辑器件(complex programmable logic device,CPLD),现场可编程逻辑门阵列(field-programmable gate array,FPGA),通用阵列逻辑(generic array logic,GAL)及其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等或其任意组合。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
还应理解,本申请实施例中提及的存储器可以是易失性存储器或非易失性存储器,或可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是只读存储器(Read-Only Memory,ROM)、可编程只读存储器(Programmable ROM,PROM)、可擦除可编程只读存储器(Erasable PROM,EPROM)、电可擦除可编程只读存储器(Electrically EPROM,EEPROM)或闪存。易失性存储器可以是随机存取存储器(Random Access Memory,RAM),其用作外部高速缓存。通过示例性但不是限制性说明,许多形式的RAM可用,例如静态随机存取存储器(Static RAM,SRAM)、动态随机存取存储器(Dynamic RAM,DRAM)、同步动态随机存取存储器(Synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(Double Data Rate SDRAM,DDR SDRAM)、增强型同步动态随机存取存储器(Enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(Synchlink DRAM,SLDRAM)和直接内存总线随机存取存储器(Direct Rambus RAM,DR RAM)。应注意,本申请描述的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
本申请实施例提供了一种计算机存储介质,存储有计算机程序,该计算机程序包括用于执行上述实施例中对应用于通信业务保障管理功能实体的方法。
本申请实施例提供了一种计算机存储介质,存储有计算机程序,该计算机程序包括用于执行上述实施例中对应用于被管理对象的方法。
本申请实施例提供了一种计算机存储介质,存储有计算机程序,该计算机程序包括用于执行上述实施例中对应用于通信业务保障管理功能实体的方法。
本申请实施例提供了一种计算机存储介质,存储有计算机程序,该计算机程序包括用于执行上述实施例中对应用于被管理对象的方法。
本申请实施例提供了一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行上述实施例中对应用于通信业务保障管理功能实体的方法。
本申请实施例提供了一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行上述实施例中对应用于被管理对象的方法。
应理解,在本申请的各种实施例中,上述各过程的序号的大小并不意味着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本申请实施例的实施过程构成任何限定。
本领域普通技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算 法步骤,能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的系统、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的系统、装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本申请的保护范围之内。因此,本申请的保护范围应所述以权利要求的保护范围为准。

Claims (32)

  1. 一种通信业务保障方法,其特征在于,应用于通信业务保障管理功能实体,所述方法包括:
    从通信业务消费功能实体获取所述确定性通信业务的需求信息,所述需求信息包括时延需求和可靠性需求,其中所述时延需求用于指示所述确定性通信业务的各数据包的传输时间在预设时间阈值内,所述可靠性需求用于指示所述确定性通信业务的丢包率在预设范围内;
    根据所述需求信息确定网络功能配置信息,所述网络功能配置信息包括网络功能配置或配置需求指示信息,所述网络功能配置或配置需求指示信息用于使得被管理对象获得支持所述确定性通信业务的需求信息的网络能力;
    向被管理对象发送所述网络功能配置信息。
  2. 根据权利要求1所述的方法,其特征在于,所述向被管理对象发送网络功能配置信息包括:
    向指配管理实体发送所述网络功能配置,通过所述指配管理实体向所述被管理对象发送所述网络功能配置;或
    向被指配管理实体发送所述配置需求指示信息,所述被指配需求指示信息用于所述被指配管理实体获得网络功能配置;
    通过所述被指配管理实体向所述被管理对象发送所述网络功能配置。
  3. 根据权利要求1所述的方法,其特征在于,在从通信业务消费功能实体获取所述确定性通信业务的需求信息之前,所述方法还包括:
    从通信业务消费功能实体获取进行确定性通信业务的保障意图;
    所述从通信业务消费功能实体获取确定性通信业务的需求信息,包括:
