CN108563499A - CDN server switching method, mobile terminal and computer readable storage medium - Google Patents
CDN server switching method, mobile terminal and computer readable storage medium Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000004044 response Effects 0.000 claims abstract description 23
- 230000006870 function Effects 0.000 description 16
- 230000006854 communication Effects 0.000 description 11
- 238000004891 communication Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000007726 management method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
- G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
- G06F9/5027—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals
- G06F9/505—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals considering the load
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
- G06F9/4881—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues
Abstract
The invention discloses a kind of CDN server switching methods,Mobile terminal and computer readable storage medium,When detecting Operational Visit instruction,CDN server to be visited is determined based on available CDN server list,And initiate Operational Visit request to the CDN server to be visited,And available CDN server list according to the response condition information update of return,Then switching CDN server is determined the need for according to the priority of the CDN server to be visited in the available CDN server list after update,When needing to switch CDN server,Redefine CDN server to be visited,And initiate Operational Visit request to the CDN server to be visited after redefining,Realize the switching between each CDN server,Suitable CDN server is selected to carry out service request,It improves access speed and reduces network congestion.
Description
Technical field
The present invention relates to the technical field of content distributing network more particularly to a kind of CDN server switching method, movements eventually
End and computer readable storage medium.
Background technology
CDN (Content Delivery Network, content distributing network) relies on the Edge Server for being deployed in various regions,
Cache server is distributed to user and accesses phase by the function modules such as load balancing, content distribution and scheduling by central platform
In area or network to concentration, when user accesses website, the access of user is directed toward distance most using global load technology
On close cache server working properly, is asked directly in response to user by cache server, user is made to obtain nearby in required
Hold, reduce network congestion, improves user's access response speed and hit rate.
Since the server disposition of each CDN server, network construction and operators in co-operation situation are different in various regions, lead
It causes each CDN server also to be differed in the service quality of various regions, and is typically that the access of user is directed toward distance recently at present
In CDN server working properly, make user obtain nearby needed for content, when the service quality of CDN server nearby is poor,
It can not be switched in the preferable CDN server of other service quality, influence access speed, cause network congestion.
How to realize the switching between each CDN server, suitable CDN server is selected to carry out service request, improves and access
Speed and reduction network congestion are current urgent problems to be solved.
Invention content
The main purpose of the present invention is to provide a kind of CDN server switching method, mobile terminal and computer-readable deposit
Storage media, it is intended to realize the switching between each CDN server, suitable CDN server is selected to carry out service request, improve and access speed
Degree and reduction network congestion.
To achieve the above object, the present invention provides a kind of CDN server switching method, the CDN server switching method
Include the following steps：
When detecting that the Operational Visit of triggering instructs, according in the available CDN server list in default storage region
The priority of each available CDN server determines CDN server to be visited；
Operational Visit request is initiated to the CDN server to be visited, and institute is based on according to the CDN server to be visited
CDN server list can be used described in the response condition information update that Operational Visit request returns by stating；
It can determine whether need with the priority of the CDN server to be visited in CDN server list according to after update
Switch CDN server；
When needing to switch CDN server, CDN to be visited is redefined according to updated available CDN server list
Server, and initiate Operational Visit request to the CDN server to be visited after redefining.
Optionally, the basis, which is preset, each can be used CDN server in the available CDN server list in storage region
Priority determines that the step of CDN server to be visited includes：
CDN server list can be used by being read from default storage region, and can be selected from described in CDN server list
The available CDN server of highest priority；
Determine whether the available CDN server of highest priority is unique；
If the available CDN server of highest priority is unique, the available CDN server of highest priority is determined as waiting for
Access CDN server.
Optionally, after the whether unique step of the available CDN server of the determining highest priority, further include：
If the available CDN server of highest priority is not unique, obtained each in CDN server list from described
The mass parameter of the available CDN server of highest priority；
CDN server to be visited is determined according to the mass parameter of the available CDN server of each highest priority.
Optionally, the basis, which is preset, each can be used CDN server in the available CDN server list in storage region
Priority determines that the step of step of CDN server to be visited further includes：
CDN server list can be used by being read from default storage region, and can be obtained from described in CDN server list
The geographical location of each available CDN server；
Current geographic position is obtained, and according to the geographical location of the current geographic position and each available CDN server
Calculate the current accessed distance of each available CDN server；
Current accessed distance is most short, and priority is determined as waiting for higher than the available CDN server of pre-set priority
Access CDN server.
Optionally, the response condition information returned based on Operational Visit request according to the CDN server to be visited
Can include with the step of CDN server list described in update：
It is obtained from the response condition information that the CDN server to be visited is returned based on Operational Visit request current
Access Success Rate and current accessed speed；
The current of the CDN server to be visited is determined according to the current accessed success rate and the current accessed speed
Priority；
By described with the Access Success Rate of CDN server to be visited described in CDN server list, access speed and excellent
First grade replaces with the current accessed success rate, the current accessed speed and the current priority.
