CN108632055A

CN108632055A - The method and apparatus and communication system of network-control

Info

Publication number: CN108632055A
Application number: CN201710159839.3A
Authority: CN
Inventors: 李卓明
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2017-03-17
Filing date: 2017-03-17
Publication date: 2018-10-09
Anticipated expiration: 2037-03-17
Also published as: CN108632055B; WO2018166379A1

Abstract

A kind of method and apparatus and communication system of network-control can be adjusted the deployment of the network functional entity according to the deployment strategy of the network functional entity needed for session, be conducive to the deployment of Logistics networks functional entity for the service conversation global optimum.This method includes：Policy control functions entity determines the first deployment strategy of first network functional entity and the first network functional entity needed for the first session；The policy control functions entity determines whether the current deployment situation of the first network functional entity meets first deployment strategy；If it is determined that the current deployment situation of the first network functional entity is unsatisfactory for first deployment strategy, the policy control functions entity sends network function deployment adjustment instruction to policy execution functional entity, and network functional entity deployment adjustment instruction is used to indicate disposes the first example of the first network functional entity in target location.

Description

The method and apparatus and communication system of network-control

Technical field

This application involves fields, and more particularly, to the method and apparatus and communication system of network-control.

Background technology

Following communication system can support a variety of different types of service, such as enhancing mobile broadband (Enhanced Mobile Broadband, eMBB), ultrahigh reliability ultralow time delay connect (ultra Reliability and Low Latency Connection, uRLLC) and magnanimity machine type connection (massive Machine Type Connection, mMTC), etc..Different types of service has the characteristics that different and network requirement, for example, eMBB's is virtual Bandwidth is wanted in the reality application such as (Virtual Reality, VR) and augmented reality (Augmented Reality, AR) Ask high, the application such as automatic Pilot of uRLLC is for delay sensitive, and the Connection Density of mMTC is high.Therefore, in order to better Meet business demand, different service types have unique requirement for the deployed position of network functional entity.

Currently, policy control functions entity (Policy Control Function, PCF) is used as policy decision point, according to The configuration for the utility cession information, operator that Application Function (Application Function, AF) provides and user's label About information etc., the user plane (User for selecting service conversation to flow through from the network functional entity for have been deployed in fixed position Plane, UP) function, and be correspondingly that next-generation control plane (Next Generation-Control Plane, NG-CP) provides Different control rules, the service quality of different service types is directed to Logistics networks.However, this mechanism cannot expire well Requirement of the various different service types of foot to service quality, user experience are poor.

Invention content

The application provides a kind of method and apparatus and communication system of network-control, disclosure satisfy that different service types pair The requirement of service quality.

In a first aspect, a kind of method of network-control is provided, including：Policy control functions entity determines the first session institute First deployment strategy of the first network functional entity and the first network functional entity that need；The policy control functions entity is true Whether the current deployment situation of the fixed first network functional entity meets first deployment strategy；If it is determined that the first network function The current deployment situation of entity is unsatisfactory for first deployment strategy, which sends out to policy execution functional entity SCN Space Cable Network function distributing adjustment instruction, the network functional entity deployment adjustment instruction be used to indicate target location dispose this first First example of network functional entity.

Optionally, it is current can to refer to the first network functional entity for the current deployment situation of the first network functional entity Example deployment state, such as may include the state for the example that the first network functional entity has currently been disposed.

Optionally, network function deployment adjustment instruction, which can serve to indicate that, executes in target location to the first network work( The deployment adjustment of energy entity.

Optionally, which is conversation management functional entity or network control function.

The method of network-control provided in an embodiment of the present invention, can be according to the deployment of the network functional entity needed for session Strategy is adjusted the deployment of the network functional entity, is conducive to the deployment of Logistics networks functional entity for the business meeting Global optimum is talked about, to improve network performance and user experience.

Optionally, which includes at least one of following：The money of deployed position, deployment way, occupancy Source, required UP abilities.Optionally, deployment way can be for same data center deployment or across data center deployment.

Optionally, resource may include physical resource and/or Internet resources.Wherein, physical resource may include physical base Infrastructure resource etc., Internet resources may include the resources such as bandwidth.

Optionally, the network functional entity deployment adjustment instruction be specifically used for instruction by be deployed in first position this first The instance migration of network functional entity is to the target location；Or network functional entity deployment adjustment instruction is specifically used for instruction The first example of the first network functional entity is created in the target location；Or the first network functional entity is specially first User plane functions entity, and network functional entity deployment adjustment instruction is specifically used for indicating to open disposing on the target location The first user plane functions entity example the first processing capacity.

In the first possible realization method of first aspect, which determines the first session institute First deployment strategy of the first network functional entity and the first network functional entity that need, including：The policy control functions Entity determines the first network functional entity and the first network work(needed for first session according to the information of first session First deployment strategy of energy entity, wherein the information of first session includes the information of the type of service of first session.

Optionally, the information of first session can also include the corresponding user information of the first session, such as user's body Part information.

Above-mentioned possible realization method with reference to first aspect, in second of possible realization method of first aspect, The policy control functions entity according to the information of first session, determine the first network functional entity needed for first session with And the first deployment strategy of the first network functional entity, including：The policy control functions entity is according to the industry of first session The information of service type user information corresponding with first session determines that the first network function needed for first session is real Body；The policy control functions entity is determined according to the information and the first network functional entity of the type of service of first session First deployment strategy.

Optionally, which is used to store at least one deployment plan of the first network functional entity Slightly, which includes first deployment strategy.

Optionally, data storage function entity is for storing each network functional entity at least one network functional entity At least one deployment strategy, wherein at least one network functional entity includes the first network functional entity.

Above-mentioned possible realization method with reference to first aspect, in the third possible realization method of first aspect, The policy control functions entity determines the first deployment strategy of the first network functional entity according to the information of first session, Including：The policy control functions entity sends deployment strategy request to data storage function entity, and deployment strategy request carries The information of first session；The policy control functions entity receives the data storage function entity and asks to send out according to the deployment strategy The third instruction information for being used to indicate first deployment strategy sent.

Optionally, the policy control functions entity can also receive the data storage function entity transmission be used to indicate this The instruction information of first network functional entity, and determine according to the instruction information first network function needed for first session Entity.

Above-mentioned possible realization method with reference to first aspect, in the 4th kind of possible realization method of first aspect, The policy control functions entity determines whether the current deployment situation of the first network functional entity meets first deployment strategy, Including：The policy control functions entity obtains the information of at least one deployment examples of the first network functional entity；The plan Slightly control function entity is according to first deployment strategy and at least one deployment examples of the first network functional entity Information determines at least one deployment examples of the first network functional entity with the presence or absence of meeting first deployment strategy Deployment examples；If correspondingly, the current deployment situation of the first network functional entity is unsatisfactory for the first network functional entity Deployment strategy, the policy control functions entity to policy execution functional entity send network function deployment adjustment instruction, including： If there is no the deployment for meeting first deployment strategy is real at least one deployment examples of the first network functional entity Example, the policy control functions entity send network function deployment adjustment instruction to policy execution functional entity.

The deployment examples of first network functional entity can refer to current first network functional entity deployed Example.Optionally, at least one deployment examples of the first network functional entity can be specially the first network function Entity some or all of has currently deployed example.

Optionally, if there is no meet this first at least one deployment examples of the first network functional entity The deployment examples of strategy are affixed one's name to, then the policy control functions entity can determine the current deployment shape of the first network functional entity Condition is unsatisfactory for first deployment strategy.

Optionally, meet first deployment if existed at least one deployment examples of the first network functional entity Strategy deployment examples, then the policy control functions entity can determine the current deployment situation of the first network functional entity Meet first deployment strategy.

Above-mentioned possible realization method with reference to first aspect, in the 5th kind of possible realization method of first aspect, The policy control functions entity determines whether the current deployment situation of the first network functional entity meets first deployment strategy, Including：The policy control functions entity determines the target location for meeting first deployment strategy；The policy control functions entity The example that the first network functional entity for meeting first deployment strategy whether is deployed on the target location determined；Accordingly , if the current deployment situation of the first network functional entity is unsatisfactory for the deployment strategy of the first network functional entity, the plan Slightly control function entity sends network function deployment adjustment instruction to policy execution functional entity, including：If on the target location The example for the first network functional entity for meeting first deployment strategy is not disposed, which holds to strategy Row functional entity sends network function deployment adjustment instruction.

Optionally, if deploying the first network functional entity for meeting first deployment strategy on the target location That is, there are the deployment examples for the first network functional entity for meeting first deployment strategy on the target location, then in example The policy control functions entity can determine that the current deployment situation of the first network functional entity meets first deployment strategy.

Optionally, if not disposing the first network functional entity for meeting first deployment strategy on the target location The deployment examples for the first network functional entity for meeting first deployment strategy are not present in example that is, on the target location, Then the policy control functions entity can determine that the current deployment situation of the first network functional entity is unsatisfactory for first deployment Strategy.

Above-mentioned possible realization method with reference to first aspect, in the 6th kind of possible realization method of first aspect, Before the first network functional entity that the policy control functions entity determines needed for first session, this method further includes：It should Policy control functions entity receives the Flow Policy request for first session that conversation management functional entity is sent；The policy control work( Energy entity determines the first network functional entity needed for first session, including：The policy control functions entity is according to the stream plan It slightly asks, determines the first network functional entity needed for first session.

Optionally, the Flow Policy request of first session can carry the information of first session.

Above-mentioned possible realization method with reference to first aspect, in the 7th kind of possible realization method of first aspect, After the policy control functions entity sends network function deployment adjustment instruction to policy execution functional entity, this method is also wrapped It includes：If it is determined that in the first example of the target location successful deployment first network functional entity, the policy control functions entity Flow Policy response is sent to the conversation management functional entity, Flow Policy response carries the first instruction information, the first instruction letter Breath is used to indicate the first example of the first network functional entity disposed on the target location.

In this way, can be required according to the service-level agreement of business, the portion of network functional entity is adjusted according to deployment strategy Administration, so as to preferably ensure the quality requirement of business.

Optionally, the policy control functions entity can receive the policy execution functional entity transmission be used to indicate to this The instruction information that the deployment adjustment of first network functional entity is finished, and determined to the first network according to the instruction information The deployment adjustment of functional entity is finished, that is, determines the first of the target location successful deployment first network functional entity Example.

Above-mentioned possible realization method with reference to first aspect, in the 8th kind of possible realization method of first aspect, After the first network functional entity that the policy control functions entity determines needed for first session, this method further includes：It should Policy control functions entity determines the first network function from least one deployment examples of the first network functional entity Second example of entity；The policy control functions entity sends Flow Policy response, the Flow Policy to the conversation management functional entity Response carries the first instruction information of the second example for being used to indicate the first network functional entity；In policy control functions reality After body sends network function deployment adjustment instruction to policy execution functional entity, this method further includes：If it is determined that in the target First example of the successful deployment first network functional entity on position, the policy control functions entity is to the conversation management functional Entity sends first-class policy update instruction, which is used to indicate first session by first net First example of the first network functional entity disposed in the second instance migration to the target location of network functional entity.

In this way, establishing session by first selecting deployed network functional entity example, selected reality is then judged Example whether meet deployment strategy so as to network functional entity deployment adjustment and session establish process can with Parallel Implementation, Once deployment is adjusted in place, session is directly adjusted, to reduce the response time of session establishment.

Above-mentioned possible realization method with reference to first aspect, in the 9th kind of possible realization method of first aspect, This method further includes：The policy control functions entity receives the first deployment that the policy execution functional entity is sent and unsuccessfully indicates, The first deployment available resources that unsuccessfully instruction is used to indicate on the target location are unsatisfactory for disposing the first network functional entity The first example demand；The policy control functions entity is unsuccessfully indicated according to first deployment received, from the target position The second service class is determined in the type of service at least one session that at least one network functional entity example set is carried Type, wherein second type of service is different from the first type of service of first session；The policy control functions entity is to session Management function entity sends business migration instruction, and business migration instruction is used to indicate the network function on the target location is real The conversation shift of second type of service of body example carrying is to the second position.

Multiple network functional entity examples, the i.e. example of network functional entity can be deployed on the target location, each Zero, one or more sessions can be carried on network functional entity example, wherein the network function on the target location is real The session that body example is carried can have different types of service.The policy control functions entity can be from multiple types of service The second type of service of middle determination.

Optionally, which supports the priority that route reselection and second type of service correspond to business low The priority of business is corresponded in first type of service.

Above-mentioned possible realization method with reference to first aspect, in the tenth kind of possible realization method of first aspect, After the policy control functions entity sends business migration instruction to conversation management functional entity, this method further includes：If really The session Successful migration of second type of service of the network functional entity example carrying on the fixed target location is to the second It sets, which sends the second instruction information to the policy execution functional entity, which is used for Indicate that the available resources on the target location have met the demand for the first example for disposing the first network functional entity.

Second aspect, the method for providing another network-control, including：Policy execution functional entity receives policy control The network functional entity deployment adjustment instruction that functional entity is sent, network functional entity deployment adjustment instruction are used to indicate in mesh Cursor position disposes the first example of first network functional entity；The policy execution functional entity is disposed according to the network functional entity Adjustment instruction, executes and disposes the processing of the first example of the first network functional entity in the target location.

The policy execution functional entity can dispose adjustment instruction according to the network functional entity, in target location execution pair The deployment of the first network functional entity adjusts.

