CN101471876B - Method, device and system for implementing packet microwave data flow reshaping - Google Patents
Method, device and system for implementing packet microwave data flow reshaping Download PDFInfo
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- CN101471876B CN101471876B CN2008100295093A CN200810029509A CN101471876B CN 101471876 B CN101471876 B CN 101471876B CN 2008100295093 A CN2008100295093 A CN 2008100295093A CN 200810029509 A CN200810029509 A CN 200810029509A CN 101471876 B CN101471876 B CN 101471876B
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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
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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
- H04L47/22—Traffic shaping
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Abstract
The embodiment of the invention discloses a method for realizing the control on the packet microwave rate. The invention is characterized in that the method comprises the following steps: receiving a traffic shaping control message including a microwave idle transmission bandwidth message and a committed burst message; and shaping the output traffic of packet service data according to the traffic shaping control message. The method realizes the traffic control by using first-order data exchange unit architecture, reduces the time-lag of handling the packet service in equipment and the function complexity of the system, and reduces the equipment cost.
Description
Technical field
The present invention relates to the packet microwave transmission field, relate in particular to a kind of methods, devices and systems of realizing packet microwave data flow reshaping.
Background technology
Along with the evolution and the business model of mobile 3G, NGN network technology are used development transition to the multimedia integration of voice, video, data, network develops to the evolution of all-IP net, it is exactly that business burst, flow are unfixing that IP divides a professional application characteristic of group, continue to use like this and traditional can not satisfy network IPization demands of applications well based on the fixing PDH/SDH microwave of transmission bandwidth, therefore the industry fixing microwave system of point-to-point that proposed to adopt the grouping tranmission techniques is commonly referred to packet microwave.
Packet microwave is except using CAR, CoS, grouping treatment technology such as queue scheduling according to priority, use outside end-to-end connection management such as the network technologies such as MPLS, PWE3, also require to possess self application modulation (AM) technology, support the packet microwave of AM function dynamically to adjust the transmission bandwidth of eating dishes without rice or wine, when the link-quality of eating dishes without rice or wine is better (such as the sky fine time), equipment can adopt the high modulation pattern that big bandwidth transfer capability is provided; When the link-quality of eating dishes without rice or wine worsens (such as heavy rain, in the time of dense fog), equipment can adopt the low modulation pattern, improve antijamming capability of link, guarantee the transmission quality of responsible consumer data, can adapt to the networking application demand that Packet Service burst, flow dynamics change under the IPization network thus well, both ensure the stable transmission of real-time service such as VOIP, Video business, also can make full use of bandwidth of air-interface and transmit common background classes data service.
The packet microwave system of a new generation has adopted the modularized design mode usually, such as, an existing packet microwave system realization scheme has used the two-stage data exchange structure, central data Switching Module wherein is connected with the interface unit of a plurality of business interface module constructions, finishes the business of whole system and transmits scheduling feature; Intermediate frequency Modulation module wherein combines with data exchange module and constitutes microwave IF interface unit, and the data exchange module in the microwave IF interface unit is connected with the central data Switching Module on the one hand, is connected with the intermediate frequency Modulation module on the other hand.
The central data Switching Module receives the Packet Service that sends from each interface unit, business classified according to priority class put in the corresponding priority query after handling, by the output scheduling device according to the priority scheduling strategy, with in the formation from outputing in the interface that is connected with microwave IF interface unit as the GE interface behind each business interface grouping of cells service convergence.
Data exchange module receives Packet Service by interface such as the GE interface that is connected with the central data Switching Module in the microwave IF interface unit, put in the corresponding priorities formation after classifying according to the priority of business, the output scheduling device is dispatched output according to the priority scheduling strategy with Packet Service in the formation, also the Packet Service of exporting is carried out traffic shaping simultaneously according to current microwave bandwidth of air-interface, when surpassing the transmission rate that bandwidth of air-interface allows when the data exchange module output flow, described data exchange module carries out discard processing according to the priority scheduling strategy to low priority traffice, so that the service traffics of transmission meet the requirement of service rate under the current bandwidth of air-interface.The Packet Service of exporting behind the traffic shaping outputs to microwave unit through the intermediate frequency Modulation processing by IF interface again and sends to far-end after encapsulation process, multiplexing framing in the intermediate frequency Modulation module.And the central data Switching Module does not carry out the traffic shaping processing to the Packet Service of exporting during the intermediate frequency Modulation module is enabled AM changing function modulating mode.