Optionally, the CDN service to be visited is determined according to the current accessed success rate and the current accessed speed
The step of current priority of device includes：
The service of the CDN server to be visited is calculated according to the current accessed success rate and the current accessed speed
Mass fraction；
The current priority of the CDN server to be visited is determined according to the service quality score.
Optionally, the CDN service to be visited is calculated according to the current accessed success rate and the current accessed speed
The step of service quality score of device includes：
It determines the Access Success Rate section residing for the current accessed success rate, and obtains the Access Success Rate section pair
The first service mass fraction answered；
It determines the access speed section residing for the current accessed speed, and obtains the access speed section corresponding
Two service quality scores；
The CDN server to be visited is determined according to the first service mass fraction and the second service mass fraction
Service quality score.
Optionally, it is described according to after update the CDN server to be visited that can be used in CDN server list it is excellent
First grade determine the need for switching CDN server the step of include：
Whether the priority that can use the CDN server to be visited in CDN server list is high after determining update
In default advance grade；
If described after update can use the priority of the CDN server to be visited in CDN server list higher than default
Advance grade, it is determined that CDN server need not be switched；
If described after update can be less than or waited with the priority of the CDN server to be visited in CDN server list
In default advance grade, it is determined that need to switch CDN server.
In addition, to achieve the above object, the present invention also provides a kind of mobile terminal, the mobile terminal includes：Memory,
Processor and it is stored in the CDN server changeover program that can be run on the memory and on the processor, the CDN clothes
The step of business device changeover program realizes CDN server switching method as described above when being executed by the processor.
The present invention also provides a kind of computer readable storage medium, CDN is stored on the computer readable storage medium
Server changeover program, the CDN server changeover program realize CDN server switching as described above when being executed by processor
The step of method.
The present invention provides a kind of CDN server switching method, mobile terminal and computer readable storage medium, when detecting
When Operational Visit instructs, CDN server to be visited is determined based on available CDN server list, and to the CDN server to be visited
Operational Visit request, and the available CDN server list according to the response condition information update of return are initiated, then according to update
The priority of the CDN server to be visited determines the need for switching CDN server in the available CDN server list afterwards, when
When needing to switch CDN server, CDN server to be visited is redefined, and send out to the CDN server to be visited after redefining
Operational Visit request is played, can be reselected service quality when the service quality of the CDN server of access is poor and preferably take
Device be engaged in as CDN server to be visited, realizes the switching between each CDN server, selects suitable CDN server to carry out business and asks
It asks, improve access speed and reduces network congestion.
Description of the drawings
A kind of hardware architecture diagram of Fig. 1 mobile terminals of each embodiment to realize the present invention；
Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of CDN server switching method first embodiment of the present invention；
The refinement flow diagram that Fig. 4 is step S101 in first embodiment of the invention；
The refinement flow diagram that Fig. 5 is step S102 in first embodiment of the invention；
The refinement flow diagram that Fig. 6 is step S101 in second embodiment of the invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, using for indicating that the suffix of such as " module ", " component " or " unit " of element is only
The explanation for being conducive to the present invention, itself does not have a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as mobile phone, tablet
Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
The shiftings such as media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer
The fixed terminals such as dynamic terminal, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
Except element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware architecture diagram of its mobile terminal of each embodiment to realize the present invention, the shifting
Moving terminal 100 may include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit
108, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal may include components more more or fewer than diagram,
Either combine certain components or different components arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station
Downlink information receive after, to processor 110 handle；In addition, the data of uplink are sent to base station.In general, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating
Frequency unit 101 can also be communicated with network and other equipment by radio communication.Above-mentioned wireless communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browsing webpage and access streaming video etc., it has provided wireless broadband internet to the user and has accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for mobile terminal, it completely can be according to need
It to be omitted in the range for the essence for not changing invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, it is that radio frequency unit 101 or WiFi module 102 are received or
The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103
The relevant audio output of specific function executed with mobile terminal 100 can also be provided (for example, call signal receives sound, disappears
Breath receives sound etc.).Audio output unit 103 may include loud speaker, buzzer etc..
A/V input units 104 are for receiving audio or video signal.A/V input units 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can
To be converted to the format output that can be sent to mobile communication base station via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition)
The noise generated during frequency signal or interference.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, size and the direction of gravity are can detect that when static, can be used to identify the application of mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family is arranged and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with
And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect user on it or neighbouring touch operation
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071
Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
It is converted into contact coordinate, then gives processor 110, and order that processor 110 is sent can be received and executed.In addition, can
To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc.