Optionally, the policy execution functional entity can be network control function or conversation management functional entity, Wherein, the network control function or the conversation management functional entity can dispose the first network function in the target location First example of entity.Alternatively, conversation management functional entity can control user plane controller the target location dispose this First example of one network functional entity.

In the first possible realization method of second aspect, the policy execution functional entity is according to network function reality Body deployment adjustment instruction, executes and disposes the processing of the first example of the first network functional entity in the target location, including：It should Policy execution functional entity determines whether the available resources of the target location meet and disposes the first of the first network functional entity The demand of example.

In conjunction with the above-mentioned possible realization method of second aspect, in second of possible realization method of second aspect, It determines whether the available resources of the target location meet in the policy execution functional entity and disposes the first network functional entity Before the demand of first example, this method further includes：The policy execution functional entity sends resource to data storage function entity Information request, the information of available resources of the resource information request for asking the target location current；The policy enforcement function Entity receives the target location current available resources that the data storage function entity is sent according to resource information request Information；Correspondingly, the policy execution functional entity, which determines whether the available resources of the target location meet, disposes the first network The demand of first example of functional entity, including：The policy execution functional entity is according to the current available resources in the target location Information and the first example of the first network functional entity need the information of resource occupied, determine the target location can Whether meet the demand for the first example for disposing the first network functional entity with resource.

Optionally, if the policy execution functional entity be conversation management functional entity, and conversation management functional entity to User plane controller sends to be used to indicate disposes the instruction information of the first example in the target location, then the conversation management functional is real Body can determine whether the available resources of the target location meet deployment and be somebody's turn to do according to the instruction information that the user plane controller is sent The demand of first example of first network functional entity.

In conjunction with the above-mentioned possible realization method of second aspect, in the third possible realization method of second aspect, If the policy execution functional entity is specially network control function, the policy execution functional entity is according to the network function Entity deployment adjustment instruction, executes and disposes the processing of the first example of the first network functional entity in the target location, also wrap It includes：If it is determined that the available resources of the target location are unsatisfactory for disposing the demand of the first example of the first network functional entity, it should Policy execution functional entity sends resource request message to NFV MANO, which asks for disposing first net The resource of first example of network functional entity；The policy execution functional entity receives the NFV MANO according to the resource request message The resource allocation message of transmission, which is used to indicate is used to dispose the first network for what the target location was distributed The resource of first example of functional entity；The policy execution functional entity is according to the resource allocation message, on the target location Dispose the first example of the first network functional entity.

In conjunction with the above-mentioned possible realization method of second aspect, in the 4th kind of possible realization method of second aspect, The policy execution functional entity is specially conversation management functional entity；The policy execution functional entity is according to the network functional entity Deployment adjustment instruction, executes and disposes the processing of the first example of the first network functional entity in the target location, including：The plan It slightly executes functional entity and adjustment instruction is disposed according to the network functional entity, the user plane controller on the target location is sent 4th instruction information, the 4th instruction information are used to indicate the user plane controller and dispose the first network work(in the target location First example of energy entity.

In conjunction with the above-mentioned possible realization method of second aspect, in the 5th kind of possible realization method of second aspect, This method further includes：The second deployment that the policy execution functional entity receives user plane controller transmission unsuccessfully indicates that this Two deployment unsuccessfully indicate that the available resources for being used to indicate the target location are unsatisfactory for disposing the first of the first network functional entity The demand of example.

In conjunction with the above-mentioned possible realization method of second aspect, in the 6th kind of possible realization method of second aspect, This method further includes：If it is determined that the available resources of the target location are unsatisfactory for disposing the first example of the first network functional entity Demand, the policy execution functional entity to the policy control functions entity send first deployment unsuccessfully indicate, this first deployment Unsuccessfully indicate that the available resources being used to indicate on the target location are unsatisfactory for disposing the first example of the first network functional entity Demand.

In conjunction with the above-mentioned possible realization method of second aspect, in the 7th kind of possible realization method of second aspect, If the policy execution functional entity is specially conversation management functional entity, this method further includes：The conversation management functional entity connects It receives the policy control functions entity and unsuccessfully indicates that the business migration sent indicates according to first deployment, business migration instruction is used In instruction by the conversation shift of the second type of service of the network functional entity example carrying on the target location to the second position； The conversation management functional entity is indicated according to the business migration, determines the network functional entity example carrying on the target location At least one second session of second type of service；The conversation management functional entity on the target location for carry this The network functional entity example of two sessions sends route reselection instruction, and route reselection instruction is used to indicate network function reality Second conversation shift of body example carrying is to the second position.

Optionally, after successfully by second conversation shift to the second position, which can be with Disposing first example or the conversation management functional entity in the target location can notify that user plane controller deployment should First example.

In conjunction with the above-mentioned possible realization method of second aspect, in the 8th kind of possible realization method of second aspect, This method further includes：The policy execution functional entity receives the second instruction information of policy control functions entity transmission, this The available resources that two instruction information are used to indicate on the target location have met the first reality for disposing the first network functional entity The demand of example.

In conjunction with the above-mentioned possible realization method of second aspect, in the 9th kind of possible realization method of second aspect, If the policy execution functional entity is specially conversation management functional entity, policy control work(is received in the policy execution functional entity Before the network functional entity deployment adjustment instruction that energy entity is sent, this method further includes：The conversation management functional entity to this Policy control functions entity sends Flow Policy request, and Flow Policy request carries the information of first session；This method further includes： If in the first example of the target location successful deployment first network functional entity, which receives the plan The Flow Policy response that slightly control function entity is sent, Flow Policy response carry the first instruction information, which uses In the first example of the first network functional entity for indicating to dispose on the target location.

In conjunction with the above-mentioned possible realization method of second aspect, in the tenth kind of possible realization method of second aspect, If the policy execution functional entity is specially conversation management functional entity, policy control work(is received in the policy execution functional entity Before the network functional entity deployment adjustment instruction that energy entity is sent, this method further includes：The conversation management functional entity to this Policy control functions entity sends Flow Policy request, and Flow Policy request carries the information of first session；The session management work( Energy entity receives the Flow Policy response of policy control functions entity transmission, and Flow Policy response, which carries, is used to indicate first net First instruction information of the second example of network functional entity；This method further includes：If the target location successful deployment this first First example of network functional entity, the conversation management functional entity receive the first-class plan of policy control functions entity transmission Slightly update instruction, the first-class policy update instruction are used to indicate first session by the second of the first network functional entity First example of the first network functional entity disposed in instance migration to the target location.

The conversation management functional entity can be indicated according to the first-class policy update, by first conversation shift to the mesh First example of the first network functional entity of cursor position deployment.

The third aspect provides a kind of device of network-control, times for executing above-mentioned first aspect or first aspect The method anticipated in possible realization method.

Specifically, which includes for executing in the arbitrary possible realization method of above-mentioned first aspect or first aspect Method unit.

Fourth aspect provides the device of another network-control, for executing above-mentioned second aspect or second aspect Method in arbitrary possible realization method.

Specifically, which includes for executing in the arbitrary possible realization method of above-mentioned second aspect or second aspect Method unit.

5th aspect, provides the device of another network-control, including：Memory and processor, the memory are used for Store instruction, the processor are used to execute the instruction of memory storage, and when the processor executes memory storage When instruction, which makes the processor execute the method in the arbitrary possible realization method of first aspect or first aspect.

6th aspect, provides the device of another network-control, including：Memory and processor, the memory are used for Store instruction, the processor are used to execute the instruction of memory storage, and when the processor executes memory storage When instruction, which makes the processor execute the method in the arbitrary possible realization method of second aspect or second aspect.

7th aspect, provides a kind of communication system, including policy control functions entity and policy execution functional entity.

Optionally, which can be the arbitrary possible realization method of the third aspect or the third aspect In device, which can be the dress in the arbitrary possible realization method of fourth aspect or fourth aspect It sets.

Optionally, which can be the arbitrary possible realization method of the 5th aspect or the 5th aspect In device, the policy execution functional entity can be the 6th aspect or the 6th aspect arbitrary possible realization method in dress It sets.

Optionally, which further includes data storage function entity, under the data storage function entity is for storing At least one of column information：Each at least one of network functional entity has disposed reality in one or more network functional entities The information of example, can at least one physical location of on-premise network functional entity each physical location information.

Optionally, the information of deployment examples may include at least one of following message：Deployed position information occupies Resource information, the information of the processing capacity of unlatching and capacity utilization information.

Optionally, the information of physical location includes the location information and/or available resource information of the physical location.

Eighth aspect provides a kind of computer-readable medium, and for storing computer program, which includes The instruction of the method in arbitrary possible realization method for executing first aspect or first aspect.

9th aspect, provides a kind of computer-readable medium, for storing computer program, which includes The instruction of the method in arbitrary possible realization method for executing second aspect or second aspect.

Description of the drawings

Fig. 1 is the schematic block diagram of the communication system of application of the embodiment of the present invention.

Fig. 2 is the schematic diagram of the example architecture of the communication system of application of the embodiment of the present invention.

Fig. 3 is the schematic diagram of another example architecture of the communication system of application of the embodiment of the present invention.

Fig. 4 is the schematic flow chart of the method for network-control provided in an embodiment of the present invention.

Fig. 5 is the schematic flow chart of the method for another network-control provided in an embodiment of the present invention.

Fig. 6 is the schematic flow chart of the method for another network-control provided in an embodiment of the present invention.

Fig. 7 is the schematic flow chart of the method for another network-control provided in an embodiment of the present invention.

Fig. 8 is the schematic flow chart of the method for another network-control provided in an embodiment of the present invention.

Fig. 9 is the schematic block diagram of the device of network-control provided in an embodiment of the present invention.

Figure 10 is the schematic block diagram of the device of another network-control provided in an embodiment of the present invention.

Figure 11 is the schematic block diagram of the device of another network-control provided in an embodiment of the present invention.

Figure 12 is the schematic block diagram of the device of another network-control provided in an embodiment of the present invention.

Specific implementation mode

Below in conjunction with attached drawing, the technical solution in the application is described.

The technical solution of the embodiment of the present invention can be applied to various communication systems, such as：Global system for mobile telecommunications (Global System of Mobile communication, GSM) system, CDMA (Code Division Multiple Access, CDMA) system, wideband code division multiple access (Wideband Code Division Multiple Access, WCDMA) system System, General Packet Radio Service (General Packet Radio Service, PRS), long term evolution (Long Term Evolution, LTE) system, LTE frequency division duplex (Frequency Division Duplex, FDD) system, LTE time division duplexs (Time Division Duplex, TDD), Universal Mobile Communication System (Universal Mobile Telecommunication System, UMTS), global interconnection inserting of microwave (Worldwide Interoperability For Microwave Access, WiMAX) communication system, the following evolution public land mobile network (Public Land Mobile Network, PLMN) or following 5G systems etc..

Fig. 1 shows the communication system 100 of application of the embodiment of the present invention.The communication system 100 may include policy control Functional entity 110 and at least one policy execution functional entity 120, wherein the policy control functions entity 110 is in addition to that can use Except the policy control for carrying out user class, the policy control for carrying out network-level can be also used for.Wherein, optionally, should The policy control of user class may include the policy control of session and stream, and the policy control of network-level may include network work( The policy control of energy entity, for example, the deployment of network functional entity is controlled or adjusted.As an example, the policy control Functional entity 110 can determine the deployment strategy of the network functional entity needed for session, and according to the deployment strategy, determine in mesh Cursor position disposes the example of the network functional entity, for example, example is created in target location, by the instance migration disposed to mesh Cursor position, or it is turned on and off the processing capacity of example, etc. of target location deployment, but the embodiment of the present invention is not limited to This.The policy execution functional entity 120 can be used for the control strategy of the network-level of the determination of implementation strategy controlled entity 110, Such as the deployment of network functional entity is adjusted.

Specifically, policy control functions entity 110 can determine the deployment examples of the network functional entity needed for session Whether service quality (Quality of Service, the QoS) requirement of session disclosure satisfy that, wherein the network functional entity can To be control plane functional entity or user plane functions entity.Optionally, if there is no disclosure satisfy that the service quality of session wants The example of the network functional entity asked disposed, then the policy control functions entity 110 can determine to the network function Entity carries out deployment adjustment, to ensure the quality of service requirement of session.It wherein, can be with to the deployment of network functional entity adjustment Deployment examples including migrating the network functional entity, and/or dispose the new of the network functional entity in some network site Example.Optionally, if the network functional entity is specially UP functional entitys, the UP functions of being disposed on some network site are real The example of body can support certain processing capacity, but currently not open the processing capacity, at this point, to the UP functional entitys Deployment adjustment can also include the particular procedure ability for the example for opening the UP functional entitys disposed on the network site；Or Person, the deployment adjustment to UP functional entitys can also include the example for closing the UP functional entitys disposed on some network site Particular procedure ability, but the embodiment of the present invention is without being limited thereto.Optionally, processing capacity here can refer to flow detection, meter Take the abilities such as monitoring, IP address distribution, terminal iidentification distribution, forwarding control, message encapsulation, encryption and decryption or data buffer storage, even Can also include the processing capacity that the network functional entity of the third-party applications such as content acceleration, rendering has, the present invention is implemented Example does not limit this.

As an optional example, which can be PCF, but the embodiment of the present invention is not limited to This.

The policy execution functional entity 120 can be used for executing the adjustment of the deployment to the network functional entity, the i.e. strategy Control function entity 110 can realize that the deployment to network functional entity is adjusted by indicating policy execution functional entity 120.

