WO2018119826A1 - Procédé de mise à jour de service de réseau, nfvo et système nfv - Google Patents

Procédé de mise à jour de service de réseau, nfvo et système nfv Download PDF

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Publication number
WO2018119826A1
WO2018119826A1 PCT/CN2016/112907 CN2016112907W WO2018119826A1 WO 2018119826 A1 WO2018119826 A1 WO 2018119826A1 CN 2016112907 W CN2016112907 W CN 2016112907W WO 2018119826 A1 WO2018119826 A1 WO 2018119826A1
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Prior art keywords
network service
nfvo
service instance
information
instance
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PCT/CN2016/112907
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English (en)
Chinese (zh)
Inventor
刘建宁
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华为技术有限公司
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Priority to PCT/CN2016/112907 priority Critical patent/WO2018119826A1/fr
Publication of WO2018119826A1 publication Critical patent/WO2018119826A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
    • H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0895—Configuration of virtualised networks or elements, e.g. virtualised network function or OpenFlow elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/40—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks using virtualisation of network functions or resources, e.g. SDN or NFV entities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/20—Arrangements for monitoring or testing data switching networks the monitoring system or the monitored elements being virtualised, abstracted or software-defined entities, e.g. SDN or NFV

Definitions

  • the embodiments of the present application relate to network service update technologies, and in particular, to a network service update method NFVO and an NFV system.
  • Network Function Virtualization separates business applications from the underlying software architecture by using virtualization technology to separate software and hardware, and divides the network into multiple network services (NS) from the service level.
  • Each NS includes at least one Network Service Instance (NS instance).
  • the NS instance is instantiated by the Network Functions Virtualization Orchestrator (NFVO) according to the Network Service Descriptor (NSD).
  • the NS instance is running on a deployment template (Deployment Flavor, DF).
  • Each NSD has one or more DFs.
  • the DF is used to describe the running environment of the NS instance.
  • the industry is increasingly demanding NS.
  • the NS cannot meet the current service, it is inevitable to update the NS.
  • the NSD corresponding to the NS instance needs to be manually updated, and then the updated NSD is uploaded, and a new NS instance is obtained according to the new NSD instantiation.
  • the NSD needs to be updated offline, and the NSD needs to be re-instantiated after the NSD is updated.
  • the process is complicated.
  • the embodiment of the present invention provides a network service update method NFVO and an NFV system, which can simplify the NS update process without manually updating the NSD and re-instantiating the NS Instance.
  • the embodiment of the present application provides a network service update method, which is described from the perspective of NFVO.
  • the method includes: updating, for an NS instance currently running on the second DF, an update of the second DF.
  • First DF and switch NS Instance from second DF to The first DF is to complete the update of the NS.
  • the NFVO switches the network service instance from the second DF running by the network service instance. To the first DF.
  • the NFVO first updates the first DF to the NSD, and then switches the NS instance from the second DF to the first DF that satisfies the latest requirements of the service, without manual participation, and does not need to re-instantiate the NS instance, thereby simplifying the NS. Update process.
  • the NFVO first switches the network service instance from the second DF running by the network service instance to the first DF, and then updates the network according to the first DF information.
  • the network service descriptor NSD corresponding to the service instance.
  • the NFVO first switches the NS Instance from the second DF to the first DF that meets the latest requirements of the service, and then updates the first DF to the NSD without manual participation, and does not need to re-instantiate the NS instance, thereby simplifying the NS update. Process.
  • the NFVO updates the network service descriptor NSD corresponding to the network service instance according to the first DF, and the NFVO determines whether the network service instance successfully switches from the second DF. To the first DF; if the NFVO determines that the network service instance successfully switches from the second DF to the first DF, the NFVO writes the first DF to the NSD; The NFVO determines that the network service instance did not successfully switch from the second DF to the first DF, and the NFVO returns the network service instance to the second DF.
  • the method before the NFVO switches the network service instance from the second DF running by the network service instance to the first DF, the method further includes:
  • the NFVO freezes the NSD to prevent other users from modifying the NSD.
  • the first DF information is identification information
  • the method further includes:
  • the NFVO acquires the first DF according to the identification information.