It is one or more, do not limit herein specifically.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel
1061 be to realize the function that outputs and inputs of mobile terminal as two independent components, but in certain embodiments, can
The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically
It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For the transmission data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can include mainly storing program area
And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage
Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
As shown in Figure 1, as may include that operating system, network are logical in a kind of memory 109 of computer storage media
Believe module, Subscriber Interface Module SIM and CDN server changeover program, processor 110 can be used for calling to be stored in memory 109
CDN server changeover program, and execute following steps：
When detecting that the Operational Visit of triggering instructs, according in the available CDN server list in default storage region
The priority of each available CDN server determines CDN server to be visited；
Operational Visit request is initiated to the CDN server to be visited, and institute is based on according to the CDN server to be visited
CDN server list can be used described in the response condition information update that Operational Visit request returns by stating；
It can determine whether need with the priority of the CDN server to be visited in CDN server list according to after update
Switch CDN server；
When needing to switch CDN server, CDN to be visited is redefined according to updated available CDN server list
Server, and initiate Operational Visit request to the CDN server to be visited after redefining
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
CDN server list can be used by being read from default storage region, and can be selected from described in CDN server list
The available CDN server of highest priority；
Determine whether the available CDN server of highest priority is unique；
If the available CDN server of highest priority is unique, the available CDN server of highest priority is determined as waiting for
Access CDN server.
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
If the available CDN server of highest priority is not unique, obtained each in CDN server list from described
The mass parameter of the available CDN server of highest priority；
CDN server to be visited is determined according to the mass parameter of the available CDN server of each highest priority.
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
CDN server list can be used by being read from default storage region, and can be obtained from described in CDN server list
The geographical location of each available CDN server；
Current geographic position is obtained, and according to the geographical location of the current geographic position and each available CDN server
Calculate the current accessed distance of each available CDN server；
Current accessed distance is most short, and priority is determined as waiting for higher than the available CDN server of pre-set priority
Access CDN server.
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
It is obtained from the response condition information that the CDN server to be visited is returned based on Operational Visit request current
Access Success Rate and current accessed speed；
The current of the CDN server to be visited is determined according to the current accessed success rate and the current accessed speed
Priority；
By described with the Access Success Rate of CDN server to be visited described in CDN server list, access speed and excellent
First grade replaces with the current accessed success rate, the current accessed speed and the current priority.
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
The service of the CDN server to be visited is calculated according to the current accessed success rate and the current accessed speed
Mass fraction；
The current priority of the CDN server to be visited is determined according to the service quality score.
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
It determines the Access Success Rate section residing for the current accessed success rate, and obtains the Access Success Rate section pair
The first service mass fraction answered；
It determines the access speed section residing for the current accessed speed, and obtains the access speed section corresponding
Two service quality scores；
The CDN server to be visited is determined according to the first service mass fraction and the second service mass fraction
Service quality score.
Further, processor 110 can be used for calling the CDN server changeover program stored in memory 109, also hold
Row following steps：
Whether the priority that can use the CDN server to be visited in CDN server list is high after determining update
In default advance grade；
If described after update can use the priority of the CDN server to be visited in CDN server list higher than default
Advance grade, it is determined that CDN server need not be switched；
If described after update can be less than or waited with the priority of the CDN server to be visited in CDN server list
In default advance grade, it is determined that need to switch CDN server.
Embodiment to facilitate the understanding of the present invention, below to the communications network system that is based on of mobile terminal of the present invention into
Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention, the communication network system
System is the LTE system of universal mobile communications technology, which includes communicating UE (User Equipment, the use of connection successively
Family equipment) (the lands Evolved UMTS Terrestrial Radio Access Network, evolved UMTS 201, E-UTRAN
Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation
204。
Specifically, UE201 can be above-mentioned terminal 100, and details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS
(Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way,
Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and
Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers
Such as the function of home location register (not shown) etc, and some are preserved in relation to use such as service features, data rates
The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201
Address is distributed and other functions, and PCRF2036 is strategy and the charging control strategic decision-making of business data flow and IP bearing resources
Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia
System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art it is to be understood that the present invention not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And the following new network system etc., it does not limit herein.
Based on above-mentioned mobile terminal hardware configuration and communications network system, CDN server switching method of the present invention is proposed
Each embodiment.
It is the flow diagram of CDN server switching method first embodiment of the present invention with reference to Fig. 3, Fig. 3.