But the present inventor finds that when implementing technical scheme of the present invention the mode that prior art adopts graded dispatching to abandon the lower-priority data bag is carried out the traffic shaping processing, and the traffic shaping treatment effect that carries out like this is relatively poor.
Summary of the invention
Embodiment of the invention technical problem to be solved is, a kind of methods, devices and systems of realizing packet microwave data flow reshaping are provided.Can improve the effect that traffic shaping is handled.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of method that realizes packet microwave data flow reshaping, and this method comprises:
Receive the traffic shaping control information, described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length information limits the maximum amount of data of the grouping busihess data of buffer memory;
According to described traffic shaping control information grouping busihess data being carried out the output flow shaping handles.
Accordingly, the embodiment of the invention also provides a kind of exchanges data unit, comprising:
First receiving element is used to receive the traffic shaping control information, and described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory;
Shaping unit is used for according to described traffic shaping control information grouping busihess data being carried out the output flow shaping and handles.
Accordingly, the embodiment of the invention also provides a kind of intermediate frequency Modulation unit, comprising:
Computing unit is used for calculating and obtaining the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of microwave, and described committed burst length is used to limit the maximum amount of data of the grouping busihess data of buffer memory;
First transmitting element is used to send and comprises the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and described committed burst length information of described microwave.
Accordingly, the embodiment of the invention also provides a kind of control unit, comprising:
Second receiving element is used to receive the microwave transmission bandwidth information of eating dishes without rice or wine;
Computing unit, be used for obtaining the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of the microwave that described second receiving element receives, described committed burst length is used to limit the maximum amount of data of the grouping busihess data of buffer memory;
Second transmitting element, the traffic shaping control information that is used for comprising the committed burst length information that transmission bandwidth information and described computing unit calculate of eating dishes without rice or wine microwave that described receiving element receives sends to the exchanges data unit.
Accordingly, the embodiment of the invention also provides a kind of system that realizes packet microwave transmission control, comprising:
The intermediate frequency Modulation unit, be used for calculating and obtaining described committed burst length information, and will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and described committed burst length information of described microwave sends according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of microwave;
The exchanges data unit is used to receive the described traffic shaping control information that described intermediate frequency Modulation unit sends, and according to described traffic shaping control information grouping busihess data is carried out the output flow shaping and handle.
Accordingly, the embodiment of the invention also provides the system of another kind of realization packet microwave transmission control, comprising:
The intermediate frequency Modulation unit is used to obtain the microwave transmission bandwidth information of eating dishes without rice or wine;
Control unit, be used to receive described microwave that described intermediate frequency Modulation unit the sends transmission bandwidth information of eating dishes without rice or wine, calculate and obtain the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of the microwave of described reception, and send the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and described committed burst length information of the microwave that comprises described reception;
The exchanges data unit, the described traffic shaping control information that is used for sending according to described control unit is carried out the output flow shaping to grouping busihess data and is handled.
The embodiment of the invention is handled by eat dishes without rice or wine transmission bandwidth information and the shaping of committed burst length information packet service data stream amount of microwave, can improve the effect that traffic shaping is handled.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation that the realization packet microwave of the embodiment of the invention one transmits the system of control;
Fig. 2 is the structural representation that the realization packet microwave of the embodiment of the invention two transmits the system of control;
Fig. 3 is the schematic flow sheet of method of the realization packet microwave data flow reshaping of the embodiment of the invention three;
Fig. 4 is the schematic flow sheet of method of the realization packet microwave data flow reshaping of the embodiment of the invention four;
Fig. 5 is the schematic flow sheet of method of the realization packet microwave data flow reshaping of the embodiment of the invention five.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
With reference to Fig. 1, the system of the realization packet microwave of the embodiment of the invention one transmission control comprises exchanges data unit 1 and intermediate frequency Modulation unit 2.Intermediate frequency Modulation unit 2, be used for calculating and obtaining described committed burst length information, and will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and described committed burst length information of described microwave is sent to exchanges data unit 1 according to eat dishes without rice or wine transmission bandwidth and pre-configured maximum transmission unit number of microwave.Described exchanges data unit 1 is used to receive the traffic shaping control information that described intermediate frequency Modulation unit 2 sends, and according to described traffic shaping control information grouping busihess data is carried out the output flow shaping and handle.
