CN109474444A - A kind of method of adjustment and adjustment equipment of transmission control protocol TCP window - Google Patents
A kind of method of adjustment and adjustment equipment of transmission control protocol TCP window Download PDFInfo
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- CN109474444A CN109474444A CN201710801655.2A CN201710801655A CN109474444A CN 109474444 A CN109474444 A CN 109474444A CN 201710801655 A CN201710801655 A CN 201710801655A CN 109474444 A CN109474444 A CN 109474444A
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- side apparatus
- tcp
- wireless side
- packet sending
- sending speed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/147—Network analysis or design for predicting network behaviour
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/163—In-band adaptation of TCP data exchange; In-band control procedures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/06—Testing, supervising or monitoring using simulated traffic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/06—Transport layer protocols, e.g. TCP [Transport Control Protocol] over wireless
Abstract
The present invention provides the method for adjustment and adjustment equipment of a kind of transmission control protocol TCP window, this method comprises: obtaining the current status information of wireless side apparatus；According to TCP packet sending speed prediction model, the corresponding TCP packet sending speed of the current status information of the wireless side apparatus is determined；According to determining TCP packet sending speed, the size of TCP window is adjusted；The embodiment of the present invention establishes TCP packet sending speed prediction model based on the load information of the wireless transmission capability information of wireless side apparatus, the spatial cache information of wireless side apparatus and the wireless side apparatus, to predict TCP packet sending speed using TCP packet sending speed prediction model, and it adjusts TCP window and is matched with TCP packet sending speed, so that the TCP window status information current with wireless side is adapted to, so as to obtain bigger system throughput.
Description
Technical field
The present invention relates to fields of communication technology, particularly relate to the method for adjustment and tune of a kind of transmission control protocol TCP window
Finishing equipment.
Background technique
Existing L2 (data link layer) and TCP (Transmission Control Protocol, transmission control protocol)
Due to separated transparent design, the interaction of respective transmission rate is not carried out directly.The adjustment of TCP window is kept away by slow turn-on, congestion
Exempt from, the mechanism such as Fast retransmission and fast quick-recovery are completed, there is certain tentative and blindness, it is existing that pseudo- time-out is had when serious
As occurring, the waste of radio resource is caused.
Since transmission control protocol TCP can not understand the transmittability of wireless side, can not adjustment promptly and accurately give out a contract for a project speed
Rate, tentative giving out a contract for a project are likely to cause the wireless side wasting of resources, reduce the throughput of system entirety.
Summary of the invention
The purpose of the present invention is to provide a kind of method of adjustment of transmission control protocol TCP window and adjustment equipment, with solution
The problem of certainly tentative give out a contract for a project of TCP leads to the wireless side wasting of resources in the prior art, reduces system overall throughput.
To solve the above-mentioned problems, the embodiment of the present invention provides a kind of method of adjustment of transmission control protocol TCP window, packet
It includes:
The current status information of wireless side apparatus is obtained, the status information includes the wireless transmission capability of wireless side apparatus
The load information of information, the spatial cache information of wireless side apparatus and the wireless side apparatus；
According to TCP packet sending speed prediction model, determine that the current corresponding TCP of status information of the wireless side apparatus gives out a contract for a project
Rate；The TCP packet sending speed prediction model is the use that the historical data of the status information based on the wireless side apparatus is established
In the model of prediction TCP packet sending speed；
According to determining TCP packet sending speed, the size of TCP window is adjusted.
Preferably, it is described according to TCP packet sending speed prediction model, determine the current status information pair of the wireless side apparatus
Before the step of TCP packet sending speed answered, which comprises
Obtain the historical data of the status information of wireless side apparatus；
The historical data of the status information of the wireless side apparatus is trained, is established for predicting TCP packet sending speed
TCP packet sending speed prediction model.
Preferably, the historical data of the status information to the wireless side apparatus is trained, establish for predicting
The step of TCP packet sending speed prediction model of TCP packet sending speed, comprising:
It is trained using historical data of the Back propagation neural network algorithm to the status information of the wireless side apparatus,
Establish TCP packet sending speed prediction model.
Preferably, it is described according to TCP packet sending speed prediction model, determine the current status information pair of the wireless side apparatus
After the step of TCP packet sending speed answered, the method also includes:
The TCP packet sending speed prediction model is optimized more according to the wireless side apparatus current status information
Newly.