    根据从所述通信业务消费功能实体获取的所述确定性通信业务的保障意图生成所述确定性通信业务的需求信息。
  4. 根据权利要求1-3任一项所述的方法,其特征在于,所述被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
  5. 根据权利要求4所述的方法,其特征在于,所述网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
  6. 根据权利要求5所述的方法,其特征在于,所述时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
    所述RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换方法;或
    所述CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
  7. 根据权利要求5所述的方法,其特征在于,所述可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和/或RAN可靠性相关的网络功能配置,所述RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多时隙连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
    所述CN可靠性相关的网络功能配置包括:UPF多连接冗余传输方法。
  8. 根据权利要求1所述的方法,其特征在于,所述需求信息包含在网络切片的业务需求模板中或者网络切片子网的需求模板中。
  9. 一种通信业务保障方法,其特征在于,应用于被管理对象,所述方法包括:
    接收通信业务保障管理功能实体或指配管理实体发送的网络功能配置,所述络功能配置用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力,所述需求信息包括时延需求和可靠性需求,其中所述时延需求用于指示所述确定性通信业务的各数据包的传输时间在预设时间阈值内,所述可靠性需求用于指示所述确定性通信业务的丢包率在预设范围内;
    根据所述网络功能配置进行所述被管理对象对应网络功能的配置。
  10. 根据权利要求9所述的方法,其特征在于,所述被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
  11. 根据权利要求10所述的方法,其特征在于,所述网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
  12. 根据权利要求11所述的方法,其特征在于,所述时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
    所述RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换方法;或
    所述CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
  13. 根据权利要求11所述的方法,其特征在于,所述可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和RAN可靠性相关的网络功能配置;
    所述RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多实习连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
    所述CN可靠性相关的网络功能配置包括:UPF多连接冗余传输方法。
  14. 根据权利要求9所述的方法,其特征在于,所述方法还包括:
    向通信业务保障管理功能实体或指配管理实体发送响应消息,所述响应消息中包括针对所述网络功能配置的配置结果信息。
  15. 一种通信业务保障方法,其特征在于,所述方法包括:
    通信业务保障管理功能实体从通信业务消费功能实体获取所述确定性通信业务的需求信息,所述需求信息包括时延需求和可靠性需求,其中所述时延需求用于指示所述确定性通信业务的各数据包的传输时间在预设时间阈值内,所述可靠性需求用于指示所述确定性通信业务的丢包率在预设范围内;
    所述通信业务保障管理功能实体根据所述需求信息确定网络功能配置信息,所述网络功能配置信息包括网络功能配置或配置需求指示信息,所述网络功能配置或配置需求指示信息用于使得被管理对象获得支持所述确定性通信业务的需求信息的网络能力;
    所述通信业务保障管理功能实体向所述被管理对象发送所述网络功能配置信息;
    所述被管理对象接收所述网络功能配置,根据所述网络功能配置进行所述被管理对象对 应网络功能的配置。
  16. 一种通信业务保障装置,其特征在于,应用于通信业务保障管理功能实体,所述装置包括:
    接收单元,用于从通信业务消费功能实体获取所述确定性通信业务的需求信息,所述需求信息包括时延需求和可靠性需求,其中所述时延需求用于指示所述确定性通信业务的各数据包的传输时间在预设时间阈值内,所述可靠性需求用于指示所述确定性通信业务的丢包率在预设范围内;
    处理单元,用于根据所述需求信息确定网络功能配置信息,所述网络功能配置信息包括网络功能配置或配置需求指示信息,所述网络功能配置或配置需求指示信息用于使得被管理对象获得支持所述确定性通信业务的需求信息的网络能力;
