CN109640348A - The multi-service MEC network architecture, the processing method and processing device of multi-service data flow - Google Patents
The multi-service MEC network architecture, the processing method and processing device of multi-service data flow Download PDFInfo
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Abstract
This application discloses a kind of multi-service MEC network architectures, multi-service data flow processing method and processing device, are related to field of communication technology, are used for low time delay network, promote user experience.It include: the multi-service MEC network architecture include core layer, convergence layer and multiple terminals, wherein core layer includes S/PGW-C, MSG-C, layout synergist and PCRF；Convergence layer includes: at least one multi-service MEC server, at least one MSG-U, at least one S/PGW-U, at least one CDN server；Multiple terminals include that at least one moves network termination and at least one fixed network terminal；Multi-service MEC network further includes at least a pair of of core router CR, and the corresponding data information of service request for receiving MSG-U is sent to network, to obtain the corresponding data flow of data information.The embodiment of the present application is applied to terminal and obtains data resource from network.
Description
Technical field
The present invention relates to internet areas more particularly to a kind of multiservice edge to calculate (multiservice edge
Computing, MEC) network architecture, the processing method and processing device of multi-service data flow.
Background technique
With comprehensively universal and the 5G epoch the arrival of forth generation (4th generation, 4G) business, with solid shifting industry
Fusion is gradually moved towards in business, and more stringent requirements are proposed for the network performance of user and service layer to operator.
In the 4G epoch, the application such as game on line, HD video proposes very high requirement to network delay, as the 5G epoch arrive
Come, automatic Pilot, smart city, intelligence manufacture, high definition mobile video, virtual reality (virtual reality, VR)/enhancing
Emerging industries such as real (augmented reality, AR) and emerging service propose almost harsh requirement to network delay, are
The business experience of user is promoted, low time delay network has become the developing direction of operator's concern.
As game proposes requirements at the higher level to screen resolution, frame per second, with the promoting service of 4K/8K HD video, when
Preceding shifting network data business service gateway (the serving gateway/packet data network based on the deployment of core computer room
Gateway, S/PGW), the network architecture of Internet data center (internet data center, IDC) be unable to satisfy user
Big bandwidth demand.By optimizing the current edge calculations/content source for concentrating deployment, data flow of making rational planning for promotes transmission
Net, bearer network efficiency of transmission make a Zhang Gaoxiao, intensive big broadband network, are the basis and pass of supporting network high efficiency operation
Key.
As universal and application, the mobile intelligent terminal of mobile intelligent terminal can both pass through the mobile network of the base station 4G, 5G
Network access can also be accessed by home broadband and WiMAX (wireless fidelity, WiFi) fixed network.In order to same
One terminal, different the solid of access way, shifting business provide high-quality experience simultaneously, and providing service quality guarantee respectively cannot expire
The needs of sufficient network Development.
Summary of the invention
Embodiments herein provides a kind of network architecture and control method, for move, solid business provide it is integrated
Network quality and business experience guarantee plan reduce network delay, promote user experience.
In order to achieve the above objectives, embodiments herein adopts the following technical scheme that
In a first aspect, a kind of multiservice edge calculating MEC network architecture method is provided, this method comprises: more industry
The MEC network architecture of being engaged in includes core layer, convergence layer and multiple terminals, wherein the core layer includes moving network data business service
Gateway control face (S/PGW-Control Plane, S/PGW-C), multi-service access gateway control plane (Multiple Service
Gateway-Control Plane, MSG-C), Policy and Charging Rules Function (policy and charging rules
Function, PCRF) and layout synergist；The convergence layer includes: at least one multi-service MEC server, at least one is more
Service access gateway user face (Multiple Service Gateway-User Plane, MSG-U), at least one shifting netting index
According to business service gateway user face (S/PGW-User Plane, S/PGW-U), at least one content distributing network (content
Delivery network, CDN) server；The multiple terminal includes that at least one moves network termination and at least one fixed network end
End；The multi-service MEC network further includes at least a pair of of core router (Core Router, CR), for forwarding the MSG-
The service request that U is sent obtains the corresponding data flow of the service request to network；The service request for moving network termination passes through
After IP wireless access network (internet protocol Radio access network, IP RAN) convergence, it is sent to described
S/PGW-U, and according to the control instruction of the S/PGW-C through the MSG-U be transmitted to the multi-service MEC server or
The CDN server or the CR are handled, to obtain the corresponding data flow of service request for moving network termination；Institute
The service request for stating fixed network terminal is sent to the MSG-U by interchanger (Switch, SW), and according to the control of the MSG-C
System instruction is transmitted to the multi-service MEC server or the CDN server by the MSG-U or the CR is carried out
Reason, the corresponding data flow of service request to obtain the fixed network terminal.
