CN105245469B - Data transmission method, device and system - Google Patents
Data transmission method, device and system Download PDFInfo
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- CN105245469B CN105245469B CN201510536128.4A CN201510536128A CN105245469B CN 105245469 B CN105245469 B CN 105245469B CN 201510536128 A CN201510536128 A CN 201510536128A CN 105245469 B CN105245469 B CN 105245469B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/32—Flow control; Congestion control by discarding or delaying data units, e.g. packets or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/50—Queue scheduling
Abstract
The invention discloses a kind of data transmission methods, apparatus and system, and wherein method includes: the identifier and its priority for obtaining target process；Obtain the data packet that target process has been sent；The DSCP value of IP header structure in data packet is obtained, and DSCP value is adjusted according to the priority of target process；And the data packet after adjustment is sent to router, so that router optimizes processing to data packet according to the processing priority of the data packet received.This method is other come the processing priority for adjusting data packet by the DSCP value for modifying the IP header structure of data packet, and priority processing is not carried out according to the processing priority of data packet adjusted by router, realize the purpose of the optimization of network data, packet loss processing is done in upload and downloading without the data packet to the unit time, so as to avoid data packet loss the phenomenon that, the stability of current network and the utilization rate in broadband are improved simultaneously, and then improves data-optimized effect.
Description
Technical field
The present invention relates to field of network data transmission technology, in particular to a kind of data transmission method, device and one kind
Data transmission system.
Background technique
With the continuous development of Internet technology, requirement of the people to network data transmission speed is higher and higher.In correlation
In technology, since the uninterrupted of network bandwidth is fixed, so in order to reach user as far as possible to some network data
The requirement of transmission speed typically does speed limit processing by process corresponding to the data packet to consumption big flow, to realize
The purpose that data packet transmitted by target process is optimized.For example, when can need the unit of process of speed limit by reducing
Data packet in the rate of upload and the downloading of interior data packet, or the unit time of the corresponding process of raising data packet to be optimized
Upload and downloading rate, to reach the mesh realized under the network bandwidth of fixed size to the optimization of some network packet
's.
However, since above-mentioned technical proposal is carried out at speed limit based on process corresponding to the data packet to consumption big flow
The optimization of network data is managed and realizes, so the process by speed limit is in unit when network connection or network difference
The rate of interior transmitted data packet will be greatly reduced, and network monitor equipment can be by data transmitted by the process at this time
Packet abandon operation to improve network data quality, still, can be easy to produce the loss of network data in this way, cause network not
Stablize, so as to cause the waste of network broadband, user experience is poor.
Summary of the invention
The purpose of the present invention is intended to solve above-mentioned one of technical problem at least to a certain extent.
For this purpose, the first purpose of this invention is to propose a kind of data transmission method, this method can be by adjusting number
According to the priority of packet, the purpose of network data optimization is realized, upload and downloading without the data packet to the unit time, which are done, loses
Packet processing, so as to avoid the loss of data packet, while also improving the stability of network and the utilization rate in broadband, is promoted
User experience.
Second object of the present invention is to propose a kind of data transmission device.
Third object of the present invention is to propose a kind of data transmission system.
To achieve the above object, a kind of data transmission method that the first aspect of the present invention embodiment proposes, including it is following
Step: the identifier of target process and the priority of the target process are obtained；Obtain the number that the target process has been sent
According to packet；The differentiated services code points DSCP value of IP header structure in the data packet is obtained, and according to the preferential of the target process
Grade adjusts the DSCP value；And the data packet after adjustment is sent to router, so that the router is to reception
To data packet in DSCP value parsed to obtain the processing priority of the data packet, and according to the place of the data packet
The data packet is put into the queue of corresponding priority level and sends by reason priority.
The data transmission method of the embodiment of the present invention can obtain the data packet of target process transmission, obtain data packet later
The DSCP value of middle IP header structure, and DSCP value is adjusted according to the priority of target process, and the data packet after adjustment is sent out
It send to router, router parses the DSCP value in the data packet received preferential to obtain the processing of the data packet
Grade, and the data packet is put into the queue of corresponding priority level according to the processing priority of the data packet and is sent.It is logical
Above-mentioned technical proposal is crossed, it is other come the processing priority for adjusting data packet by modifying the DSCP value of IP header structure of data packet, and
Priority processing is not carried out according to the processing priority of data packet adjusted by router, realizes the optimization of network data
Purpose, upload and downloading without the data packet to the unit time do packet loss processing, shows so as to avoid the loss of data packet
As, while the stability of current network and the utilization rate in broadband are improved, and then improve data-optimized effect, it improves
User experience.
