CN1866967A - Method for providing service with different service quality requirement - Google Patents
Method for providing service with different service quality requirement Download PDFInfo
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- CN1866967A CN1866967A CN 200510070671 CN200510070671A CN1866967A CN 1866967 A CN1866967 A CN 1866967A CN 200510070671 CN200510070671 CN 200510070671 CN 200510070671 A CN200510070671 A CN 200510070671A CN 1866967 A CN1866967 A CN 1866967A
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Abstract
The invention relates to a method for providing the services with different quality demands, which is characterized in that: first, dividing the physical channel of access circuit of access layer, into the logic channels relative to different transmission characters; then, based on said logic channels, providing different services. With said invention, the services with different quality demands are distributed with different logic channels, without increasing the bandwidth of access layer and using complex QoS distribution method.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of method that the business of different service quality requirement is provided.
Background technology
Present broadband access network adopts Ethernet or POS system interface up usually, its framework comprises user terminal as shown in Figure 1, as Servise Treminal1, the ServiseTreminal2 among Fig. 1, aggregation networks, access network server B RAS or router and core layer network.Wherein, can carry out the mutual of business information between user terminal and aggregation networks, and the aggregation networks major part all is to adopt the network that makes up based on two layers or three-tier switch, it is connected on the concentrated BRAS or router device, and described BRAS or router device are connected with the core layer network.
The core layer network is made up of core router or switch, the business that different ISP (ISP) provides, and ISP1 as shown in fig. 1, Internet, ISP2 business are connected on the core network by the IP port.
The business that ISP (ISP) provides has varied, and all different with requirement to the time-delay of network, for example the ISP of common online provides business of networking, does not need very high quality of service requirement; Some ISP provides speech business, and so just the service quality to business proposes very high requirement.
The miscellaneous service of the prior art relevant in order to provide different service quality to require at Access Layer with the present invention, adopted higher Access Layer bandwidth, and more complicated queue scheduling mechanism, and the described more complicated queue scheduling mechanism of foundation is dispatched at every kind of business.
By the technical scheme of prior art as can be seen, there is following deficiency in it:
1, bandwidth improves, and will cause network equipment investment to increase, and the networking cost increases.
2, complicated QoS dispatches, and will cause equipment to realize that cost increases, and network cost increases.
Summary of the invention
In view of above-mentioned existing in prior technology problem, the purpose of this invention is to provide a kind of method that the business of different service quality requirement is provided, by this method, in the bandwidth that need not improve Access Layer, and adopt under the situation of more complicated QoS scheduling mechanism, can guarantee the different service quality requirement of miscellaneous service.
The objective of the invention is to be achieved through the following technical solutions:
The invention provides a kind of method that the business of different service quality requirement is provided, comprising:
A, at Access Layer, the physical channel of line attachment is divided into the logical channel of corresponding different transmission features;
B, the business that provides different service quality to require based on described different logical channel.
Wherein, the transmission feature described in the steps A comprises: the antijamming capability of circuit time delay and/or paired pulses noise.
Wherein, described step B specifically comprises:
B1, according to the transmission feature of logical channel correspondence, distribute corresponding logical channel to give the different business of quality of service requirement;
B2, upper strata processing module handle described business according to the different service quality requirement of business from the logical channel scheduling of correspondence.
Wherein, carrying out described step B1 also comprises before:
According to the different service quality requirement of business, be described business setting corresponding business label, and the priority of corresponding described service label.
Wherein, described step B1 specifically comprises:
B11, according to the transmission feature of logical channel correspondence, distribute corresponding logical channel to give different service labels, and corresponding different priority.
Wherein, described step B11 specifically comprises:
Transmission feature according to the logical channel correspondence, logical channel a little less than the antijamming capability of low time delay in the transmission feature and/or paired pulses noise is distributed to the service label of high priority, the strong logical channel of antijamming capability of high time delay in the transmission feature and/or paired pulses noise is distributed to the service label of low priority.
Wherein, described step B1 specifically comprises:
B12, different logical channels is mapped to identical service label, and according to the transmission feature of logical channel correspondence, for described identical service label distributes corresponding different priorities.
Wherein, described step B12 specifically comprises:
Different logical channels is mapped to identical service label, and according to the transmission feature of logical channel correspondence, be the service label on the logical channel of transmission feature a little less than for the antijamming capability of low time delay and/or paired pulses noise, distribute corresponding high priority, for transmission feature is a service label on the strong logical channel of the antijamming capability of high time delay and/or paired pulses noise, distribute corresponding low priority.
Wherein, described step B2 specifically comprises:
The upper strata processing module is handled the different business of described quality of service requirement according to service priority grade order from high to low from the logical channel scheduling of correspondence.