Second aspect, provides a kind of processing method of multi-service data flow, and this method is applied to described in first aspect
Multi-service MEC network architecture, this method comprises: MSG-U obtains the request message of terminal, wherein the request message includes institute
State the mark and service request of terminal；The MSG-U by the service request be sent to the multi-service MEC server or
The CDN server or the CR are handled, to obtain data flow relevant to the service request；The MSG-U will
Obtained data flow is sent to the terminal.
The third aspect provides a kind of processing unit of multi-service data flow, which includes acquiring unit and send single
Member；The acquiring unit obtains the request message of terminal for MSG-U, wherein the request message includes the mark of the terminal
Knowledge and service request；The service request is sent to the multi-service MEC for the MSG-U and serviced by the transmission unit
Device or the CDN server or the CR are handled, to obtain data flow relevant to the service request；It is described
Transmission unit is also used to the MSG-U according to the mark and the data flow is sent to counterpart terminal.
Fourth aspect, provides a kind of computer readable storage medium for storing one or more programs, it is one or
Multiple programs include instruction, and described instruction makes the computer execute more industry as described in second aspect when executed by a computer
The processing method for data flow of being engaged in.
5th aspect, provides a kind of computer program product comprising instruction, when described instruction is run on computers
When, so that computer executes the processing method of the multi-service data flow as described in second aspect.
6th aspect, provides a kind of processing unit of multi-service data flow, comprising: processor and memory, memory are used
In storage program, processor calls the program of memory storage, to execute multi-service data flow described in above-mentioned second aspect
Processing method.
Embodiments herein provide the multi-service MEC network architecture and multi-service data method for stream processing, pass through by
MEC/CDN server disposition is in Metropolitan Area Network (MAN) aggregation node, thus make to move network service, fixed network services since convergence layer, You Duoye
Be engaged in the comprehensive carrying of access gateway MSG-U, realize move network service and fixed network services Metropolitan Area Network (MAN) convergence layer converge and differentiation
Service creates network environment for multi-service MEC server disposition；Pass through the multi-service MEC server to process terminal of convergence layer
Service request so that largely by traditional core node, intelligent terminal complete computing function, it is complete by multi-service MEC server
At to reduce the requirement to terminal capabilities.
Detailed description of the invention
Fig. 1 is a kind of multi-service MEC network architecture schematic diagram one that embodiments herein provides；
Fig. 2 is a kind of forwarding data flow schematic diagram based on the multi-service MEC network architecture that embodiments herein provides；
Fig. 3 is a kind of multi-service MEC network architecture structure schematic diagram two that embodiments herein provides；
Fig. 4 is a kind of multi-service data method for stream processing flow diagram one that embodiments herein provides；
Fig. 5 is a kind of multi-service data method for stream processing flow diagram two that embodiments herein provides；
Fig. 6 is a kind of multi-service data method for stream processing flow diagram three that embodiments herein provides；
Fig. 7 is a kind of multi-service data method for stream processing flow diagram four that embodiments herein provides；
Fig. 8 is a kind of multi-service data method for stream processing flow diagram five that embodiments herein provides；
Fig. 9 is a kind of multi-service data flow processing device structure diagram one that embodiments herein provides；
Figure 10 is a kind of multi-service data flow processing device structure diagram two that embodiments herein provides.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application is described.
In the embodiment of the present application, access network equipment can be base station or base station controller of wireless communication etc..In this Shen
Please be in embodiment, the base station can be global system for mobile communications (global system for mobile
Communication, GSM), the base station (base in CDMA (code division multiple access, CDMA)
Transceiver station, BTS), wideband code division multiple access (wideband code division multiple access,
WCDMA the base station (node B, NB) in), the base station (evolved in long term evolution (Long Term Evolution, LTE)
Node B, eNB), Internet of Things (internet of things, IoT) or narrowband Internet of Things (narrow band-internet
Of things, NB-IoT) in eNB, the public land mobile network of the following 5G mobile communications network or the following evolution
Base station in (public land mobile network, PLMN), the embodiment of the present application are not intended to be limited in any this.
In the embodiment of the present application, access network equipment can be the broadband access equipment of wire communication and access via telephone line is set
It is standby.In the embodiment of the present application, the broadband access equipment can be optical line terminal (optical line terminal,
OLT), the access via telephone line equipment can be router or interchanger (switch, SW).
Terminal is for providing a user voice and/or data communication sex service.The terminal can have different titles, example
As user equipment (user equipment, UE), access terminal, terminal unit, terminal station, movement station, mobile station, remote station,
Remote terminal, mobile device, wireless telecom equipment, vehicle user equipment, terminal agent or terminal installation etc..Optionally, described
Terminal can be the various handheld devices with communication function, mobile unit, wearable device, computer, the embodiment of the present application
This is not limited in any way.For example, handheld device can be smart phone.Mobile unit can be onboard navigation system.It can wear
Wearing equipment can be Intelligent bracelet.Computer can be personal digital assistant (personal digital assistant, PDA)
Computer, plate computer and laptop computer (laptop computer).