Preferably, described the step of obtaining wireless side apparatus current status information, comprising:
Receive the TCP acknowledgment character of wireless side apparatus feedback；
The TCP acknowledgment character is parsed, the wireless side apparatus that the preset field of the TCP acknowledgment character carries is obtained
Current status information.
The embodiment of the present invention also provides a kind of adjustment equipment of transmission control protocol TCP window, including processor and transmitting-receiving
Device, the processor is for executing following process:
The current status information of wireless side apparatus is obtained, the status information includes the wireless transmission capability of wireless side apparatus
The load information of information, the spatial cache information of wireless side apparatus and the wireless side apparatus；
According to TCP packet sending speed prediction model, determine that the current corresponding TCP of status information of the wireless side apparatus gives out a contract for a project
Rate；The TCP packet sending speed prediction model is the use that the historical data of the status information based on the wireless side apparatus is established
In the model of prediction TCP packet sending speed；
According to determining TCP packet sending speed, the size of TCP window is adjusted.
Preferably, the processor is also used to execute following process:
Obtain the historical data of the status information of wireless side apparatus；
The historical data of the status information of the wireless side apparatus is trained, is established for predicting TCP packet sending speed
TCP packet sending speed prediction model.
Preferably, the processor is also used to execute following process:
It is trained using historical data of the Back propagation neural network algorithm to the status information of the wireless side apparatus,
Establish TCP packet sending speed prediction model.
Preferably, the processor is also used to execute following process:
The TCP packet sending speed prediction model is optimized more according to the wireless side apparatus current status information
Newly.
Preferably, the processor is also used to execute following process:
Receive the TCP acknowledgment character of wireless side apparatus feedback；
The TCP acknowledgment character is parsed, the wireless side apparatus that the preset field of the TCP acknowledgment character carries is obtained
Current status information.
The embodiment of the present invention also provides a kind of adjustment equipment of transmission control protocol TCP window, including memory, processor
And it is stored in the computer program that can be run on the memory and on the processor, the processor executes described program
The method of adjustment of Shi Shixian transmission control protocol TCP window as described above.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, the program
The step in the method for adjustment of transmission control protocol TCP window as described above is realized when being executed by processor.
Above-mentioned technical proposal of the invention at least has the following beneficial effects:
In the above-mentioned technical proposal of the embodiment of the present invention, wireless transmission capability information, wireless side based on wireless side apparatus
The load information of the spatial cache information of equipment and the wireless side apparatus establishes TCP packet sending speed prediction model, thus
TCP packet sending speed is predicted using TCP packet sending speed prediction model, and is adjusted TCP window and matched with TCP packet sending speed, so that
The TCP window status information current with wireless side is adapted to, so as to obtain bigger system throughput.
Detailed description of the invention
Fig. 1 shows the step flow charts of the method for adjustment of transmission control protocol TCP window provided in an embodiment of the present invention；
Fig. 2 indicates that TCP packet sending speed is pre- in the method for adjustment of transmission control protocol TCP window provided in an embodiment of the present invention
That surveys model establishes schematic diagram；
Fig. 3 indicates the structural schematic diagram of the adjustment equipment of transmission control protocol TCP window provided in an embodiment of the present invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
As shown in Figure 1, the embodiment of the present invention provides a kind of method of adjustment of transmission control protocol TCP window, comprising:
Step 11, the current status information of wireless side apparatus is obtained, the status information includes the wireless of wireless side apparatus
The load information of transmission capability information, the spatial cache information of wireless side apparatus and the wireless side apparatus.
Step 12, according to TCP packet sending speed prediction model, determine that the current status information of the wireless side apparatus is corresponding
TCP packet sending speed；The TCP packet sending speed prediction model is that the historical data of the status information based on the wireless side apparatus is built
The vertical model for being used to predict TCP packet sending speed.
In this step, the historical data of the status information of wireless side apparatus is specifically included: the wireless transmission of wireless side apparatus
The load information of the historical data of ability information, the historical data of the spatial cache information of wireless side apparatus and wireless side apparatus
Historical data.
Step 13, according to determining TCP packet sending speed, the size of TCP window is adjusted.
