CN109743259A - A kind of traffic scheduling method and device of network - Google Patents
A kind of traffic scheduling method and device of network Download PDFInfo
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Abstract
The embodiment of the present invention provides the traffic scheduling method and device of a kind of network, is related to network technique field, can guarantee network performance when network carries out flow scheduling.This method comprises: obtaining the network topology of SDN network；Link in the network topology is detected, the network state of each of the links is obtained；Server in the network topology is detected, the server state of each server is obtained；According to the server state of the network state of each of the links and each server, destination server is chosen and for the best link to the destination server transmission services flow；The best link is sent to purpose interchanger, wherein the purpose exchanger updates the flow table for being used for flow scheduling according to the best link.
Description
Technical field
The embodiment of the present invention is related to the traffic scheduling method and device of network technique field more particularly to a kind of network.
Background technique
In traditional network, the network equipments such as interchanger, router, load balancer, firewall are given birth to by operator
It produces and comes into operation, the function of these network equipments has just been fixed before factory, and can not be changed.These traditional networks
Equipment gradually shows various problems: operation cost is high, management and monitoring is inconvenient, interoperability is poor, network function is not easy
Extension etc..
Software defined network (software network defined, SDN) is as a kind of novel network architecture, by net
The control plane of network is separated with Forwarding plane, and the network equipment has open programmable interface, is realized on cellular logic
Centralized control, so that network management becomes simple and convenient.In SDN framework, network function is to pass through software definition and realize,
Be conducive to the extension of network function, configuration in this way, with new, be also beneficial to flexible deployment and the management and monitoring of network function, reduce
The operation and maintenance cost of network, improves the utilization rate of Internet resources.
Currently, most of flow scheduling research mainly still considers how that design routing algorithm realizes flow tune to reach
Degree, it is ensured that network performance.But the optimization of network performance is not only determined by routing algorithm.
Summary of the invention
The embodiment of the present invention provides the traffic scheduling method and device of a kind of network, can carry out flow scheduling in network
When, guarantee network performance.
In a first aspect, providing a kind of traffic scheduling method of network, include the following steps: that the network for obtaining SDN network is opened up
It flutters；Link in the network topology is detected, the network state of each of the links is obtained；To the clothes in the network topology
Business device is detected, and the server state of each server is obtained；According to the network state of each of the links and each server
Server state chooses destination server and for the best link to the destination server transmission services flow；By institute
It states best link and is sent to purpose interchanger, wherein the purpose exchanger is updated according to the best link is used for flow tune
The flow table of degree.In above scheme, since the flow scheduling device of network can detect the link in network topology, obtain
The network state of each of the links；And the server in network topology is detected, obtain the server state of each server；
According to the server state of the network state of each of the links and each server, destination server is chosen and for taking to purpose
The best link of business device transmission services flow；And best link is sent to purpose interchanger, such purpose exchanger can root
The flow table for being used for flow scheduling is updated according to best link, to realize the flow scheduling to network, in the method, chooses mesh
Server and when best link, while considering the network state of link, such as can be bandwidth and/or delay, and clothes
The server state of business device, such as can be CPU usage and/or memory usage；Can network carry out flow scheduling when,
The network state of link and the server state of server are considered simultaneously, guarantee network performance.Furthermore it is based in above scheme,
When being detected in real time to link and server, dynamic expansion may be implemented, be used for flow in real-time update purpose interchanger
The flow table of scheduling, suitable for comprehensive control forwarding to flow, dynamic dispatching.
Second aspect provides a kind of flow scheduling device of network, comprising: module is obtained, for obtaining the net of SDN network
Network topology；Processing module, the link in the network topology for obtaining to the acquisition module detect, and obtain every
The network state of link；The processing module, the server in network topology for obtaining to the acquisition module are examined
It surveys, obtains the server state of each server；The processing module is also used to according to the network state of each of the links and each
The server state of server chooses destination server and for the best chain to the destination server transmission services flow
Road；Sending module, for the best link to be sent to purpose interchanger, wherein the purpose exchanger according to it is described most
Good link updates the flow table for being used for flow scheduling.
The third aspect provides a kind of flow scheduling device of network, including communication interface, processor, memory, bus；
For storing computer executed instructions, the processor is connect with the memory by the bus memory, works as institute
When stating the flow scheduling device operation of network, the processor executes the computer executed instructions of the memory storage, so that
The flow scheduling device of the network executes the traffic scheduling method such as above-mentioned network.
Fourth aspect provides a kind of computer storage medium, including instruction, when described instruction is run on computers,
So that the computer executes the traffic scheduling method such as above-mentioned network.