In conjunction with Fig. 1, exchanges data unit 1 specifically comprises first receiving element 11, be used to receive the traffic shaping control information, described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory; Shaping unit 12 is used for according to described traffic shaping control information grouping busihess data being carried out the output flow shaping and handles.
Intermediate frequency Modulation unit 2 specifically comprises computing unit 21, is used for calculating and obtaining described committed burst length information according to eat dishes without rice or wine transmission bandwidth and pre-configured maximum transmission unit number of microwave.Wherein, the described microwave transmission bandwidth of eating dishes without rice or wine is obtained by the bandwidth acquiring unit of intermediate frequency Modulation unit 2, and this acquiring unit is the prior art content, does not give unnecessary details at this.First transmitting element 22 is used for and will comprises that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and described committed burst length information of described microwave sends to exchanges data unit 1.Buffer unit 23 is used for the grouping busihess data of buffer memory after described exchanges data unit 1 traffic shaping is handled.The first judgment processing unit 24 is used to judge whether the grouping busihess data amount of described buffer cell buffer memory reaches preset upper limit value, is judged as when being, sends the information that sends the grouping busihess data for the treatment of buffer memory to described buffer unit of suspending to exchanges data unit 1.The second judgment processing unit 25 is used to judge whether the grouping busihess data amount of described buffer unit buffer memory reaches default lower limit, is judged as when being, notification data crosspoint 1 sends the grouping busihess data for the treatment of buffer memory to described buffer unit.
During concrete enforcement, when microwave is eated dishes without rice or wine the link-quality change, intermediate frequency Modulation unit 2 uses the self application modulation techniques to adjust the microwave transmission bandwidth of eating dishes without rice or wine dynamically, computing unit 21 is according to microwave eat dishes without rice or wine transmission bandwidth and pre-configured maximum transmission unit number (MTU, Maximum transport unit, maximum transmission unit) the described committed burst length information of calculating acquisition.
The computation rule of described committed burst length information is specially and calculates earlier under the current transmission bandwidth of eating dishes without rice or wine, the transmission data word joint number of correspondence when the delivery time equals 1ms, with this byte number as the committed burst length value that calculates, with the committed burst length value as the committed burst length information.Committed burst length value (byte)=(÷ 8 of the transmission bandwidth of eating dishes without rice or wine Mb/s * 1ms), then according to the final committed burst length value of following rule decision, when the committed burst length value that calculates≤(1 * MTU+n * 64), get committed burst length value=1 * MTU+n * 64 (byte), when (1 * MTU+n * 64)＜committed burst length value＜32000 that calculate, get the current committed burst length value that calculates, when committed burst length value 〉=32000 that calculate, get committed burst length value=32000 (byte).Wherein, the integer value of n for being provided with, general recommendations n=6, the default MTU parameter value of intermediate frequency Modulation module are configured to 1522 bytes, and when ifd module MTU disposed less than 1522 bytes, committed burst length calculation value was still calculated according to default 1522 bytes.For example, when the transmission bandwidth of eating dishes without rice or wine is 10Mb/s, get n=6, the MTU=1522 byte, according to committed burst length value (byte)=(it is 1250 that the ÷ 8 of the transmission bandwidth of eating dishes without rice or wine Mb/s * 1ms) draws committed burst length, less than (1 * 1522+6 * 64)=1906, then final committed burst length value is 1906.
After eat dishes without rice or wine according to the microwave of described reception transmission bandwidth information and pre-configured maximum transmission unit number calculate the described committed burst length information of acquisition, first transmitting element 22 will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and described committed burst length information of described microwave sends to exchanges data unit 1, and form that can use traffic shaping control frame in traffic shaping control information described in the specific implementation process sends to exchanges data unit 1.
First receiving element 11 of exchanges data unit 1 is received from that intermediate frequency Modulation unit 2 sends comprises the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and committed burst length information of microwave, and wherein committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory; Shaping unit 12 carries out the output flow shaping according to described traffic shaping control information to grouping busihess data to be handled, be specially shaping unit 12 and grouping busihess data carried out output flow shaping processing according to described traffic shaping control information, be specially according to the transmission bandwidth information of eating dishes without rice or wine of the microwave in the described traffic shaping control information and adjust the output speed of exchanges data unit 1, be used to limit the maximum amount of data of the grouping busihess data of buffer memory according to the committed burst length information in the described traffic shaping control information; When implementing, when bandwidth of air-interface hour, it is little that the committed burst length value need be set, avoid too much long frame grouping to occupy the transmission bandwidth, make CES (Circuit emulation service, circuit emulation service) business can not in time transmit and produce extra delay variation, thereby causes the professional end-to-end conveying function variation of CES.When bandwidth of air-interface was big, it is big that the committed burst length value can suitably be set, can also the long frame business of transmission data class as much as possible when guaranteeing CES business conveying function.