Referring to fig. 1, the embodiment of the present application provides the IP network framework of multiservice edge calculating MEC a kind of, should
The network architecture may include core layer, convergence layer and multiple terminals.Wherein, core layer includes S/PGW-C, MSG-C, PCRF and volume
Arrange synergist；Convergence layer includes: at least one multi-service MEC server, at least one MSG-U, at least one S/PGW-U, extremely
A few CDN server；Multiple terminals include that at least one moves network termination and at least one fixed network terminal.
Wherein, the service request of network termination is moved after IP RAN access layer and IP RAN convergence layer, is sent to S/PGW-
U, S/PGW-U are sent to MSG-U according to the control instruction of S/PGW-C, by MSG-U be transmitted to multi-service MEC server or
CDN server or CR are handled, to obtain the corresponding data flow of service request for moving network termination；The business of fixed network terminal
Request is sent to MSG-U by interchanger SW, and is transmitted to multi-service MEC service by MSG-U according to the control instruction of MSG-C
Device or CDN server or CR are handled, the corresponding data flow of the service request to obtain fixed network terminal；Multi-service
MEC network further includes at least a pair of of core router CR, and the partial service for receiving MSG-U requests corresponding data letter
Breath is sent to network, to obtain the corresponding data flow of data information.
It should be noted that S/PGW-U can be sent to by base station by moving the service request of network termination, which can be with
For game request or video request；The service request of fixed network terminal can be broadband services, network protocol television (Internet
Protocol Television, IPTV) business, private line service and Virtual Private Network (virtual private network,
VPN) business etc., these service requests can be sent to MSG-U by broadband access network and special line etc..
It should be noted that S/PGW-U sinks to aggregation node, software defined network (Software Defined is introduced
Network, SDN) the unified carrying of network element MSG-U realization integrated service, integration weight has been carried out to mobile retransmission net, fixed network Metropolitan Area Network (MAN)
Structure, realize all kinds of movements and fixed access IP operation flow Metropolitan Area Network (MAN) convergence layer converge and differentiated service, be multi-service
MEC server disposition creates network environment.Multi-service MEC server is disposed in aggregation node, ensures that shifting, fixed network experience are consistent
Property.Network service function is sunk to network edge by mobile edge calculations platform, can be carried out flow unloading in network edge,
By the way that S/PGW-U network element is sunk to aggregation node, i.e. edge data computer room (data center, DC), at edge, DC is directly raw
At ticket, solves the billing function of edge calculations.
For the embodiment of the present application by multi-service MEC server disposition in aggregation node, service radius can achieve 10 kilometers of left sides
The right side, and can need to be adjusted flexibly portion of base stations ownership according to business, mobile terminal moves not between the base station in this region
The multi-service MEC server of the service of offer can be changed, the mobile management that can preferably solve multi-service MEC server is asked
Topic, therefore can satisfy the demand for services of most industrial application scenes, such as campus, factory garden, industrial park.
Optionally, CDN server is used to be responsible for the storage and distributions of multiple data such as video, game, and by with terminal
The relevant multiple data flows of service request are sent to terminal by MSG-U.
Illustratively, when user's using terminal carries out game operation, terminal is accessed and is accessed by base station or WiFi
Game data packet is sent to multi-service MEC server by MSG-U, MSG-U, and user need to only be inputted by terminal execution,
His major function, if multi-service MEC server end of the rendering in edge DC of game background, picture, audio executes, and by side
The multi-service MEC server of edge DC completes part computing function.Therefore requirement to handset capability can be reduced, allows lower configuration
Mobile phone can enjoy high-end handsets and similarly experience, meanwhile, when convergence layer deployment MEC/CDN server not only can be reduced network
Prolong, promote access bandwidth, a large amount of content sources can also be deployed in edge cloud, network delay caused by reducing because of bandwidth blocking.
Specifically, being provided by the embodiments of the present application a kind of when terminal traffic is game service request referring to fig. 2
When stream compression schematic diagram, game service process description:
1, user opens cloud game by terminal software, is initiated by wireless network to multi-service MEC cloud game service device
Game request.
2, the game audio and video data streams for being computed processing are pushed to terminal, terminal by multi-service MEC cloud game service device
The decoding for being merely responsible for game audio and video data streams plays.
3, when user initiates game operation by terminal, multi-service MEC cloud game service device receives user's
Action input instruction can call virtual pattern processing unit (the virtual graphic of multi-service MEC server according to instruction
Processing unit, vGPU) calculating rendering is carried out to game picture.
4, calculated result is returned to terminal by multi-service MEC cloud game service device, is presented by terminal and is played.