To achieve the goals above, the second aspect of the present invention embodiment proposes a kind of data transmission device, comprising: preferential
Grade obtains module, for obtaining the identifier of target process and the priority of the target process；Data packet obtains module, uses
In the data packet that the acquisition target process has been sent；Module is adjusted, for obtaining the difference of IP header structure in the data packet
Service code point DSCP value, and the DSCP value is adjusted according to the priority of the target process；And sending module, being used for will
The data packet after adjustment is sent to router, so that the router carries out the DSCP value in the data packet received
The data packet is put into obtaining the processing priority of the data packet according to the processing priority of the data packet by parsing
It is sent into the queue of corresponding priority level.
The data transmission device of the embodiment of the present invention, can by priority obtain module obtain target process identifier with
And the priority of target process, data packet obtain module and obtain the data packet that target process has been sent, adjustment module obtains data
The differentiated services code points DSCP value of IP header structure in packet, and DSCP value, sending module are adjusted according to the priority of target process
Data packet adjusted is sent to router, router parses to be somebody's turn to do the DSCP value in the data packet received
The processing priority of data packet, and the data packet is put into the team of corresponding priority level according to the processing priority of the data packet
It is sent in column, i.e., it is other come the processing priority for adjusting data packet by modifying the DSCP value of the IP header structure of data packet, and
Priority processing is not carried out according to the processing priority of data packet adjusted by router, realizes the optimization of network data
Purpose, upload and downloading without the data packet to the unit time do packet loss processing, shows so as to avoid the loss of data packet
As, while the stability of current network and the utilization rate in broadband are improved, and then improve data-optimized effect, it improves
User experience.
To achieve the goals above, the data transmission system of third aspect present invention embodiment, comprising: second party of the present invention
The data transmission device of face embodiment；And router, the data packet sent for receiving the data transmission device, and according to
The processing priority of the data packet optimizes processing to the data packet.
The data transmission system of the embodiment of the present invention can obtain module by the priority in data transmission device and obtain mesh
The identifier of mark process and the priority of target process, data packet obtain module and obtain the data packet that target process has been sent,
The differentiated services code points DSCP value that module obtains IP header structure in data packet is adjusted, and is adjusted according to the priority of target process
Data packet adjusted is sent to router by DSCP value, sending module, and router is according to the processing priority logarithm of data packet
Processing is optimized according to packet, i.e., adjusts the processing priority of data packet by the DSCP value of the IP header structure of modification data packet
Not, and by router according to the processing priority of data packet adjusted priority processing is not carried out, realize network data
The purpose of optimization, packet loss processing is done in upload and downloading without the data packet to the unit time, so as to avoid losing for data packet
The phenomenon that mistake, while the stability of current network and the utilization rate in broadband are improved, and then improve data-optimized effect,
The user experience is improved.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, wherein
Fig. 1 is the flow chart of data transmission method according to an embodiment of the invention；
Fig. 2 is the schematic diagram of data transmission method according to an embodiment of the invention；
Fig. 3 is the structural schematic diagram of data transmission device according to an embodiment of the invention；
Fig. 4 is the structural schematic diagram of data transmission device in accordance with another embodiment of the present invention；And
Fig. 5 is the structural schematic diagram of data transmission system according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings data transmission method, device and system according to an embodiment of the present invention are described.
It should be noted that according to the structure of IP (Internet Protocol, the agreement interconnected between network) data packet
Definition can define one and TOS (Type of Service, service type) relevant field, field early stage in this configuration
Applied on old router, to be used to support that IP is preferential, for example, these support it is fixed in the two standards of RFC791, RFC1122
Adopted mistake, later RFC1349 standard abolished before two RFC (i.e. RFC791, RFC1122) definition, and now it is most of
Equipment is all the definition with RFC1349, inside the new definition, DSCP (Differentiated Services Code
Point, differentiated services code points) instead of the TOS of early stage.Therefore, the data transmission method of the embodiment of the present invention can pass through
The value of DSCP (i.e. the TOS field of early stage) is modified to achieve the purpose that network data optimizes.