5th aspect, provides a kind of computer program product, the computer program product includes instruction code, the finger
Enable code for executing the traffic scheduling method such as above-mentioned network.
It is to be appreciated that flow scheduling device, computer storage medium or the computer of any network of above-mentioned offer
Program product is used to execute the corresponding method of first aspect presented above, and therefore, the attainable beneficial effect of institute can
With reference to first aspect above method and following detailed description in corresponding scheme beneficial effect, it is no longer superfluous herein
It states.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be in embodiment or description of the prior art
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the invention
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the schematic diagram for the SDN framework that the embodiment of the present invention provides；
Fig. 2 is the schematic diagram for the SDN framework that another embodiment of the present invention provides；
Fig. 3 is a kind of flow diagram of the traffic scheduling method for network that the embodiment of the present invention provides；
Fig. 4 is a kind of structural schematic diagram of the flow scheduling device for network that the embodiment of the present invention provides；
Fig. 5 is a kind of structural schematic diagram of the flow scheduling device for network that another embodiment of the present invention provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As internet is by constantly beyond fast-developing in the form of expected, network size is growing, and architecture is more
Complexity, and network flow also increases to blowout.Therefore, how Internet resources are rationally utilized, realized to network flow
Effective manage and dispatch becomes network problem urgently to be resolved.
As a kind of novel network architecture, the proposition of software defined network overcomes conventional network architecture
Deficiency, core concept be in the data plane of network solve decoupling control plane so that control be kept completely separate with forwarding.Control
Device processed is the core of SDN, it is responsible for the forwarding device of management control bottom, and provides the network that can be called for upper layer application
Resource.This method utilizes SDN controller centralized control, and flexible expansion is easy to the features such as disposing, comprehensively considered link circuit condition with
And server load condition, not only realize the real time monitoring to network flow, rational management, it is ensured that Network Load Balance,
And improve the stability of network, reliability.
Referring to Fig.1, SDN framework shown in 2, ONF (the opennetworking foundation, open network fund
Meeting) the SDN framework that defines includes control plane (control layer), using plane (application layer), Forwarding plane (forwarding).Forwarding is flat
Face is made of several network elements, and each network element may include one or more SDN Datapath (link).Each SDN
Datapath is a network equipment in logic, is used to forward and handle data merely, logically represents whole
Or partial physical resource.SDN controller is mainly responsible for two tasks in control plane, first is that SDN application-level request is converted
To SDN Datapath, second is that providing the abstract model of bottom-layer network for SDN application layer.One SDN controller includes that north orientation connects
Mouth agency, SDN control logic and control plane interface drive three parts.It is made of using plane SDN application, SDN application can
Controller is submitted to by the network behavior that programmable way requests needs, it includes the drivings of multiple northbound interfaces, while can
Itself function is abstracted, encapsulates and externally to provide north orientation proxy interface.The definition of SDN framework can be sent out from ONF tissue
Existing: centerized fusion plane and distributed data plane are disconnected from each other under SDN framework, and SDN controller is responsible for collection network
Real-time status, opened and notified to upper layer application, while upper level applications translation is become more bottom, rudimentary
Rule or device hardware instruction are handed down to underlay network device.The feature of SDN maximum is standardized southbound interface agreement.
It include multiple interfaces agreement in the network architecture of Fig. 1, wherein using southbound interface protocol realization SDN controller
With the interaction of SDN controller, the interaction of service application and SDN controller is realized using north orientation API.Wherein, the SDN of plane is controlled
By API, (application arogramming interface, is answered for the network service that controller (controller) is established
With Program Interfaces) it is interacted with the service application of operation layer, generate the control for forwarding table in Configuration network equipment
Signaling.Referring to shown in Fig. 2, the transmission of this part control signaling occurs between SDN controller and the network equipment, and the network equipment is logical
It crosses reception control signaling and generates forwarding table, and the processing of determination data flow accordingly.SDN controller can be by writing software
Mode flexibly to define the forwarding capability of the network equipment.The terminal of flow transmission is wherein also shown in Fig. 2, wherein terminal can be with
For server, user equipment or other equipment.
Based on above-mentioned SDN framework, embodiments herein provides a kind of traffic scheduling method of network, referring to Fig. 3 institute
Show, includes the following steps:
101, the network topology of SDN network is obtained.
Specifically, step 101 can be in the following way: obtaining the network configuration of SDN network, generated according to network configuration
The network topology of SDN network.Wherein network configuration can be OF-config (open flow-config, open stream configuration).