In addition, the grouping busihess data of buffer unit 23 buffer memorys in the intermediate frequency Modulation unit 2 after described exchanges data unit 1 traffic shaping is handled, when carrying out the grouping busihess data buffer memory, the first judgment processing unit 24 will judge whether the grouping busihess data amount of described buffer cell 23 buffer memorys reaches preset upper limit value, be judged as when being, send the information that sends the grouping busihess data for the treatment of buffer memory to described buffer unit of suspending to exchanges data unit 1, exchanges data unit 1 is received and is stopped the grouping busihess data to send after traffic shaping is handled to intermediate frequency Modulation unit 2 after described time-out sends the information from the grouping busihess data for the treatment of buffer memory to described buffer unit, and the grouping busihess data in the buffer unit 23 will continue to be modulated into intermediate-freuqncy signal output by intermediate frequency Modulation unit 2, along with the grouping busihess data in the buffer memory reduces, the second judgment processing unit 25 will judge whether the grouping busihess data amount of described buffer unit 23 buffer memorys reaches default lower limit, be judged as when being, notification data crosspoint 1 sends the grouping busihess data for the treatment of buffer memory to described buffer unit 23, and exchanges data unit 1 is received described notice back and continued to the grouping busihess data of intermediate frequency Modulation unit 2 transmissions after traffic shaping is handled.Described buffer unit 23 higher limits or buffer unit 23 lower limits are set according to the current microwave transmission bandwidth of eating dishes without rice or wine.
In the specific implementation, described intermediate frequency Modulation unit also can be used for the grouping busihess data of exporting behind the traffic shaping is carried out being exported by IF interface through the intermediate frequency Modulation processing after encapsulation process, multiplexing framing again.
With reference to Fig. 2, the embodiment of the invention two realizes that the system of packet microwave transmission control comprises exchanges data unit 1, intermediate frequency Modulation unit 4 and control unit 3.Intermediate frequency Modulation unit 4 is used to obtain the microwave transmission bandwidth information of eating dishes without rice or wine.Control unit 3, be used to receive microwave that described intermediate frequency Modulation unit the sends transmission bandwidth information of eating dishes without rice or wine, calculate and obtain described committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of the microwave of described reception, and send the eat dishes without rice or wine traffic shaping control information of committed burst length information of transmission bandwidth information and described calculating of the microwave that comprises described reception.Exchanges data unit 1 is used to receive the traffic shaping control information that described intermediate frequency Modulation unit sends, and according to described traffic shaping control information grouping busihess data is carried out the output flow shaping and handle.In addition, intermediate frequency Modulation unit 4 is used to also to receive that described exchanges data unit 1 sends carries out grouping busihess data after traffic shaping is handled.
In conjunction with Fig. 2, exchanges data unit 1 specifically comprises first receiving element 11, be used to receive the traffic shaping control information, described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory.Shaping unit 12 is used for according to described traffic shaping control information grouping busihess data being carried out the output flow shaping and handles.
During concrete enforcement, when the microwave link-quality of eating dishes without rice or wine changes and to carry out self adaptation when adjusting, intermediate frequency Modulation unit 4 obtains eat dishes without rice or wine transmission bandwidth information and send to control unit 3 by control bus with described of microwaves, second receiving element 31 of control unit 3 receives microwave that intermediate frequency Modulation unit 4 the sends transmission bandwidth information of eating dishes without rice or wine by control bus, and eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of the microwave that computing unit 32 receives according to described second receiving element 31 calculates and obtain described committed burst length information.