Specifically, Fig. 1 is the flow chart of data transmission method according to an embodiment of the invention.As shown in Figure 1, the number
May include: according to transmission method
S1 obtains the identifier of target process and the priority of target process.
Specifically, in one embodiment of the invention, obtain target process identifier and target process it is excellent
The specific implementation process of first grade can be as follows: obtaining ongoing all processes, and judges whether the identifier of all processes belongs to
In default Process identifier set, wherein default Process identifier set includes at least one Process identifier；If it is all into
At least one of identifier of journey belongs to default Process identifier set, then using the corresponding process of at least one identifier as
Target process, and at least one identifier is determined as to the identifier of corresponding target process；According to the mark of target process
Symbol inquires the preset process priority table of comparisons to obtain the priority of corresponding target process.Wherein, Process identifier is preset
It can be pre-stored for gathering with the preset process priority table of comparisons, can be pre- first pass through and obtain user's use habit and search
Priority-level corresponding to the target process and the target process that the user collected needs to optimize, wherein demand is very high
Process, then priority-level corresponding to the process will be preset as high priority.For example, getting certain game very by most
Number user's likes, and most users are intended to have good experience when playing the game, pass through the search of mass data at this time
The identifier of process corresponding to the game can be obtained, and the process can be predisposed to target process, and to the target into
Journey is arranged to high isopreference level.It is appreciated that in an embodiment of the present invention, at least one can for "one" or " one with
On ".
It should be noted that the acquisition modes of the priority of the identifier and target process of above-mentioned target process are in addition to from upper
Pre-stored default Process identifier set and the preset process priority table of comparisons are stated to obtain, use can also be directly acquired
Priority of the process and priority of family setting as target process and target process.Specifically, in of the invention another
In embodiment, which may also include that offer set interface.Wherein, the identifier and mesh of target process are obtained
The priority of mark process specifically includes: the identifier and priority for receiving the target process that user is arranged in set interface are to obtain
The identifier of target process and the priority of target process.
More specifically, a set interface can be provided for user, there can be target process identifier in the set interface
The setting interface of interface and target process priority is set, and user can be arranged by the setting interface in the set interface
Oneself want the identifier of the process of optimization, and the process is set and wants corresponding priority.After user setting completion,
It can receive the identifier and priority of the process of user setting, and using the process of user setting as target process, and will receive
Priority of the priority of the user setting arrived as target process.
S2 obtains the data packet that target process has been sent.
It specifically, can be according to the identifier of target process come to all process institutes during process sends data packet
The data packet of transmission is filtered, and obtains the data packet gone out transmitted by the target process.For example, in implementation of the invention
In example, it can be intercepted based on Microsoft WFP (protection of Windows Filter Platform, Windows file) network filtering framework
The data packet that target process has been sent.It is appreciated that in addition to above-mentioned WFP frame can realize the data packet that target process has been sent
Except acquisition, NDIS (Network Driver Interface Specification, Network Driver Interface rule can also be passed through
Model) Filter filtration drive or NDIS intermediate drivers etc. realize the acquisition of data packet that target process has been sent.
S3 obtains the differentiated services code points DSCP value of the IP header structure in data packet, and according to the preferential of target process
Grade adjustment DSCP value.
It is appreciated that in an embodiment of the present invention, DSCP is marked in the service type (TOS) of each data packet IP header structure
In character learning section, using used 6 bit and not used 2 bit, the priority of the data packet is distinguished by encoded radio.
That is, DSCP is exactly the QoS (Quality of Service, service quality) in order to guarantee communication, in data packet IP head
8 identification bytes of structure are encoded, and carry out segmentation service classification, with the priority of Differentiated Services.
Therefore, in an embodiment of the present invention, for the priority of data packet transmitted by optimization aim process, can first obtain
The DSCP value of IP header structure in the data packet is taken, it later can be according to the priority modification of the target process DSCP value.For example, right
In the other target process of high priority, the DSCP value of all IP head data packets sent out of the target process can be revised as
0x2E can indicate that the data packet needs without hindrance forwarding, have the characteristics that low packet loss ratio, low latency, low jitter；For normal excellent
The DSCP value of all IP head data packets sent out of target process can be revised as 0x0 by the target process of first rank；For low excellent
The DSCP value of all IP head data packets sent out of the target process can be then revised as 0x8 by the target process of first rank, can table
Show low loss priority.