Fig. 1 schematically illustrates a policy control functions entity 110 and a policy execution functional entity 120, can Selection of land, the communication system 100 may include multiple policy control functions entities 110 and/or multiple policy execution functional entities 120, it is not limited in the embodiment of the present invention.

As an optional example, policy control functions entity 110 can also be stored for carrying out user and/or network level The data of other policy control.For example, the policy control functions entity 110 can be used for storing one or more network functions realities The deployment information of body, such as the information of deployment examples and/or deployment strategy etc..As another optional example, the communication System 100 can also include data storage function entity 130, store the policy control for carrying out user and/or network-level Data.For example, the data storage function entity 130 can store the session of user class and the strategy of stream, including user class One in other QoS control strategies, the charging control strategy based on stream, authorization control strategy based on user signing contract information etc. Or it is multinomial.For another example the data storage function entity 130 can store the deployment strategy of network functional entity, including network work( Can entity need the target location disposed, need to be deployed in the same data center and still across data center and need to occupy Resource etc. in it is one or more.Optionally, data storage function entity 130 can store the more of consolidated network functional entity A deployment strategy, wherein different deployment strategies can correspond to different types of service, but the embodiment of the present invention is not limited to This.For another example data storage function entity 130 can also store be used to indicate which physically have can be used for disposing net The information of the resource of network functional entity, wherein the resource may include physical resource and/or Internet resources, physics money here Source can be the resources such as infrastructure, and Internet resources can be the resources such as network bandwidth, and it is not limited in the embodiment of the present invention. For another example data storage function entity 130 can also store the current deployment information of network functional entity, including the network function The topology information and/or physical location information for the example that entity has been disposed, wherein the topology information of network functional entity example can To indicate the physical link connection relation between the physical equipment where network functional entity example, network functional entity example The position of physical equipment where physical location information can indicate network functional entity example, for example, if the network function is real Body is virtual network function entity (Virtual Network Function, VNF), then its physical location information may include this The physical location of infrastructure used in the virtual machine or container of VNF, but the embodiment of the present invention is without being limited thereto.

As an example, which can be specially uniform data management (Unified Data Management, UDM), but the embodiment of the present invention is without being limited thereto.

Optionally, in embodiments of the present invention, which can be realized by existing network element.Example Such as, in 200 example of communication system as shown in Figure 2, conversation management functional entity (Session Management Function, SMF) 220 the policy execution functional entity 120 may be implemented.At this point, SMF 220 can be executed to network function The deployment of entity adjusts, such as the establishment and/or migration of network functional entity or the particular procedure ability of network functional entity Be turned on and off.Alternatively, SMF 220 can also by control user plane functions entity (User Plane Function, UPF) 240 realize that the deployment to the user plane functions entity adjusts, for example, if UPF 240 is on the basis of UP functional entitys Further include UP controllers, then optionally, SMF 220 can control UP controls by the interaction with the UP controllers in UPF 240 Device executes the deployment to the UPF 240 and adjusts, but it is not limited in the embodiment of the present invention.

Optionally, in embodiments of the present invention, which can also be realized by newly-increased network element. For example, in communication system 300 shown in Fig. 3, newly-increased network control function (Network Control Function, NCF) 320 it can be used to implement the policy execution functional entity 120.At this point, not only may be implemented to user plane The deployment of (User Plane, UP) functional entity adjusts, and can also realize to control plane (Control Plane, CP) function reality The deployment of body adjusts, but it is not limited in the embodiment of the present invention.

In addition, in the example shown in figs. 2 and 3, communication system can also optionally include access management function (Access Management Function, AMF) or slice selection function (Slice Selection Function, SSF) Entity can be used for carrying out the selection of the processing and network slice of terminal access signaling, but the embodiment of the present invention is without being limited thereto.

Optionally, the communication system of application of the embodiment of the present invention can also include other network elements and/or functional entity, this hair Bright embodiment does not limit this.

It should be noted that network functional entity, policy control functions entity, policy enforcement function in above-mentioned communication system Entity, data storage function entity, network control function, conversation management functional entity etc. are only a title, the title Restriction is not constituted to equipment itself.In following 5G networks and following other networks, network functional entity, policy control Functional entity, policy execution functional entity, data storage function entity, network control function, conversation management functional entity Can also have other names, the embodiment of the present application to be not especially limited this Deng corresponding network element or entity.For example, net Network functional entity is possible to referred to as network function；Alternatively, UP functional entitys are properly termed as UP, CP functional entitys are properly termed as CP； Policy control functions entity is possible to referred to as policy control functions, etc., is described collectively herein, repeats no more below.

It should be noted that each network element and/or functional entity in above-mentioned communication system are in addition to having the application implementation Except function described in example, it is also possible to have other functions, for example, SMF, which can be also used for control UPF, realizes Business Stream Processing and/or forwarding, the embodiment of the present application are not especially limited this.

It should be noted that each network element in the embodiment of the present application and/or functional entity, it may be by an entity device It realizes, it is also possible to realize that the embodiment of the present application is not especially limited this jointly by multiple entity devices.I.e., it is possible to understand It is network functional entity, policy control functions entity, data storage function entity, network-control work(in the embodiment of the present application Energy entity, conversation management functional entity etc., it may be possible to a logic functional block in entity device, it is also possible to by multiple realities One logic functional block of body equipment composition, the embodiment of the present application are not especially limited this.

It should be noted that in embodiments of the present invention, same network element and/or functional entity are using same or analogous attached Icon note mark can find out unless specifically stated otherwise or clearly, function and/or effect are same or like, respectively from context A embodiment can be cross-referenced, for sake of simplicity, not repeating one by one.

Fig. 4 shows the method 400 of network-control provided in an embodiment of the present invention.This method 400 can be applied to above-mentioned Communication system, but the embodiment of the present invention is without being limited thereto.

S410, policy control functions entity determine first network functional entity and the first network needed for the first session First deployment strategy of functional entity.

The first network functional entity can be specially one or more network functional entities, and may include user plane Functional entity and/or control plane functional entity, but the embodiment of the present invention is without being limited thereto.Optionally, policy control functions entity can To determine at least one network functional entity needed for the first session and determine each net at least one network functional entity Network functional entity corresponds to the deployment strategy of first session.

Optionally, which can obtain the information of first session, and according to first session Information determines that the first network functional entity and the first network functional entity needed for first session correspond to first meeting The deployment strategy (i.e. first deployment strategy) of words.Wherein, optionally, the information of first session may include first session Type of service information, or can further include the corresponding user information of the first session (such as user identifier letter Breath and/or user signing contract information, etc.) and/or the affiliated business of the first session precedence information, or can also include other Information, it is not limited in the embodiment of the present invention.

As an example, the information of first session may include the type of service of first session information and this The corresponding user information of one session.At this point, the policy control functions entity can be according to the letter of the type of service of first session Breath user information corresponding with first session, determines the first network functional entity needed for first session, then, the plan Slightly control function entity can according to the information and the first network functional entity of the type of service of first session, determine this One deployment strategy.

As an alternative embodiment, which can store the strategy control for carrying out network-level The data of system, for example, each at least one deployment strategy of network functional entity in one or more network functional entities.This When, what which can store by using the information inquiry itself of first session is used to carry out network level The data of other policy control, to determine the first network functional entity and first network function reality needed for first session First deployment strategy of body.For example, the policy control functions entity can according to the information of the type of service of first session and The corresponding user information of first session, determines the first network functional entity needed for first session.Also, the policy control Functional entity can be according to the information of the type of service of first session, from least the one of the first network functional entity of storage The first deployment strategy is determined in a deployment strategy.

As another alternative embodiment, which can also be stored in number According in store function entity, such as it is stored in UDM.At this point, the policy control functions entity can be to the data storage function Entity sends the information of first session, the data storage function entity can according to the information of first session, determine this One deployment strategy, and the instruction information for being used to indicate first deployment strategy is sent to the policy control functions entity.Alternatively, should Data storage function entity can also determine that the first network function needed for first session is real according to the information of first session Body, and the instruction information for being used to indicate the first network functional entity is sent to the policy control functions entity.At this point, the strategy The instruction for being used to indicate first network functional entity that control function entity can be sent according to the data storage function entity is believed Breath, determines the first network functional entity needed for first session.Wherein, which can disappear same The instruction letter for being used to indicate the instruction information of the first network functional entity and being used to indicate first deployment strategy is carried in breath Breath, or can successively send the instruction information for being used to indicate the first network functional entity and be used to indicate the first deployment plan Instruction information slightly.

For example, the policy control functions entity can send the service class of first session to the data storage function entity The information of type user information corresponding with first session, which can be according to the business of first session The information of type user information corresponding with first session, determines the first network functional entity needed for first session, and The instruction information for being used to indicate the first network functional entity is sent to the policy control functions entity.The policy control functions are real Body receive the data storage function entity transmission be used to indicate the instruction information of the first network functional entity after, can To send deployment strategy request to the data storage function entity, it is real that deployment strategy request can carry the first network function The information of the identification information of body and the type of service of first session.The data storage function entity can be according to receiving The information of the identification information of the first network functional entity and the type of service of first session determines the first network function First deployment strategy of entity, and the instruction letter for being used to indicate first deployment strategy is sent to the policy control functions entity Breath.

For another example the policy control functions entity can send deployment strategy request to the data storage function entity, it should Deployment strategy request carries the information user information corresponding with first session of the type of service of first session, which deposits Storage functional entity can be asked according to the deployment strategy, determine first network functional entity needed for first session and this First deployment strategy of one network functional entity, and it is used to indicate the first network function to policy control functions entity transmission The instruction information of entity and first deployment strategy, but the embodiment of the present invention is without being limited thereto.

In embodiments of the present invention, which can obtain the letter of first session in several ways Breath.As an alternative embodiment, the Flow Policy which can receive first session of SMF transmissions is asked It asks.The policy control functions entity can be according to the information of the Flow Policy acquisition request first session.For example, the Flow Policy is asked Ask can carry first session for determining needed for network functional entity and its deployment strategy needed for first session All information, such as the information of the type of service of first session user information corresponding with optional first session.Example again Such as, Flow Policy request can carry first session for determining network functional entity and its portion needed for first session The required partial information of administration's strategy, at this point, the policy control functions entity can be asked to carry according to the Flow Policy this first The partial information of session obtains the network functional entity being used to determine needed for first session and its deployment plan of first session All information needed for slightly, but the embodiment of the present invention is without being limited thereto.

In embodiments of the present invention, optionally, which may include at least one of following：Dispose position It sets, the resource of deployment way and occupancy.Optionally, deployed position can refer to physical location, such as be deployed in which data center. Deployment way may include same data center deployment or across data center deployment.The resource of occupancy may include occupancy or required Physical resource and/or Internet resources, physical resource here may include the resources such as infrastructure, and Internet resources here can To include the resources such as bandwidth, it is not limited in the embodiment of the present invention.

S420, policy control functions entity determine the current deployment situation of the first network functional entity whether meet this One deployment strategy.

Optionally, the current deployment situation of the first network functional entity can refer specifically to the first network functional entity and work as The state of the preceding at least one example disposed.

As an alternative embodiment, which can obtain the first network functional entity at least The information of one deployment examples, wherein term " deployment examples " can refer in the current example or network deployed There is currently example.The policy control functions entity can be according to first deployment strategy and the first network functional entity At least one deployment examples information, determine whether deposited at least one deployment examples of the first network functional entity In the deployment examples for meeting first deployment strategy.Optionally, if at least one of the first network function has disposed reality There are the deployment examples for meeting first deployment strategy in example, then the policy control functions entity can determine the first network The current deployment situation of functional entity meets first deployment strategy.Otherwise, if the first network function it is at least one The deployment examples for meeting first deployment strategy are not present in deployment examples, then the policy control functions entity can determine this The current deployment situation of first network functional entity is unsatisfactory for first deployment strategy, but the embodiment of the present invention is without being limited thereto.

Optionally, at least one deployment examples of the first network functional entity can be the first network functional entity The current all examples disposed.Alternatively, at least one deployment examples of the first network functional entity can also be this The certain embodiments that one network functional entity has currently been disposed.As an example, the first network functional entity is at least one Deployment examples can be specially the policy control functions entity from all deployment examples of the first network functional entity The second determining example, wherein optionally, which determines that the mode of the second example is referred to existing skill Art, it is not limited in the embodiment of the present invention.

As another alternative embodiment, which can determine the mesh for meeting first deployment strategy Cursor position, and determine on the target location with the presence or absence of the portion for the first network functional entity for meeting first deployment strategy Example is affixed one's name to, that is, the reality for whether being deployed with the first network functional entity for meeting first deployment strategy on the target location determined Example.Optionally, if being deployed with the example for the first network functional entity for meeting first deployment strategy on the target location, Then the policy control functions entity can determine that the current deployment situation of the first network functional entity meets the first deployment plan Slightly.Otherwise, if there is no the deployment for the first network functional entity for meeting first deployment strategy on the target location Example, then the policy control functions entity can determine the current deployment situation of the first network functional entity be unsatisfactory for this One deployment strategy, but the embodiment of the present invention is without being limited thereto.

S430, however, it is determined that the current deployment situation of the first network functional entity is unsatisfactory for first deployment strategy, strategy Control function entity sends network function deployment adjustment instruction, network functional entity deployment adjustment to policy execution functional entity It indicates to be used to indicate the target location for carrying out deployment adjustment to the first network functional entity and indicating deployment adjustment.