The computation rule of described committed burst length information is specially and calculates earlier under the current transmission bandwidth of eating dishes without rice or wine, the transmission data word joint number of correspondence when the delivery time equals 1ms, with this byte number as the committed burst length value that calculates, with the committed burst length value as the committed burst length information.Committed burst length value (byte)=(÷ 8 of the transmission bandwidth of eating dishes without rice or wine Mb/s * 1ms), then according to the final committed burst length value of following rule decision, when the committed burst length value that calculates≤(1 * MTU+n * 64), get committed burst length value=1 * MTU+n * 64 (byte), when (1 * MTU+n * 64)＜committed burst length value＜32000 that calculate, get the current committed burst length value that calculates, when committed burst length value 〉=32000 that calculate, get committed burst length value=32000 (byte).Wherein, the integer value of n for being provided with, general recommendations n=6, the default MTU parameter value of intermediate frequency Modulation module are configured to 1522 bytes, and when ifd module MTU disposed less than 1522 bytes, committed burst length calculation value was still calculated according to default 1522 bytes.For example, when the transmission bandwidth of eating dishes without rice or wine is 10Mb/s, get n=6, the MTU=1522 byte, according to committed burst length value (byte)=(it is 1250 that the ÷ 8 of the transmission bandwidth of eating dishes without rice or wine Mb/s * 1ms) draws committed burst length, less than (1 * 1522+6 * 64)=1906, then final committed burst length value is 1906.
After eat dishes without rice or wine according to the microwave of described reception transmission bandwidth information and pre-configured maximum transmission unit number calculate the described committed burst length information of acquisition, second transmitting element 33 will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and described committed burst length information of described microwave sends to exchanges data unit 1 by control bus
First receiving element 11 of exchanges data unit 1 is received from that control unit 3 sends comprises the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and committed burst length information of microwave, and wherein committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory; Shaping unit 12 carries out the output flow shaping according to described traffic shaping control information to grouping busihess data to be handled, be specially according to the transmission bandwidth information of eating dishes without rice or wine of the microwave in the described traffic shaping control information and adjust the output speed of exchanges data unit 1, the maximum length of the grouping busihess data that restriction is transmitted according to the committed burst length information in the described traffic shaping control information, quantity with the long frame grouping that limits continuous output, when implementing, when bandwidth of air-interface hour, it is little that the committed burst length value need be set, avoid too much long frame grouping to occupy the transmission bandwidth, make CES (Circuit emulation service, circuit emulation service) business can not in time transmit and produce extra delay variation, thereby causes the professional end-to-end conveying function variation of CES.When bandwidth of air-interface was big, it is big that the committed burst length value can suitably be set, can also the long frame business of transmission data class as much as possible when guaranteeing CES business conveying function.
In the specific implementation, described intermediate frequency Modulation unit also can be used for the grouping busihess data of exporting behind the traffic shaping is carried out being exported by IF interface through the intermediate frequency Modulation processing after encapsulation process, multiplexing framing again.
With reference to Fig. 3, the method for a kind of packet microwave rate controlled of the embodiment of the invention three may further comprise the steps:
Step S301 receives the traffic shaping control information.
Described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory; Described traffic shaping control information is sent by the intermediate frequency Modulation unit or is sent by control bus by control unit during concrete enforcement.
Step S302 carries out the output flow shaping according to the traffic shaping control information to grouping busihess data and handles.
Adjust exchanges data unit output speed according to the transmission bandwidth information of eating dishes without rice or wine of the microwave in the described traffic shaping control information during concrete enforcement, the maximum length of the grouping busihess data that restriction is transmitted according to the committed burst length information in the described traffic shaping control information, quantity with the long frame grouping that limits continuous output, when implementing, when bandwidth of air-interface hour, it is little that business burst length parameter value need be set, avoid too much long frame grouping to occupy the transmission bandwidth, make CES (Circuit emulation service, circuit emulation service) business can not in time transmit and produce extra delay variation, thereby causes the professional end-to-end conveying function variation of CES.When bandwidth of air-interface was big, it is big that business burst length parameter value can suitably be set, can also the long frame business of transmission data class as much as possible when guaranteeing CES business conveying function.
With reference to Fig. 4, the method for a kind of packet microwave rate controlled of the embodiment of the invention four may further comprise the steps:
Step S401 is received from microwave that the intermediate frequency Modulation unit the sends transmission bandwidth information of eating dishes without rice or wine.Specific implementation is that control unit is received from microwave that the intermediate frequency Modulation unit the sends transmission bandwidth information of eating dishes without rice or wine.
Step S402 calculates and obtains described committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of microwave.To be control unit calculate and obtain the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of microwave specific implementation, and the computation rule of described committed burst length information elaborates in one implementing, and no longer repeats at this.