Data packet adjusted is sent to router by S4, so that router is to the DSCP value in the data packet received
It is parsed to obtain the processing priority of data packet, and according to the processing priority of data packet is put into data packet excellent to correspondence
It is sent in the queue of first rank.
It is appreciated that in an embodiment of the present invention, can have the data packet team of multiple and different priority levels in router
Column, such as high priority level queue 1, normal priority level queue 2, low priority level queue 3.
Specifically, data packet adjusted can be sent after DSCP value in adjustment data packet.Router is connecing
After receiving these data packets, the dscp field in data packet can be parsed to obtain the DSCP value, and then obtain the number
According to the corresponding processing priority of packet, priority can be managed according to this later by the data packet and be put into corresponding priority-level
In queue and sent.For example, data packet can be put into high priority queue 1 when DSCP value is high；Work as DSCP
When value is low, it is medium data packet can be put into low priority level queue 3.Router is when to queue processing, according to queue
Priority level carries out the data packet inside processing queue, and the preferential place of router can be obtained in the high data packet of DSCP value as a result,
Reason, to achieve the purpose that data packet optimizes.
In order to enable those skilled in the art can more understand the features of the present invention, can illustrate below.
For example, Fig. 2 is the schematic diagram of data transmission method according to an embodiment of the invention, as shown in Fig. 2, can
All processes being currently running in equipment (such as terminal or mobile terminal) and corresponding identifier (PID) are first obtained,
Such as process PID1, process PID2, process PID3 ..., process PIDN later can be by the identifier of all processes and user
Filtering is compared in the identifier of the target process of setting, obtains the data packet that the target process is issued, then can be by basis
The priority of the target process of user setting is adjusted the DSCP value of IP header structure in the data packet, it is assumed that by process
The DSCP value modification that the DSCP value in data packet 2 that PID1 is sent is revised as in the data packet 1 that low, process PID2 is sent is positive
Often, the DSCP value in the data packet 3 that process PID3 is sent is revised as height.Later, data packet adjusted can be sent.Road
It, can be according to respective when parsing the DSCP value in these data packets by device after receiving the data packet adjusted
Data packet 1, data packet 2, data packet 3 are respectively corresponded and are put into normal priority level queue 2, low priority level team by DSCP value
In column 3, high priority level queue 1, while this 3 queues will transfer to router to handle.Router when handling these queues,
The data packet in queue can be handled in advance according to the priority-level of queue, in this way, the available road of data packet that DSCP value is high
By the priority processing of device.
The data transmission method of the embodiment of the present invention can first obtain the data packet of target process transmission, obtain data later
The differentiated services code points DSCP value of IP header structure in packet, and DSCP value is adjusted according to the priority of target process, and will adjust
Data packet after whole is sent to router, and router parses to obtain the number DSCP value in the data packet received
The data packet is put into the queue of corresponding priority level according to the processing priority of packet, and according to the processing priority of the data packet
In sent.Through the above technical solutions, adjusting the place of data packet by the DSCP value for the IP header structure for modifying data packet
Priority level is managed, and priority processing is not carried out according to the processing priority of data packet adjusted by router, realizes net
The purpose of the optimization of network data, packet loss processing is done in upload and downloading without the data packet to the unit time, so as to avoid number
According to packet loss the phenomenon that, while improving the stability of current network and the utilization rate in broadband, and then it is excellent to improve data
The effect of change, the user experience is improved.
In order to realize above-described embodiment, the invention also provides a kind of data transmission devices.
Fig. 3 is the structural schematic diagram of a data transmission device according to the present invention.As shown in figure 3, the data transmission device
100 may include: that priority obtains module 10, data packet obtains module 20, adjusts module 30 and sending module 40.
