CN103618679A

CN103618679A - Service quality control method, device and system

Info

Publication number: CN103618679A
Application number: CN201310603591.7A
Authority: CN
Inventors: 尹树成; 孔涛; 刘维华; 杜伟; 胡杰晖
Original assignee: Shanghai Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-11-25
Filing date: 2013-11-25
Publication date: 2014-03-05
Also published as: WO2015074586A1

Abstract

The embodiment of the invention provides a service quality control method, device and system. The method includes the steps that controller obtains service identification and service quality requirements transmitted in a wireless network; corresponding relations between the service identification and the service quality requirements are established, so that flow rules are generated; the flow rules are issued to a switch so that when the switch receives services currently transmitted by wireless network equipment, flow rule matching is performed according to the service identification currently transmitted, and the service currently transmitted are dispatched according to the service quality requirements in the matched flow rules. Service quality control over the services is effectively achieved through the service quality control method, device and system.

Description

Method for controlling quality of service, device and system

Technical field

The application relates to networking technology area, relates in particular a kind of method for controlling quality of service, device and system.

Background technology

Service quality (QOS, Quality of Service) is a kind of security mechanism of network, refers to that, in network service process, permission business obtains expected service level at aspects such as service priority, packet loss, delay, shake and bandwidth.Along with the continuous proposition of the development of network technology and new business, service quality more and more becomes the key factor of restriction network Development.

In prior art, a kind of service mechanism that network provides is based on DiffServ(Differentiated Service, Differentiated Services) network technology, when Business Stream is during from wireless network transmissions to bearer network, based on DiffServ technology, carry out business dispatching priority mark, thereby bearer network is to realize business scheduling according to the business dispatching priority of mark.

In realizing process of the present invention, inventor's discovery, existing DiffServ technology can only guarantee business dispatching priority, and cannot guarantee the requirement of business to bandwidth, time delay, packet loss etc.And different business is different to the demand of service quality, in business transmitting procedure, if adopt DiffServ technology, can not guarantee the requirement of business to service quality itself, that is to say, existing network can only provide relative quality assurance, can not realize effectively accurately the service quality of business and control.

Summary of the invention

The application provides a kind of method for controlling quality of service, device and system, in order to solve the technical problem of the service quality control that can not effectively accurately realize business in prior art.

For achieving the above object, the application provides following technical scheme:

First aspect, provides a kind of method for controlling quality of service, comprising:

Controller obtains service identification and the quality of service requirement of the business of transmission in wireless network;

Set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule;

Described stream rule is issued to switch, so that described switch is while receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

In the first of described first aspect may implementation, the service identification of the business of described transmission in wireless network and described quality of service requirement are that Wireless Communication Equipment is determined and is sent to described controller.

Second aspect, provides a kind of method for controlling quality of service, comprising:

Switch obtains the stream rule that controller issues, described stream rule generates for the corresponding relation of described controller by the service identification set up and quality of service requirement, and described service identification and described quality of service requirement are service identification and the quality of service requirement of the business of the transmission in wireless network that obtains of described controller;

When receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match;

According to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

In the first possibility implementation of described second aspect, when not there is not the stream rule of mating with the business of current transmission, described method also comprises:

Obtain the DSCP information of the differential service code of mark in the packet of business of the current transmission of described Wireless Communication Equipment;

According to the business of current transmission described in described DSCP message scheduling.

The third aspect, provides a kind of method for controlling quality of service, comprising:

Wireless Communication Equipment is determined service identification and the quality of service requirement of the business of current transmission;

Described service identification and described quality of service requirement are sent in controller, so that described controller is set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule, and described stream rule is issued to switch.

Fourth aspect, provides a kind of method for controlling quality of service, comprising:

Described controller is set up the corresponding relation of described service identification and described quality of service requirement, generates stream rule;

Described controller is issued to switch by described stream rule;

Described switch obtains the described stream rule that controller issues;

When described switch receives the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

The 5th aspect, provides a kind of method for controlling quality of service, comprising:

Wireless Communication Equipment is determined the quality of service requirement of the business of current transmission;

According to default coded system and the corresponding relation of quality of service requirement, determine the coded system corresponding to quality of service requirement of the business of described current transmission;

According to described coded system, generate the traffic category territory in packet networks layer packet header or the information in COS territory of the business of described current transmission, the information in described traffic category territory or COS territory is used to indicate bearer network equipment according to the corresponding relation of described default coded system and quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory, and according to the business of the described current transmission of described quality of service requirement scheduling.