The main target of OF-config is that the basic function configuration of following open flow is realized on supporting SDN network.Such as: match
The IP address for setting one or more controller configures the resources such as queue, the port of equipment, supports the port status of remotely modifying equipment
Etc.；In addition to for open flow functional configuration other than, OF-config also according to the needs of itself formulated O&M demand and
Management agreement demand.Wherein, mainly include the following contents in O&M demand side: supporting to carry out configuration behaviour from multiple collocation points
Make, support a collocation point configuration and manage more interchangers, supports to control same logical switch by many motors control device, prop up
Hold the configuration etc. to the port and queue for having distributed to logical switch.It, can be true as long as getting OF-config in this way
Determine the network topology of SDN network.
102, the link in network topology is detected, obtains the network state of each of the links.
Specifically, can be detected according to OF-config to the openflow in network topology, determine in network topology
Each link.Illustratively, the network state of link can be the link communications impact factors such as time delay, bandwidth, shake, packet loss
In it is one or more.
103, the server in network topology is detected, obtains the server state of each server.
Wherein, server can be terminal shown in Figure 2, and illustratively, the server state of server can be inspection
It is one or more in the server info (sever info) measured, such as can be the clothes such as CPU usage, memory usage
It is one or more in the device load condition factor of being engaged in.
104, according to the server state of the network state of each of the links and each server, choose destination server and
For the best link to destination server transmission services flow.
Step 104 specifically:
S1, alternative link collection is determined according to the network state of each of the links, wherein each alternative link collection includes at least one
Link, and be that each of the links that alternative link is concentrated configure weight according to the network state of link.
For example, only choosing, time delay is less than delay threshold and/or band is wider than the link of bandwidth threshold as alternative link collection
In element, and according to the network state of link be each of the links configure weight, wherein the weight can according to any network
The weight of state configuration, or the weight of comprehensive multiple network state configurations.Such as weight value it is bigger illustrate time delay it is smaller and/
Or bandwidth is bigger.
S2, candidate server collection is determined according to the server state of each server, wherein each candidate server Ji Bao
It is that each server that the candidate server is concentrated is matched containing at least one server, and according to the network state of the server
Set weight.
For example, only choosing, CPU usage is less than CPU usage threshold value and/or memory usage is less than memory usage threshold
The element that the server of value is concentrated as candidate server, and be each server configuration power according to the network state of server
Weight, wherein the weight can any server state configures according to weight, or comprehensive multiple server states configurations
Weight.Such as the value of weight bigger illustrates that CPU usage is smaller and/or memory usage is smaller.
Each server that each of the links configuration weight and the candidate server that S3, alternative link are concentrated are concentrated is matched
Weight is set, the link that the alternative link is concentrated is matched with the server that the candidate server is concentrated, chooses purpose
Server and for the best link to the destination server transmission services flow.
For example, the weight of the weight of each of the links and candidate server can be matched, the maximum service of weight selection
Device server as a purpose, and by the best link of the maximum link of weight server transport service traffics as a purpose.
105, best link is sent to purpose interchanger, wherein purpose exchanger is updated according to best link for flowing
Measure the flow table of scheduling.
Specifically, best link can be encapsulated as forwarding strategy, institute is issued to together with packet capturing message packet_out
Have purpose interchanger, for example, can be issued to purpose interchanger OVDB (open vSwitch database, it is open virtual
Switch database) and the flow table of purpose exchanger is updated, to complete the scheduling of flow.
In above scheme, since the flow scheduling device of network can detect the link in network topology, obtain
The network state of each of the links；And the server in network topology is detected, obtain the server state of each server；
According to the server state of the network state of each of the links and each server, destination server is chosen and for taking to purpose
The best link of business device transmission services flow；And best link is sent to purpose interchanger, such purpose exchanger can root
The flow table for being used for flow scheduling is updated according to best link, to realize the flow scheduling to network, in the method, chooses mesh
Server and when best link, while considering the network state of link, such as can be bandwidth and/or delay, and clothes
The server state of business device, such as can be CPU usage and/or memory usage；Can network carry out flow scheduling when,
The network state of link and the server state of server are considered simultaneously, guarantee network performance.Furthermore it is based in above scheme,
When being detected in real time to link and server, dynamic expansion may be implemented, be used for flow in real-time update purpose interchanger
The flow table of scheduling, suitable for comprehensive control forwarding to flow, dynamic dispatching.