In the present embodiment, which includes：
Step S101, when detecting that the Operational Visit of triggering instructs, according to the available CDN service in default storage region
Each the priority of CDN server can be used to determine CDN server to be visited in device list；
The CDN server switching method is applied to mobile terminal, which passes through network interface and service server
It is connected with each CDN server, which is stored with the domain name comprising each CDN server, initial priority, initial
The CDN server list of Access Success Rate and initial access rate, when mobile terminal request CDN server content, first to business
Service request can use CDN server, service server upon receipt of the request, the ground of mobile terminal to be obtained from the request
Position is managed, the domain name of associated with geographical location CDN server, initial priority, initial access success rate and first are obtained
Beginning access rate, be then based on the domain name, initial priority, initial access of CDN server associated with the geographical location at
Power and initial access speed, which generate, can use CDN server list, and can be used CDN server list to return to movement end this
End, mobile terminal store the CDN server list to default storage region after receiving the CDN server list.Its
In, Access Success Rate is the successful number of mobile terminal accessing CDN server, that is, accesses number of success, account for mobile terminal accessing
The total degree of CDN server, i.e., the ratio of total access times, access speed are the speed of mobile terminal download distribution content.
Whether mobile terminal is stored with available in the Operational Visit instruction for detecting triggering in determining default storage region
CDN server list, if being stored with available CDN server list in default storage region, according in default storage region
Available CDN server list in each can be used CDN server priority determine CDN server to be visited.It needs to illustrate
It is that the priority of CDN server is higher, indicates that the service quality of CDN server is better, otherwise the priority of CDN server is got over
It is low, indicate that the service quality of CDN server is poorer.
Specifically, include with reference to Fig. 4, step S101：
Step S1011, CDN server list can be used by being read from default storage region, and from available CDN server list
The available CDN server of middle selection highest priority；
Step S1012 determines whether the available CDN server of highest priority is unique；
Step S1013, if the available CDN server of highest priority is unique, by the available CDN service of highest priority
Device is determined as CDN server to be visited.
The mobile terminal is read from default storage region can use CDN server list, and can be used CDN server to arrange from this
The available CDN server of highest priority is selected in table, then determines whether the available CDN server of highest priority is unique,
If the available CDN server of highest priority is unique, the available CDN server of highest priority is determined as to be visited
CDN server.
Further, in the present embodiment, after step S1012, further include：
Step a1 is obtained if the available CDN server of highest priority is not unique from available CDN server list
The mass parameter of the available CDN server of each highest priority；
Step a2 determines CDN service to be visited according to the mass parameter of the available CDN server of each highest priority
Device.
If the available CDN server of highest priority is not unique, obtained from available CDN server list each excellent
The mass parameter of the first highest available CDN server of grade, and joined according to the quality of the available CDN server of each highest priority
Number determines CDN server to be visited, wherein mass parameter includes Access Success Rate and access speed, i.e., according to each priority
The Access Success Rate of highest available CDN server determines CDN server to be visited, specially by Access Success Rate highest, and
The CDN server of highest priority is determined as CDN server to be visited, or is taken according to the available CDN of each highest priority
The access speed of business device determines CDN server to be visited, specially by access speed highest, and the CDN service of highest priority
Device is determined as CDN server to be visited, or according to the Access Success Rate of the available CDN server of each highest priority and
Access speed determines CDN server to be visited, specially first according to the access of the available CDN server of each highest priority at
Power is ranked up the available CDN server of each highest priority, obtains the first sequence, then according to each priority
The access speed of highest available CDN server is ranked up the available CDN server of each highest priority, obtains second
Sequence subsequently calculates the first ranking score that CDN server each can be used in the first sequence, and calculates every in the second sequence
Second ranking score of a available CDN server, and the first ranking score is added with the second ranking score to obtain each available
Total ranking score of CDN server, finally by total ranking score highest, and the available CDN server of highest priority is determined as
CDN server to be visited.
Step S102 initiates Operational Visit request to CDN server to be visited, and is based on according to CDN server to be visited
The response condition information update that Operational Visit request returns can use CDN server list；
After determining CDN server to be visited, the Operational Visit based on triggering is instructed to the CDN to be visited mobile terminal
Server initiates Operational Visit request, and being based on the Operational Visit by the CDN server to be visited asks returning response situation information,
Mobile terminal receives the response condition information, and presets the available CDN in storage region according to the response condition information update and take
Business device list, wherein the response condition information includes but not limited to the domain name of CDN server to be visited, current accessed success rate
With current accessed speed.
Specifically, include with reference to Fig. 5, step S102：
Step S1021 is obtained from the response condition information that CDN server to be visited is returned based on Operational Visit request and is worked as
Preceding Access Success Rate and current accessed speed；
Step S1022 determines the current excellent of CDN server to be visited according to current accessed success rate and current accessed speed
First grade；
Step S1023, will can use the Access Success Rate of CDN server to be visited in CDN server list, access speed and
Priority replaces with current accessed success rate, current accessed speed and current priority.