The 6th aspect, provides a kind of method for controlling quality of service, comprising:

Bearer network equipment receives the business of the current transmission of Wireless Communication Equipment;

Obtain the traffic category territory, packet networks layer packet header of described current transport service or the information in COS territory, the information in described traffic category territory or COS territory is that described Wireless Communication Equipment generates according to coded system corresponding to the quality of service requirement of the business of described current transmission, and the coded system corresponding to quality of service requirement of the business of described current transmission is that described Wireless Communication Equipment is determined according to the corresponding relation of default coded system and quality of service requirement;

According to the corresponding relation of described default coded system and quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory;

According to the business of the described current transmission of described quality of service requirement scheduling.

The 7th aspect, provides a kind of quality control/device, comprising:

First information acquisition module, for obtaining service identification and the quality of service requirement of the business of transmission in wireless network;

Flow regular generation module, for setting up described service identification that described acquisition module obtains and the corresponding relation of described quality of service requirement, generate stream rule;

Flow regular sending module, for the described stream rule that the regular generation module of described stream is generated, be issued to switch, so that described switch is while receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

Eight aspect, provides a kind of quality control/device, comprising:

Stream rule acquisition module, the stream rule issuing for obtaining controller, described stream rule generates for the corresponding relation of described controller by the service identification set up and quality of service requirement, and described service identification and described quality of service requirement are service identification and the quality of service requirement of the business of the transmission in wireless network that obtains of described controller;

Stream rule match module, for when receiving the business of the current transmission of Wireless Communication Equipment, flows rule match according to the service identification of the business of described current transmission;

The first message control module, for the business of the described current transmission of quality of service requirement scheduling according to the stream rule of coupling.

In the first of described eight aspect may implementation, when not being present in the stream rule of business coupling of current transmission, described device also comprises:

Information on services acquisition module, for obtaining the DSCP information of differential service code of packet mark of the business of the current transmission of described Wireless Communication Equipment;

The second message control module, for the business of current transmission described in the described DSCP message scheduling of obtaining according to described information on services acquisition module.

The 9th aspect, provides a kind of quality control/device, comprising:

The second acquisition of information module, for determining the service identification of business and the quality of service requirement of described business of current transmission;

Information sending module, for described service identification and corresponding described quality of service requirement are sent to controller, so that described controller is set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule, and described stream rule is issued to switch.

The tenth aspect, provides a kind of quality control/device, comprising:

Information determination module, for determining the quality of service requirement of the business of current transmission;

Coding determination module, for the corresponding relation of the coded system according to default and quality of service requirement, determines the coded system corresponding to quality of service requirement of the business of described current transmission;

Information generating module, be used for according to described coded system, generate the traffic category territory in packet networks layer packet header or the information in COS territory of the business of described current transmission, the information in described traffic category territory or COS territory is used to indicate bearer network equipment according to the corresponding relation of described default coded system and quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory, and according to the business of the described current transmission of described quality of service requirement scheduling.

The tenth on the one hand, and a kind of quality control/device is provided, and comprising:

Business receiver module, for receiving the business of the current transmission of Wireless Communication Equipment;

Domain information acquisition module, for obtaining the traffic category territory, packet networks layer packet header of described current transport service or the information in COS territory, the information in described traffic category territory or COS territory is that described Wireless Communication Equipment generates according to coded system corresponding to the quality of service requirement of the business of described current transmission, and the coded system corresponding to quality of service requirement of the business of described current transmission is that described Wireless Communication Equipment is determined according to the corresponding relation of default coded system and quality of service requirement;

Information determination module, for according to the corresponding relation of described default coded system and quality of service requirement, determines the quality of service requirement corresponding to information in described traffic category territory or COS territory;

The 3rd message control module, for dispatching the business of described current transmission according to described quality of service requirement.

