WO2016033963A1 - Élément déclencheur de réglage de politique, procédé et dispositif de réglage de politique, et système de réglage de politique - Google Patents

Élément déclencheur de réglage de politique, procédé et dispositif de réglage de politique, et système de réglage de politique Download PDF

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Publication number
WO2016033963A1
WO2016033963A1 PCT/CN2015/075311 CN2015075311W WO2016033963A1 WO 2016033963 A1 WO2016033963 A1 WO 2016033963A1 CN 2015075311 W CN2015075311 W CN 2015075311W WO 2016033963 A1 WO2016033963 A1 WO 2016033963A1
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network
service
customized
policy
parameter set
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PCT/CN2015/075311
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English (en)
Chinese (zh)
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赵杰
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中兴通讯股份有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition

Definitions

  • the present invention relates to the field of communications, and in particular to a policy adjustment trigger, a policy adjustment method and apparatus, and a policy adjustment system.
  • SDN Software Defined Network
  • the common SDN concept is that the application software passes through the SDN controller, and the SDN controller controls the switch and the router through the OpenFlow protocol, thereby implementing control and management of the entire network.
  • wireless network SDN The concept of wireless network SDN is that users can manage and control the basic functions of the existing radio access network (RAN) network elements that have been atomized and modularized in a quasi-real-time, programmable and interactive manner. Automate maintenance and optimization of wireless networks.
  • RAN radio access network
  • wireless network SDN can include all wireless network standards, namely second generation mobile communication technology (2G), third generation mobile communication technology (3G), fourth generation mobile communication technology (4G), and even future fifth generation mobile Communication technology (5G), etc.
  • 2G second generation mobile communication technology
  • 3G third generation mobile communication technology
  • 4G fourth generation mobile communication technology
  • 5G fifth generation mobile Communication technology
  • the parameter configuration of the current network management system of the wireless network is mainly for the static configuration of the cell/network element, and has strong reliability in providing basic network services and user experience, and is suitable for a wide range of uses.
  • user experience and resource utilization cannot be optimized.
  • the embodiments of the present invention provide a policy adjustment trigger, a policy adjustment method and device, and a policy adjustment system, so as to at least solve the problem that the user experience and the resource utilization cannot be optimized in the case where the service demand and the network state are constantly changing in the related technologies. .
  • a policy adjustment triggering method is provided.
  • the policy adjustment triggering method includes: receiving a customized network service requirement delivered by an SDN service application layer; acquiring a parameter set of the radio access network according to a customized network service requirement, where the parameter set is used to indicate at least One of the following: network status, network load; determining whether to send a service policy update indication of the network element corresponding to the customized network service requirement to the network management system by analyzing the parameter set.
  • obtaining the parameter set of the radio access network according to the customized network service requirement comprises: sending the indication information to the radio access network according to the customized network service requirement, where the indication information is used to indicate the radio access network report status information and/or Or load information; receiving state information and/or load information reported by the radio access network according to the indication information.
  • obtaining the parameter set of the radio access network according to the customized network service requirement comprises: querying the most recently updated data summary record according to the customized network service requirement, where the data summary record includes: the user calling bill data and the signaling tracking data. , performance statistics; obtain status information and/or load information from the most recently updated data summary records.
  • determining, by the analysis result, whether the service policy update indication is sent to the network management system comprises: determining, according to status information and/or load information of the wireless access network report, whether a trigger condition for updating the service policy of the network element is satisfied; If yes, the service policy update indication is sent to the network management system; if not, it continues to detect whether the trigger condition is met according to the preset period.
  • the customized network service requirement delivered by the SDN service application layer is received through the preset interface, where the preset interface is at least one of the following: an application programming interface (API), a scripting language, and a template.
  • API application programming interface
  • scripting language e.g., a scripting language
  • the network element is one of: one or more cells, one or more base stations, and a radio network controller (RNC).
  • RNC radio network controller
  • the foregoing radio access network is one of: a second generation mobile communication technology (2G) network, a third generation mobile communication technology (3G) network, a fourth generation mobile communication technology (4G) network, a wireless local area network (WLAN) ).
  • 2G second generation mobile communication technology
  • 3G third generation mobile communication technology
  • 4G fourth generation mobile communication technology
  • WLAN wireless local area network
  • a policy adjustment method is provided.
  • the policy adjustment method includes: receiving a service policy update indication sent by the SDN controller, where the service policy update indication is that the SDN controller acquires the wireless connection according to the customized network service requirement sent by the SDN service application layer.