5, multi-service MEC cloud game service device and game service provider core cloud game service device carry out information exchange and
Policy control, to ensure that multi-service MEC cloud game service device can provide clothes as terminal according to the requirement of game service provider
Business.
It should be noted that the dotted line in Fig. 2 indicates that movement, game audio and video data streams and the MEC of user's input are wandered about
The data flow played between server and core cloud game service device.
Optionally, referring to fig. 3, convergence layer be leaf ridge Spine-Leaf framework, convergence layer further include: firewall and
Security module, for realizing the security protection to data traffic by isolation between domain and access control.
It should be noted that Spine-Leaf framework can solve the transmission bottleneck of edge DC horizontal network connection, Er Qieti
The scalability for having supplied height greatly improves the efficiency of network, especially support High Performance Computing Cluster or high frequency flow device it
Between information exchange, therefore inside edge DC can by Spine-Leaf framework dispose MEC/CDN server, S/PGW-U,
The functional modules such as MSG-U, security protection, safety acquisition.DCI is data center's interconnection in Fig. 3.
The safety of multi-service MEC server is the premise of application, including physical port isolation, logic port isolation, fire prevention
Wall security control and access control.Including the local record for being directed to internet log, and the functions such as report in time, it can be with S/
The synchronous deployment secure acquisition of PGW-U, attack protection system.Associated safety prevention policies are disposed by convergence computer room, are realized to MEC/
The full protection of CDN server and related service.Main safety prevention measure has the following aspects:
1, dispose firewall: can in multi-service MEC server disposition firewall, by being isolated between domain and access control,
The security protection to longitudinal flow and lateral flow is realized in the attack for preventing attacker from can initiate by other domains；By complete
The isolating and protecting to each subregion of multi-service MEC server may be implemented in kind firewall functionality, promotes multi-service MEC server
Security protection ability.
2, it content auditing: can be assisted by using distributed data acquisition, intelligent package-restructuring and stream recombination, adaptive depth
It is a variety of advanced to discuss analysis, the closure of real-time network agreement, real-time network traffic management and control, mass data storage, depth data excavation etc.
Technological means, realize internal network flow, IP address, domain name, the information content, using etc. all kinds of resource informations acquisition, prison
Survey, analysis, early warning and control, realize to applications various in multi-service MEC server, network safety event, user behavior etc.
Audit analysis, meet information security management demand.
3, the stiff compacted protection of wood: in the stiff compacted monitoring system of wood of multi-service MEC server disposition, for realizing to multi-service MEC
The compacted monitoring of deadlock wood of server, to the compacted file propagation monitoring of stiff wood, the compacted behavior monitoring of stiff wood, the doubtful sample capture of wooden horse file and
Corpse controlling behavior sample capture, and for the accurate trend analysis that corpse wooden horse worm carries out, to suspicious Botnet into
Row depth analysis and statistics summarize.
IP network framework provided by the embodiments of the present application based on multi-service MEC, by the way that MEC/CDN server disposition exists
Aggregation node, operator can negotiate internet content provider, partial content resource is stored in CDN server, to be
MSG-U specifies nearest CDN server, will obtain from network without all resources, alleviate the pressure of network；Pass through deployment
Edge C DN server can make Hot Contents source sinking convergence layer, and the shifting net and fixed network services flow for making 70% are in edge section
Point is completed.
Referring to fig. 4, the embodiment of the present application provides a kind of processing method of multi-service data, applied to above-mentioned
The multi-service MEC network architecture, this method includes S101-S103:
The request message of S101, MSG-U acquisition terminal, wherein request message includes the mark and service request of terminal.
Terminal may include moving network termination and fixed network terminal, and moving network termination can be the mobile devices such as mobile phone, fixed network terminal
It can be computer, set-top box etc..Wherein, service request includes game request and video acquisition request etc..
Optionally, referring to fig. 5, before S101, this method can also include S201-S203:
S201, when terminal be move network termination when, pass through S/PGW-U obtain move network termination request message.
It, can be by passing sequentially through IPRAN access layer, IP RAN after the mobile terminal of user passes through base station access network network
Service request is sent to S/PGW-U by convergence layer, and S/PGW-U carries out user's identification according to the mark of mobile terminal.
S202, the mark for moving network termination is sent to by S/PGW-C by S/PGW-U, obtains control signaling from S/PGW-C,
And according to the requirement of control signaling, service request is sent to MSG-U.
It should be noted that control signaling interactive between S/PGW-C and S/PGW-U, specifically includes that access and mobility pipe
Reason, session management, policy control, authentication etc..Service request is sent to multi-service MEC server or CDN by MSG-U
Server or CR are handled, and to obtain data flow relevant to service request, and the data packet of processing are sent to shifting net
Terminal, decoded packet data presentation need to only be carried out by moving network termination.In this process, S/PGW-U can carry out charge on traffic pipe
Reason.