The mobile terminal receives the response condition information that the CDN server to be visited is returned based on Operational Visit request,
And the current accessed success rate and current accessed speed of the CDN server to be visited are obtained from the response condition information, then
The current priority of CDN server to be visited is determined according to current accessed success rate and current accessed speed, and CDN is can be used into this
In server list Access Success Rate, access speed and the priority of CDN server to be visited replace with current accessed success rate,
Current accessed speed and current priority.
Wherein, the specific method of determination of current priority is the Access Success Rate area determined residing for current accessed success rate
Between, and the corresponding first service mass fraction in the Access Success Rate section is obtained, then determine the visit residing for current accessed speed
It asks speed interval, and obtains the corresponding second service mass fraction in the access speed section, subsequently first service mass fraction
Be multiplied by the first weight coefficient, second service mass fraction is multiplied by the second weight coefficient, obtain the first Weighted Service mass fraction and
Second Weighted Service mass fraction, and the first Weighted Service mass fraction and the second Weighted Service mass fraction are added, it obtains
The service quality score of CDN server to be visited finally takes using the corresponding priority of service quality score as CDN to be visited
The current priority of business device.It should be noted that the correspondence of Access Success Rate section and first service mass fraction, access
Correspondence, the first weight coefficient, the second weight coefficient and the service quality point of speed interval and second service mass fraction
Number and the correspondence of priority can be configured by those skilled in the art based on actual conditions, and the present embodiment does not make this to have
Body limits.
Step S103, according to after update can with the priority of the CDN server to be visited in CDN server list determine be
It is no to need to switch CDN server；
The mobile terminal can be used in CDN server list after updating the available CDN server list according to after update
CDN server to be visited priority determine the need for switching CDN server, that is, determine CDN server to be visited clothes
Whether quality of being engaged in is poor, needs to reselect the preferable CDN server of service quality as CDN server to be visited.
Specifically, in the present embodiment, step S103 includes：
Whether step b1 can be higher than after determining update with the priority of the CDN server to be visited in CDN server list
Preset advance grade；
Step b2, if can use the priority of the CDN server to be visited in CDN server list pre- higher than default after update
First grade, it is determined that CDN server need not be switched；
Step b3, if can be less than or equal to the priority of the CDN server to be visited in CDN server list after update
Preset advance grade, it is determined that need to switch CDN server.
The mobile terminal determine update after can use CDN server list in CDN server to be visited priority whether
Higher than default advance grade, if the priority of the CDN server to be visited in the available CDN server list is advance higher than default
Grade, i.e., the service quality of CDN server to be visited are preferable, it is determined that need not switch CDN server, if the available CDN clothes
The priority for the CDN server to be visited being engaged in device list, which is less than or equal to, presets advance grade, i.e., CDN server to be visited
Service quality it is poor, it is determined that need switch CDN server.
It in specific implementation, can also be according to the visit for the CDN server to be visited that can be used after update in CDN server list
It asks that success rate or access speed determine the need for switching CDN server, specially determines in the available CDN server list
Whether the Access Success Rate of CDN server to be visited is higher than default Access Success Rate, if can be waited for in CDN server list
The Access Success Rate for accessing CDN server is higher than default Access Success Rate, then need not switch CDN server, if CDN can be used
The Access Success Rate of CDN server to be visited in server list is less than or equal to default Access Success Rate, then needs to switch
CDN server；Or determine whether the access speed of the CDN server to be visited in the available CDN server list is higher than in advance
If access speed, if the access speed of the CDN server to be visited in CDN server list can be used to access speed higher than default
Degree, then need not switch CDN server, if the access speed of the CDN server to be visited in CDN server list can be used low
In or equal to default access speed, then need to switch CDN server.
Step S104 is redefined when needing to switch CDN server according to updated available CDN server list
CDN server to be visited, and initiate Operational Visit request to the CDN server to be visited after redefining.
If necessary to switch CDN server, then the available CDN server list after mobile terminal to update, which redefines, waits visiting
It asks CDN server, and Operational Visit request is initiated to the CDN server to be visited after redefining, specially from updated
The CDN server for selecting highest priority in CDN server list can be used as CDN server to be visited, or after update
Available CDN server list in select the highest CDN server of Access Success Rate as CDN server to be visited, Huo Zhecong
Select the highest CDN server of access speed as CDN server to be visited in updated available CDN server list.
In the present embodiment, the present invention is waited for when detecting Operational Visit instruction based on available CDN server list determination
CDN server is accessed, and Operational Visit request is initiated to the CDN server to be visited, and according to the response condition information of return
The available CDN server list is updated, then according to the CDN server to be visited in the available CDN server list after update
Priority determine the need for switching CDN server, when need switch CDN server when, redefine CDN service to be visited
Device, and Operational Visit request is initiated to the CDN server to be visited after redefining, it can be in the clothes of the CDN server of access
When being engaged in second-rate, the preferable server of service quality is reselected as CDN server to be visited, realizes each CDN server
Between switching, select suitable CDN server to carry out service request, improve access speed and reduce network congestion.