As seen from the above technical solution provided by the invention, method of the present invention is divided into the logical channel of corresponding different transmission features at Access Layer with the physical channel of line attachment, and the business that provides different service quality to require based on described different logical channel.By this method, can be the different logical channel of traffic assignments that different service quality requires, thus can be in the bandwidth that need not improve Access Layer, and adopt under the situation of more complicated QoS scheduling mechanism the different service quality requirement of assurance miscellaneous service.
Description of drawings
Fig. 1 is the Organization Chart of present broadband access network;
Fig. 2 is a flow chart of the present invention;
Fig. 3 is when adopting the 1:1 mapped mode among the present invention, logical channel and professional mapping principle figure;
Fig. 4 is when adopting the N:1 mapped mode among the present invention, logical channel and professional mapping principle figure.
Embodiment
The invention provides a kind of method that the business of different service quality requirement is provided, its core is: at first at Access Layer, the physical channel of line attachment is divided into the logical channel of corresponding different transmission features; The business that provides different service quality to require based on described different logical channel then.
Embodiment provided by the invention as shown in Figure 2, comprising:
Step S101 at Access Layer, is divided into the physical channel of line attachment the logical channel of corresponding different transmission features.
Wherein said transmission feature comprises: the antijamming capability of circuit time delay and/or paired pulses noise etc.
Step S102 according to the different service quality requirement of business, is described business setting corresponding business label, and the priority of corresponding described service label.
Step S103 according to the antijamming capability characteristic of delay character in the transmission feature of logical channel correspondence and/or paired pulses noise, distributes corresponding logical channel to give the different business of quality of service requirement.
In step S103, on access device, the distribution of different logical channels comprises two kinds of situations.
First kind of situation is: according to the delay character in the transmission feature of logical channel correspondence, distribute corresponding logical channel to give different service labels, and according to the difference of quality of service requirement, with the described different corresponding different priority of service label.Promptly, antijamming capability characteristic according to delay character in the transmission feature of logical channel correspondence and/or paired pulses noise, logical channel a little less than the antijamming capability of propagation delay time is low and/or paired pulses noise is distributed to the service label of high priority, the strong logical channel of antijamming capability of propagation delay time height and/or paired pulses noise is distributed to the service label of low priority.
In this case, according to the 1:1 mapped mode, logical channel is mapped directly to label, different logical channels is mapped to different service labels, and service label corresponding priorities grade difference.As shown in Figure 3, the logical channel 1 of line attachment is mapped to service label Lable1, its corresponding priorities grade is a priority 1; Logical channel 2 is mapped to service label Lable2, and its corresponding priorities grade is a priority 2.
Second kind of situation is: different logical channels is mapped to identical service label, and according to the delay character in the transmission feature of logical channel correspondence, for described identical service label distributes corresponding different priorities.Promptly, different logical channels is mapped to identical service label, and according to the antijamming capability of delay character in the transmission feature of logical channel correspondence and/or paired pulses noise, service label on the logical channel a little less than the antijamming capability of and/or paired pulses noise low for propagation delay time, distribute corresponding high priority, service label on the strong logical channel of the antijamming capability of propagation delay time height and/or paired pulses noise distributes corresponding low priority.
In this case, according to the N:1 mode map, logical channel maps directly to the priority of label: the label that different logical channels is corresponding identical, but priority difference.As shown in Figure 4, the logical channel 1 of line attachment is mapped to service label Lable1, its corresponding priorities grade is a priority 1; Logical channel 2 also is mapped to service label Lable1, and its corresponding priorities grade is a priority 2.
Through after the above-mentioned steps, on access device, different business is bound with different logical channels, business for high priority, as the VoIP business, can that is to say for its logical channel binding that distributes low time delay, the business datum that time-delay is received on the passage to the corresponding business label, is provided with corresponding priority level for it according to 1:1 or N:1 mode map simultaneously.After handling like this, execution in step S104.
Step S104, upper strata treatment facility handle described business according to the different service quality requirement of business from the logical channel scheduling of correspondence.
The upper strata treatment facility is handled the different business of described quality of service requirement according to service priority grade order from high to low from the logical channel scheduling of correspondence.Formation for the message of high priority distributes high priority guarantees professional service quality.