Referring to shown in Fig. 4, a kind of flow scheduling device of network is provided, comprising:
Module 41 is obtained, for obtaining the network topology of SDN network；
Processing module 42, the link in the network topology for obtaining to the acquisition module 41 are detected, are obtained
Take the network state of each of the links；
The processing module 42, the server in network topology for obtaining to the acquisition module 41 detect,
Obtain the server state of each server；
The processing module 42 is also used to the server state of network state and each server according to each of the links, choosing
Take destination server and for the best link to the destination server transmission services flow；
Sending module 43, the best link for choosing the processing module are sent to purpose interchanger, wherein
The purpose exchanger updates the flow table for being used for flow scheduling according to the best link.
Optionally, the acquisition module 41, specifically for obtaining the network configuration of the SDN network, according to the network
Configuration generates the network topology of the SDN network.
Optionally, the processing module 42 determines alternative link collection specifically for the network state according to each of the links,
In each alternative link collection include at least one link, and according to the network state of the link be the alternative link concentrate
Each of the links configure weight；Candidate server collection is determined according to the server state of each server, wherein each candidate service
Device collection includes at least one server, and is each clothes that the candidate server is concentrated according to the network state of the server
Business device configures weight；The each of the links configuration weight that the alternative link is concentrated and each clothes that the candidate server is concentrated
Business device configures weight, and the link that the alternative link is concentrated is matched with the server that the candidate server is concentrated, and selects
Take destination server and for the best link to the destination server transmission services flow
Wherein, all related contents for each step that above method embodiment is related to can quote corresponding function module
Function description, effect details are not described herein.
Using integrated module, the flow scheduling device of network include: storage unit, processing unit and
Interface unit.Processing unit is used to carry out control management to the movement of the flow scheduling device of network, for example, processing unit is used for
The flow scheduling device of network is supported to execute the process 102-104 in Fig. 3；Interface unit is for supporting the flow scheduling of network to fill
The information exchange with other equipment is set, for example, executing the process 101,105 in Fig. 1.Storage unit, for storing the stream of network
Measure the program code and data of dispatching device.
Wherein, using processing unit as processor, storage unit is memory, and interface unit is for communication interface.Wherein,
The flow scheduling device of network referring to fig. 5, including communication interface 501, processor 502, memory 503 and bus 504,
Communication interface 501, processor 502 are connected by bus 504 with memory 503.
Processor 502 can be a general central processor (Central Processing Unit, CPU), micro process
Device, application-specific integrated circuit (Application-Specific Integrated Circuit, ASIC) or one or more
A integrated circuit executed for controlling application scheme program.
Memory 503 can be read-only memory (Read-Only Memory, ROM) or can store static information and instruction
Other kinds of static storage device, random access memory (Random Access Memory, RAM) or letter can be stored
The other kinds of dynamic memory of breath and instruction, is also possible to Electrically Erasable Programmable Read-Only Memory (Electrically
Erasable Programmable Read-only Memory, EEPROM), CD-ROM (Compact Disc Read-
Only Memory, CD-ROM) or other optical disc storages, optical disc storage (including compression optical disc, laser disc, optical disc, digital universal
Optical disc, Blu-ray Disc etc.), magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or store to have referring to
Enable or data structure form desired program code and can by any other medium of computer access, but not limited to this.
Memory, which can be, to be individually present, and is connected by bus with processor.Memory can also be integrated with processor.
Wherein, memory 503 is used to store the application code for executing application scheme, and is controlled by processor 502
System executes.Communication interface 501 is used to carry out information exchange with other equipment, such as the flow scheduling device of network is supported to execute step
Rapid 101,105.Processor 302 is for executing the application code stored in memory 303, to realize the embodiment of the present application
The method that the flow scheduling device of middle network executes, such as step 102-104.
In addition, a kind of calculating storage media (or medium) is also provided, including carrying out in above-described embodiment when executed
The instruction for the method operation that the flow scheduling device of network executes.In addition, also providing a kind of computer program product, including above-mentioned
Calculate storage media (or medium).
Wherein, all related contents for each step that above method embodiment is related to can quote corresponding function module
Function description, effect details are not described herein.
It should be understood that in various embodiments of the present invention, magnitude of the sequence numbers of the above procedures are not meant to execute suitable
Sequence it is successive, the execution of each process sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention
Process constitutes any restriction.
Those of ordinary skill in the art may be aware that list 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 functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present 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 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, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (full name in English: read-only memory, English letter
Claim: ROM), random access memory (full name in English: random access memory, English abbreviation: RAM), magnetic disk or light
The various media that can store program code such as disk.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of traffic scheduling method of network, which is characterized in that
Obtain the network topology of SDN network；
Link in the network topology is detected, the network state of each of the links is obtained；
Server in the network topology is detected, the server state of each server is obtained；
According to the server state of the network state of each of the links and each server, chooses destination server and be used for institute
State the best link of destination server transmission services flow；
The best link is sent to purpose interchanger, wherein the purpose exchanger is updated according to the best link to be used
In the flow table of flow scheduling.