In the embodiment of the present invention, the time is needed due to obtaining the current status information of wireless side apparatus, is set according to wireless side
Standby current status information and TCP packet sending speed prediction model determine that TCP packet sending speed is also required to the time, therefore basis in step 13
The size of determining TCP packet sending speed adjustment TCP window is specially to adjust subsequent time TCP window according to TCP packet sending speed
Size.
The side TCP obtains a more stable TCP packet sending speed in the above embodiment of the present invention, can be used as a rank
Therefore the best packet sending speed of section, the throughput of system entirety also maintain a higher level；Nothing is not only reduced simultaneously
The waste of line resource also largely avoids the time-out of TCP, can obviously reduce the generation of TCP re-transmission；Specifically, this hair
Bright embodiment establishes TCP packet sending speed prediction model based on the historical data of the status information of wireless side apparatus, to utilize
TCP packet sending speed prediction model and the current status information of wireless side apparatus predict TCP packet sending speed, and adjust TCP window
It is matched with TCP packet sending speed, so that the TCP window status information current with wireless side is adapted to, bigger is so as to obtain
System throughput.
Further, in the above embodiment of the present invention before step 12, which comprises
Obtain the historical data of the status information of wireless side apparatus；
The historical data of the status information of the wireless side apparatus is trained, is established for predicting TCP packet sending speed
TCP packet sending speed prediction model.
Specifically, modeling process is history data collection and model training.Further, it is sent out to promote TCP
The fault-tolerance of packet rate prediction model, model training are also needed to carry out model verifying after completing, be avoided because of individual distortion datas
Input the adjustment for the big TCP window that causes a deviation.
Preferably, the historical data of the status information to the wireless side apparatus is trained, establish for predicting
The step of TCP packet sending speed prediction model of TCP packet sending speed, comprising:
Utilize Back propagation neural network (i.e. BP neural network) algorithm going through to the status information of the wireless side apparatus
History data are trained, and establish TCP packet sending speed prediction model.
As shown in Fig. 2, the input layer of BP neural network includes: the wireless transmission energy of wireless side apparatus in the embodiment of the present invention
The load information of the historical data of force information, the historical data of the spatial cache information of wireless side apparatus and wireless side apparatus
Historical data；The data of the input layer of BP neural network are handled in the hidden layer of BP neural network, finally from BP nerve net
The output layer of network exports TCP packet sending speed.
Further, described according to TCP packet sending speed prediction model in the above embodiment of the present invention, determine the nothing
After the step of current status information of line side equipment corresponding TCP packet sending speed, the method also includes:
The TCP packet sending speed prediction model is optimized more according to the wireless side apparatus current status information
Newly.
Specifically, TCP packet sending speed prediction model input each time is all for TCP packet sending speed prediction model
Further to improve and train, the precision of model can be more accurate；I.e. with the access times of TCP packet sending speed prediction model
Increase, the predictive ability of the TCP packet sending speed prediction model can be more accurate.A large amount of reasonable and complete training samples can make to instruct
Experienced model is with good stability, when lopsided sample (error sample) input, exports result and normal output area is inclined
It is poor little, there is good fault-tolerance.
Preferably, step 11 includes: in the above embodiment of the present invention
Receive the TCP acknowledgment character of wireless side apparatus feedback；
The TCP acknowledgment character is parsed, the wireless side apparatus that the preset field of the TCP acknowledgment character carries is obtained
Current status information.
Specifically, the wireless wireless transmission capability information of side apparatus, the spatial cache information of wireless side apparatus and described
The load information of wireless side apparatus determines that the option field (i.e. preset field) of character (i.e. TCP ACK) is carried to by TCP
TCP layer.
To sum up, being used for of establishing of the historical data of the status information of wireless side apparatus in advance in the above embodiment of the present invention
The TCP packet sending speed prediction model for predicting TCP packet sending speed, thus the status information that the wireless side apparatus obtained in real time is current
It is input to TCP packet sending speed prediction model, then TCP packet sending speed prediction model can export the TCP packet sending speed of subsequent time；From
And the side TCP is made to possess the TCP packet sending speed to match with the transmittability of wireless side, not only reduce the wave of radio resource
Take, the throughput of system entirety is made to maintain a higher level；Also the time-out of TCP is largely avoided, it can be bright
The aobvious generation for reducing TCP and retransmitting, promotes the efficiency of transmission of TCP.