Optionally, referring to fig. 6, between S101 and S102, this method can also include S301-S303:
S301, when terminal be fixed network terminal when, request message is sent to MSG-C by MSG-U.
Wherein, request message includes the mark and service request of fixed network terminal, and the request message of fixed network terminal can pass through
Interchanger SW is sent to MSG-U.
S302, MSG-U obtain control signaling from MSG-C, and related to service request from network acquisition according to control signaling
Data flow.
Wherein, control signaling is that MSG-C is generated according to the mark of fixed network terminal, and control signaling includes but is not limited to access
The contents such as control.When MSG-U receives control signaling, need to carry out to access control processing according to the requirement of control signaling.
Service request is sent at multi-service MEC server or CDN server or CR by S102, MSG-U
Reason, to obtain data flow relevant to service request.
It should be noted that MSG-U can analyze the field informations such as the IP address of the data flow comprising service request, port,
Service request is sent to multi-service MEC server or CDN server with decision or CR is handled, so that MSG-U
Obtain data flow relevant to service request.
By disposing multi-service MEC server in convergence layer, at the calculating that convergence layer can complete most of data
Reason, to alleviate the pressure of core layer.
Optionally, referring in Fig. 7, S102 can specifically include S401-S403:
S401, when service request is to need the service request of multi-service MEC server process, MSG-U is by service request
It is sent to multi-service MEC server, in order to multi-service MEC server calculation processing service request, to obtain and service request
Relevant data flow.
Illustratively, when business datum is that game operation is requested, multi-service MEC server is needed to carry out game operation
Calculation processing, it is possible to reduce the calculation amount of terminal makes the lower terminal user of performance have more smooth game experiencing.
S402, when service request be need CDN server handle service request when, service request is sent to by MSG-U
CDN server is handled, to obtain data flow relevant to service request.
Illustratively, when service request is to obtain the request of video, this kind of request is not necessarily to calculation processing, and MSG-U is by the industry
Business request is sent to CDN server, data cached in order to obtain associated video.
It should be noted that operator can negotiate internet content provider, part Hot Contents, resource are stored in remittance
The CDN server of poly layer, so as to obtain resource from nearest CDN server according to service request, all without all resources
It to be obtained from network, alleviate the pressure of network.
S403, when service request be do not need multi-service MEC server and CDN server processing service request when, then
Service request is sent to CR by MSG-U, in order to which MSG-U is relevant to service request from network acquisition by core router CR
Data flow.
Data flow relevant to service request is sent to terminal by S103, MSG-U.
Optionally, referring to fig. 8, this method can also include:
S501, by the composer and/or PCRF of the multi-service MEC network architecture and according to the requirements of support of service request,
Generate configuration-direct.
Configuration-direct is used for radio open, transmission network, bearer network, shifting used in data flow corresponding with service request
Dynamic core net, broadband networks, data network resource carry out service quality (quality of service, QoS) priority guarantee；And
Data stream is optimized.
Wherein, a kind of method optimized to data stream can be for using transmission control protocol TCP Optimized Measures logarithm
It is optimized according to stream.
Specifically, multi-service MEC server disposition, in aggregation node, intelligent terminal is accessed by base station, IPRAN respectively
Ring, fixed access network access MEC/CDN server.Aggregation node is apart from wireless base station, cable customer's terminal device (customer
Premise equipment, CPE) within 10KM, the propagation delay time of light return network (7ms/ usually within 0.1ms
1000km), optical transport time delay can be ignored.Influencing user experience principal element is congestion, error code and time delay, needs connecing
Enter side and carry out QoS guarantee, major measure is as follows:
1, it is eated dishes without rice or wine by PCRF to the shifting net that data flow uses, mobile core network resource carries out QoS priority guarantee.
2, the transmission network that is used data flow by composer, bearer network, broadband networks, that data network resource carries out QOS is preferential
Grade ensures.
3, the process flow of transmission control protocol (transmission control protocol, TCP) is carried out excellent
Change, it includes: transmission control protocol confirmation character (transmission that multi-service MEC server, which can carry out TCP Optimization Work,
Control protocol acknowledgement, TCP ACK) splitting function, in TCP slow start stage to uplink TCP
ACK message is suitably divided, and to accelerate downlink TCP to send window growth rate, accelerates playback rate；TCP random ordering is reset, right
The out-of-order TCP data packet that upper layer network is sent reorders, and reduces unnecessary downlink and retransmits.
It may be implemented to ensure from terminal to the QoS end to end of multi-service MEC server by above-mentioned measure, to reach low
Time delay, low jitter, low packet loss target.
The embodiment of the present application provides a kind of processing method of multi-service data flow, and this method passes through the business according to terminal
Request type obtains data flow relevant to service request through a variety of ways, it is possible to reduce the pressure of network when obtaining data flow
Power, while the network service that the lower user experience of terminal capabilities can be made more smooth.