Network function deployment adjustment instruction can serve to indicate that the deployment to the first network functional entity is adjusted, The adjustment may include unlatching or the pass of the processing capacity of the establishment of example, the migration for the example disposed or the example disposed It closes.

As an alternative embodiment, network functional entity deployment adjustment instruction can be specifically used for instruction in target position Set the first example for disposing the first network functional entity.For example, network functional entity deployment adjustment instruction is specifically used for referring to The instance migration of the first network functional entity of first position will be deployed in the target location by showing.Alternatively, the network function Entity deployment adjustment instruction can be specifically used for instruction and create the first example of the first network functional entity in the target location, The new example of the first network functional entity is disposed in the target location.Alternatively, if the first network functional entity has Body is the first user plane functions entity, which has deployed the example of first user entity, which supports But one or more specific processing capacities are not opened, then network functional entity deployment adjustment instruction can be specifically used for referring to Show the one or more processing capacities for opening the first user plane functions entity disposed on the target location, but the present invention is implemented Example is without being limited thereto.

S440, policy execution functional entity refer in the network function deployment adjustment for receiving the transmission of policy control functions entity After showing, adjustment instruction can be disposed according to the network function, and the portion to the first network functional entity is executed in target location Administration's adjustment.

The policy execution functional entity can dispose adjustment instruction according to the network function, to the first network functional entity Deployment be adjusted, that is, execute and dispose the processing of the first example of the first network functional entity in the target location.It is optional Ground, the policy execution functional entity can be network control function or conversation management functional entity, wherein the network control Functional entity processed or the conversation management functional entity can dispose the first reality of the first network functional entity in the target location Example.Alternatively, conversation management functional entity can control user plane controller disposes first network function reality in the target location First example of body, at this point, optionally, the user plane controller that conversation management functional entity can be on the target location is sent 4th instruction information, wherein the 4th instruction information can serve to indicate that the user plane controller, and deployment should in the target location First example of first network functional entity.The user plane controller, can basis after receiving the 4th instruction information 4th instruction information, disposes the first example of the first network functional entity, but the embodiment of the present invention is not in the target location It is limited to this.

As an alternative embodiment, the policy execution functional entity can determine the target location available resources whether Meet the demand for the first example for disposing the first network functional entity.Specifically, the available resources of the target location can wrap The available physical resources and/or available network resource of the target location are included, but the embodiment of the present invention is without being limited thereto.

As an example, which can obtain the information of the current available resource of the target location And the first example of the first network functional entity needs the information of the resource occupied.Wherein, the policy execution functional entity Above- mentioned information can be obtained in several ways.For example, the policy execution functional entity can be obtained from data storage function entity The available resource information of the target location and/or the occupancy resource information of the first example of the first network functional entity are taken, but The embodiment of the present invention is without being limited thereto.The policy execution functional entity can be according to the available resource information of the target location and should The occupancy resource information of first example of first network functional entity, determines whether the available resources of the target location meet deployment The demand of first example of the first network functional entity, but the embodiment of the present invention is without being limited thereto.

As another example, if the policy execution functional entity is specially conversation management functional entity, and session Management function entity controls user face controller executes the deployment to the first network functional entity and adjusts, then it is alternatively possible to It determines whether the available resources of target location meet by the user plane controller on target location and disposes first network function reality The demand of first example of body.Specifically, which is receiving the 4th of conversation management functional entity transmission After indicating information, can according to the 4th instruction information, determine the available resources of the target location whether meet deployment this The demand of first example of one network functional entity.For example, the user plane controller can be according to from data storage function entity The information of current available resource and the first example of the first network functional entity of the target location obtained need to occupy Resource information, and determine therefrom that whether the available resources of the target location meet and dispose the of the first network functional entity The demand of one example, but the embodiment of the present invention is without being limited thereto.Optionally, if the user plane controller determines the target location Available resources meet the demand for the first example for disposing the first network functional entity, then the user plane controller can be in the mesh Cursor position disposes the first example of the first network functional entity.Optionally, if the user plane controller determines the target position The available resources set are unsatisfactory for disposing the demand of the first example of the first network functional entity, then the user plane controller can be with The second deployment is sent to conversation management functional entity unsuccessfully to indicate, unsuccessfully instruction is used to indicate the target location for second deployment Available resources are unsatisfactory for disposing the demand of the first example of the first network functional entity.At this point, conversation management functional entity can Unsuccessfully to be indicated according to second deployment, determine that the available resources of the target location are unsatisfactory for disposing the first network functional entity The first example demand, but the embodiment of the present invention is without being limited thereto.

As an alternative embodiment, if policy execution functional entity determines that the available resources of the target location meet portion The demand of the first example of the first network functional entity is affixed one's name to, then can dispose the first network functional entity in the target location The first example, alternatively, conversation management functional entity can indicate that user plane controller disposes first net in the target location First example of network functional entity, but the embodiment of the present invention is without being limited thereto.

As another alternative embodiment, if it is determined that the available resources of the target location are unsatisfactory for disposing the first network The demand of first example of functional entity, then policy execution functional entity (such as conversation management functional entity or network-control work( Energy entity) it can unsuccessfully be indicated to the first deployment of policy control functions entity transmission, unsuccessfully instruction is used to indicate for first deployment Available resources on the target location are unsatisfactory for disposing the demand of the first example of the first user plane functions entity.Policy control Functional entity, can be real from least one network function on the target location after receiving first deployment and unsuccessfully indicating The second type of service is determined in the type of service at least one session that body example is carried, wherein second type of service is not It is same as the first type of service of first session.For example, the policy control functions entity can determine the net on the target location Network functional entity example carrying all sessions type of service set, wherein the type of service set may include one or Multiple types of service, and second type of service is determined from the type of service set.Optionally, which can be with It is that the priority of route reselection and corresponding business is supported to correspond to the type of service of the priority of business less than first type of service, But the embodiment of the present invention is without being limited thereto.

In the specific implementation, the policy control functions entity can send business migration instruction to conversation management functional entity, Business migration instruction is used to indicate second type of service of the network functional entity example carrying on the target location Conversation shift is to the second position.Conversation management functional entity, can be according to the business after receiving business migration instruction Migration instruction determines at least one the second of second type of service of the network functional entity example carrying on the target location Session.Optionally, at least one second session can be the network functional entity example carrying on the target location this All sessions of two types of service, but the embodiment of the present invention is without being limited thereto.Conversation management functional entity can be to the target location On for carry second session user plane functions entity instance send route reselection instruction, the route reselection indicate for referring to Show the second conversation shift for carrying the user plane functions entity instance to the second position.Correspondingly, for carry this second The user plane functions entity instance of session can be indicated according to the route reselection, by the second conversation shift of carrying to the second position Correspondence user plane functions entity instance, but the embodiment of the present invention is without being limited thereto.

Optionally, the second of network functional entity example carrying of the conversation management functional entity on determining the target location When the session Successful migration of type of service is to the second position, it can be sent to policy control functions entity and be used to indicate second industry The business migration of the session Successful migration of service type successfully indicates that correspondingly, which can be according to the industry Business, which migrates, successfully to be indicated, determines that the session of second type of service of the carrying of the network functional entity example on the target location is moved Work(is moved into, but the embodiment of the present invention is without being limited thereto.

Optionally, if policy control functions entity determines being somebody's turn to do for the carrying of the network functional entity example on the target location The conversation shift success of second type of service, then the policy control functions entity can be to policy execution functional entity (such as net Network control function entity or conversation management functional entity) the 5th instruction information is sent, the 5th instruction information can serve to indicate that Available resources on the target location have met the demand for the first example for disposing the first network functional entity.The strategy execution Functional entity can dispose the first example of the first network functional entity according to the 5th instruction information in the target location； It is used to indicate on the target location alternatively, conversation management functional entity can be sent to the user plane controller of the target location Available resources have met the instruction information of the demand for the first example for disposing the first network functional entity, so that the user plane Controller disposes the first example of the first network functional entity, the embodiment of the present invention according to the instruction information in the target location It is without being limited thereto.

If the policy execution functional entity is specially network control function, as another alternative embodiment, if Network control function determines that the available resources of the target location are unsatisfactory for disposing the first reality of the first network functional entity The demand of example can then virtualize (Network Functions Virtualization, NFV) management and be compiled to network function It arranges (management and orchestration, MANO) and sends resource request message, resource request message request is used for Dispose the resource of the first example of the first network functional entity.NFV MANO are receiving network control function transmission After resource request message, resource can be distributed for the target location according to the resource request message, and to network control function Entity sends resource allocation message, wherein the resource allocation message is used to indicate to be used to dispose this for what the target location was distributed The resource of first example of first network functional entity.Network control function after receiving the resource allocation message, The first example of the first network functional entity, but this hair can be disposed on the target location according to the resource allocation message Bright embodiment is without being limited thereto.

Optionally, if the policy execution functional entity determines that the first network function is real in the target location successful deployment First example of body then can send the target location top to data storage function entity and/or policy control functions entity Information of first example of the first network functional entity of administration, such as deployed position information, occupancy resource information etc..This Outside, optionally, after the particular procedure ability of the first example of the first network functional entity or first example starts, Ke Yixiang The user plane controller of the target location is registered, and the user plane controller is real in receive the first network functional entity first After the log-on message of example, the letter of the first example of the first network functional entity can be sent to the data storage function entity Breath, such as topology information etc..Optionally, the data storage function entity is real in receive the first network functional entity first After the information of example, the first example portion for being used to indicate the first network functional entity can be sent to policy control functions entity Administration successfully indicates information.The policy control functions entity can be stored according to the policy execution functional entity and/or the data The instruction information that functional entity is sent, first reality of the determination in the target location successful deployment first network functional entity Example, but the embodiment of the present invention is without being limited thereto.

As an alternative embodiment, it is somebody's turn to do in the target location successful deployment if the policy control functions entity is determined First example of first network functional entity, or determination adjust successfully the deployment of the first network functional entity, then can be to Conversation management functional entity sends Flow Policy response, and Flow Policy response carries the first instruction information, which uses In the first example of the first network functional entity for indicating to dispose on the target location.Management function entity can be changed to receive After the first instruction information, first session can be established, so that first sessions carry according to the first instruction information On the first example of the first network functional entity of target location deployment, but the embodiment of the present invention is without being limited thereto.

As another alternative embodiment, before S420, which can be first from first net The second example is determined at least one example disposed of network functional entity, and sends Flow Policy to conversation management functional entity Response, Flow Policy response carry the first instruction information of the second example for being used to indicate the first network functional entity.Session Management function entity can establish first session after receiving the first instruction information according to the first instruction information, So that first sessions carry is on the second example of the first network functional entity.Then, the policy control functions entity S420 can be executed, that is, determines whether second example meets first deployment strategy.If second example be unsatisfactory for this One deployment strategy, optionally, the policy control functions entity can determine the current deployment situation of the first network functional entity It is unsatisfactory for first deployment strategy, or may further determine that in other examples disposed of the first network functional entity With the presence or absence of the example for meeting first deployment strategy, and there is no meet the first deployment plan in other examples disposed Determine that the current deployment situation of the first network functional entity is unsatisfactory for first deployment strategy when example omited.Optionally, such as The fruit policy control functions entity determines that the current deployment situation of the first network functional entity is unsatisfactory for first deployment strategy, Can then advance to S430 and S440, and the policy control functions entity determine on the target location successful deployment this When the first example of one network functional entity, the instruction of first-class policy update can be sent to conversation management functional entity, this The instruction of first-class policy update is used to indicate first session by the second instance migration of the first network functional entity to the mesh First example of the first network functional entity disposed in cursor position.Conversation management functional entity is receiving the first-class plan Slightly after update instruction, it can be indicated according to the first-class policy update, by first session by the first network functional entity The second instance migration to the first example of the first network functional entity, but the embodiment of the present invention is without being limited thereto.

Therefore, the method for network-control provided in an embodiment of the present invention, can be according to the network functional entity needed for session Deployment strategy, the deployment of the network functional entity is adjusted, is conducive to the deployment of Logistics networks functional entity for this Service conversation global optimum, to improve network performance and user experience.

Furthermore it is possible to determine the deployment strategy of the network functional entity needed for the session according to the type of service of session, have Conducive to meeting the quality of service requirement of different service types.

Below in conjunction with specific example, the method that network-control provided in an embodiment of the present invention is described in detail, in following example In son, it is assumed that the deployment strategy of the network functional entity needed for session is stored in data storage function entity, and data are deposited It is specially UDM to store up functional entity, and first network functional entity is specially UP functional entitys, but the embodiment of the present invention is without being limited thereto.

Optionally, in embodiments of the present invention, UDM can be used for storing the strategy and network functional entity of network-level Topology information and physical location information, wherein topology information may include network functional entity between physical devices Physical link connection relation, physical location information may include the specific location of physical equipment where network functional entity, for example, If network functional entity is virtual network function entity (Virtual Network Function, VNF), physical location is just It is the physical location of infrastructure used in the virtual machine or container of VNF, for example which data network functional entity is deployed in Center, but the embodiment of the present invention is without being limited thereto.

As an example, the data of UDM storages may include logically following sections：

(1) session and Flow Policy：Dynamic QoS control strategy and dynamically the charging control strategy based on stream are stored, simultaneously Also store the authorization control strategy based on user signing contract information.