  • the NS update request further includes a configuration policy
  • the DF includes: the NFVO switching the network service instance from the second DF running by the network service instance to the first DF according to the configuration policy.
  • the configuration policy includes a handover condition or a handover time.
  • the network function virtualization orchestrator NFVO receives the network service NS update request, and the NFVO receives the NS update request sent by the operation support system OSS or the service support system BSS.
  • the embodiment of the present application provides a network function virtualization orchestrator NFVO, including: a processor and a communication interface: the communication interface is configured to receive a network service NS update request, where the NS update request includes a network service instance. a first deployment template DF information, where the first DF information is DF information to be updated by the network service instance, and the processor is configured to update the network service descriptor NSD corresponding to the network service instance according to the first DF information, The network service instance switches from the second DF running by the network service instance to the first DF.
  • the processor when switching the network service instance from the second DF running by the network service instance to the first DF, specifically for using the first DF information After updating the network service descriptor NSD corresponding to the network service instance, the network service instance is switched from the second DF running by the network service instance to the first DF.
  • the processor when updating the network service descriptor NSD corresponding to the network service instance according to the first DF information, specifically for using the network service instance from the network service After the second DF of the instance is switched to the first DF, the network service descriptor NSD corresponding to the network service instance is updated according to the first DF information.
  • the processor when updating the network service descriptor NSD corresponding to the network service instance according to the first DF, specifically determining whether the network service instance succeeds from the Switching to the first DF, if the network service instance successfully switches from the second DF to the first DF, writing the first DF to the NSD, if the network service instance If the second DF is not successfully switched to the first DF, the network service instance is returned to the second DF.
  • the processor is further configured to freeze the NSD before switching the network service instance from the second DF running by the network service instance to the first DF.
  • the first DF information is identification information
  • the processor is further configured to acquire the first DF according to the identification information.
  • the NS update request further includes a configuration policy, when the processor switches the network service instance from the second DF running by the network service instance to the first DF, specifically And for switching, according to the configuration policy, the network service instance from a second DF run by the network service instance to the first DF.
  • the configuration policy includes a handover condition or a handover time.
  • the processor when receiving the network service NS update request, is specifically configured to receive an NS update request sent by the operation support system OSS or the service support system BSS.
  • the embodiment of the present application provides a network function virtualization NFV system, including the network function virtualization orchestrator NFVO implemented in any one of the second aspect or the second aspect.
  • an embodiment of the present application provides a computer storage medium for storing computer software instructions for use in the NFVO, which includes a program designed to perform the foregoing first aspect or the feasible implementation of the first aspect.
  • an embodiment of the present application provides a chip system, including: at least one processor, a memory, an input/output portion, and a bus; and the at least one processor acquires an instruction in the memory through the bus, where Implementing the above method involves the design function of NFVO.
  • the network service update method NFVO and the NFV system provided by the embodiment of the present application acquires the first DF obtained by updating the second DF for the NS instance currently running on the second DF, and switches the NS Instance from the second DF to The first DF is used to complete the update of the NS.
  • the NSD is not manually updated offline and the NS Instance is re-instantiated, so as to simplify the NS update process.
  • Figure 1 is a flow chart for updating the NSD under the manual line to update the NS;
  • FIG. 2 is a schematic structural diagram of an NFV system to which the network service update method of the present application is applied;
  • Embodiment 1 of a network service update method is a flowchart of Embodiment 1 of a network service update method according to the present application
  • Embodiment 2 is a flowchart of Embodiment 2 of a method for updating a network service according to the present application
  • Embodiment 4 is a signaling diagram of Embodiment 3 of a network service update method of the present application.
  • FIG. 5 is a signaling diagram of Embodiment 4 of a network service update method according to the present application.
  • FIG. 6 is a schematic structural diagram of an embodiment of a network function virtualization orchestrator of the present application.
  • Figure 1 is a flow chart for updating the NSD under the manual line to update the NS, including:
  • the sender device updates the NSD of the target NS offline.
  • the sending device sends the updated NSD to the NVFO.