The embodiment of the present application can according to above method example to multi-service data current processing device carry out functional module or
The division of person's functional unit, for example, each functional module of each function division or functional unit can be corresponded to, it can also be by two
A or more than two functions are integrated in a processing module.Above-mentioned integrated module both can take the form of hardware reality
It is existing, it can also be realized in the form of software function module or functional unit.Wherein, in the embodiment of the present application to module or
The division of unit is schematically that only a kind of logical function partition, there may be another division manner in actual implementation.
Referring to fig. 9, the embodiment of the present application provides a kind of processing unit of multi-service data flow, and device 900 can
To include acquiring unit 910, transmission unit 920.
Acquiring unit 910, for MSG-U obtain terminal request message, wherein request message include terminal mark and
Service request.
Transmission unit 920, for MSG-U by service request be sent to multi-service MEC server or CDN server or
Person CR is handled, to obtain data flow relevant to service request.
Transmission unit 920 is also used to MSG-U for data flow and is sent to terminal.
Optionally, transmission unit 920 is specifically used for: when service request is to need the business of multi-service MEC server process
When request, service request is sent to the multi-service MEC server by MSG-U, in order to multi-service MEC server calculating
Processing business request, to obtain data flow relevant to service request；When service request is the business for needing CDN server to handle
When request, service request is sent to CDN server and handled by MSG-U, to obtain data flow relevant to service request；When
When service request is the service request for not needing multi-service MEC server and CDN server processing, then MSG-U is by service request
It is sent to CR, in order to which MSG-U obtains data flow relevant to service request from network by core router CR.
Optionally, transmission unit 920 are also used to obtain by S/PGW-U when terminal is moves network termination and move network termination
Request message；The mark for moving network termination is sent to S/PGW-C by S/PGW-U, so that S/PGW-C is according to the mark for moving network termination
Know and generate control signaling, and service request is sent to the MSG-U according to the requirement of control signaling.
Optionally, transmission unit 920 is also used to: when terminal is fixed network terminal, the request message is sent to by MSG-U
MSG-C, wherein request message includes the mark and service request of fixed network terminal；MSG-U obtains control signaling, and root from MSG-C
Data flow relevant to service request is obtained from network according to control signaling, wherein control signaling is MSG-C according to fixed network terminal
Mark generates.
Optionally, which can also include support Unit, for by the composer of the multi-service MEC network architecture and/
Or PCRF and the requirements of support according to service request, generate configuration-direct.
Wherein, configuration-direct is used for radio open, transmission network, carrying used in data flow corresponding with service request
Net, mobile core network, broadband networks, data network resource carry out QoS priority guarantee；And data stream is optimized.
Another possible structure that Figure 10 shows involved multi-service data current processing device in above-described embodiment is shown
It is intended to.The device includes: processor 402 and communication interface 403.Processor 402 is used to carry out control management to the movement of device,
For example, executing the step of above-mentioned acquiring unit 910 executes, and/or other processes for executing techniques described herein.It is logical
Letter interface 403 is used to support the communication of the device Yu other network entities, for example, executing the step that above-mentioned transmission unit 920 executes
Suddenly.Terminal can also include memory 401 and bus 404, and memory 401 is used for the program code and data of storage device.
Wherein, above-mentioned processor 402 may be implemented or execute various exemplary in conjunction with described in present disclosure
Logic block, unit and circuit.The processor can be central processing unit, general processor, and digital signal processor is dedicated
Integrated circuit, field programmable gate array or other programmable logic device, transistor logic, hardware component or its
Any combination.It, which may be implemented or executes, combines various illustrative logic blocks described in present disclosure, unit
And circuit.The processor is also possible to realize the combination of computing function, such as combines comprising one or more microprocessors,
DSP and the combination of microprocessor etc..
Memory 401 may include volatile memory, such as random access memory；The memory also may include non-
Volatile memory, such as read-only memory, flash memory, hard disk or solid state hard disk；The memory can also include above-mentioned
The combination of the memory of type.
Bus 404 can be expanding the industrial standard structure (Extended Industry Standard
Architecture, EISA) bus etc..Bus 404 can be divided into address bus, data/address bus, control bus etc..For convenient for table
Show, only indicated with a thick line in Figure 10, it is not intended that an only bus or a type of bus.
Through the above description of the embodiments, it is apparent to those skilled in the art that, for description
It is convenienct and succinct, only with the division progress of above-mentioned each functional unit for example, in practical application, can according to need and will be upper
It states function distribution to be completed by different functional units, i.e., the internal structure of device is divided into different functional units, to complete
All or part of function described above.The specific work process of the system, apparatus, and unit of foregoing description, before can referring to
The corresponding process in embodiment of the method is stated, details are not described herein.
The embodiment of the present application also provides a kind of computer readable storage medium, and finger is stored in computer readable storage medium
It enables, when computer executes the instruction, which executes each step in method flow shown in above method embodiment.