(2) network functional entity deployment strategy：Portion for storing each network functional entity in network or network slice Administration's strategy.Deployment strategy may include that network functional entity needs are deployed in data center where, network functional entity It needs to be deployed in the same data center still across data center, network functional entity needs how much money occupied in all cases One or more information such as source.

(3) UP functional entitys topological database：UP abilities and services addresses for storing user plane network functional entity, One or more information such as topological connection relation, network routing and network egress between user plane network functional entity.

(4) network functional entity deployable state database：For storing one or more of information：Network or network are cut Information (such as physical location etc.), which physical bit of the deployment examples of each network functional entity are equipped with for deployment in piece Network function virtualized infrastructure resource.

Optionally, UDM can also store other data, and it is not limited in the embodiment of the present invention.

Fig. 5 shows the method 500 of another network-control provided in an embodiment of the present invention.In method 500, it is assumed that strategy It is specially network control function NCF to execute functional entity.

S512, UE initiate the foundation request of service conversation, and session establishment request is sent to AMF/SSF.

After S514, AMF/SSF receive service request, slice selection strategy request is sent to PCF.

The service request can be specially session establishment request, but the embodiment of the present invention is without being limited thereto.

After S516, PCF receive slice selection strategy request, user signing contract information and slice can be obtained from UDM Selection strategy.Wherein, user signing contract information here can be the signing information for carrying out being sliced selection of user.

S518, PCF can be determined according to the user signing contract information and slice selection strategy obtained from UDM for handling this The SMF of session, and send slice selection strategy response to AMF/SSF, wherein the SMF for handling the session can be public SMF in the SMF of control plane either some network slices.

After S522, AMF/SSF receive the slice selection strategy response of PCF transmissions, plan can be selected according to the slice It slightly responds to the session establishment request for sending the UE for handling the SMF of the session.

S524, SMF can send Flow Policy request after receiving session establishment request to PCF.

The Flow Policy asks the QoS and charging policy that can be used for asking the session.Optionally, Flow Policy request can be with The information of the information of the UE and the type of service of the session is carried, or other information can also be carried, optionally, the letter of the UE Breath may include the subscriber identity information of the UE, but the embodiment of the present invention is without being limited thereto.

S526, PCF can obtain user after receiving Flow Policy request from the session of UDM and flow database Signing information and the QoS of session controls and charging policy, wherein user signing contract information here can be being used for for user Determine the information of QoS and charging policy.

It is real that S528, PCF can obtain currently available UP functional entitys from the network functional entity topological database of UDM The processing capacity information and topology information of example, and according to the QoS of session controls and charging policy and currently available UP work( The processing capacity information and topology information of energy entity instance determine that the session needs the UP functional entity examples passed through.For example, VR The session of type of service needs to monitor the example A of UP functional entitys by charging and renders the example B of UP functional entitys.

Optionally, the processing capacity information of UP functional entitys example may include one or more in following ability：Stream Detection, charging monitoring, IP address distribution, terminal iidentification distribution, forwarding control, message encapsulation, encryption and decryption and data buffer storage etc. are measured, Or the processing capacity that can also have including the UP functional entitys of the third-party applications such as content acceleration, rendering.UP functions are real The topology information of body example can indicate there are logical connections between the UP functional entitys example and which UP functional entity example There are logic companies between relationship, such as some IP address distribution function entity instance and which forwarding control function entity instance It connects, it is not limited in the embodiment of the present invention.

S532, PCF can be according to the information of the type of service of the session, in the network functional entity deployment strategy number of UDM According to the deployment strategy for searching the UP functional entitys determined in S528 in library.For example, the type of service of the session is VR, then UP is rendered Functional entity needs the position for being deployed in the edge calculations node close to terminal equipment access network, to ensure lower time delay.

S534, PCF can determine that the UP functional entity examples determined in S528 cannot be satisfied the business need of the session, need The deployment of the UP functional entitys is adjusted, for example the example B of rendering UP functional entitys is unsatisfactory for VR business to rendering UP The deployment strategy of functional entity needs to dispose the example of the UP functional entitys in the positions MEC.PCF can be by network functional entity Deployment adjustment instruction is handed down to NCF, for example indicates to dispose the example of rendering UP functional entitys in some position MEC, and starts net Network adjustment connects the example of the newly deployed example and other deployed network functional entities that render UP functional entitys It connects, but the embodiment of the present invention is without being limited thereto.

Specifically, PCF can according to the deployment strategy of the UP functional entitys needed for the current sessions obtained in S532, in conjunction with The information of the deployment examples of the UP functional entitys obtained from the network functional entity deployable state database of UDM, determining should Whether the deployment examples of UP functional entitys meet the deployment strategy of the UP functional entitys.Optionally, UP functional entitys are in network In there may be multiple examples disposed, at this point, in S528, PCF can be from multiple realities disposed of UP functional entitys One of example is selected in example.Optionally, if the example of selection is unsatisfactory for the deployment strategy of the UP functional entitys, It needs to reselect another example and determines whether the example reselected meets the deployment strategy of the UP functional entitys, directly To the example for finding the deployment strategy for meeting the UP functional entitys, wherein it can be random selection that this, which is reselected, can also be by It is carried out according to certain priority, the embodiment of the present invention is without being limited thereto.Optionally, if from the realities disposed of the UP functional entitys The example for the deployment strategy for meeting the UP functional entitys is had found in example, then method can advance to S552.Optionally, if UP All examples of functional entity disposed all are unsatisfactory for the deployment strategy of the UP functional entitys, then PCF, which is determined, needs to the UP The deployment of functional entity is adjusted.Specific method of adjustment can be that some example disposed of the UP functional entitys is moved The target location for meeting deployment strategy is moved on to, can also be newly to dispose the UP function in the target location for meeting deployment strategy The example of entity, it is not limited in the embodiment of the present invention.

S536, NCF, can be from the network function realities of UDM after receiving network functional entity deployment adjustment instruction Body deployable state database obtains the available resource information of target location, or further obtains deployed on the target location The information of network functional entity example.For example how many infrastructure resources is available on the specified positions MEC, the MEC Set the current example for having deployed what network functional entity.NCF can be according to the available resource information of the target location, really Whether the available resources of the fixed target location are sufficient to dispose the example of the UP functional entitys (such as rendering UP functional entitys).It can Selection of land, if enough, method 500 can advance to S538.Optionally, if it is not enough, it can be real according to the UP functions The deployment strategy of body judges whether that the instance migration of other network functional entities deployed on the target location can be arrived Other position, or the service conversation that the example of some network functional entity disposed is carried is moved to other position It sets, to vacate more resources.

S538, NCF dispose the example of UP functional entitys in target location, and specific deployment way can use such as software The technical approach for defining network (Software Define Network, SDN) is started by PLC technology in target location UP functional entitys complete example deployment.Alternatively, the technical approach of NFV can also be used, pass through the appearance provided in infrastructure Start the Software Mirroring of UP functional entitys B in device to complete example deployment.

Optionally, NCF can not also execute S536 and directly execute S538, and it is not limited in the embodiment of the present invention.

S542, NCF, can be by the newly deployed examples of UP functional entitys on target location after completing network adjustment Information update to the network functional entity deployable state database of UDM in.

S544 is registered after the examples of the UP functional entitys disposed on target location starts in target location to UP controllers.

After S546, UP controller obtain the log-on message of the example for the UP functional entitys disposed on target location, it can incite somebody to action UP functional entity topological database of the updates such as the network address and topology information of the UP functional entity examples to UDM.

S548, PCF have subscribed the change in topology information of UP functional entitys because starting network adjustment.Target position The interrelated logic function and topology for setting the example of the UP functional entitys of deployment once flush in UP functional entity topological databases, PCF can be notified, and then can be the example for the UP functional entitys that target location deployment is selected in the session.

S552, PCF issue Flow Policy response to SMF, and Flow Policy response carries the UP functions that the PCF is session selection The example of entity, including the example for the UP functional entitys disposed on the target location.

S554, SMF establish session, and it is that session prepares carrying to order UP controllers.

S556, UP controller create session, and the example for controlling selected UP functional entitys establishes carrying.The use of the session After the carrying of family face is established, the business datum of user can be handled and be forwarded in a network.

The method of network-control provided in an embodiment of the present invention, can be according to the service-level agreement (Service of business Level Agreement, SLA) it requires, the deployment of network functional entity is adjusted according to deployment strategy, so as to preferably protect The quality requirement of barrier business.

Fig. 6 has used the method 600 of another network-control provided in an embodiment of the present invention.It wherein, should in method 600 Policy execution functional entity is specially NCF.PCF determines the need for carrying out after session establishment the deployment tune of network functional entity It is whole, that is, determine whether the example of the network functional entity for carrying the session meets the deployment strategy of the network functional entity.

S624~S628 is identical as S524~S528, for sake of simplicity, which is not described herein again.

S632, PCF send Flow Policy response to SMF, wherein Flow Policy response carries UPs of the PCF needed for the session The information of the deployment examples selected in the deployment examples of functional entity, including the rendering UP functions of being disposed on position 1 The example B of entity.

S634, SMF establish session, and it is that session prepares carrying to order UP controllers.

S636, UP controller create session, and the deployment examples for controlling selected UP functional entitys establish carrying.The meeting After the user plane bearer of words is established, the business datum of user can be handled and be forwarded in a network.

S638, PCF are obtained according to the type of service of current sessions from the network functional entity deployment strategy database of UDM Obtain the deployment strategy of the network functional entity (such as rendering UP functional entitys) needed for current sessions.

S642, PCF judge whether the example for the UP functional entitys disposed on position 1 meets the deployment plan of the UP functional entitys Slightly, for example, determining whether the example B for rendering UP functional entitys meets the deployment strategy for rendering UP functional entitys.

If meeting deployment strategy, PCF can be continuing with the UP functional entitys disposed on the position 1 having been selected Example establishes user plane bearer.Optionally, if being unsatisfactory for deployment strategy, PCF can send network functional entity to NCF Deployment adjustment instruction, indicates to dispose the example of the UP functional entitys in position 2.Or, if it is determined that the UP work(disposed on position 1 The example of energy entity is unsatisfactory for deployment strategy, then PCF can determine whether other examples disposed of UP functional entitys meet Deployment strategy, and after determining that all examples disposed are unsatisfactory for deployment strategy, network functional entity portion is sent to NCF Administration's adjustment instruction, the embodiment of the present invention are without being limited thereto.

S644, NCF obtain the available resource information of position 2 from UDM.NCF can determine position according to the available resource information Set 2 available resources whether meet deployment UP functional entitys example demand.

Optionally, if being unsatisfactory for demand, S646 can be advanced to, i.e. NCF is provided to NFV MANO request distribution is more Source, then the NCF can execute S648.Optionally, if meet demand, NCF can directly execute S648.

S646, NCF to NFV MANO send resource request to ask resource, NFV MANO be position 2 according to the request of NCF Distribute resource.

S648, NCF carry out network adjustment, and the example of UP functional entitys is disposed in position 2.

S652, NCF update the UP functional entitys of the deployment of position 2 into the network functional entity physical location data library of UDM Example, that is, update UP functional entitys physical location information.

S654, NCF notice PCF networks adjustment are finished.Optionally, S654 can not also be executed, the embodiment of the present invention This is not limited.

S656, PCF determine the example in 2 successful deployment UP functional entitys of position, and updated Flow Policy is issued to SMF, The example for the UP functional entitys that indicating positions 2 is disposed.

Wherein, optionally, the notice that PCF can be sent according to NCF, determines in 2 successful deployment UP functional entitys of position Example, the notice that can also be sent according to UDM, determines the example in 2 successful deployment UP functional entitys of position, the embodiment of the present invention This is not limited.

S658, SMF initiate route reselection, and the user plane bearer of the session is used the example of the UP functional entitys of position 2.

S662, UP controller control the example of the UP functional entitys of position 2 and are carried for session establishment.

Compared with method 500, method 600 first selects deployed UP functional entity examples, and establishes session, then sentences Whether the selected example that breaks meets deployment strategy so that the process of establishing of deployment adjustment and session to network functional entity can be with Parallel Implementation directly adjusts session so that the response time of session establishment is shorter once deployment is adjusted in place.

Fig. 7 shows the method 700 of network-control provided in an embodiment of the present invention and another.Wherein, the strategy execution work( Energy entity is specially NCF.It is assumed that UE1 establishes sessions carry, UE2 initiating business requests in position 2.

S724~S736 is identical as S524~S536, for sake of simplicity, which is not described herein again.

Specifically, if NCF determines that position 2 is fewer than the example for disposing the UP functional entitys, method in S736 700 advance to S738.

S738, NCF send the instruction of deployment inadequate resource to PCF or deployment unsuccessfully indicates, the inadequate resource of indicating positions 2.

S742, PCF, can be according to from UDM after the inadequate resource instruction or deployment for receiving NCF transmissions unsuccessfully indicate The information for the network functional entity example that the position 2 of acquisition has been disposed determines that the all-network functional entity disposed position 2 is real Example.Also, PCF can determine that type of service 2 allows route reselection, and it corresponds to what the priority of business was initiated less than UE2 The type of service of session request corresponds to the priority of business, wherein the session that has been established of UE1 belongs to type of service 2.PCF can be with According to the deployment strategy and the network function of the network functional entity for being used for bearer service type 2 on the position 2 obtained from UDM The information of the currently available example of entity is determined the business migration of type of service 2 to less preferred position 3 (such as boundary cloud) On network functional entity example so that position 2 resource space it is leisure, for disposing the UP needed for UE2 session requests The example of functional entity.At this point, PCF can send the Flow Policy of all sessions for the type of service 2 that position 2 carries more to SMF New instruction, wherein the information of the example of the network functional entity on the position 3 reselected can be carried.