  • the NFVO verifies the NSD, for example, to verify whether the necessary elements in the NSD exist; for example, to verify whether the parameters are correct; for example, to verify whether the VNF exists or the like.
  • NFVO uploads the updated NSD to the NS Catalog.
  • NFVO uploads the updated NSD to the NS catalog after verifying the updated NSD.
  • the NFVO sends a feedback message to the sending end device.
  • the NFVO feeds back a message to the sender device to feedback the upload success.
  • NFVO initiates a new NS according to the new NSD, and switches the service to the new NS to implement the update of the NS.
  • the NSD of the target NS is updated, and then the updated NSD is uploaded, and the NFVO updates the NS according to the updated NSD.
  • the NSD needs to be manually updated offline, and then the updated NSD is uploaded.
  • the new NS is instantiated according to the new NSD, and the original service is switched to the new NS, which requires not only manual offline participation, but also When most of the content in the NSD does not need to be modified, the NS needs to be re-instantiated. The process is complicated and easily causes service interruption.
  • FIG. 2 is a schematic structural diagram of an NFV system to which the network service update method of the present application is applied, The following mainly describes the network elements and related interfaces involved in the system architecture.
  • Operation Support System (OSS)/Business Support System (BSS): A resource used to initiate service requests to NFVO and services, and is responsible for troubleshooting.
  • BSS Business Support System
  • NFVO used to organize management resources, implement NFV services, and monitor VNF, Network Functions Virtualization Infrastructure (NFVI) resources and operational status information in real time according to service requests initiated by OSS/BSS.
  • NFVI Network Functions Virtualization Infrastructure
  • VNFM Network Function Virtualization Manager Used to manage the VNF generation cycle, such as startup, time to live, and VNF operational status information.
  • Element Management It is responsible for the management of NEs, including monitoring the performance of NEs and configuring the services of NEs.
  • NS catalog It is used to store all NSs and support the storage and management of deployment templates such as NSD.
  • VNF catalog Used to store all uploaded VNF packages, support VNFD, software images, and other manifest creation and management.
  • NFV instances Information used to store all VNF instances and NS instances.
  • NFVI resources Stores NFVI available/reserved/allocated resource information.
  • Ve-Vnfm Interface between EM and VNFM for transmitting VNF lifecycle management and interactive configuration information.
  • Or-Vnfm An interface between NFVO and VNFM for transmitting VNF lifecycle management request resources, configuration information, and status information.
  • Vi-Vnfm An interface between VNFM and VIM for transmitting resource allocation requests, virtualized resource configuration, and status information.
  • Or-Vi An interface between NFVO and VIM for transmitting resource reservations, allocation requests, virtualized resource configuration, and status information.
  • Nf-Vi Interface between NFVI and VIM, used for transmission resource specific allocation, virtual resource status information interaction, and hardware resource configuration information.
  • Vn-Nf An interface between VNF and NFVI for transmitting information about the actual execution environment provided by the NFVI to the VNF.
  • VI-Ha The virtual layer requests hardware resources and mobile phone hardware resource status information through the interface.
  • Oi-Vi Used for resource reservation requests, resource allocation requests, virtualized hardware configuration, and status information interaction.
  • Se-Ma Used to retrieve VNF forwarding graph information, service related information, and the like.
  • OS-Ma used for VNF lifecycle management, forwarding table life cycle management, policy management, etc.
  • FIG. 3A is a flowchart of Embodiment 1 of the network service update method of the present application, including:
  • the network function virtualization orchestrator NFVO receives the network service NS update request.
  • the NFVO receives an NS update request that includes the first DF information of the network service instance sent by the OSS, the BSS, and the like, and the source device is, for example, an OSS, a BSS, or the like, and the first DF information is the DF information to be updated by the network service instance.
  • the NFVO updates the network service descriptor NSD corresponding to the network service instance according to the first DF information.
  • one NS corresponds to one NSD
  • the NS instance included in the NS is obtained by the NFVO according to the NSD.
  • Each NS instance runs on one DF
  • the NSD has one or more DFs.
  • the DF is a file for describing the running environment, and is used to describe the running environment of the NS instance running on the DF, such as VNF information.