  • the parameter set of the network is determined, the parameter set is used to determine the delivery, and the parameter set is used to represent at least one of the following: network status, network load; and the network element corresponding to the customized network service requirement according to the service policy update indication.
  • the network policy parameter configuration is updated, wherein the updated network policy parameter is configured for the wireless access network to provide network services.
  • a policy adjustment triggering apparatus is provided.
  • the method for triggering a policy adjustment triggering device is: a receiving module configured to receive a customized network service requirement delivered by an SDN service application layer; and an obtaining module configured to acquire a parameter set of the radio access network according to a customized network service requirement
  • the parameter set is used to represent at least one of the following: a network state, a network load, and a triggering module, configured to determine, by using an analysis result of the parameter set, whether to deliver a service of the network element corresponding to the customized network service to the network management system. Policy update indication.
  • the obtaining module includes: a sending unit, configured to send indication information to the radio access network according to the customized network service requirement, where the indication information is used to indicate the radio access network report status information and/or load information; the receiving unit, It is configured to receive status information and/or load information reported by the radio access network according to the indication information.
  • a sending unit configured to send indication information to the radio access network according to the customized network service requirement, where the indication information is used to indicate the radio access network report status information and/or load information
  • the receiving unit It is configured to receive status information and/or load information reported by the radio access network according to the indication information.
  • the obtaining module comprises: a query unit, configured to query the most recently updated data summary record according to the customized network service requirement, wherein the data summary record comprises: user call bill data, signaling tracking data, performance statistics data; , set to get status information and/or load information from the most recently updated data summary record.
  • a query unit configured to query the most recently updated data summary record according to the customized network service requirement, wherein the data summary record comprises: user call bill data, signaling tracking data, performance statistics data; , set to get status information and/or load information from the most recently updated data summary record.
  • the triggering module includes: a determining unit, configured to determine, according to status information and/or load information of the wireless access network report, whether a trigger condition for updating the service policy of the network element is satisfied; and the triggering unit is configured to output in the determining unit If yes, the service policy update indication is sent to the network management system; and the detecting unit is configured to continue to detect whether the trigger condition is met according to the preset period when the output of the determining unit is negative.
  • a policy adjustment apparatus is provided.
  • the policy adjustment apparatus includes: a receiving module, configured to receive a service policy update indication sent by the SDN controller, where the service policy update indication is a custom network sent by the SDN controller according to the SDN service application layer
  • the service request is determined by analyzing the parameter set, and the parameter set is used to represent at least one of the following: network status and network load; and the adjustment module is set to update the indication according to the service policy.
  • the network policy parameter configuration of the network element corresponding to the customized network service requirement is updated, wherein the updated network policy parameter is configured for the wireless access network to provide the network service.
  • a policy adjustment system is provided.
  • the policy adjustment system includes: the foregoing policy adjustment triggering device and a policy adjustment device.
  • the embodiment of the present invention adopts a custom network service requirement that is sent by the SDN service application layer; and obtains a parameter set of the radio access network according to the customized network service requirement, where the parameter set is used to indicate at least the following: One of the following: the network status and the network load; determining whether to send the service policy update indication of the network element corresponding to the customized network service to the network management system through the analysis result of the parameter set, and solving the problem that the related technology cannot be in the service demand and the network
  • FIG. 1 is a flowchart of a method for triggering a policy adjustment according to an embodiment of the present invention
  • FIG. 2 is a flowchart of a method for adjusting a policy according to an embodiment of the present invention
  • FIG. 3 is a flowchart of policy control performed by an SDN application layer to an SDN controller according to a preferred embodiment of the present invention
  • FIG. 4 is a flowchart of policy control performed by an SDN application layer to an SDN controller according to a preferred embodiment 2 of the present invention
  • FIG. 5 is a structural block diagram of a policy adjustment triggering apparatus according to an embodiment of the present invention.
  • FIG. 6 is a structural block diagram of a policy adjustment triggering apparatus according to a preferred embodiment of the present invention.
  • FIG. 7 is a structural block diagram of a policy adjustment apparatus according to an embodiment of the present invention.
  • FIG. 8 is a structural block diagram of a policy adjustment system according to an embodiment of the present invention.
  • FIG. 9 is a schematic diagram of a wireless SDN system architecture in accordance with a preferred embodiment of the present invention.
  • FIG. 1 is a flowchart of a method for triggering a policy adjustment according to an embodiment of the present invention. As shown in FIG. 1, the method may include the following processing steps:
  • Step S102 Receive a customized network service requirement delivered by the SDN service application layer.