As shown in figure 3, the embodiment of the present invention also provides a kind of adjustment equipment of transmission control protocol TCP window, including place
Device 300 and transceiver 310 are managed, the processor 300 is for executing following process:
The current status information of wireless side apparatus is obtained, the status information includes the wireless transmission capability of wireless side apparatus
The load information of information, the spatial cache information of wireless side apparatus and the wireless side apparatus；
According to TCP packet sending speed prediction model, determine that the current corresponding TCP of status information of the wireless side apparatus gives out a contract for a project
Rate；The TCP packet sending speed prediction model is the use that the historical data of the status information based on the wireless side apparatus is established
In the model of prediction TCP packet sending speed；
According to determining TCP packet sending speed, the size of TCP window is adjusted.
Preferably, processor 300 described in the above embodiment of the present invention is also used to execute following process:
Obtain the historical data of the status information of wireless side apparatus；
The historical data of the status information of the wireless side apparatus is trained, is established for predicting TCP packet sending speed
TCP packet sending speed prediction model.
Preferably, processor 300 described in the above embodiment of the present invention is also used to execute following process:
It is trained using historical data of the Back propagation neural network algorithm to the status information of the wireless side apparatus,
Establish TCP packet sending speed prediction model.
Preferably, processor 300 described in the above embodiment of the present invention is also used to execute following process:
The TCP packet sending speed prediction model is optimized more according to the wireless side apparatus current status information
Newly.
Preferably, processor 300 described in the above embodiment of the present invention is also used to execute following process:
Receive the TCP acknowledgment character of wireless side apparatus feedback；
The TCP acknowledgment character is parsed, the wireless side apparatus that the preset field of the TCP acknowledgment character carries is obtained
Current status information.
To sum up, being used for of establishing of the historical data of the status information of wireless side apparatus in advance in the above embodiment of the present invention
The TCP packet sending speed prediction model for predicting TCP packet sending speed, thus the status information that the wireless side apparatus obtained in real time is current
It is input to TCP packet sending speed prediction model, then TCP packet sending speed prediction model can export the TCP packet sending speed of subsequent time；From
And the side TCP is made to possess the TCP packet sending speed to match with the transmittability of wireless side, not only reduce the wave of radio resource
Take, the throughput of system entirety is made to maintain a higher level；Also the time-out of TCP is largely avoided, it can be bright
The aobvious generation for reducing TCP and retransmitting, promotes the efficiency of transmission of TCP.
It should be noted that the adjustment equipment of transmission control protocol TCP window provided in an embodiment of the present invention is can to hold
The adjustment equipment of the TCP window of the method for adjustment of the above-mentioned transmission control protocol TCP window of row, therefore above-mentioned transmission control protocol TCP
All embodiments of the method for adjustment of window are suitable for the adjustment equipment, and can reach the same or similar beneficial effect.
The embodiment of the present invention also provides a kind of adjustment equipment of transmission control protocol TCP window, including memory, processor
And it is stored in the computer program that can be run on the memory and on the processor, the processor executes described program
Each process in the method for adjustment embodiment of Shi Shixian transmission control protocol TCP window as described above, and can reach identical
Technical effect, to avoid repeating, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, the program
Each process in the method for adjustment embodiment of transmission control protocol TCP window as described above is realized when being executed by processor,
And identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium,
Such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, letter
Claim RAM), magnetic or disk etc..
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or implementation combining software and hardware aspects can be used in the application
The form of example.Moreover, can be used can in the computer that one or more wherein includes computer usable program code by the application
Read the form for the computer program product implemented on storage medium (including but not limited to magnetic disk storage and optical memory etc.).