  • updating the NS means updating one or more DFs in the NSD corresponding to the NS, and switching the NS from the currently running DF to the updated DF.
  • the DF that currently runs the NS instance is referred to as a second DF
  • the DF that is updated by the second DF is referred to as a first DF.
  • the NFVO acquires the first DF obtained by updating the second DF according to the first DF information, and writes the acquired first DF.
  • the original NSD is overwritten with the NSD written to the first DF, thereby realizing the update of the NSD.
  • the NFVO switches the network service instance from the second DF to the first DF.
  • the NFVO switches the NS Instance from the second DF to the first DF, thereby completing the update to the NS.
  • the network service update method provided by the embodiment of the present application acquires the first DF obtained by updating the second DF for the NS instance currently running on the second DF, and switches the NS Instance from the second DF to the first DF.
  • the NS update is completed. In this process, the NSD is not manually updated offline and the NS Instance is re-instantiated to simplify the NS update process.
  • step 202 is performed first, and then step 203 is performed, that is, after the NFVO updates the network service descriptor NSD corresponding to the network service instance according to the first DF information, the NFVO will The network service instance switches from the second DF running by the network service instance to the first DF.
  • the NFVO may also first switch the network service instance from the second DF running the network service instance to the first a DF, and then updating the network service descriptor NSD corresponding to the network service instance according to the first DF information.
  • FIG. 3B is a flowchart of Embodiment 2 of the network service update method of the present application, including:
  • the network function virtualization orchestrator NFVO receives the network service NS update request.
  • step 201 in FIG. 3A For details, refer to the description of step 201 in FIG. 3A, and details are not described herein again.
  • the NFVO switches the network service instance from a second DF run by the network service instance to the first DF.
  • step 203 in FIG. 3A For details, refer to the description of step 203 in FIG. 3A, and details are not described herein again.
  • the NFVO updates the network service descriptor NSD corresponding to the network service instance according to the first DF information.
  • step 202 in FIG. 3A For details, refer to the description of step 202 in FIG. 3A, and details are not described herein again.
  • the NFVO first switches the NS Instance from the first DF to the first DF, and then updates the NSD. Compared with the method of updating the NSD and then switching the DF in FIG. 3A, the speed is faster.
  • FIG. 4 is a signaling diagram of Embodiment 3 of the network service update method of the present application
  • FIG. 5 is a signaling diagram of Embodiment 4 of the network service update method of the present application.
  • FIG. 4 includes the following steps:
  • the sender device sends an NS update request to the NFVO.
  • the source device is, for example, an OSS or a BSS.
  • the sender device sends an NS update request to the NFVO to request an update to the NS.
  • the NS update request includes the specified NS
  • the identification information of the NSD of the instance the identification information of the specified NS instance, the identifier of the DF (ie, the second DF) running the specified NS instance, and the information after updating the second DF (ie, the information of the first DF).
  • the information of the first DF may be the identifier information of the first DF, and the information of the first DF may also be the first DF.
  • the NS update request may further include a configuration policy.
  • the configuration policy includes a switching time, a switching condition, and the like. The configuration policy is used to control the update of the NS.
  • the first DF is not required to be acquired from other network elements, but the first DF is directly used. If the information of the first DF is the identification information of the first DF, the first DF is obtained according to the identification information of the first DF to the corresponding network element. For example, the identification information of the first DF indicates the address of the server storing the first DF, and then the NFVO obtains the first DF from the corresponding server.
  • NFVO verifies the NS update request.
  • NFVO verifies the legality and integrity of the NS.
  • NFVO obtains NSD from the NS Catalog.
  • the NFVO obtains the NSD corresponding to the identifier information from the NS Catalog according to the identifier information of the NSD in the NS update request.
  • the NFVO writes the first DF to the NSD.
  • the first DF is written to the NSD to update the NSD.
  • the NFVO also writes the configuration policy to the NS Catalog to update the configuration policy in the NS Catalog.
  • NFVO sends the updated NSD to the NS Catalog.
  • the NFVO sends the updated NSD to the NSCatalog, so that the NSCatalog overwrites the original NSD with the updated NSD.