Further, with reference to Fig. 6, it is based on above-mentioned first embodiment, it is proposed that the of CDN server switching method of the present invention
Two embodiments, difference lies in step S101 further includes with previous embodiment：
Step S1014, CDN server list can be used by being read from default storage region, and from available CDN server list
The geographical location of the middle each available CDN server of acquisition；
Step S1015 obtains current geographic position, and according to the ground of current geographic position and each available CDN server
Manage the current accessed distance that position calculates each available CDN server；
Step S1016, current accessed distance is most short, and priority is true higher than the available CDN server of pre-set priority
It is set to CDN server to be visited.
It should be noted that the present invention is based on previous embodiments, it is proposed that a kind of specific determination of CDN server to be visited
Mode is only explained below, other can refer to previous embodiment.
Mobile terminal is read from default storage region can use CDN server list, and from available CDN server list
Then the geographical location for obtaining each available CDN server obtains current geographic position, and according to current geographic position and each
The geographical location of CDN server can be used to calculate the current accessed distance of each available CDN server, finally by current accessed distance
It is most short, and priority is determined as CDN server to be visited higher than the available CDN server of pre-set priority.It should be noted that
Above-mentioned pre-set priority can be configured by those skilled in the art based on actual conditions, and the present embodiment does not limit this specifically
It is fixed.
In the present embodiment, the present invention selects to access distance recently, and the preferable CDN server of service quality is used as and waits visiting
Ask CDN server, it is effective to improve access speed and reduce network congestion.
Further, above-mentioned first or second embodiments are based on, it is proposed that the third of CDN server switching method of the present invention
Embodiment, difference lies in step S1022 includes with previous embodiment：
Step c1 calculates the service quality of CDN server to be visited according to current accessed success rate and current accessed speed
Score；
Step c2 determines the current priority of CDN server to be visited according to service quality score.
It should be noted that the present invention is based on previous embodiments, it is proposed that a kind of specific method of determination of priority, below
It is only explained, other can refer to previous embodiment.
The mobile terminal calculates the Service Quality of CDN server to be visited according to current accessed success rate and current accessed speed
Score is measured, and determines the current priority of CDN server to be visited according to the service quality score, specially determines current accessed
Access Success Rate section residing for success rate, and the corresponding first service mass fraction in the Access Success Rate section is obtained, then
It determines the access speed section residing for current accessed speed, and obtains the corresponding second service quality point in the access speed section
Number, is subsequently multiplied by the first weight coefficient with first service mass fraction, the second weight system is multiplied by with second service mass fraction
Number, obtains the first Weighted Service mass fraction and the second Weighted Service mass fraction, and by the first Weighted Service mass fraction and
Second Weighted Service mass fraction is added, and obtains the service quality score of CDN server to be visited, finally by the service quality point
Current priority of the corresponding priority of number as CDN server to be visited.It should be noted that Access Success Rate section and the
The correspondence of one service quality score, the correspondence in access speed section and second service mass fraction, the first weight system
Number, the second weight coefficient and service quality score and the correspondence of priority can be based on practical feelings by those skilled in the art
Condition is configured, and the present embodiment is not especially limited this.
In the present embodiment, the present invention is based on the clothes that current accessed success rate and current accessed speed determine CDN server
It is engaged in mass fraction, and determines based on service quality score the priority of CDN server, effectively raise the accurate of priority
Property.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium
On be stored with CDN server changeover program, the CDN server changeover program realizes following steps when being executed by processor：
When detecting that the Operational Visit of triggering instructs, according in the available CDN server list in default storage region
The priority of each available CDN server determines CDN server to be visited；
Operational Visit request is initiated to the CDN server to be visited, and institute is based on according to the CDN server to be visited
CDN server list can be used described in the response condition information update that Operational Visit request returns by stating；
It can determine whether need with the priority of the CDN server to be visited in CDN server list according to after update
Switch CDN server；
When needing to switch CDN server, CDN to be visited is redefined according to updated available CDN server list
Server, and initiate Operational Visit request to the CDN server to be visited after redefining.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
CDN server list can be used by being read from default storage region, and can be selected from described in CDN server list
The available CDN server of highest priority；
Determine whether the available CDN server of highest priority is unique；
If the available CDN server of highest priority is unique, the available CDN server of highest priority is determined as waiting for
Access CDN server.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
If the available CDN server of highest priority is not unique, obtained each in CDN server list from described
The mass parameter of the available CDN server of highest priority；
CDN server to be visited is determined according to the mass parameter of the available CDN server of each highest priority.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
CDN server list can be used by being read from default storage region, and can be obtained from described in CDN server list
The geographical location of each available CDN server；
Current geographic position is obtained, and according to the geographical location of the current geographic position and each available CDN server
Calculate the current accessed distance of each available CDN server；
Current accessed distance is most short, and priority is determined as waiting for higher than the available CDN server of pre-set priority
Access CDN server.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
It is obtained from the response condition information that the CDN server to be visited is returned based on Operational Visit request current
Access Success Rate and current accessed speed；
The current of the CDN server to be visited is determined according to the current accessed success rate and the current accessed speed
Priority；
By described with the Access Success Rate of CDN server to be visited described in CDN server list, access speed and excellent
First grade replaces with the current accessed success rate, the current accessed speed and the current priority.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
The service of the CDN server to be visited is calculated according to the current accessed success rate and the current accessed speed
Mass fraction；
The current priority of the CDN server to be visited is determined according to the service quality score.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
It determines the Access Success Rate section residing for the current accessed success rate, and obtains the Access Success Rate section pair
The first service mass fraction answered；
It determines the access speed section residing for the current accessed speed, and obtains the access speed section corresponding
Two service quality scores；
The CDN server to be visited is determined according to the first service mass fraction and the second service mass fraction
Service quality score.