Wherein, computer readable storage medium, such as electricity, magnetic, optical, electromagnetic, infrared ray can be but not limited to or partly led
System, device or the device of body, or any above combination.The more specific example of computer readable storage medium is (non-poor
The list of act) it include: the electrical connection with one or more conducting wires, portable computer diskette, hard disk.Random access memory
(Random Access Memory, RAM), read-only memory (Read-Only Memory, ROM), erasable type may be programmed read-only
It is memory (Erasable Programmable Read Only Memory, EPROM), register, hard disk, optical fiber, portable
Compact disc read-only memory (Compact Disc Read-Only Memory, CD-ROM), light storage device, magnetic memory
Part or above-mentioned people are in appropriate combination or the computer readable storage medium of any other form of this field numerical value.
A kind of illustrative storage medium is coupled to processor, to enable a processor to from the read information, and can be to
Information is written in the storage medium.Certainly, storage medium is also possible to the component part of processor.Pocessor and storage media can be with
In application-specific IC (Application Specific Integrated Circuit, ASIC).In the application
In embodiment, computer readable storage medium can be any tangible medium for including or store program, which can be referred to
Enable execution system, device or device use or in connection.
The embodiment of the present invention provides a kind of computer program product comprising instruction, when instruction is run on computers
When, so that the method that computer executes the multi-service data stream process as described in Fig. 4-8.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real
It is existing.When being realized using software program, can entirely or partly realize in the form of a computer program product.The computer
Program product includes one or more computer instructions.On computers load and execute computer program instructions when, all or
It partly generates according to process or function described in the embodiment of the present application.The computer can be general purpose computer, dedicated meter
Calculation machine, computer network or other programmable devices.The computer instruction can store in computer readable storage medium
In, or from a computer readable storage medium to the transmission of another computer readable storage medium, for example, the computer
Instruction can pass through wired (such as coaxial cable, optical fiber, number from a web-site, computer, server or data center
Word user line (Digital Subscriber Line, DSL)) or wireless (such as infrared, wireless, microwave etc.) mode to another
A web-site, computer, server or data center are transmitted.The computer readable storage medium can be computer
Any usable medium that can be accessed either includes the numbers such as one or more server, data centers that medium can be used to integrate
According to storage equipment.The usable medium can be magnetic medium (for example, floppy disk, hard disk, tape), optical medium (for example, DVD),
Or semiconductor medium (such as solid state hard disk (Solid State Disk, SSD)) etc..
By multi-service data current processing device, computer readable storage medium, computer in an embodiment of the present invention
Program product can be applied to the above method, therefore, can be obtained technical effect see also above method embodiment, originally
Details are not described herein for inventive embodiments.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Change or replacement within the technical scope of the present application should all be covered within the scope of protection of this application.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method, it can be with
It realizes by another way.For example, apparatus embodiments described above are merely indicative, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of equipment or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain
Lid is within the scope of protection of this application.Therefore, the protection scope of the application should be based on the protection scope of the described claims.
Claims (11)
1. a kind of multi-service MEC network architecture, which is characterized in that the multi-service MEC network architecture includes core layer, convergence layer
And multiple terminals, wherein the core layer includes moving network data business service gateway control plane S/PGW-C, multiple service access network
Close control plane MSG-C, layout synergist and Policy and Charging Rules Function PCRF；The convergence layer includes: at least one
Multi-service MEC server, at least one multi-service access gateway user face MSG-U, at least one shifting network data services network
Close S/PGW-U, at least one CDN server；The multiple terminal includes that at least one moves network termination and at least one fixed network end
End；The multi-service MEC network architecture further includes at least a pair of of core router CR, the industry for forwarding the MSG-U to send
Business request is to network, to obtain the corresponding data flow of the service request；
After the service request for moving network termination is converged by IP RAN, it is sent to the S/PGW-U, and according to the S/PGW-
The control instruction of C is transmitted to the MSG-U by the S/PGW-U, then is transmitted to the multi-service MEC by the MSG-U and services
Device or the CDN server or the CR are handled, to obtain the corresponding number of service request for moving network termination
According to stream；
The service request of the fixed network terminal is sent to the MSG-U by interchanger SW, and is referred to according to the control of the MSG-C
Order is transmitted to the multi-service MEC server or the CDN server by the MSG-U or the CR is handled,
The corresponding data flow of service request to obtain the fixed network terminal.
2. the multi-service MEC network architecture according to claim 1, which is characterized in that the convergence layer is leaf ridge Spine-
Leaf framework, the convergence layer further include: firewall and security module, for realizing logarithm by isolation between domain and access control
According to the security protection of flow.
3. the multi-service MEC network architecture according to claim 1, which is characterized in that the CDN server is for being responsible for view
Frequently, the storage and distribution of multiple data flows such as game, and multiple data flows relevant to the service request of the terminal are passed through
The MSG-U is sent to the terminal.