Specifically, priority obtain module 10 can be used for obtaining target process identifier and target process it is preferential
Grade.Specifically, priority obtains the specific reality that module 10 obtains the identifier of target process and the priority of target process
Existing process can be as follows: obtaining all processes being currently running, and judges whether the identifier of all processes belongs to default process mark
Know Fu Jihe, wherein default Process identifier set includes at least one Process identifier；If in the identifier of all processes
At least one belong to default Process identifier set, then using the corresponding process of at least one identifier as target process, and
At least one identifier is determined as to the identifier of corresponding target process；It is preset according to the identifier query of target process
The process priority table of comparisons is to obtain the priority of corresponding target process.Wherein, Process identifier set and preset is preset
The process priority table of comparisons can be can be and pre- first pass through the user for obtaining user's use habit and collecting and need to be pre-stored
Priority-level corresponding to the target process to be optimized and the target process, wherein the very high process of demand, the then process
Corresponding priority-level will be preset as high priority.Liked by most users very much for example, getting certain game,
And most users are intended to have good experience when playing the game, can obtain the game institute by the search of mass data at this time
The identifier of corresponding process, and the process can be predisposed to target process, and be arranged to the target process high excellent
First grade.
It should be noted that the acquisition modes of the priority of above-mentioned target process and target process in addition to depositing in advance from above-mentioned
The default Process identifier set of storage and the preset process priority table of comparisons obtain, and can also directly acquire user setting
The priority of process and priority as target process and target process.Further, in one embodiment of the invention,
As shown in figure 4, the data transmission device 100, which may also include, provides module 50, providing module 50 can be used for providing set interface.Its
In, in an embodiment of the present invention, priority obtains module 10 also and can receive the target process that user is arranged in set interface
Identifier and priority are to obtain the identifier of target process and the priority of target process.
More specifically, a set interface can be provided for user by providing module 50, can have in the set interface target into
The setting interface of journey identifier and the setting interface of target process priority, user can pass through the setting in the set interface
Interface wants the identifier of the process optimized oneself is arranged, and the process is arranged and wants corresponding priority.It is set in user
After setting completion, priority obtains the identifier and priority that module 10 can receive the process of user setting, and by user setting
Process as target process, and using the priority of the user setting received as the priority of target process.
Data packet, which obtains module 20, can be used for obtaining the data packet that target process has been sent.More specifically, being sent in process
During data packet, data packet obtains module 20 can be according to the identifier of target process come to going out transmitted by all processes
Data packet is filtered, and obtains data packet transmitted by the target process.For example, in an embodiment of the present invention, data
Packet, which obtains module 20, to obtain the data packet that target process has been sent based on Microsoft's WFP network filtering framework.It is appreciated that removing
Above-mentioned WFP frame can be realized except the acquisition for the data packet that target process has been sent, and can also pass through the Filter mistake of NDIS
Filter driving or NDIS intermediate drivers etc. realize the acquisition of data packet that target process has been sent.
Adjustment module 30 can be used for obtaining the differentiated services code points DSCP value of IP header structure in data packet, and according to target
The priority of process adjusts DSCP value.It is appreciated that in an embodiment of the present invention, DSCP is in each data packet IP header structure
In service type (TOS) identification byte, using used 6 bit and not used 2 bit, this is distinguished by encoded radio
The priority of data packet.That is, DSCP is exactly QoS (Quality of Service, the Service Quality in order to guarantee communication
Amount), it is encoded in 8 identification bytes of data packet IP header structure, carrys out segmentation service classification, with the priority of Differentiated Services.
Therefore, in an embodiment of the present invention, for the priority of data packet transmitted by optimization aim process, mould is adjusted
Block 30 can first obtain the DSCP value of IP header structure in the data packet, later can be according to the priority modification of the target process DSCP
Value.For example, target process other for high priority, adjustment module 30 can be by all IP head data sent out of the target process
The DSCP value of packet is revised as 0x2E, can indicate that the data packet needs without hindrance forwarding, have low packet loss ratio, low latency, low jitter
The features such as；Target process other for normal priority, adjustment module 30 can be by all IP head data sent out of target process
The DSCP value of packet is revised as 0x0；Target process other for low priority, then adjusting module 30 can be by all hair of the target process
The DSCP value for the IP head data packet gone out is revised as 0x8, can indicate low loss priority.
Sending module 40 can be used for the data packet after adjustment being sent to router, so that router is to the number received
It is parsed according to the DSCP value in packet to obtain the processing priority of data packet, and according to the processing priority of data packet by data
Packet is put into the queue of corresponding priority level and is sent.
It is appreciated that in an embodiment of the present invention, can have the data packet team of multiple and different priority levels in router
Column, such as high priority level queue 1, normal priority level queue 2, low priority level queue 3.