The 12 aspect, provides a kind of service quality control system, comprises controller and switch;

Described controller, for obtaining service identification and the quality of service requirement of the business of transmission in wireless network; Set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule; Described stream rule is issued to described switch;

Described switch, the described stream rule issuing for obtaining controller; When receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match; According to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

To sum up, the application provides a kind of method for controlling quality of service, device and system, by controller, obtained service identification and the quality of service requirement of the business of transmission in wireless network, and set up the corresponding relation of service identification and quality of service requirement, generate stream rule, and this stream rule is issued to switch, switch is when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.Thereby quality of service guarantee is accurately and effectively provided, can have carried out business scheduling according to the quality of service requirement of business, realized as different business provides its required network service quality, thereby realized business service quality control accurately and effectively.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only the application's embodiment, for those of ordinary skills, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.

The flow chart of the embodiment of a kind of method for controlling quality of service that Fig. 1 provides for the embodiment of the present application;

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 2 provides for the embodiment of the present application;

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 3 provides for the embodiment of the present application;

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 4 provides for the embodiment of the present application;

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 5 provides for the embodiment of the present application;

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 6 provides for the embodiment of the present application;

The structural representation of the embodiment of a kind of quality control/device that Fig. 7 provides for the embodiment of the present application;

The structural representation of the embodiment of a kind of controller that Fig. 8 provides for the embodiment of the present application;

The structural representation of a kind of another embodiment of quality control/device that Fig. 9 provides for the embodiment of the present application;

The structural representation of the embodiment of a kind of switch that Figure 10 provides for the embodiment of the present application;

The structural representation of a kind of another embodiment of quality control/device that Figure 11 provides for the embodiment of the present application;

The structural representation of the embodiment of a kind of Wireless Communication Equipment that Figure 12 provides for the embodiment of the present application;

The structural representation of a kind of another embodiment of quality control/device that Figure 13 provides for the embodiment of the present application;

The structural representation of a kind of another embodiment of Wireless Communication Equipment that Figure 14 provides for the embodiment of the present application;

The structural representation of a kind of another embodiment of quality control/device that Figure 15 provides for the embodiment of the present application;

The structural representation of a kind of another embodiment of Wireless Communication Equipment that Figure 16 provides for the embodiment of the present application;

The structural representation of the embodiment of a kind of service quality control system that Figure 17 provides for the embodiment of the present application.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only the application's part embodiment, rather than whole embodiment.Embodiment based in the application, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the application's protection.

One of main thought of the application can comprise:

Controller obtains service identification and the quality of service requirement of the business of transmission in wireless network, and set up the corresponding relation of service identification and quality of service requirement, generate stream rule, and described stream rule is issued to switch, switch is when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.Thereby quality of service guarantee is accurately and effectively provided, can have carried out business scheduling according to the quality of service requirement of business, realized as different business provides its required network service quality, thereby realized service quality accurately and effectively, controlled.

The flow chart of the embodiment of a kind of method for controlling quality of service that Fig. 1 provides for the embodiment of the present application, the method can comprise following step:

101: controller obtains service identification and the quality of service requirement of the business of transmission in wireless network.

When in wireless network, each Wireless Communication Equipment is carried out business transmission, need to carry out the processing such as business scheduling by the bearer network of wireless network, bearer network can refer to the equipment of each Wireless Communication Equipment in connecting wireless network and the network that forms, equipment such as router, switch.

Due to dissimilar business, for example session service and background business, different to the requirement possibility of service quality (QOS, Quality of Service).

And in prior art, business is by wireless network transmissions during to bearer network, the service model providing is generally DiffServ(Differentiated Service, Differentiated Services) model, be by Wireless Communication Equipment based on DiffServ network technology, only business is carried out to dispatching priority mark, the DSCP(Differentiated Services Code Point of 6 bits is set in business datum packet header, differentiated services code points) field, in order to represent different business dispatching priority.When bearer network equipment receives business, according to this DSCP information, according to the business dispatching priority representing, carry out business scheduling.Therefore in prior art, abandon the requirement of business to service quality itself, be merely able to the quality of service guarantee that provides relative.