4. a kind of processing method of multi-service data flow, which is characterized in that be applied to of any of claims 1-3 more
The business MEC network architecture, comprising:
The request message of MSG-U acquisition terminal, wherein the request message includes the mark and service request of the terminal；
The MSG-U by the service request be sent to the multi-service MEC network architecture multi-service MEC server or
The CR of the CDN server of the multi-service MEC network architecture or the multi-service MEC network architecture is handled, to obtain
Data flow relevant to the service request；
The data flow is sent to terminal corresponding with the mark according to the mark by the MSG-U.
5. the processing method of multi-service data flow according to claim 4, which is characterized in that the MSG-U is by the industry
Business request is sent at the multi-service MEC server or CDN server or CR of the multi-service MEC network architecture
Reason, so that the MSG-U obtains data flow relevant to the service request, comprising:
When the service request is to need the service request of the multi-service MEC server process, the MSG-U is by the industry
Business request is sent to the multi-service MEC server, is convenient for service request described in the multi-service MEC server calculation processing,
To obtain data flow relevant to the service request；
When the service request is to need the service request of CDN server processing, the MSG-U is by the service request
The CDN server is sent to be handled, it is relevant to service request from CDN server acquisition convenient for the MSG-U
Data flow；
When the service request is not need the service request of the multi-service MEC server and CDN server processing,
Then the service request is sent to the CR by the MSG-U, related to the service request from network acquisition by the CR
Data flow.
6. the processing method of multi-service data flow according to claim 4, which is characterized in that obtained eventually in the MSG-U
Before the request message at end, the method also includes:
When the terminal is to move network termination, the request message for moving network termination, the request message are obtained by S/PGW-U
Including the mark and service request for moving network termination；
The mark for moving network termination is sent to the S/PGW-C by the S/PGW-U, obtains and controls from the S/PGW-C
Signaling processed, and the service request is sent to by the MSG-U according to the control signaling.
7. the processing method of multi-service data flow according to claim 4, which is characterized in that obtained eventually in the MSG-U
After the request message at end, the method also includes:
When the terminal is fixed network terminal, the request message is sent to the MSG-C, the request report by the MSG-U
Text includes the mark and service request of the fixed network terminal；
The MSG-U obtains control signaling from the MSG-C, and is obtained according to the control signaling from network and asked with the business
Seek relevant data information, wherein the control signaling is that the MSG-C is generated according to the mark of the fixed network terminal.
8. the processing method of multi-service data flow according to claim 4, which is characterized in that the method also includes:
It is raw by the composer and/or PCRF of the multi-service MEC network architecture and according to the requirements of support of the service request
At configuration-direct, the configuration-direct is used for radio open used in data flow corresponding with the service request, transmission
Net, bearer network, mobile core network, broadband networks, data network resource carry out service quality QoS guarantee, and flow into the data
Row optimization.
9. a kind of processing unit of multi-service data flow, which is characterized in that described device includes: acquiring unit and transmission unit；
The acquiring unit obtains the request message of terminal for MSG-U, wherein the request message includes the terminal
Mark and service request；
The service request is sent to more industry of the multi-service MEC network architecture for the MSG-U by the transmission unit
The CDN server or the multi-service MEC network architecture of business MEC server or the multi-service MEC network architecture
CR is handled, to obtain data flow relevant to the service request；
The transmission unit is also used to the MSG-U according to the mark and the data flow is sent to counterpart terminal.
10. a kind of computer readable storage medium for storing one or more programs, which is characterized in that one or more of journeys
Sequence includes instruction, and described instruction executes the computer as described in any one of claim 4-8
Multi-service data flow processing method.
11. a kind of processing unit of multi-service data flow characterized by comprising processor, memory and communication interface；Its
In, communication interface is for the processing unit and other equipment of the multi-service data flow or network communication；The memory is used for
One or more programs are stored, which includes computer executed instructions, when the processing of the multi-service data flow
When device is run, processor executes the computer executed instructions of memory storage, so that the processing of the multi-service data flow
Device perform claim requires the processing method of multi-service data flow described in any one of 4-8.
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| CN114422369B (en) * | 2020-10-13 | 2024-04-30 | 中国联合网络通信集团有限公司 | Aggregation layer cloud pipe platform and deployment method thereof |
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| CN113543262A (en) * | 2021-06-07 | 2021-10-22 | 中国联合网络通信集团有限公司 | Method and device for reducing cloud game network time delay |
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| CN114302428B (en) * | 2021-12-24 | 2023-06-23 | 中国联合网络通信集团有限公司 | MEC node determination method and device |
| CN114302428A (en) * | 2021-12-24 | 2022-04-08 | 中国联合网络通信集团有限公司 | Method and device for determining MEC node |
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