More specifically, sending module 40 adjusts in data packet after DSCP value in adjustment module 30, it can be by number adjusted
It is sent according to packet.Router can parse to obtain the dscp field in data packet after receiving these data packets
The DSCP value is obtained, and then obtains processing priority corresponding to the data packet, priority can be managed according to this later by the data
Packet is put into the queue of corresponding priority-level and is sent.For example, data packet can be put into when DSCP value is high
In high priority queue 1；When DSCP value is low, it is medium data packet can be put into low priority level queue 3.Router exists
When to queue processing, the data packet inside processing queue is carried out according to the priority level of queue, as a result, the high data packet of DSCP value
The priority processing of router can be obtained, to achieve the purpose that data packet optimizes.
The data transmission device of the embodiment of the present invention, can by priority obtain module obtain target process identifier with
And the priority of target process, data packet obtain module and obtain the data packet that target process has been sent, adjustment module obtains data
The differentiated services code points DSCP value of IP header structure in packet, and DSCP value, sending module are adjusted according to the priority of target process
Data packet adjusted is sent to router, router parses to be somebody's turn to do the DSCP value in the data packet received
The processing priority of data packet, and the data packet is put into the team of corresponding priority level according to the processing priority of the data packet
It is sent in column, i.e., it is other come the processing priority for adjusting data packet by modifying the DSCP value of the IP header structure of data packet, and
Priority processing is not carried out according to the processing priority of data packet adjusted by router, realizes the optimization of network data
Purpose, upload and downloading without the data packet to the unit time do packet loss processing, shows so as to avoid the loss of data packet
As, while the stability of current network and the utilization rate in broadband are improved, and then improve data-optimized effect, it improves
User experience.
In order to realize above-described embodiment, the invention also provides a kind of data transmission systems.Fig. 5 is one according to the present invention
The structural schematic diagram of the data transmission system of embodiment.As shown in figure 5, the data transmission system may include: data transmission dress
Set 100 and router 200.
Specifically, data transmission device 100 can be data transmission device described in any of the above-described a embodiment, the present embodiment
The concrete function description of data transmission device 100 can refer to the specific descriptions of above-mentioned Fig. 3 and Fig. 4, details are not described herein.
Router 200 can be used for receiving the data packet of data transmission device transmission, and according to the processing priority of data packet
Processing is optimized to data packet.Specifically, in an embodiment of the present invention, router 200 can be first to data packet
DSCP value is parsed to obtain the processing priority of data packet, can be put data packet according to the processing priority of data packet later
Enter into the queue of corresponding priority level, and the data packet in queue is sent according to the priority level of queue.
It is appreciated that in an embodiment of the present invention, can have the data packet of multiple and different priority levels in router 200
Queue, such as high priority level queue 1, normal priority level queue 2, low priority level queue 3.
More specifically, data transmission device 100 is in adjustment data packet after DSCP value, can by data packet adjusted into
Row is sent.Router 200 can parse to be somebody's turn to do the dscp field in data packet after receiving these data packets
DSCP value, and then processing priority corresponding to the data packet is obtained, priority can be managed according to this later and put the data packet
Enter into the queue of corresponding priority-level and is sent.For example, router 200 can be by data packet when DSCP value is high
It is put into high priority queue 1；When DSCP value is low, data packet can be put into low priority level team by router 200
Column 3 are medium.Router 200 carries out the data packet inside processing queue when to queue processing, according to the priority level of queue, by
This, the priority processing of router can be obtained in the high data packet of DSCP value, to achieve the purpose that data packet optimizes.