Step S403 will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and committed burst length information of microwave sends to the exchanges data unit.
With reference to Fig. 5, the embodiment of the invention five realizes the method for packet microwave rate controlled, may further comprise the steps:
Step S501 calculates and obtains described committed burst length information according to eat dishes without rice or wine transmission bandwidth and pre-configured maximum transmission unit number of microwave.
Be specially, the intermediate frequency Modulation unit calculates and obtains described committed burst length information according to eat dishes without rice or wine transmission bandwidth and pre-configured maximum transmission unit number of current microwave, the computation rule of described committed burst length information elaborates in enforcement one, no longer repeats at this.
Step S502 will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and committed burst length information of microwave sends to the exchanges data unit.
Step S503 receives the traffic shaping control information.
Be specially the exchanges data unit and receive the traffic shaping control information that the intermediate frequency Modulation unit sends, described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length limits the maximum amount of data of the grouping busihess data of buffer memory.
Step S504 carries out the output flow shaping according to the traffic shaping control information to grouping busihess data and handles.
Step S505, the grouping busihess data that will carry out after the output flow shaping is handled sends to the intermediate frequency Modulation unit.
Step S506, the intermediate frequency Modulation unit receives the grouping busihess data after traffic shaping is handled that the exchanges data unit sends.
Step S507 is with the grouping busihess data buffer memory after traffic shaping is handled that receives.
Step S508 judges whether the grouping busihess data amount of buffer memory reaches preset upper limit value, is judged as when being execution in step S509; If the judgment is No, execution in step S506.
Step S509 sends the information that receives the grouping busihess data for the treatment of buffer memory of suspending to the exchanges data unit.
Step S510 judges whether the grouping busihess data amount of buffer memory reaches default lower limit, is judged as when being execution in step S511; If the judgment is No, execution in step S506.
Step S511 sends the notice that receives the grouping busihess data for the treatment of buffer memory to the exchanges data unit.
In the specific implementation, step S510 only is judged as at step S508 and just carries out after being.There is not inevitable sequencing between step S508 and the step S509, can first execution in step S509, also can first execution in step S508.Be specially, can judge whether to reach the higher limit of data volume earlier, judge whether to reach the lower limit of data volume again; Also can judge whether to reach the lower limit of data volume earlier, judge whether to reach the higher limit of data volume again.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Adopt the present invention, realize Flow-rate adjustment, reduced the processing delay of Packet Service in equipment and the function complexity of system, reduced equipment cost by using one-level exchanges data unit structure.
Above disclosed is preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (12)
1. a method that realizes packet microwave data flow reshaping is characterized in that, comprising:
Receive the traffic shaping control information, described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length information is used to limit the maximum amount of data of the grouping busihess data of buffer memory;
According to described traffic shaping control information grouping busihess data being carried out the output flow shaping handles.
2. the method for claim 1 is characterized in that, also comprises:
Calculate and obtain described committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of described microwave.
3. method as claimed in claim 2 is characterized in that, the control information of described reception traffic shaping comprises:
Receive the traffic shaping control frame, described traffic shaping control frame comprises described microwave eat dishes without rice or wine transmission bandwidth information and described committed burst length information.
4. the method for claim 1 is characterized in that, also comprises:
The described grouping busihess data of handling through traffic shaping is carried out buffer memory.
5. method as claimed in claim 4 is characterized in that, also comprises:
Whether the grouping busihess data amount of judging buffer memory reaches preset upper limit value, is judged as when being, sends the information that receives the grouping busihess data for the treatment of buffer memory of suspending;
Or whether the grouping busihess data amount of judging buffer memory reach default lower limit, is judged as when being, sends the notice that receives the grouping busihess data for the treatment of buffer memory.
6. an exchanges data unit is characterized in that, comprising:
First receiving element is used to receive the traffic shaping control information, and described traffic shaping control information comprises microwave eat dishes without rice or wine transmission bandwidth information and committed burst length information, and described committed burst length is used to limit the maximum amount of data of the grouping busihess data of buffer memory;
Shaping unit is used for according to described traffic shaping control information grouping busihess data being carried out the output flow shaping and handles.
7. an intermediate frequency Modulation unit is characterized in that, comprising:
Computing unit is used for calculating and obtaining the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of microwave, and described committed burst length is used to limit the maximum amount of data of the grouping busihess data of buffer memory;
First transmitting element is used to send and comprises the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and described committed burst length information of described microwave.