And the embodiment of the present application is based on SDN((Software Defined Network, software defined network) realize, SDN is a kind of new network innovation framework, it is by separating chain of command and data surface, realized the flexible control of network traffics, improved the efficiency of management of network, for the innovation of core network and application provides good platform.Its core technology is OpenFlow.Network element device in software defined network based on OpenFlow technology mainly comprises OpenFlow controller (OpenFlow Controller) and OpenFlow switch (OpenFlow Switch).Switch comprises one or more stream tables, and stream table forms by much flowing list item, and every first-class list item is first-class rule.Stream is regular to be generated and is issued in switch by controller, when switch receives data, by receiving data inquiry in stream table, flows rule match, according to the executable operations of stipulating in the stream rule of coupling, carries out the processing operations such as data retransmission.

Therefore, the embodiment of the present application middle controller and switch are the equipment in software defined network, and it can substitute existing bearer network equipment, form the bearer network of new wireless network.

The embodiment of the present application in actual applications and, wireless network can be NGN(Next Generation Network, next generation network).

Business in wireless network can refer to arbitrary business of transmission in wireless network, for each business, all can obtain its service identification and quality of service requirement.

The service identification of business in wireless network, can refer to for distinguishing the unique identification of different business.In wireless network, the quality of service requirement of business can refer to the quality of service requirement of the business for particular type defined by the user, or the quality of service requirement of being stipulated for the business of particular type by wireless network.This quality of service requirement can comprise the information such as service priority requirement, service delay and shake requirement, the requirement of business packet loss and service bandwidth requirement.

The service identification of business and quality of service requirement thereof in the wireless network that controller obtains, can there is multiple implementation, a kind of possible implementation, by Wireless Communication Equipment, determined, be that Wireless Communication Equipment can be from the business of its transmission, determine service identification and quality of service requirement, and be sent to controller.Controller in SDN is provided with northbound interface, can be called by Wireless Communication Equipment, thereby realize controller, obtains service identification and the service request that Wireless Communication Equipment sends.

Wherein, this determines that the Wireless Communication Equipment of service identification and quality of service requirement can be Wireless Communication Equipment default in wireless network, when this default Wireless Communication Equipment gets the business of transmission, can extract service identification and quality of service requirement, and be sent to controller.This default Wireless Communication Equipment can be the ability switch gateway in wireless network or operational support system, OSS equipment, or arbitrary network element device of core net etc.

102: the corresponding relation of setting up described service identification and described quality of service requirement, generate stream rule, and described stream rule is issued to switch, so that described switch is while receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

In SDN, the stream rule that controller is issued to switch comprises the information such as stream match information and executable operations content.Stream match information is for the different information flows of unique identification, and executable operations content is used to indicate the processing of stream information.

Therefore, in the present embodiment, controller, according to the service identification and the quality of service requirement that obtain, can be set up the corresponding relation of service identification and quality of service requirement, and it is issued in switch as stream rule.Service identification can be used as the stream match information in stream rule, and quality of service requirement can be used as the executable operations content in stream rule.This stream rule that switch issues controller is saved in stream table.

Thereby when switch receives the business of the current transmission of Wireless Communication Equipment, can flow rule match according to the service identification of this business, if there is the stream rule of coupling, according to this stream rule, carry out business scheduling, in the present embodiment, quality of service requirement is as executable operations content, thus switch specifically according to this quality of service requirement scheduling, deserve before the business of transmission.Thereby can effectively meet the quality of service requirement of business, realize effective control of service quality, quality of service guarantee is accurately provided.

In the present embodiment, by controller, obtain service identification and the quality of service requirement of business in wireless network, and set up the corresponding relation of service identification and quality of service requirement, generate stream rule and be issued to switch, switch is preserved this stream rule, when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.Controller in SDN network and the switch alternative bearer network equipment, be responsible for business scheduling, thereby quality of service guarantee be accurately and effectively provided, and can provide its required network service quality for different business, realized service quality accurately and effectively and controlled.