  • Step S104 Obtain a parameter set of the radio access network according to the requirement of the customized network service, where the parameter set is used to indicate at least one of the following: a network state, a network load;
  • Step S106 Determine whether to send a service policy update indication of the network element corresponding to the customized network service requirement to the network management system by using the analysis result of the parameter set.
  • a wireless network SDN service application layer (hereinafter, in the preferred embodiment, the wireless network SDN service application layer is also simply referred to as a service application layer);
  • a wireless network SDN controller (hereinafter, in the preferred embodiment, the wireless network SDN controller is also simply referred to as a controller);
  • a wireless network SDN data forwarding device (hereinafter, in the preferred embodiment, the wireless network SDN data forwarding device is also referred to as RAN for short);
  • OMC Network Management System for Wireless Network - Operation and Maintenance Center
  • the customized network service requirement delivered by the SDN service application layer may be received through a preset interface, where the preset interface may be, but not limited to, at least one of the following:
  • API Application Programming Interface
  • the foregoing network element may be, but not limited to, at least one of the following:
  • RNC Radio Network Controller
  • the foregoing radio access network may be, but not limited to, one of the following:
  • WLAN Wireless local area network
  • step S104 acquiring the parameter set of the radio access network according to the customized network service requirement may include the following operations:
  • Step S1 Send indication information to the radio access network according to the customized network service requirement, where the indication information is used to indicate the radio access network report status information and/or load information;
  • Step S2 Receive status information and/or load information reported by the radio access network according to the indication information.
  • the service application layer APP customizes the specific network service requirements through the interface provided by the controller, and delivers the personalized, scenario, and customized requirements to the controller.
  • the controller instructs the RAN to report specific status information and/or load information according to the requirements of the service application layer APP.
  • the RAN reports specific status information and/or load information to the controller according to the indication.
  • step S104 acquiring the parameter set of the radio access network according to the customized network service requirement may include the following operations:
  • Step S3 Query the most recently updated data summary record according to the customized network service requirement, where the data summary record includes: user call CDR data, signaling tracking data, and performance statistics data;
  • Step S4 Obtain status information and/or load information from the most recently updated data summary record.
  • a non-real-time acquisition manner may be adopted, that is, the latest updated historical data summary record may be queried according to the customized network service requirement (which may include but is not limited to: the user calls the bill data. , signaling tracking data, performance statistics), and then obtain status information and/or load information.
  • the customized network service requirement which may include but is not limited to: the user calls the bill data. , signaling tracking data, performance statistics
  • determining, by the analysis result, whether the service policy update indication is sent to the network management system may include the following steps:
  • Step S5 judging whether the trigger condition for updating the service policy of the network element is satisfied according to the status information and/or the load information of the wireless access network report;
  • Step S6 If yes, send a service policy update indication to the network management system
  • Step S7 If no, continue to detect whether the trigger condition is met according to the preset period.
  • the controller analyzes the collected status information and/or the load information, and when the demand trigger condition of the service application APP is met, the service policy for updating the specific network element is sent to the OMC. Otherwise, when no event is reported, the SDN controller detects whether the condition is satisfied according to a preset period.
  • FIG. 2 is a flow chart of a method of policy adjustment according to an embodiment of the present invention. As shown in FIG. 2, the method may include the following processing steps:
  • Step S202 Receive a service policy update indication sent by the SDN controller, where the service policy update indication is that the SDN controller obtains the parameter set from the radio access network according to the customized network service requirement sent by the SDN service application layer, and then passes the parameter set.
  • the parameter set is analyzed and determined, and the parameter set is used to represent at least one of the following: network state, network load;
  • Step S204 Update the network policy parameter configuration of the network element corresponding to the customized network service requirement according to the service policy update indication, where the updated network policy parameter is configured for the wireless access network to provide the network service.
  • the controller analyzes the collected signaling events, status data, and the like, and sends a service policy for updating the specific network element to the OMC when the condition triggering condition of the service application APP is met.
  • the OMC updates the service parameter configuration of the specific network element according to the received service policy update indication of the specific network element.
  • the RAN provides network services in accordance with the updated service parameters.
  • FIG. 3 is a flow chart of policy control performed by an SDN application layer to an SDN controller according to a preferred embodiment of the present invention.
  • the operator has both 2G and 3G networks.
  • multimode terminals that normally support 2G/3G will reside in the 3G network.
  • it may cause network congestion or even overload.
  • all circuit switched (CS) services within the 3G can be migrated to the 2G.
  • the process can include the following processing steps:
  • Step S302 The operator writes the service application APP through the interface provided by the SDN controller, and describes the personalized network service requirement: the monitoring indicator, the triggering condition and the constraint condition when the CS service is busy, and the action in each scenario.