By above-mentioned embodiment as can be seen, the present invention from service terminal to the professional ISP, guaranteed qos has end to end utilized * the time delay attribute and the antijamming capability attribute of the multi-logical channel of DSL fully, and the business high for quality of service requirement provides service.Therefore the present invention for the high business of quality of service requirement provides lower transmission delay, thereby guarantees service quality on the same access bandwidth of assurance.By the present invention, can be directly and the service label mapping with logical channel, direct attribute and service label and priority mapping thereof with physical layer are accomplished seamless processing.When multi-service is provided, need not improve the bandwidth of Access Layer, and adopt more complicated QoS scheduling mechanism, so cost is lower.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (9)
1, a kind of method that the business of different service quality requirement is provided is characterized in that, comprising:
A, at Access Layer, the physical channel of line attachment is divided into the logical channel of corresponding different transmission features;
B, the business that provides different service quality to require based on described different logical channel.
2, method according to claim 1 is characterized in that, the transmission feature described in the steps A comprises: the antijamming capability of circuit time delay and/or paired pulses noise.
3, method according to claim 1 is characterized in that, described step B specifically comprises:
B1, according to the transmission feature of logical channel correspondence, distribute corresponding logical channel to give the different business of quality of service requirement;
B2, upper strata processing module handle described business according to the different service quality requirement of business from the logical channel scheduling of correspondence.
4, method according to claim 3 is characterized in that, carries out described step B1 and also comprises before:
According to the different service quality requirement of business, be described business setting corresponding business label, and the priority of corresponding described service label.
5, method according to claim 4 is characterized in that, described step B1 specifically comprises:
B11, according to the transmission feature of logical channel correspondence, distribute corresponding logical channel to give different service labels, and corresponding different priority.
6, method according to claim 5 is characterized in that, described step B11 specifically comprises:
Transmission feature according to the logical channel correspondence, logical channel a little less than the antijamming capability of low time delay in the transmission feature and/or paired pulses noise is distributed to the service label of high priority, the strong logical channel of antijamming capability of high time delay in the transmission feature and/or paired pulses noise is distributed to the service label of low priority.
7, method according to claim 4 is characterized in that, described step B1 specifically comprises:
B12, different logical channels is mapped to identical service label, and according to the transmission feature of logical channel correspondence, for described identical service label distributes corresponding different priorities.
8, method according to claim 7 is characterized in that, described step B12 specifically comprises:
Different logical channels is mapped to identical service label, and according to the transmission feature of logical channel correspondence, be the service label on the logical channel of transmission feature a little less than for the antijamming capability of low time delay and/or paired pulses noise, distribute corresponding high priority, for transmission feature is a service label on the strong logical channel of the antijamming capability of high time delay and/or paired pulses noise, distribute corresponding low priority.
9, according to claim 6 or 8 described methods, it is characterized in that described step B2 specifically comprises:
The upper strata processing module is handled the different business of described quality of service requirement according to service priority grade order from high to low from the logical channel scheduling of correspondence.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200510070671 CN1866967A (en) | 2005-05-18 | 2005-05-18 | Method for providing service with different service quality requirement |
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| CN 200510070671 CN1866967A (en) | 2005-05-18 | 2005-05-18 | Method for providing service with different service quality requirement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011072443A1 (en) * | 2009-12-16 | 2011-06-23 | 中兴通讯股份有限公司 | Method and apparatus for controlling flow in communication system |
| CN101188615B (en) * | 2007-12-10 | 2012-02-08 | 中兴通讯股份有限公司 | Resource acceptance control system and its method |
| CN105830423A (en) * | 2013-12-19 | 2016-08-03 | 汤姆逊许可公司 | Method for an automatic selection of an IP QOS mechanism, respective CPE device and computer readable storage medium |
| WO2018121489A1 (en) * | 2016-12-26 | 2018-07-05 | 中国移动通信有限公司研究院 | Method and device for data transmission of front-haul transport network, and computer storage medium |
-
2005
- 2005-05-18 CN CN 200510070671 patent/CN1866967A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101188615B (en) * | 2007-12-10 | 2012-02-08 | 中兴通讯股份有限公司 | Resource acceptance control system and its method |
| WO2011072443A1 (en) * | 2009-12-16 | 2011-06-23 | 中兴通讯股份有限公司 | Method and apparatus for controlling flow in communication system |
| CN105830423A (en) * | 2013-12-19 | 2016-08-03 | 汤姆逊许可公司 | Method for an automatic selection of an IP QOS mechanism, respective CPE device and computer readable storage medium |
| CN105830423B (en) * | 2013-12-19 | 2019-01-22 | 汤姆逊许可公司 | IP QOS mechanism automatic selecting method, relevant device and computer readable storage medium |
| WO2018121489A1 (en) * | 2016-12-26 | 2018-07-05 | 中国移动通信有限公司研究院 | Method and device for data transmission of front-haul transport network, and computer storage medium |
| US10999840B2 (en) | 2016-12-26 | 2021-05-04 | China Mobile Communication Co., Ltd Research Institute | Method and device for data transmission of front-haul transport network, and computer storage medium |
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