Further, following steps are also realized when the CDN server changeover program is executed by processor：
Whether the priority that can use the CDN server to be visited in CDN server list is high after determining update
In default advance grade；
If described after update can use the priority of the CDN server to be visited in CDN server list higher than default
Advance grade, it is determined that CDN server need not be switched；
If described after update can be less than or waited with the priority of the CDN server to be visited in CDN server list
In default advance grade, it is determined that need to switch CDN server.
Each embodiment of the specific embodiment of computer readable storage medium of the present invention and above-mentioned CDN server switching method
Essentially identical, therefore not to repeat here.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or system including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or system institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or system.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disc, CD), including some instructions use so that a station terminal equipment (can be mobile phone,
Computer, server, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of CDN server switching method, which is characterized in that the CDN server switching method includes the following steps：
When detecting that the Operational Visit of triggering instructs, according to each in the available CDN server list in default storage region
CDN server to be visited can be determined with the priority of CDN server；
Operational Visit request is initiated to the CDN server to be visited, and the industry is based on according to the CDN server to be visited
CDN server list can be used described in the response condition information update that business access request returns；
It can be determined the need for cutting with the priority of the CDN server to be visited in CDN server list according to after update
Change CDN server；
When needing to switch CDN server, CDN service to be visited is redefined according to updated available CDN server list
Device, and initiate Operational Visit request to the CDN server to be visited after redefining.
2. CDN server switching method as described in claim 1, which is characterized in that the basis is preset in storage region
Can include with the step of each the priority of CDN server can be used to determine CDN server to be visited in CDN server list：
CDN server list can be used by being read from default storage region, and be selected preferentially in CDN server list from described
The highest available CDN server of grade；
Determine whether the available CDN server of highest priority is unique；
If the available CDN server of highest priority is unique, the available CDN server of highest priority is determined as to be visited
CDN server.
3. CDN server switching method as claimed in claim 2, which is characterized in that the determining highest priority can be used
After the whether unique step of CDN server, further include：
If the available CDN server of highest priority is not unique, use acquisition in CDN server list each preferential from described
The mass parameter of the highest available CDN server of grade；
CDN server to be visited is determined according to the mass parameter of the available CDN server of each highest priority.
4. CDN server switching method as described in claim 1, which is characterized in that the basis is preset in storage region
It can be gone back with the step of each the priority of CDN server can be used to determine the step of CDN server to be visited in CDN server list
Including：
CDN server list can be used by being read from default storage region, and be obtained each in CDN server list from described
The geographical location of CDN server can be used；
Current geographic position is obtained, and is calculated according to the geographical location of the current geographic position and each available CDN server
The current accessed distance of each available CDN server；
By the current accessed distance it is most short, and priority higher than pre-set priority available CDN server be determined as it is to be visited
CDN server.
5. the CDN server switching method as described in any one of claim 1-4, which is characterized in that according to described to be visited
The step of CDN server list can be used described in the response condition information update that CDN server is returned based on Operational Visit request
Suddenly include：
Current accessed is obtained from the response condition information that the CDN server to be visited is returned based on Operational Visit request
Success rate and current accessed speed；
The current preference of the CDN server to be visited is determined according to the current accessed success rate and the current accessed speed
Grade；
By Access Success Rate, access speed and the priority of the CDN server to be visited described in CDN server list
Replace with the current accessed success rate, the current accessed speed and the current priority.