8. intermediate frequency Modulation as claimed in claim 7 unit is characterized in that, also comprises:
Buffer unit is used to receive the grouping busihess data after traffic shaping is handled, and the described grouping busihess data of buffer memory.
9. intermediate frequency Modulation as claimed in claim 8 unit is characterized in that, also comprises:
The first judgment processing unit is used to judge whether described grouping busihess data amount reaches preset upper limit value, is judged as when being, sends to suspend the indication information that receives described grouping busihess data;
Or, comprise
The second judgment processing unit is used to judge whether described grouping busihess data amount reaches default lower limit, is judged as when being, sends the indication information that continues to receive described grouping busihess data.
10. a control unit is characterized in that, comprising:
Second receiving element is used to receive the microwave transmission bandwidth information of eating dishes without rice or wine;
Computing unit, be used for obtaining the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of the microwave that described second receiving element receives, described committed burst length is used to limit the maximum amount of data of the grouping busihess data of buffer memory;
Second transmitting element, the traffic shaping control information that is used for comprising the committed burst length information that transmission bandwidth information and described computing unit calculate of eating dishes without rice or wine microwave that described receiving element receives sends to the exchanges data unit.
11. a system that realizes packet microwave transmission control is characterized in that, comprising:
The intermediate frequency Modulation unit, be used for calculating and obtaining described committed burst length information, and will comprise that the eat dishes without rice or wine traffic shaping control information of transmission bandwidth and described committed burst length information of described microwave sends according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of microwave;
The exchanges data unit is used to receive the described traffic shaping control information that described intermediate frequency Modulation unit sends, and according to described traffic shaping control information grouping busihess data is carried out the output flow shaping and handle.
12. a system that realizes packet microwave transmission control is characterized in that, comprising:
The intermediate frequency Modulation unit is used to obtain the microwave transmission bandwidth information of eating dishes without rice or wine;
Control unit, be used to receive described microwave that described intermediate frequency Modulation unit the sends transmission bandwidth information of eating dishes without rice or wine, calculate and obtain the committed burst length information according to eat dishes without rice or wine transmission bandwidth information and pre-configured maximum transmission unit number of the microwave of described reception, and send the eat dishes without rice or wine traffic shaping control information of transmission bandwidth information and described committed burst length information of the microwave that comprises described reception;
The exchanges data unit, the described traffic shaping control information that is used for sending according to described control unit is carried out the output flow shaping to grouping busihess data and is handled.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100295093A CN101471876B (en) | 2008-07-16 | 2008-07-16 | Method, device and system for implementing packet microwave data flow reshaping |
| PCT/CN2009/072441 WO2010006534A1 (en) | 2008-07-16 | 2009-06-25 | A method, apparatus and system for realizing the packet microwave data traffic shaping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100295093A CN101471876B (en) | 2008-07-16 | 2008-07-16 | Method, device and system for implementing packet microwave data flow reshaping |
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| Publication Number | Publication Date |
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| CN101471876A CN101471876A (en) | 2009-07-01 |
| CN101471876B true CN101471876B (en) | 2010-07-07 |
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| CN2008100295093A Active CN101471876B (en) | 2008-07-16 | 2008-07-16 | Method, device and system for implementing packet microwave data flow reshaping |
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| WO (1) | WO2010006534A1 (en) |
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| CN110290554A (en) * | 2019-06-28 | 2019-09-27 | 京信通信系统（中国）有限公司 | Data transmission processing method, device and communication equipment |
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| US7016302B1 (en) * | 2000-08-16 | 2006-03-21 | Ironbridge Networks, Inc. | Apparatus and method for controlling queuing of data at a node on a network |
| US6865388B2 (en) * | 2001-08-09 | 2005-03-08 | Hughes Electronics Corporation | Dynamic queue depth management in a satellite terminal for bandwidth allocations in a broadband satellite communications system |
| US7237007B2 (en) * | 2001-12-05 | 2007-06-26 | Qualcomm Incorporated | Method and system for flow control between a base station controller and a base transceiver station |
| US20070171830A1 (en) * | 2006-01-26 | 2007-07-26 | Nokia Corporation | Apparatus, method and computer program product providing radio network controller internal dynamic HSDPA flow control using one of fixed or calculated scaling factors |
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| CN101471876A (en) | 2009-07-01 |
| WO2010006534A1 (en) | 2010-01-21 |
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