  • G1011, U1011, ..., G1371, U3281 as the community group MetroCellGroup along the subway;
  • the A group is a parameter that is usually used
  • the B group is a parameter used when busy, and it is easier to switch to the same coverage or adjacent 2G network.
  • Step S304 The SDN controller instructs the 2G/3G radio access network RAN to report the working state and/or system load of the 2G/3G cell according to the setting of the service application APP requirement.
  • Step S306 The radio access network of the 2G/3G reports the working state and/or system load of the 2G/3G cell according to the indication.
  • Step S308 When the SDN controller receives the reported working status and/or system load of the 2G/3G cell, check whether the above conditions are met. When no event is reported, the SDN controller checks whether the condition is satisfied in a period of 5 minutes.
  • Step S310 When the SDN controller determines that a certain cell needs to change the parameter, directly sends an indication of the handover policy update of the CS service of the cell to the OMC.
  • Step S312 After receiving the handover policy update indication of the CS service of the specific cell, the OMC updates the handover parameter configuration of the CS service of the designated cell to the RNC.
  • Step S314 The RNC configures a new CS service handover parameter to the user equipment (UE) when there is a new CS service access.
  • FIG. 4 is a flow chart of policy control performed by an SDN application layer to an SDN controller according to a preferred embodiment 2 of the present invention.
  • places such as office buildings and subways are typical places with large traffic during peak hours and almost no one after midnight.
  • operators deploy a large number of indoor base stations to share the load. Therefore, operators hope to implement energy-saving control for these indoor base stations when no one is using them.
  • the process can include the following processing steps:
  • Step S402 The operator can write a service application APP through the interface provided by the SDN controller to describe the personalized network service requirement:
  • Step S404 The SDN controller instructs the radio access network to report the load information and/or the energy saving state information of the designated base station in the time range from 0:00 to 5:00 according to the setting of the service application APP requirement.
  • Step S406 The radio access network reports the load information and/or the energy saving state of the designated base station according to the indication.
  • Step S408 When receiving the load information and/or the energy-saving state of the reported base station, the SDN controller checks whether the above condition is satisfied. When no event is reported, the SDN controller checks whether the condition is satisfied in a period of 10 minutes.
  • Step S410 When the SDN controller determines that a certain base station needs to enter the energy-saving state or exits the energy-saving state, the OLT controller directly sends the energy-saving control indication of the base station to the OMC.
  • Step S412 After receiving the energy-saving control update indication of the specific base station, the OMC updates the parameter configuration of the energy-saving control of the designated base station to the RNC.
  • Step S414 The RNC performs energy saving control on the designated base station.
  • FIG. 5 is a structural block diagram of a policy adjustment triggering apparatus according to an embodiment of the present invention.
  • the policy adjustment triggering apparatus may include: a receiving module 10 configured to receive a customized network service requirement delivered by an SDN service application layer; and an obtaining module 20 configured to acquire wireless access according to a customized network service requirement.
  • the parameter set of the network wherein the parameter set is used to represent at least one of the following: a network state, a network load, and a triggering module 30, configured to determine, by using an analysis result of the parameter set, whether to deliver a corresponding network service to the network management system.
  • Service policy update indication for the network element is provided.
  • the device shown in FIG. 5 solves the problem that the related technologies cannot optimize the user experience and resource utilization in the case of continuous changes in service requirements and network states, and thus the personalized network service requirements can be customized by the customer. Improve operational capabilities and increase the commercial value of the network.
  • the customized network service requirement delivered by the SDN service application layer may be received through a preset interface, where the preset interface may be, but not limited to, at least one of the following:
  • API Application Programming Interface
  • the foregoing network element may be, but not limited to, at least one of the following:
  • RNC Radio Network Controller
  • the foregoing radio access network may be, but not limited to, one of the following:
  • WLAN Wireless local area network
  • the obtaining module 20 may include: a sending unit 200, configured to send indication information to the radio access network according to the customized network service requirement, where the indication information is used to indicate the radio access network report status information. And/or load information; the receiving unit 202 is configured to receive status information and/or load information reported by the radio access network according to the indication information.
  • the obtaining module 20 may include: a query unit 204, configured to query the most recently updated data summary record according to the customized network service requirement, where the data summary record includes: the user calls the bill data, the signaling Tracking data, performance statistics; the obtaining unit 206 is configured to obtain status information and/or load information from the most recently updated data summary record.