6. CDN server switching method as claimed in claim 5, which is characterized in that according to the current accessed success rate and
The current accessed speed determines that the step of current priority of the CDN server to be visited includes：
The service quality of the CDN server to be visited is calculated according to the current accessed success rate and the current accessed speed
Score；
The current priority of the CDN server to be visited is determined according to the service quality score.
7. CDN server switching method as claimed in claim 6, which is characterized in that according to the current accessed success rate and
The current accessed speed calculates the step of service quality score of the CDN server to be visited and includes：
Determine the Access Success Rate section residing for the current accessed success rate, and it is corresponding to obtain the Access Success Rate section
First service mass fraction；
It determines the access speed section residing for the current accessed speed, and obtains corresponding second clothes in the access speed section
Business mass fraction；
The clothes of the CDN server to be visited are determined according to the first service mass fraction and the second service mass fraction
Business mass fraction.
8. the CDN server switching method as described in any one of claim 1-4, which is characterized in that it is described according to update after
It is described that switching CDN server can be determined the need for the priority of the CDN server to be visited in CDN server list
The step of include：
The priority of the CDN server to be visited in CDN server list can be used whether higher than pre- described in determining after updating
If advance grade；
If the priority that can use the CDN server to be visited in CDN server list is advance higher than default after update
Grade, it is determined that CDN server need not be switched；
If described after update can use the priority of the CDN server to be visited in CDN server list less than or equal to pre-
If advance grade, it is determined that need to switch CDN server.
9. a kind of mobile terminal, which is characterized in that the mobile terminal includes：Memory, processor and it is stored in the storage
On device and the CDN server changeover program that can run on the processor, the CDN server changeover program is by the processing
It is realized such as the step of CDN server switching method described in any item of the claim 1 to 8 when device executes.
10. a kind of computer readable storage medium, which is characterized in that be stored with CDN clothes on the computer readable storage medium
Business device changeover program, is realized when the CDN server changeover program is executed by processor such as any one of claim 1 to 8 institute
The step of CDN server switching method stated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810391925.1A CN108563499A (en) | 2018-04-27 | 2018-04-27 | CDN server switching method, mobile terminal and computer readable storage medium |
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| CN201810391925.1A CN108563499A (en) | 2018-04-27 | 2018-04-27 | CDN server switching method, mobile terminal and computer readable storage medium |
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| CN109561141B (en) * | 2018-11-21 | 2020-05-22 | 中国联合网络通信集团有限公司 | CDN node selection method and equipment |
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| CN109889569B (en) * | 2019-01-03 | 2022-04-22 | 网宿科技股份有限公司 | CDN service scheduling method and system |
| CN110166526A (en) * | 2019-04-15 | 2019-08-23 | 中国平安人寿保险股份有限公司 | More CDN access management methods, device, computer equipment and storage medium |
| CN110166526B (en) * | 2019-04-15 | 2023-04-07 | 中国平安人寿保险股份有限公司 | Multi-CDN access management method and device, computer equipment and storage medium |
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| CN110213623A (en) * | 2019-06-03 | 2019-09-06 | 上海哔哩哔哩科技有限公司 | Video method for uploading, video upload device and computer readable storage medium |
| CN110460647A (en) * | 2019-07-23 | 2019-11-15 | 平安科技（深圳）有限公司 | Dispatching method, device, electronic equipment and the storage medium of network node |
| WO2021012795A1 (en) * | 2019-07-23 | 2021-01-28 | 平安科技（深圳）有限公司 | Network node scheduling method and apparatus, electronic device and storage medium |
| CN112305926A (en) * | 2019-07-31 | 2021-02-02 | 广东美的制冷设备有限公司 | Distribution network control method, distribution network control device, household appliance and storage medium |
| CN110995827A (en) * | 2019-11-29 | 2020-04-10 | 腾讯科技（深圳）有限公司 | Communication processing method and device, computer readable medium and electronic equipment |
| CN111901362A (en) * | 2020-08-11 | 2020-11-06 | 深圳墨世科技有限公司 | Client dynamic CDN switching method and system |
| CN112148534A (en) * | 2020-08-25 | 2020-12-29 | 网神信息技术（北京）股份有限公司 | Terminal seamless migration method and device, electronic equipment and storage medium |
| WO2023116219A1 (en) * | 2021-12-20 | 2023-06-29 | 北京字节跳动网络技术有限公司 | Cdn node distribution method and apparatus, electronic device, medium and program product |
| CN116647572A (en) * | 2023-07-26 | 2023-08-25 | 腾讯科技（深圳）有限公司 | Access endpoint switching method, device, electronic equipment and storage medium |
| CN116647572B (en) * | 2023-07-26 | 2023-11-14 | 腾讯科技（深圳）有限公司 | Access endpoint switching method, device, electronic equipment and storage medium |
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Application publication date: 20180921 |