2. the traffic scheduling method of network according to claim 1, which is characterized in that the network for obtaining SDN network
Topology, comprising:
The network configuration for obtaining the SDN network generates the network topology of the SDN network according to the network configuration.
3. the traffic scheduling method of network according to claim 1, which is characterized in that the network according to each of the links
The server state of state and each server is chosen destination server and is used for the destination server transmitting business stream
The best link of amount, comprising:
Alternative link collection is determined according to the network state of each of the links, wherein each alternative link collection includes at least one link,
And weight is configured according to each of the links that the network state of the link is alternative link concentration；
Candidate server collection is determined according to the server state of each server, wherein each candidate server collection includes at least one
A server, and be that each server that the candidate server is concentrated configures weight according to the network state of the server；
The each of the links configuration weight that the alternative link is concentrated and each server configuration that the candidate server is concentrated
Weight matches the link that the alternative link is concentrated with the server that the candidate server is concentrated, and chooses purpose clothes
It is engaged in device and for the best link to the destination server transmission services flow.
4. the traffic scheduling method of network according to claim 1-3, which is characterized in that
The network state includes at least following one or more: time delay, bandwidth；The service state includes with the next item down or more
: CPU usage, memory usage.
5. a kind of flow scheduling device of network characterized by comprising
Module is obtained, for obtaining the network topology of SDN network；
Processing module, the link in the network topology for obtaining to the acquisition module detect, and obtain every chain
The network state on road；
The processing module, the server in network topology for obtaining to the acquisition module are detected, are obtained each
The server state of server；
The processing module is also used to the server state of network state and each server according to each of the links, chooses purpose
Server and for the best link to the destination server transmission services flow；
Sending module, the best link for choosing the processing module are sent to purpose interchanger, wherein the mesh
Exchanger according to the best link update be used for flow scheduling flow table.
6. the flow scheduling device of network according to claim 5, which is characterized in that the acquisition module is specifically used for
The network configuration for obtaining the SDN network generates the network topology of the SDN network according to the network configuration.
7. the flow scheduling device of network according to claim 5, which is characterized in that the processing module is specifically used for
Alternative link collection is determined according to the network state of each of the links, wherein each alternative link collection includes at least one link, and root
Network state according to the link is that each of the links that the alternative link is concentrated configure weight；According to the service of each server
Device state determines candidate server collection, wherein each candidate server collection includes at least one server, and according to the service
The network state of device is that each server that the candidate server is concentrated configures weight；Every chain that the alternative link is concentrated
Each server configuration weight that road configures weight and the candidate server is concentrated, the link that the alternative link is concentrated
The server concentrated with the candidate server is matched, and chooses destination server and for passing to the destination server
The best link of defeated service traffics.
8. a kind of flow scheduling device of network, which is characterized in that including communication interface, processor, memory, bus；It is described
Memory is for storing computer executed instructions, and the processor is connect with the memory by the bus, when the net
When the flow scheduling device operation of network, the processor executes the computer executed instructions of the memory storage, so that described
The flow scheduling device of network executes the traffic scheduling method of network according to any one of claims 1-4.
9. a kind of computer storage medium, including instruction, which is characterized in that when described instruction is run on computers, so that
The computer executes the traffic scheduling method of network according to any one of claims 1-4.
10. a kind of computer program product, which is characterized in that the computer program product includes instruction code, described instruction
Code is used to execute the traffic scheduling method of network according to any one of claims 1-4.
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| CN110336888A (en) * | 2019-07-12 | 2019-10-15 | 深圳市网心科技有限公司 | A kind of server distribution method, device, system and medium |
| CN111343097A (en) * | 2020-02-29 | 2020-06-26 | 杭州迪普科技股份有限公司 | Link load balancing method and device, electronic equipment and storage medium |
| CN111800501A (en) * | 2020-06-30 | 2020-10-20 | 平安普惠企业管理有限公司 | Method and device for processing service request, storage medium and electronic equipment |
| CN113422728A (en) * | 2021-06-22 | 2021-09-21 | 上海哔哩哔哩科技有限公司 | Method and device for selecting content distribution network link |
| CN113973092A (en) * | 2020-07-24 | 2022-01-25 | 中国移动通信集团浙江有限公司 | Link resource scheduling method and device, computing equipment and computer storage medium |
| CN114006764A (en) * | 2021-11-02 | 2022-02-01 | 北京天融信网络安全技术有限公司 | Deployment method and device of safety network element based on super-fusion system |
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