  • a query unit 204 configured to query the most recently updated data summary record according to the customized network service requirement, where the data summary record includes: the user calls the bill data, the signaling Tracking data, performance statistics; the obtaining unit 206 is configured to obtain status information and/or load information from the most recently updated data summary record.
  • the triggering module 30 may include: a determining unit 300 configured to determine, according to status information and/or load information of the wireless access network report, whether a trigger condition for updating a service policy of the network element is satisfied;
  • the triggering unit 302 is configured to send a service policy update indication to the network management system when the output of the determining unit is YES.
  • the detecting unit 304 is configured to continue to detect whether the trigger condition is met according to the preset period when the output of the determining unit is negative. .
  • FIG. 7 is a structural block diagram of a policy adjustment apparatus according to an embodiment of the present invention.
  • the policy adjustment apparatus may include: a receiving module 40, configured to receive a service policy update indication sent by the SDN controller, where the service policy update indication is sent by the SDN controller according to the SDN service application layer.
  • the parameter set of the radio access network is obtained by analyzing the parameter set, and the parameter set is used to indicate at least one of the following: network status and network load; and the adjustment module 50 is set to serve according to the service.
  • the policy update indicates that the network policy parameter configuration of the network element corresponding to the customized network service requirement is updated, wherein the updated network policy parameter is configured for the wireless access network to provide the network service.
  • FIG. 8 is a structural block diagram of a policy adjustment system according to an embodiment of the present invention.
  • the policy adjustment system may include: the above-mentioned policy adjustment triggering device 1 and the policy adjustment device 2.
  • FIG. 9 is a schematic diagram of a wireless SDN system architecture in accordance with a preferred embodiment of the present invention.
  • the wireless SDN system may include the following parts: a wireless network SDN service application layer, a wireless network SDN controller, and a wireless network SDN data forwarding device (including but not limited to the following One: second generation mobile network, third generation mobile network, fourth generation mobile network, WLAN) and network management system of wireless network.
  • the service application layer APP can customize the specific network service requirements through the interface provided by the controller, and deliver the personalized, scened, and customized requirements to the controller.
  • the controller instructs the RAN to report specific signaling events and network status data according to the requirements of the service application layer APP.
  • the RAN reports specific signaling events and network status data to the controller according to the indication.
  • the controller analyzes the collected signaling events, status data, and the like, and sends a service policy for updating the specific network element to the OMC when the condition triggering condition of the service application APP is met.
  • the OMC updates the service parameter configuration of the specific network element according to the received service policy update indication of the specific network element.
  • the RAN provides network services in accordance with the updated service parameters.
  • wireless network SDN service application layer and the controller may also be implemented as an internal module of the RAN.
  • the foregoing embodiment achieves the following technical effects (it is required that the effects are achievable by some preferred embodiments): by using the technical solution provided by the embodiment of the present invention,
  • the resources of various standards provide a unified management method that eliminates the differences between the standards.
  • When implemented as an internal module of the RAN it can also provide improvements to a single-mode network; thereby, customers can customize personalized network service requirements, improve operational capabilities, and enhance the commercial value of the network.
  • the impact on the existing network system is small, which is beneficial to the implementation and advancement of the technical solution.
  • modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software.
  • the policy adjustment trigger, the policy adjustment method, the device, and the policy adjustment system provided by the embodiments of the present invention have the following beneficial effects: the personalized network service demand can be customized by the customer, the operation capability is improved, and the network commercialization is improved. value.
  • the impact on the existing network system is small, which is beneficial to later maintenance and advancement.

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Abstract

L'invention concerne un élément déclencheur de réglage de politique, un procédé et un dispositif de réglage de politique, ainsi qu'un système de réglage de politique, le procédé consistant : à recevoir une exigence de service de réseau personnalisée délivrée par une couche d'application de service SDN ; à acquérir un ensemble de paramètres d'un réseau d'accès radio selon l'exigence de service de réseau personnalisée, l'ensemble de paramètres représentant au moins l'une d'une condition de réseau et d'une charge de réseau ; à déterminer, à partir d'un résultat d'analyse de l'ensemble de paramètres, s'il faut ou non délivrer à un système de gestion de réseau une instruction de mise à jour de politique de service d'un élément de réseau correspondant à l'exigence de service de réseau personnalisée. Selon la solution technique fournie par la présente invention, une exigence de service de réseau personnalisée peut être personnalisée par un client, permettant ainsi d'améliorer la capacité de fonctionnement et la valeur commerciale du réseau.
PCT/CN2015/075311 2014-09-05 2015-03-27 Élément déclencheur de réglage de politique, procédé et dispositif de réglage de politique, et système de réglage de politique WO2016033963A1 (fr)

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