The data transmission system of the embodiment of the present invention can obtain module by the priority in data transmission device and obtain mesh
The identifier of mark process and the priority of target process, data packet obtain module and obtain the data packet that target process has been sent,
The differentiated services code points DSCP value that module obtains IP header structure in data packet is adjusted, and is adjusted according to the priority of target process
Data packet adjusted is sent to router by DSCP value, sending module, and router is according to the processing priority logarithm of data packet
Processing is optimized according to packet, i.e., adjusts the processing priority of data packet by the DSCP value of the IP header structure of modification data packet
Not, and by router according to the processing priority of data packet adjusted priority processing is not carried out, realize network data
The purpose of optimization, packet loss processing is done in upload and downloading without the data packet to the unit time, so as to avoid losing for data packet
The phenomenon that mistake, while the stability of current network and the utilization rate in broadband are improved, and then improve data-optimized effect,
The user experience is improved.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (8)
1. a kind of data transmission method, which comprises the following steps:
Obtain the identifier of target process and the priority of the target process；Wherein, the target process and its priority
Obtain in the following manner in advance: first pass through in advance obtain user's use habit and the user that the collected process that needs to optimize and
Priority-level corresponding to the process, wherein the higher process of demand, priority-level corresponding to the process are got over
It is high；
Obtain the data packet that the target process has been sent；
The differentiated services code points DSCP value of IP header structure in the data packet is obtained, and according to the priority of the target process
Adjust the DSCP value；And
The data packet after adjustment is sent to router, so that the router is to the DSCP in the data packet received
Value is parsed to obtain the processing priority of the data packet, and according to the processing priority of the data packet by the data
Packet is put into the queue of corresponding priority level and is sent.
2. data transmission method as described in claim 1, which is characterized in that the identifier for obtaining target process and institute
The priority for stating target process specifically includes:
All processes being currently running are obtained, and judge whether the identifier of all processes belongs to default Process identifier collection
It closes, wherein the default Process identifier set includes at least one Process identifier；
If at least one of the identifier of all processes belongs to the default Process identifier set, by described in extremely
Few corresponding process of an identifier is determined as corresponding target as the target process, and by least one described identifier
The identifier of process；
According to the preset process priority table of comparisons of the identifier query of the target process with obtain the corresponding target into
The priority of journey.
3. data transmission method as described in claim 1, which is characterized in that in the acquisition target process and the target
Before the priority of process, the method also includes:
Set interface is provided；Wherein, the priority of the identifier for obtaining target process and the target process is specifically wrapped
It includes:
The identifier and priority for receiving the target process that user is arranged in the set interface are to obtain the target process
The priority of identifier and the target process.
4. a kind of data transmission device characterized by comprising
Priority obtains module, for obtaining the identifier of target process and the priority of the target process；Wherein, described
Target process and its priority obtain in the following manner in advance: first passing through the user for obtaining user's use habit and collecting in advance
Priority-level corresponding to the process and the process for needing to optimize, wherein the higher process of demand, the process institute are right
The priority-level answered is higher；
Data packet obtains module, the data packet sent for obtaining the target process；
Module is adjusted, for obtaining the differentiated services code points DSCP value of IP header structure in the data packet, and according to the mesh
The priority of mark process adjusts the DSCP value；And
Sending module, for the data packet after adjustment to be sent to router, so that the router is to receiving
DSCP value in data packet is parsed to obtain the processing priority of the data packet, and excellent according to the processing of the data packet
The data packet is put into the queue of corresponding priority level and sends by first grade.
5. data transmission device as claimed in claim 4, the priority obtains module and is specifically used for:
All processes being currently running are obtained, and judge whether the identifier of all processes belongs to default Process identifier collection
It closes, wherein the default Process identifier set includes at least one Process identifier；
If at least one of the identifier of all processes belongs to the default Process identifier set, by described in extremely
Few corresponding process of an identifier is determined as corresponding target as the target process, and by least one described identifier
The identifier of process；
According to the preset process priority table of comparisons of the identifier query of the target process with obtain the corresponding target into
The priority of journey.
6. data transmission device as claimed in claim 4, which is characterized in that further include:
Module is provided, for providing set interface before the priority of the acquisition target process and the target process；
Wherein,
The priority obtain module receive identifier and the priority for the target process that user is arranged in the set interface with
Obtain the identifier of the target process and the priority of the target process.
7. a kind of data transmission system characterized by comprising
Data transmission device as described in any one of claim 4-6；And
Router, the data packet sent for receiving the data transmission device, and according to the processing priority of the data packet
Processing is optimized to the data packet.
8. data transmission system as claimed in claim 7, which is characterized in that the router is specifically used for:
The DSCP value of the data packet is parsed to obtain the processing priority of the data packet；
The data packet is put into the queue of corresponding priority level according to the processing priority of the data packet；And
The data packet in the queue is sent according to the priority level of the queue.
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| CN201510536128.4A CN105245469B (en) | 2015-08-27 | 2015-08-27 | Data transmission method, device and system |
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| CN201510536128.4A CN105245469B (en) | 2015-08-27 | 2015-08-27 | Data transmission method, device and system |
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