    发送单元,用于向被管理对象发送所述网络功能配置信息。
  17. 根据权利要求16所述的装置,其特征在于,所述向被管理对象发送网络功能配置信息包括:
    向指配管理实体发送所述网络功能配置,通过所述指配管理实体向所述被管理对象发送所述网络功能配置;或
    向被指配管理实体发送所述配置需求指示信息,所述被指配需求指示信息用于所述被指配管理实体获得网络功能配置;
    通过所述被指配管理实体向所述被管理对象发送所述网络功能配置。
  18. 根据权利要求16所述的装置,其特征在于,在从通信业务消费功能实体获取所述确定性通信业务的需求信息之前,所述接收单元还用于:
    从通信业务消费功能实体获取进行确定性通信业务的保障意图;
    所述处理单元具体用于:
    根据从所述通信业务消费功能实体获取的所述确定性通信业务的保障意图生成所述确定性通信业务的需求信息。
  19. 根据权利要求16-18任一项所述的装置,其特征在于,所述被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
  20. 根据权利要求19所述的装置,其特征在于,所述网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
  21. 根据权利要求20所述的装置,其特征在于,所述时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
    所述RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换装置;或
    所述CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
  22. 根据权利要求20所述的装置,其特征在于,所述可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和/或RAN可靠性相关的网络功能配置,所述RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多时隙连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
    所述CN可靠性相关的网络功能配置包括:UPF多连接冗余传输装置。
  23. 根据权利要求16所述的装置,其特征在于,所述需求信息包含在网络切片的业务需求模板中或者网络切片子网的需求模板中。
  24. 一种通信业务保障装置,其特征在于,应用于被管理对象,所述装置包括:
    接收单元,用于接收通信业务保障管理功能实体或指配管理实体发送的网络功能配置,所述络功能配置用于使得被管理对象获得支持确定性通信业务的需求信息的网络能力,所述需求信息包括时延需求和可靠性需求,其中所述时延需求用于指示所述确定性通信业务的各数据包的传输时间在预设时间阈值内,所述可靠性需求用于指示所述确定性通信业务的丢包率在预设范围内;
    处理单元,用于根据所述网络功能配置进行所述被管理对象对应网络功能的配置。
  25. 根据权利要求24所述的装置,其特征在于,所述被管理对象包括以下一种或多种:网络切片,无线接入网RAN网元,核心网CN网元,传输网TN网元,RAN网络切片子网,CN网络切片子网,或TN网络切片子网。
  26. 根据权利要求25所述的装置,其特征在于,所述网络功能配置包括时延相关的网络功能配置和/或可靠性相关的网络功能配置。
  27. 根据权利要求26所述的装置,其特征在于,所述时延相关的网络功能配置包括CN时延相关的网络功能配置和/或RAN时延相关的网络功能配置;
    所述RAN时延相关的网络功能配置包括以下至少一种:子帧长度小于预设阈值,免授权调度,低时延随机接入方式,低时延上行反馈方式,分组数据汇聚层PDCP乱序递交功能,或低时延连接切换装置;或
    所述CN时延相关的网络功能配置包括以下至少一种:本地用户面功能UPF配置,多接入边缘计算MEC配置,业务连续性策略。
  28. 根据权利要求26所述的装置,其特征在于,所述可靠性相关的网络功能配置包括CN可靠性相关的网络功能配置和RAN可靠性相关的网络功能配置;
    所述RAN可靠性相关的网络功能配置包括以下至少一种:物理下行控制信道PDCCH可靠性增强配置,物理层多实习连续传输,PDCP多连接冗余传输,多传输点协作传输,可靠性连接切换方式;或
    所述CN可靠性相关的网络功能配置包括:UPF多连接冗余传输装置。
  29. 根据权利要求24所述的装置,其特征在于,所述发送单元还用于:
    向通信业务保障管理功能实体或指配管理实体发送响应消息,所述响应消息中包括针对所述网络功能配置的配置结果信息。
  30. 一种通信装置,其特征在于,所述装置的结构中包括处理器,还可以包括存储器;处理器与存储器耦合,可用于执行存储器中存储的计算机程序指令,以使装置执行如权利要求1-8任一项所述的方法,或者执行如权利要求9-14任一项所述的方法。
  31. 一种可读存储介质,其特征在于,用于存储指令,当所述指令被执行时,使如权利要求1-8中任一项所述的方法被实现,或者使如权利要求9-14中任一项所述的方法被实现。
  32. 一种通信系统,包括如权利要求16-23任一项中所述的通信业务保障装置,和/或包括如权利要求24-29任一项中所述的通信业务保障装置。
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