S744, SMF can inquire all sessions for meeting network adjustment target, then send route reselection to UP controllers Order, instruction by position 2 carry including UE1 session has been established including type of service 2 all session route reselections to position Set 3.

The example that S746, UP controller control the network functional entity of position 3 is UE1 establishment UP sessions, so that UE1 Session subscriber face, which carries, is successfully adjusted to position 3.

S748, PCF can send the instruction of resource abundance or deployment adjustment order after the completion of determining business reorganization to NCF, Indicate that the position 2 has sufficient resource and indicates that NCF disposes the example of UP functional entitys in position 2.

S752, NCF can dispose UP functions after receiving the instruction of resource abundance or deployment adjustment order in position 2 The example of entity, specific deployment way can use the technical approach of such as SDN, the UP by PLC technology in position 2 Start UP functional entitys on network function, the technical approach of NFV can also be used, start UP in the container that infrastructure provides The Software Mirroring of functional entity B, the embodiment of the present invention are without being limited thereto.

After S754, NCF complete network adjustment, position 2 is updated into the network functional entity physical location data library of UDM The example of the UP functional entitys of administration.

S756, NCF notice PCF networks adjustment are finished.

Optionally, S756 can not also be executed, and it is not limited in the embodiment of the present invention.

S758, PCF determine the example in 2 successful deployment UP functional entitys of position, and the stream of UE2 sessions can be sent to SMF Policy response.

S762, SMF can be that UE2 establishes session, and UP is ordered to be controlled after receiving the Flow Policy response of PCF transmissions Device processed is that session prepares carrying.

S764, UP controller are that UE2 creates session, and the example for controlling selected UP functional entitys establishes carrying.

Fig. 8 shows the method 800 of network-control provided in an embodiment of the present invention and another.Wherein, the strategy execution work( Energy entity is specially SMF, and the function of NCF can jointly be realized by SMF and UP controllers in above-described embodiment.It is assumed that UE1 establishes sessions carry, UE2 initiating business requests in position 2.

S824~S832 is identical as S524~S532, for sake of simplicity, which is not described herein again.

S834, PCF, which are determined, to be needed to be adjusted the deployment of UP functional entitys B, and network functional entity portion is sent to SMF Administration's adjustment instruction, indicates to open the UP abilities of the UP functional entity examples B needed for UE2 sessions in target location.

S836, SMF, can be to UP controllers after receiving the network functional entity deployment adjustment instruction of PCF transmissions Transmitting capacity open instruction and session establishment instruction, instruction UP controllers are that the UP functional entitys of position 2 open new UP abilities And create session for UE2.

S838, UP controller receive after SMF transmitting capacity open instructions, it may be determined that the available resources of position 2 are The no UP abilities for being sufficiently used for opening UP functional entity examples B.If it find that resource is not enough, then it can be to SMF transmitting capacities It opens and unsuccessfully indicates, the inadequate resource of indicating positions 2.

Optionally, it if it find that resource is enough, then can advance to.

S842, SMF can send resource after the ability for receiving the transmission of UP controllers opens unsuccessfully instruction to PCF Deficiency instruction or deployment, which adjust, unsuccessfully to be indicated, the inadequate resource of indicating positions 2.

S844, PCF, can bases after the inadequate resource instruction or deployment adjustment for receiving SMF transmissions unsuccessfully indicate The information for the network functional entity example disposed from the position 2 that UDM is obtained, determines the all-network function of having disposed position 2 Entity instance.Also, PCF can determine that type of service 2 allows route reselection, and it corresponds to the priority of business and is less than UE2 The type of service 1 of the session request of initiation corresponds to the priority of business, wherein the session that has been established of UE1 belongs to type of service 2. PCF can be according to the corresponding deployment strategy of network functional entity and network work(for bearer service type 2 obtained from UDM The information of the energy currently available example of entity (i.e. deployment examples) is determined the business migration of type of service 2 to less preferred position Set the network functional entity example C on 3 (such as boundary clouds) so that position 2 resource space it is leisure, for disposing UE2 meetings The example of UP functional entitys needed for words request.At this point, PCF can send all of the type of service 2 that position 2 carries to SMF The Flow Policy update instruction of session, wherein the information of the network functional entity example on the position 3 reselected can be carried.

S846, SMF can inquire all sessions for meeting network adjustment target, then send route reselection to UP controllers Order, instruction by position 2 carry including UE1 session has been established including type of service 2 all session route reselections to position Set 3.

The network functional entity example that S848, UP controller control position 3 is that UE1 creates UP sessions, so that the meeting of UE1 Words user plane bearer is successfully adjusted to position 3.

S852, PCF can send the instruction of resource abundance or deployment adjustment order after the completion of determining business reorganization to SMF, Indicate that the position 2 has sufficient resource and indicates that the example that SMF is the UP functional entitys that position 2 is disposed opens UP abilities.

S854, SMF can send resource after receiving the instruction of resource abundance or deployment adjustment order to UP controllers Abundance instruction, instruction UP controllers open one or more UP abilities of UP functional entitys.

S856, UP controller can open one or more UP abilities of UP functional entitys, specific deployment side in position 2 Formula can use the technical approach of such as SDN, start UP function realities on the UP network functions of position 2 by PLC technology Body, but the embodiment of the present invention is without being limited thereto.

It, can be into the network functional entity physical location data library of UDM after S858, UP controller complete ability deployment Update the UP abilities of the example for the UP functional entitys that position 2 is disposed.

S862, UP controller are that UE2 creates session, and the example for controlling selected UP functional entitys establishes carrying.

It should be understood that above-mentioned example, which is to help those skilled in the art, more fully understands the embodiment of the present invention, and have to Limit the range of the embodiment of the present invention.Those skilled in the art are according to given above-mentioned example, it is clear that can carry out various etc. The modification or variation of valence, such modification or variation are also fallen into the range of the embodiment of the present invention.

It should be understood that size of the sequence numbers of the above procedures is not meant that the order of the execution order, the execution of each process is suitable Sequence should be determined by its function and internal logic, and the implementation process of the embodiments of the invention shall not be constituted with any limitation.

Above in conjunction with Fig. 1 to Fig. 8, the method that network-control according to the ... of the embodiment of the present invention is described in detail below will In conjunction with Fig. 9 to Figure 12, the device of network-control according to the ... of the embodiment of the present invention is described in detail.

Fig. 9 shows the device 900 of network-control provided in an embodiment of the present invention, including：

Processing unit 910, for determining first network functional entity and the first network function needed for the first session First deployment strategy of entity, and determine whether the current deployment situation of the first network functional entity meets the first deployment plan Slightly；

Transmit-Receive Unit 920, if determining the current deployment situation of the first network functional entity not for the processing unit 910 Meet first deployment strategy, network function deployment adjustment instruction, the network functional entity are sent to policy execution functional entity Deployment adjustment instruction is used to indicate disposes the first example of the first network functional entity in target location.

As an alternative embodiment, which further includes：Storage unit, it is real for storing the first network function At least one deployment strategy of body, at least one deployment strategy include first deployment strategy.

At this point, the processing unit 910 can be specifically used for according to the information of the type of service of first session and this first The corresponding user information of session determines the first network functional entity needed for first session, and according to first session The information of type of service and the first network functional entity determine first deployment strategy of storage unit storage.

The processing unit can obtain first deployment strategy from the storage unit.

It should be understood that device 900 here is embodied in the form of functional unit.In an optional example, art technology Personnel are appreciated that device 900 can be specially the policy control functions entity in above-described embodiment, and device 900 can be used for Each flow corresponding with policy control functions entity and/or step in above method embodiment are executed, to avoid repeating, herein It repeats no more.

Figure 10 shows the device 1000 of network-control provided in an embodiment of the present invention, including：

Transmit-Receive Unit 1010, the network functional entity deployment adjustment instruction for receiving the transmission of policy control functions entity, Network functional entity deployment adjustment instruction is used to indicate disposes the first example of first network functional entity in target location；

Strategy execution unit 1020, the network functional entity deployment adjustment for being received according to the Transmit-Receive Unit 1010 Instruction executes and disposes the processing of the first example of the first network functional entity in the target location.

It should be understood that device 1000 here is embodied in the form of functional unit.In an optional example, art technology Personnel are appreciated that device 1000 can be specially the policy execution functional entity in above-described embodiment, and device 1000 can be used In executing each flow corresponding with policy execution functional entity and/or step in above method embodiment, to avoid repeating, This is repeated no more.

It should also be understood that in embodiments of the present invention, term " unit " can refer to using peculiar integrated circuit It is (Application Specific Integrated Circuit, ASIC), electronic circuit, one or more soft for executing The processor (such as shared processor, proprietary processor or group processor etc.) and memory of part or firmware program merge logic Circuit and/or other appropriate components for supporting described function.

Figure 11 shows the device 1100 of another network-control provided in an embodiment of the present invention, including：1110 He of processor Memory 1120, wherein for storing instruction, which is used to execute the finger of memory storage to the memory 1120 It enables, wherein make the processor 1110 execute following operation the execution of the instruction：

Determine the first deployment plan of the first network functional entity and the first network functional entity needed for the first session Slightly；

Determine whether the current deployment situation of the first network functional entity meets first deployment strategy；

If it is determined that the current deployment situation of the first network functional entity is unsatisfactory for first deployment strategy, to strategy execution Functional entity sends network function deployment adjustment instruction, and network functional entity deployment adjustment instruction is used to indicate in target location Dispose the first example of the first network functional entity.

In an optional example, it will be understood by those skilled in the art that device 1100 can be specially above-described embodiment In policy control functions entity, device 1100 can be used for execute above method embodiment in policy control functions entity pair The each flow and/or step answered, to avoid repeating, details are not described herein.

Figure 12 shows the device 1200 of another network-control provided in an embodiment of the present invention, including：1210 He of processor Memory 1220, wherein for storing instruction, the processor 1210 is for executing the memory 1220 storage for the memory 1220 Instruction, wherein make the processor 1210 execute following operation the execution of the instruction：

Receive the network functional entity deployment adjustment instruction that policy control functions entity is sent, network functional entity deployment Adjustment instruction is used to indicate disposes the first example of first network functional entity in target location；

Adjustment instruction is disposed according to the network functional entity, executes and disposes the first network functional entity in the target location The first example processing.

In an optional example, it will be understood by those skilled in the art that device 1200 can be specially above-described embodiment In policy execution functional entity, device 1200 can be used for execute above method embodiment in policy execution functional entity pair The each flow and/or step answered, to avoid repeating, details are not described herein.

It should be understood that in embodiments of the present invention, which can be central processing unit (Central Processing Unit, CPU), which can also be other general processors, digital up-link signal processor (DSP), application-specific integrated circuit (ASIC), ready-made programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, Discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processor Deng.

Memory may include read-only memory and random access memory, and provide instruction and data to processor.It deposits The a part of of reservoir can also include nonvolatile RAM.For example, memory can be with storage device type Information.The processor can be used for executing the instruction that stores in memory, and when the processor executes the instruction, the processor Each step corresponding with terminal device in above method embodiment can be executed.

During realization, each step of the above method can by the integrated logic circuit of the hardware in processor or The instruction of software form is completed.The step of method in conjunction with disclosed in the embodiment of the present invention, can be embodied directly in hardware processor Execute completion, or in processor hardware and software module combination execute completion.Software module can be located at random storage Device, flash memory, read-only memory, this fields such as programmable read only memory or electrically erasable programmable memory, register at In ripe storage medium.The storage medium is located at memory, and processor executes the instruction in memory, is completed in conjunction with its hardware The step of stating method.To avoid repeating, it is not detailed herein.

The embodiment of the present invention additionally provides a kind of communication system, which may include the arbitrary strategy in above-described embodiment Arbitrary policy execution functional entity in control function entity and above-described embodiment.

Optionally, which can also include data storage function entity, and the data storage function entity is for depositing Store up at least one of following message：At least one portion of each network functional entity in one or more network functional entities Affix one's name to example information, can at least one physical location of on-premise network functional entity each physical location information, wherein it is every The information of a deployment examples may include at least one of following message：Deployed position information occupies resource information, opens Processing capacity information and capacity utilization information, the information of each physical location includes the position letter of each physical location Breath and/or available resource information.

Optionally, which can be specially communication system shown in FIG. 1, but the embodiment of the present invention is without being limited thereto.

It should be understood that focusing on the difference between emphasizing each embodiment to the description of the embodiment of the present invention above, not The same or similar place mentioned can refer to mutually, for sake of simplicity, which is not described herein again.

In addition, the terms " system " and " network " are often used interchangeably herein.The terms " and/ Or ", only a kind of incidence relation of description affiliated partner, indicates may exist three kinds of relationships, for example, A and/or B, it can be with table Show：Individualism A exists simultaneously A and B, these three situations of individualism B.In addition, character "/" herein, typicallys represent front and back Affiliated partner is a kind of relationship of "or".

Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functional entitys It is implemented in hardware or software actually, depends on the specific application and design constraint of technical solution.Professional technique Personnel can use different methods to achieve the described function entity to each specific application, but this realization is not answered Think beyond the scope of this invention.

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.

In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit Divide, only a kind of logical functional entity divides, formula that in actual implementation, there may be another division manner, such as multiple units or Component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point is shown The mutual coupling, direct-coupling or communication connection shown or discussed can be by some interfaces, between device or unit Coupling or communication connection are connect, can be electrical, machinery or other forms.