The application is reference according to the method for the embodiment of the present application, the flow chart of equipment (system) and computer program product
And/or block diagram describes.It should be understood that each process in flowchart and/or the block diagram can be realized by computer program instructions
And/or the combination of the process and/or box in box and flowchart and/or the block diagram.It can provide these computer programs to refer to
Enable the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to generate
One machine so that by the instruction that the processor of computer or other programmable data processing devices executes generate for realizing
The device for the function of being specified in one or more flows of the flowchart and/or one box or multiple boxes.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer readable storage medium that mode works, so that the instruction being stored in the computer readable storage medium generates packet
The paper products of command device are included, which realizes in one side of one or more flows of the flowchart and/or block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing devices, so that calculating
On machine or other programmable devices execute series of operation steps to generate computer implemented processing, thus computer or its
The instruction that executes on his section's programming device is provided for realizing in one or more flows of the flowchart and/or one, block diagram
The step of function of being specified in box or multiple boxes.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (12)
1. a kind of method of adjustment of transmission control protocol TCP window characterized by comprising
The current status information of wireless side apparatus is obtained, the status information includes the wireless transmission capability letter of wireless side apparatus
The load information of breath, the spatial cache information of wireless side apparatus and the wireless side apparatus；
According to TCP packet sending speed prediction model, determine that the current corresponding TCP of status information of the wireless side apparatus gives out a contract for a project speed
Rate；The TCP packet sending speed prediction model is being used for for the historical data foundation of the status information based on the wireless side apparatus
Predict the model of TCP packet sending speed；
According to determining TCP packet sending speed, the size of TCP window is adjusted.
2. method of adjustment according to claim 1, which is characterized in that it is described according to TCP packet sending speed prediction model, it determines
Before the step of current status information of the wireless side apparatus corresponding TCP packet sending speed, which comprises
Obtain the historical data of the status information of wireless side apparatus；
The historical data of the status information of the wireless side apparatus is trained, the TCP for predicting TCP packet sending speed is established
Packet sending speed prediction model.
3. method of adjustment according to claim 2, which is characterized in that the status information to the wireless side apparatus
The step of historical data is trained, and establishes the TCP packet sending speed prediction model for predicting TCP packet sending speed, comprising:
It is trained, is established using historical data of the Back propagation neural network algorithm to the status information of the wireless side apparatus
TCP packet sending speed prediction model.
4. method of adjustment according to claim 1, which is characterized in that it is described according to TCP packet sending speed prediction model, it determines
After the step of current status information of the wireless side apparatus corresponding TCP packet sending speed, the method also includes:
Update is optimized to the TCP packet sending speed prediction model according to the wireless side apparatus current status information.
5. method of adjustment according to claim 1, which is characterized in that described to obtain the current status information of wireless side apparatus
The step of, comprising:
Receive the TCP acknowledgment character of wireless side apparatus feedback；
The TCP acknowledgment character is parsed, the wireless side apparatus for obtaining the preset field carrying of the TCP acknowledgment character is current
Status information.
6. a kind of adjustment equipment of transmission control protocol TCP window, including processor and transceiver, which is characterized in that the place
Reason device is for executing following process:
The current status information of wireless side apparatus is obtained, the status information includes the wireless transmission capability letter of wireless side apparatus
The load information of breath, the spatial cache information of wireless side apparatus and the wireless side apparatus；
According to TCP packet sending speed prediction model, determine that the current corresponding TCP of status information of the wireless side apparatus gives out a contract for a project speed
Rate；The TCP packet sending speed prediction model is being used for for the historical data foundation of the status information based on the wireless side apparatus
Predict the model of TCP packet sending speed；
According to determining TCP packet sending speed, the size of TCP window is adjusted.
7. adjustment equipment according to claim 6, which is characterized in that the processor is also used to execute following process:
Obtain the historical data of the status information of wireless side apparatus；
The historical data of the status information of the wireless side apparatus is trained, the TCP for predicting TCP packet sending speed is established
Packet sending speed prediction model.
8. adjustment equipment according to claim 7, which is characterized in that the processor is also used to execute following process:
It is trained, is established using historical data of the Back propagation neural network algorithm to the status information of the wireless side apparatus
TCP packet sending speed prediction model.
9. adjustment equipment according to claim 6, which is characterized in that the processor is also used to execute following process:
Update is optimized to the TCP packet sending speed prediction model according to the wireless side apparatus current status information.
10. adjustment equipment according to claim 6, which is characterized in that the processor is also used to execute following process:
Receive the TCP acknowledgment character of wireless side apparatus feedback；
The TCP acknowledgment character is parsed, the wireless side apparatus for obtaining the preset field carrying of the TCP acknowledgment character is current
Status information.
11. a kind of adjustment equipment of transmission control protocol TCP window, including memory, processor and it is stored in the memory
Computer program that is upper and can running on the processor；It is characterized in that, the processor is realized when executing described program
Such as the method for adjustment of transmission control protocol TCP window described in any one of claim 1 to 5.
12. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The step in the method for adjustment such as transmission control protocol TCP window described in any one of claim 1 to 5 is realized when execution.
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