  • NS Catalog returns the update result to NFVO.
  • the NSCatalog if the NSCatalog successfully overwrites the original NSD with the updated NSD, the NSCatalog returns an update result to the NFVO, for example, sends an Acknowledgement (ACK) to the NFVO.
  • ACK Acknowledgement
  • the NFVO switches all services of the NS instance from the second DF to the first DF.
  • NFVO triggers NS scaling to switch all services of the specified NS instance from the second DF to the first DF.
  • This switching process can be understood as the process of updating the NS instance instance.
  • the NFVO is specifically switched according to the configuration policy, for example, according to the switching time in the configuration policy.
  • Switching timing switching according to the switching timing; for example, determining the switching condition according to the switching condition in the configuration policy, and determining whether the current condition satisfies the switching condition, and if yes, performing switching; if the current condition does not satisfy the switching condition , then no switching is performed.
  • the NFVO sends an update result to the sending end device.
  • the NFVO returns an update result to the sender device. For example, if the NS is successfully updated, an ACK is sent to the sender device.
  • the NACK is sent to the sending device (not shown in the figure).
  • the NFVO switches the network service instance from the second DF to the first DF, and satisfies the NS update scenario in which the NSD is updated first and then the service is switched.
  • the NSD is updated first and then the service is switched.
  • only the DFs that need to be updated are updated, and there is no need to update and modify the entire NSD, thereby avoiding a lot of duplication of work and potential errors introduced by human operations.
  • FIG. 5 includes the following steps:
  • the sender device sends an NS update request to the NFVO.
  • step 401 in Figure 4 For details, refer to step 401 in Figure 4 above, and details are not described herein again.
  • the NFVO verifies the NS update request.
  • NFVO verifies the legality and integrity of the NS.
  • the NFVO freezes the corresponding NSD according to the NSD identification information in the NS update request, so that other users are not allowed to modify the NSD.
  • the NFVO switches all services of the NS instance from the second DF to the first DF.
  • NFVO triggers NS scaling to switch all services of the specified NS instance from the second DF to the first DF.
  • This switching process can be understood as the process of updating the NS instance instance.
  • the NFVO determines whether the NS instance successfully switches from the second DF to the first DF, and if the handover is successful, performs 506; if the handover is not successful, performs 511.
  • NFVO obtains NSD from the NS Catalog.
  • the NFVO writes the first DF to the NSD.
  • step 404 in Figure 4 above For details, refer to step 404 in Figure 4 above, and details are not described herein again.
  • NFVO sends the updated NSD to the NS Catalog.
  • NS Catalog returns the update result to NFVO.
  • the NFVO sends the update result to the sending end device.
  • the NFVO returns the network service instance to the second DF.
  • step 505 if the NFVO determines that the network service instance has not successfully switched from the second DF to the first DF, the NFVO returns the network service instance to the second DF.
  • This step is an optional step (shown in the dashed box in the figure) and is only executed if step 505 fails.
  • the NSD is updated to meet the scenario of performing service switching and updating the NSD first.
  • the NSD is not required to be manually updated.
  • the NS Instance is re-instantiated to simplify the NS update process.
  • only the DFs that need to be updated are updated without modifying the entire NSD, thus avoiding a lot of duplication of work and potential errors introduced by human operations.
  • FIG. 6 is a schematic structural diagram of an embodiment of a network function virtualization orchestrator of the present application.
  • the network function virtualization orchestrator provided by the present example includes: a processor 11, a memory 12, a communication interface 13, and a system bus 14, through which the memory 12 and the communication interface 13 are connected.
  • the processor 11 is connected to and completes communication with each other, the memory 12 is for storing computer execution instructions, the communication interface 13 is for communicating with other devices, and the processor 11 calls the computer to execute instructions and execute Do the following:
  • the NS update request includes first deployment template DF information of the network service instance, the first DF information is DF information to be updated by the network service instance, and the update is performed according to the first DF information
  • the network service descriptor corresponding to the network service instance NSD will The network service instance switches from the second DF running by the network service instance to the first DF.