The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme 's.

In addition, each functional entity unit in each embodiment of the present invention can be integrated in a processing unit, Can be that each unit physically exists alone, it can also be during two or more units be integrated in one unit.

If the functional entity is realized in the form of software function solid element and sells or make as independent product Used time can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention essence On in other words the part of the part that contributes to existing technology or the technical solution can embody in the form of software products Out, which is stored in a storage medium, including some instructions are used so that a computer equipment (can be personal computer, server or the network equipment etc.) execute each embodiment the method for the present invention whole or Part steps.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), Random access memory (Random Access Memory, RAM), magnetic disc or CD etc. are various can to store program code Medium.

The above, the only specific implementation mode of the application, but the protection domain of the application is not limited thereto, it is any Those familiar with the art can easily think of the change or the replacement in the technical scope that the application discloses, and should all contain It covers within the protection domain of the application.Therefore, the protection domain of the application shall be subject to the protection scope of the claim.

Claims

1. a kind of method of network-control, which is characterized in that including：

Policy control functions entity determines first network functional entity and first network function reality needed for the first session First deployment strategy of body；

The policy control functions entity determines whether the current deployment situation of the first network functional entity meets described One deployment strategy；

If it is determined that the current deployment situation of the first network functional entity is unsatisfactory for first deployment strategy, the strategy control Functional entity processed sends network function deployment adjustment instruction, the network functional entity deployment adjustment to policy execution functional entity Instruction is used to indicate disposes the first example of the first network functional entity in target location.

2. according to the method described in claim 1, it is characterized in that, first deployment strategy include it is following at least one Kind：The resource of deployed position, deployment way, occupancy, wherein the deployment way includes same data center deployment or across data Center is disposed, and the resource includes physical facility resource and/or Internet resources.

3. method according to claim 1 or 2, which is characterized in that the network functional entity deployment adjustment instruction is specific The instance migration of the first network functional entity of first position will be deployed in the target location by being used to indicate；Or

The network functional entity deployment adjustment instruction is specifically used for instruction and creates the first network work(in the target location First example of energy entity；Or

The first network functional entity is specially the first user plane functions entity, and network functional entity deployment adjusts At indicate the example for the first user plane functions entity for being specifically used for disposing on the instruction unlatching target location first Reason ability.

4. according to the method in any one of claims 1 to 3, which is characterized in that the policy control functions entity determines First deployment strategy of first network functional entity and the first network functional entity needed for first session, packet It includes：

The policy control functions entity determines the first network needed for first session according to the information of first session First deployment strategy of functional entity and the first network functional entity, wherein the information of first session includes institute State the information of the type of service of the first session.

5. according to the method described in claim 4, it is characterized in that, the policy control functions entity is for storing described first At least one deployment strategy of network functional entity, at least one deployment strategy include first deployment strategy；

The policy control functions entity determines the first network needed for first session according to the information of first session First deployment strategy of functional entity and the first network functional entity, including：

The policy control functions entity is corresponding according to the information of the type of service of first session and first session User information determines the first network functional entity needed for first session；

The policy control functions entity is real according to the information of the type of service of first session and the first network function Body determines first deployment strategy.

6. according to the method described in claim 4, it is characterized in that, the policy control functions entity is according to first session Information, determine the first deployment strategy of the first network functional entity, including：

The policy control functions entity sends deployment strategy request to data storage function entity, and the deployment strategy request is taken Information with first session, the data storage function entity is for storing each net at least one network functional entity At least one deployment strategy of network functional entity, wherein at least one network functional entity includes the first network work( It can entity；

The policy control functions entity receives the use that the data storage function entity is sent according to deployment strategy request In the third instruction information for indicating first deployment strategy.

7. method according to any one of claim 1 to 6, which is characterized in that the policy control functions entity determines Whether the current deployment situation of the first network functional entity meets first deployment strategy, including：

The policy control functions entity obtains the information of at least one deployment examples of the first network functional entity；

The policy control functions entity is according at least the one of first deployment strategy and the first network functional entity The information of a deployment examples determines at least one deployment examples of the first network functional entity with the presence or absence of satisfaction The deployment examples of first deployment strategy；

If correspondingly, the current deployment situation of the first network functional entity is unsatisfactory for the portion of the first network functional entity Administration's strategy, the policy control functions entity send network function deployment adjustment instruction to policy execution functional entity, including：

If there is no meet first deployment strategy at least one deployment examples of the first network functional entity Deployment examples, the policy control functions entity send network function deployment adjustment instruction to policy execution functional entity.

8. method according to any one of claim 1 to 6, which is characterized in that the policy control functions entity determines Whether the current deployment situation of the first network functional entity meets first deployment strategy, including：

The policy control functions entity determines the target location for meeting first deployment strategy；

The policy control functions entity, which determines to whether there is on the target location, meets the described of first deployment strategy The deployment examples of first network functional entity；

If there is no the deployment for the first network functional entity for meeting first deployment strategy on the target location Example, the policy control functions entity send network function deployment adjustment instruction to policy execution functional entity.

9. method according to any one of claim 1 to 8, which is characterized in that true in the policy control functions entity Before first network functional entity needed for fixed first session, the method further includes：

The policy control functions entity receives the Flow Policy request for first session that conversation management functional entity is sent；

The policy control functions entity determines the first network functional entity needed for first session, including：

The policy control functions entity is asked according to the Flow Policy, determines the first network function needed for first session Entity.

10. according to the method described in claim 9, it is characterized in that, in the policy control functions entity to strategy execution work( After energy entity sends network function deployment adjustment instruction, the method further includes：

If it is determined that the first example of the first network functional entity described in the target location successful deployment, the policy control work( Energy entity sends Flow Policy response to the conversation management functional entity, and the Flow Policy response carries first and indicates information, institute State the first example that the first instruction information is used to indicate the first network functional entity disposed on the target location.

11. according to the method described in claim 9, it is characterized in that, determining described first in the policy control functions entity After first network functional entity needed for session, the method further includes：

Described in the policy control functions entity is determined from least one deployment examples of the first network functional entity Second example of first network functional entity；

The policy control functions entity sends Flow Policy response to the conversation management functional entity, and the Flow Policy response is taken Band is used to indicate the first instruction information of the second example of the first network functional entity；

It is described after the policy control functions entity sends network function deployment adjustment instruction to policy execution functional entity Method further includes：

If it is determined that on the target location first network functional entity described in successful deployment the first example, the policy control Functional entity sends first-class policy update instruction to the conversation management functional entity, and the first-class policy update instruction is used It is disposed in the second instance migration to the target location of the instruction by first session by the first network functional entity The first network functional entity the first example.

12. method according to any one of claim 1 to 11, which is characterized in that the method further includes：

The policy control functions entity receives the first deployment that the policy execution functional entity is sent and unsuccessfully indicates, and described the The one deployment available resources that unsuccessfully instruction is used to indicate on the target location are unsatisfactory for disposing the first network functional entity The first example demand；

The policy control functions entity according to receive it is described first deployment unsuccessfully indicate, from the target location to The second type of service is determined in the type of service at least one session that a few network functional entity example is carried, wherein Second type of service is different from the first type of service of first session；

The policy control functions entity sends business migration instruction to conversation management functional entity, and the business migration instruction is used In instruction by the conversation shift of second type of service of the network functional entity example carrying on the target location to the Two positions.

13. according to the method for claim 12, which is characterized in that second type of service supports route reselection and institute It states the second type of service and corresponds to the priority that the priority of business corresponds to business less than first type of service.

14. method according to claim 12 or 13, which is characterized in that in the policy control functions entity to session pipe After managing functional entity transmission business migration instruction, the method further includes：

If it is determined that the session for second type of service that the network functional entity example on the target location carries successfully is moved The second position is moved on to, the policy control functions entity sends the second instruction information to the policy execution functional entity, It is real that the available resources that the second instruction information is used to indicate on the target location have met the deployment first network function The demand of first example of body.

15. the method according to any one of claim 1 to 14, which is characterized in that the policy execution functional entity is Conversation management functional entity or network control function.

16. a kind of method of network-control, which is characterized in that including：

Policy execution functional entity receives the network functional entity deployment adjustment instruction that policy control functions entity is sent, the net The deployment adjustment instruction of network functional entity is used to indicate disposes the first example of first network functional entity in target location；

The policy execution functional entity disposes adjustment instruction according to the network functional entity, executes in the target location portion Affix one's name to the processing of the first example of the first network functional entity.

17. according to the method for claim 16, which is characterized in that the network functional entity deployment adjustment instruction is specific to be used The instance migration of the first network functional entity of first position will be deployed in instruction to the target location；Or

18. according to the method for claim 16, which is characterized in that the policy execution functional entity is according to the network work( Energy entity deployment adjustment instruction, executes and disposes the place of the first example of the first network functional entity in the target location Reason, including：

The policy execution functional entity determines whether the available resources of the target location meet the deployment first network work( The demand of first example of energy entity.

19. according to the method for claim 18, which is characterized in that determine the target in the policy execution functional entity Before whether the available resources of position meet the demand for the first example for disposing the first network functional entity, the method is also Including：

The policy execution functional entity sends resource information request to data storage function entity, and the resource information request is used In the information for asking the current available resources in target location；

The policy execution functional entity receives the institute that the data storage function entity is sent according to resource information request State the information of the current available resources in target location；

Correspondingly, the policy execution functional entity determines whether the available resources of the target location meet deployment described first The demand of first example of network functional entity, including：

Information and the first network of the policy execution functional entity according to the current available resources in the target location First example of functional entity needs the information of the resource occupied, determines whether the available resources of the target location meet deployment The demand of first example of the first network functional entity.

20. the method according to claim 18 or 19, which is characterized in that the policy execution functional entity is specially network Control function entity；

The policy execution functional entity disposes adjustment instruction according to the network functional entity, executes in the target location portion The processing for affixing one's name to the first example of the first network functional entity further includes：

If it is determined that the available resources of the target location are unsatisfactory for disposing the need of the first example of the first network functional entity It asks, the policy execution functional entity sends resource request message, institute to network function virtual management and layout NFV MANO State the resource of first example of the resource request message request for disposing the first network functional entity；

The policy execution functional entity receives the NFV MANO and is disappeared according to the resource allocation that the resource request message is sent Breath, the resource allocation message is used to indicate to be used to dispose the first network functional entity for what the target location was distributed The resource of first example；

The policy execution functional entity disposes the first network according to the resource allocation message on the target location First example of functional entity.

21. method according to claim 16 or 17, which is characterized in that the policy execution functional entity is specially session Management function entity；

The policy execution functional entity disposes adjustment instruction according to the network functional entity, executes in the target location portion The processing of the first example of the first network functional entity is affixed one's name to, including：

The policy execution functional entity disposes adjustment instruction, the use on the target location according to the network functional entity Family face controller sends the 4th instruction information, and the 4th instruction information is used to indicate the user plane controller in the target The first example of the first network functional entity is disposed in position.

22. according to the method for claim 21, which is characterized in that the method further includes：

The policy execution functional entity receives the second deployment that the user plane controller is sent and unsuccessfully indicates, described second Administration unsuccessfully indicates that the available resources for being used to indicate the target location are unsatisfactory for disposing the first of the first network functional entity The demand of example.

23. according to the method described in claim 18 or 19 or 22, which is characterized in that the method further includes：

If it is determined that the available resources of the target location are unsatisfactory for disposing the need of the first example of the first network functional entity It asks, the policy execution functional entity sends the first deployment to the policy control functions entity and unsuccessfully indicates, described first Unsuccessfully the available resources that are used to indicate on the target location of instruction are unsatisfactory for disposing the of the first network functional entity for administration The demand of one example.

24. according to the method for claim 23, which is characterized in that if the policy execution functional entity is specially session pipe Functional entity is managed, the method further includes：

The conversation management functional entity receives the policy control functions entity, and according to first deployment, unsuccessfully instruction is sent Business migration instruction, business migration instruction is used to indicate the network functional entity example carrying on the target location The second type of service conversation shift to the second position；

The conversation management functional entity is indicated according to the business migration, determines the network functional entity on the target location At least one second session of second type of service of example carrying；

The conversation management functional entity is real for carrying the network functional entity of second session on the target location Example sends route reselection instruction, and route reselection instruction is used to indicate carry the network functional entity example described the Two conversation shifts are to the second position.

25. the method according to claim 23 or 24, which is characterized in that the method further includes：

The policy execution functional entity receives the second instruction information that the policy control functions entity is sent, and described second refers to Show that the available resources that information is used to indicate on the target location have met the first reality for disposing the first network functional entity The demand of example.

26. the method according to any one of claim 16 to 25, which is characterized in that if the policy execution functional entity Specially conversation management functional entity receives the network work(that policy control functions entity is sent in the policy execution functional entity Before energy entity deployment adjustment instruction, the method further includes：

The conversation management functional entity sends Flow Policy request to the policy control functions entity, and the Flow Policy request is taken Information with first session；

The method further includes：

If the first example of first network functional entity described in the target location successful deployment, the conversation management functional is real Body receives the Flow Policy response that the policy control functions entity is sent, and the Flow Policy response carries the first instruction information, institute State the first example that the first instruction information is used to indicate the first network functional entity disposed on the target location.

27. the method according to any one of claim 16 to 25, which is characterized in that if the policy execution functional entity Specially conversation management functional entity receives the network work(that policy control functions entity is sent in the policy execution functional entity Before energy entity deployment adjustment instruction, the method further includes：

The conversation management functional entity receives the Flow Policy response that the policy control functions entity is sent, and the Flow Policy is rung The first instruction information of the second example for being used to indicate the first network functional entity should be carried；

The method further includes：

If the first example of first network functional entity described in the target location successful deployment, the conversation management functional is real Body receives the first-class policy update instruction that the policy control functions entity is sent, and the first-class policy update instruction is used for It indicates first session by disposing in the second instance migration to the target location of the first network functional entity First example of the first network functional entity.

28. a kind of device of network-control, which is characterized in that including：

Processing unit, for determining first network functional entity needed for the first session and the first network functional entity First deployment strategy, and determine whether the current deployment situation of the first network functional entity meets the first deployment plan Slightly；

Transmit-Receive Unit, if determining that the current deployment situation of the first network functional entity is unsatisfactory for institute for the processing unit The first deployment strategy is stated, network function deployment adjustment instruction, the network functional entity portion are sent to policy execution functional entity Administration's adjustment instruction is used to indicate disposes the first example of the first network functional entity in target location.

29. device according to claim 28, which is characterized in that the network functional entity deployment adjustment instruction is specific to be used The instance migration of the first network functional entity of first position will be deployed in instruction to the target location；Or

30. the device according to claim 28 or 29, which is characterized in that the processing unit determines needed for the first session First deployment strategy of first network functional entity and the first network functional entity, including：

The processing unit determines the first network functional entity needed for first session according to the information of first session And the first deployment strategy of the first network functional entity, wherein the information of first session includes first meeting The information of the type of service of words.

31. device according to claim 30, which is characterized in that described device further includes：

Storage unit, at least one deployment strategy for storing the first network functional entity, at least one deployment Strategy includes first deployment strategy；

The processing unit determines the first network functional entity needed for first session according to the information of first session And the first deployment strategy of the first network functional entity, including：

The processing unit according to the information and the corresponding user information of first session of the type of service of first session, Determine the first network functional entity needed for first session, and the information of the type of service according to first session With the first network functional entity, first deployment strategy of the storage unit storage is determined.

32. the device according to claim 30 or 31, which is characterized in that the Transmit-Receive Unit is additionally operable to：

Deployment strategy request is sent to data storage function entity, the deployment strategy request carries the letter of first session Breath, the data storage function entity is for storing at least one of each network functional entity at least one network functional entity A deployment strategy, wherein at least one network functional entity includes the first network functional entity,

It receives the data storage function entity and is used to indicate the first deployment plan according to what deployment strategy request was sent Third slightly indicates information；

The processing unit determines the first deployment plan of the first network functional entity according to the information of first session It omits, including：

The processing unit indicates information according to the third that the Transmit-Receive Unit receives, and determines first deployment strategy.

33. the device according to any one of claim 28 to 32, which is characterized in that the processing unit determines described Whether the current deployment situation of one network functional entity meets first deployment strategy, including：

The processing unit obtains the information of at least one deployment examples of the first network functional entity,

The processing unit has been disposed according to first deployment strategy and described at least one of first network functional entity The information of example determines at least one deployment examples of the first network functional entity with the presence or absence of meeting described first The deployment examples of deployment strategy；

The Transmit-Receive Unit is specifically used for：If the processing unit determines at least one portion of the first network functional entity There is no the deployment examples for meeting first deployment strategy in administration's example, and network function is sent to policy execution functional entity Deployment adjustment instruction.

34. the device according to any one of claim 28 to 32, which is characterized in that the processing unit determines described Whether the current deployment situation of one network functional entity meets first deployment strategy, including：

The processing unit determines the target location for meeting first deployment strategy,

The processing unit determines on the target location with the presence or absence of the first network for meeting first deployment strategy The deployment examples of functional entity；

The Transmit-Receive Unit is specifically used for：If the processing unit determines that there is no meet described first on the target location The deployment examples for affixing one's name to the first network functional entity of strategy send network function deployment to policy execution functional entity and adjust Whole instruction.

35. the device according to any one of claim 28 to 34, which is characterized in that the Transmit-Receive Unit is additionally operable in institute Before stating the first network functional entity that processing unit determines needed for first session, receives conversation management functional entity and send First session Flow Policy request；

The processing unit determines the first network functional entity needed for first session, including：

The processing unit is asked according to the Flow Policy that the Transmit-Receive Unit receives, and is determined needed for first session First network functional entity.

36. device according to claim 35, which is characterized in that the Transmit-Receive Unit is additionally operable to：To strategy execution work( After energy entity sends network function deployment adjustment instruction, if processing unit determination is in the target location successful deployment institute The first example for stating first network functional entity sends Flow Policy response, the Flow Policy to the conversation management functional entity Response carries the first instruction information, and the first instruction information is used to indicate the first network disposed on the target location First example of functional entity.

37. device according to claim 35, which is characterized in that the processing unit is additionally operable to：Determining described first After first network functional entity needed for session, from least one deployment examples of the first network functional entity really Second example of the fixed first network functional entity；

The Transmit-Receive Unit is additionally operable to：

Flow Policy response is sent to the conversation management functional entity, the Flow Policy response, which carries, is used to indicate the processing list First instruction information of the second example of the first network functional entity that member determines,

After sending network function deployment adjustment instruction to policy execution functional entity, if the processing unit is determined described First example of first network functional entity described in successful deployment on target location sends the to the conversation management functional entity First-class policy update instruction, the first-class policy update instruction are used to indicate first session by the first network work( First example of the first network functional entity disposed in the second instance migration to the target location of energy entity.

38. the device according to any one of claim 28 to 37, which is characterized in that the Transmit-Receive Unit is additionally operable to：It connects It receives the first deployment that the policy execution functional entity is sent unsuccessfully to indicate, first deployment unsuccessfully indicates to be used to indicate described Available resources on target location are unsatisfactory for disposing the demand of the first example of the first network functional entity；

The processing unit is additionally operable to：It is unsuccessfully indicated according to first deployment that the Transmit-Receive Unit receives, from the mesh The second industry is determined in the type of service at least one session that at least one network functional entity example in cursor position is carried Service type, wherein second type of service is different from the first type of service of first session；

The Transmit-Receive Unit is additionally operable to：Business migration instruction is sent to conversation management functional entity, the business migration instruction is used In instruction by the conversation shift of second type of service of the network functional entity example carrying on the target location to the Two positions.

39. according to the device described in claim 38, which is characterized in that second type of service supports route reselection and institute It states the second type of service and corresponds to the priority that the priority of business corresponds to business less than first type of service.

40. the device according to claim 38 or 39, which is characterized in that the Transmit-Receive Unit is additionally operable to session management After functional entity sends business migration instruction, if the processing unit determines the reality of the network functional entity on the target location The session Successful migration of second type of service of example carrying is sent out to the second position to the policy execution functional entity The second instruction information, the available resources that the second instruction information is used to indicate on the target location is sent to meet described in deployment The demand of first example of first network functional entity.

41. the device according to any one of claim 28 to 40, which is characterized in that the policy execution functional entity is Conversation management functional entity or network control function.

42. a kind of device of network-control, which is characterized in that including：

Transmit-Receive Unit, the network functional entity deployment adjustment instruction for receiving the transmission of policy control functions entity, the network Functional entity deployment adjustment instruction is used to indicate disposes the first example of first network functional entity in target location；

Strategy execution unit, the network functional entity deployment adjustment instruction for being received according to the Transmit-Receive Unit, holds Row disposes the processing of the first example of the first network functional entity in the target location.

43. device according to claim 42, which is characterized in that the network functional entity deployment adjustment instruction is specific to be used The instance migration of the first network functional entity of first position will be deployed in instruction to the target location；Or

44. the device according to claim 42 or 43, which is characterized in that the strategy execution unit is specifically used for determining institute Whether the available resources for stating target location meet the demand for the first example for disposing the first network functional entity.

45. device according to claim 44, which is characterized in that the Transmit-Receive Unit is additionally operable to：

Determine whether the available resources of the target location meet the deployment first network function in the strategy execution unit Before the demand of first example of entity, resource information request, the resource information request are sent to data storage function entity Information for the available resources for asking the target location current,

Receive the data storage function entity asks the target location sent is current can be used according to the resource information The information of resource；

It is real that the strategy execution unit determines whether the available resources of the target location meet the deployment first network function The demand of first example of body, including：

The information for the current available resources in the target location that the strategy execution unit is received according to the Transmit-Receive Unit And the first example of the first network functional entity needs the information of the resource occupied, determines the available of the target location Whether resource meets the demand for the first example for disposing the first network functional entity.

46. the device according to claim 44 or 45, which is characterized in that described device is specially network control function reality Body；

The Transmit-Receive Unit is additionally operable to：

If the strategy execution unit determines that the available resources of the target location are unsatisfactory for disposing the first network function reality The demand of first example of body sends resource request message, the money to network function virtual management and layout NFV MANO Source request message requests are used to dispose the resource of the first example of the first network functional entity,

The resource allocation message that the NFV MANO are sent according to the resource request message is received, the resource allocation message is used In the resource for the first example for disposing the first network functional entity for being designated as the target location distribution；

The network functional entity deployment adjustment instruction that the strategy execution unit is received according to the Transmit-Receive Unit, executes The processing that the first example of the first network functional entity is disposed in the target location further includes：

The resource allocation message that the strategy execution unit is received according to the Transmit-Receive Unit, on the target location Dispose the first example of the first network functional entity.

47. the device according to claim 42 or 43, which is characterized in that described device is specially conversation management functional reality Body；

The strategy execution unit is specifically used for disposing adjustment instruction according to the network functional entity, on the target location User plane controller send the 4th instruction information, it is described 4th instruction information be used to indicate the user plane controller described The first example of the first network functional entity is disposed in target location.

48. device according to claim 47, which is characterized in that the Transmit-Receive Unit is additionally operable to receive the user plane control The second deployment that device processed is sent unsuccessfully indicates that second deployment unsuccessfully indicates the available resources for being used to indicate the target location It is unsatisfactory for disposing the demand of the first example of the first network functional entity.

49. according to the device described in claim 44 or 45 or 48, which is characterized in that the Transmit-Receive Unit is additionally operable to：

If the strategy execution unit determines that the available resources of the target location are unsatisfactory for disposing the first network function reality The demand of first example of body sends the first deployment to the policy control functions entity and unsuccessfully indicates, first deployment is lost The available resources that instruction is used to indicate on the target location are lost to be unsatisfactory for disposing the first reality of the first network functional entity The demand of example.

50. device according to claim 49, which is characterized in that if described device is specially conversation management functional entity, The Transmit-Receive Unit is additionally operable to receive the business that the policy control functions entity unsuccessfully indicates transmission according to first deployment Migration instruction, the business migration instruction are used to indicate second of the network functional entity example carrying on the target location The conversation shift of type of service is to the second position；

The strategy execution unit is additionally operable to the business migration instruction received according to the Transmit-Receive Unit, determines the mesh At least one second session of second type of service of network functional entity example carrying in cursor position；

The Transmit-Receive Unit is additionally operable to the network functional entity example for carrying second session on the target location Route reselection instruction is sent, the route reselection instruction is used to indicate carry the network functional entity example described second Conversation shift is to the second position.

51. the device according to claim 49 or 50, which is characterized in that the Transmit-Receive Unit is additionally operable to receive the strategy The second instruction information that control function entity is sent, the second instruction information are used to indicate the available money on the target location Source has met the demand for the first example for disposing the first network functional entity.

52. the device according to any one of claim 42 to 51, which is characterized in that if described device is specially session pipe Functional entity is managed, the Transmit-Receive Unit is additionally operable to：

Before receiving the network functional entity deployment adjustment instruction that policy control functions entity is sent, to the policy control work( Energy entity sends Flow Policy request, and the Flow Policy request carries the information of first session；

If the first example of strategy execution unit first network functional entity described in the target location successful deployment, connects Receive the Flow Policy response that the policy control functions entity is sent, the Flow Policy response carries the first instruction information, and described the One instruction information is used to indicate the first example of the first network functional entity disposed on the target location.

53. the device according to any one of claim 42 to 51, which is characterized in that if described device is specially session pipe Functional entity is managed, the Transmit-Receive Unit is additionally operable to：

Receive the Flow Policy response that the policy control functions entity is sent, the Flow Policy response, which carries, is used to indicate described the First instruction information of the second example of one network functional entity；

If the first example of strategy execution unit first network functional entity described in the target location successful deployment, connects The first-class policy update instruction that the policy control functions entity is sent is received, the first-class policy update instruction is used to indicate Described in being disposed in the second instance migration to the target location by first session by the first network functional entity First example of first network functional entity.

54. a kind of communication system, which is characterized in that including：

Policy control functions entity and policy execution functional entity, wherein the policy control functions entity is such as claim Device described in any one of 28 to 41, the policy execution functional entity are as described in any one of claim 42 to 53 Device.

55. communication system according to claim 54, which is characterized in that the communication system further includes data storage function Entity, the data storage function entity is for storing at least one of following message：One or more network functional entities In each network functional entity at least one deployment examples information, can on-premise network functional entity at least one physics The information of each physical location in position, wherein the information of each deployment examples may include at least one in following message Kind：Deployed position information occupies resource information, the information of the processing capacity of unlatching and capacity utilization information, each physical bit The information set includes the location information and/or available resource information of each physical location.