  • the NFVO acquires the first DF obtained by updating the second DF for the NS instance currently running on the second DF, and switches the NS Instance from the second DF to the first DF to complete the update of the NS. In this process, there is no need to manually update the NSD and re-instantiate the NS Instance to simplify the NS update process.
  • the processor 11 when the network service instance is switched from the second DF running by the network service instance to the first DF, the processor 11 is specifically used according to the After the first DF information updates the network service descriptor NSD corresponding to the network service instance, the network service instance is switched from the second DF running by the network service instance to the first DF.
  • the processor 11 when the network service descriptor NSD corresponding to the network service instance is updated according to the first DF information, the processor 11 is specifically configured to use the network service instance. After switching from the second DF running by the network service instance to the first DF, updating the network service descriptor NSD corresponding to the network service instance according to the first DF information.
  • the processor 11 when the network service descriptor NSD corresponding to the network service instance is updated according to the first DF, the processor 11 is specifically configured to determine whether the network service instance is Successfully switching from the second DF to the first DF, if the network service instance successfully switches from the second DF to the first DF, writing the first DF to the NSD, if If the network service instance fails to switch from the second DF to the first DF, the network service instance is returned to the second DF.
  • the processor 11 is further configured to freeze the network service instance before switching from the second DF running the network service instance to the first DF. Said NSD.
  • the first DF information is the identifier information
  • the processor 11 is further configured to acquire the first DF according to the identifier information.
  • the NS update request further includes a configuration policy
  • the processor 11 switches the second service DF from the second DF running the network service instance to the first
  • the network service instance is specifically switched from the second DF running by the network service instance to the first DF according to the configuration policy.
  • the configuration policy includes a handover condition or a handover time.
  • the processor 11 is configured to receive a network service NS.
  • the new request is specifically used to receive an NS update request sent by the operation support system OSS or the service support system BSS.
  • the application example further provides a network function virtualization NFV system, including the NFVO implemented in FIG. 6 and the foregoing manner.
  • the system bus mentioned in FIG. 6 above may be a peripheral component interconnect (PCI) bus or an extended industry standard architecture (EISA) bus.
  • PCI peripheral component interconnect
  • EISA extended industry standard architecture
  • the system bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in the figure, but it does not mean that there is only one bus or one type of bus.
  • the communication interface is used to implement communication between the database access device and other devices such as clients, read-write libraries, and read-only libraries.
  • the memory may include random access memory (RAM), and may also include non-volatile memory, such as at least one disk storage.
  • the above processor may be a general-purpose processor, including a central processing unit (CPU), a network processor (NP), etc.; or may be a digital signal processing (DSP), dedicated integration.
  • CPU central processing unit
  • NP network processor
  • DSP digital signal processing
  • ASIC Application Specific Integrated Circuit
  • FPGA Field-Programmable Gate Array
  • the foregoing program may be stored in a computer readable storage medium, and the program is executed when executed.
  • the foregoing steps include the steps of the foregoing method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.

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Abstract

La présente invention, selon certains modes de réalisation, concerne un procédé de mise à jour de service de réseau, un NFVO, et un système de NFV faisant appel aux étapes consistant à ; pour une instance de NS en cours d'exécution sur un second DF, acquérir un premier DF obtenu par mise à jour du second DF, et commuter l'instance de NS du second DF au premier DF pour achever la mise à jour du NS ; selon ledit procédé, il n'est pas nécessaire d'effectuer une mise à jour manuelle hors ligne du NSD ni d'effectuer une ré-instanciation de l'instance de NS, ce qui permet d'atteindre l'objectif de simplification de la procédure de mise à jour de NS.
PCT/CN2016/112907 2016-12-29 2016-12-29 Procédé de mise à jour de service de réseau, nfvo et système nfv WO2018119826A1 (fr)

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PCT/CN2016/112907 WO2018119826A1 (fr) 2016-12-29 2016-12-29 Procédé de mise à jour de service de réseau, nfvo et système nfv

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WO2022063127A1 (fr) * 2020-09-22 2022-03-31 中兴通讯股份有限公司 Procédé de mise à jour de service de réseau virtualisé, dispositif électronique et support de stockage lisible par ordinateur

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