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 2 provides for the embodiment of the present application, the method can comprise following step:

201: switch obtains the stream rule that controller issues.

The present embodiment technical scheme is specifically applied in SDN network, the bearer network using SDN network as wireless network.

Described switch and described controller can refer to OpenFlow controller and OpenFlow switch, as bearer network equipment.Switch is connected with controller, and can connect with Wireless Communication Equipment, thereby realizes the processing operations such as scheduling forwarding of business.

Wherein, this stream rule generates for the corresponding relation of described controller by the service identification set up and quality of service requirement, and described service identification and described quality of service requirement are service identification and the quality of service requirement of the business of the transmission in wireless network that obtains of described controller.

Switch gets after the stream rule that controller issues, and as stream list item, is saved in corresponding stream table.

202: when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match.

Switch is connected with Wireless Communication Equipment, and the business of can being responsible for is dispatched, forwarded, abandons etc. and processes operation, can realize the demand of communication two ends transmission information.

Switch can receive the business of the current transmission of Wireless Communication Equipment, thereby can extract the service identification of the business of deserving front transmission, according to this service identification, flows rule match, determines the stream rule matching.

203: according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

Determine after the stream rule of business coupling of current transmission the business of transmission before can deserving according to the quality of service requirement scheduling in the stream rule of this coupling.Because quality of service requirement for being that the quality of service requirement of the business of the transmission in wireless network by obtaining obtains, therefore, can realize the service quality control accurately and effectively of transport service before deserving, business is at utmost guaranteed at quality of service requirements such as time delay, shake, packet loss, bandwidth, dispatching priorities.

Due to when flowing rule match, may not there is not the stream rule of mating with current transport service, now, method described in the present embodiment can also comprise:

204: when not there is not stream when rule of mating with the business of current transmission, obtain the DSCP information of the differential service code of mark in the packet of business of described current transmission.

205: according to the business of described current transmission described in described DSCP message scheduling.

When the stream that does not exist the business of current transmission to mate is regular, the service quality model that switch can provide according to DiffServ network technology is carried out the scheduling of the business of current transmission.

In network service process, in the present embodiment, Wireless Communication Equipment still can be based on DiffServ technology, the dscp field of 6 bits is set at the head of the packet of the business of current transmission, this dscp field is in order to represent different business dispatching priority, 6 bits can form 64 numerical value of 0～63, and numerical value is higher can represent that dispatching priority is larger.Therefore switch can obtain out the DSCP information of mark in the packet of business of current transmission, and the business dispatching priority representing according to this DSCP information carries out business scheduling.

In the present embodiment, by controller, obtain service identification and the quality of service requirement of business in wireless network, and set up the corresponding relation of service identification and quality of service requirement, generate stream rule, and this stream rule is issued to switch, switch is preserved this stream rule, when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling, if there is not the stream rule of coupling, can obtain the DSCP information of mark in business data packet, according to DSCP information, carry out business scheduling.Controller and the switch alternative bearer network equipment that can be in SDN network in the present embodiment, the business of being responsible for scheduling, thereby can to business, dispatch according to the quality of service requirement of business, quality of service guarantee is accurately and effectively provided, can, for different business provides its required network service quality, realize service quality accurately and effectively and control.

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 3 provides for the embodiment of the present application, the method can comprise following step:

301: Wireless Communication Equipment is determined service identification and the quality of service requirement of the business of current transmission.

302: described service identification and corresponding described quality of service requirement are sent in controller, so that described controller is set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule, and described stream rule is issued to switch.

The present embodiment technical scheme is specifically applied in SDN network, and described switch and described controller can refer to OpenFlow controller and OpenFlow switch.

Wireless Communication Equipment can be determined service identification and the quality of service requirement of the business of its current transmission

Controller is provided with northbound interface, and Wireless Communication Equipment can connect with controller, by calling northbound interface, its definite service identification and quality of service requirement method can be sent in this controller.

Controller receives this service identification and quality of service requirement, can, by setting up corresponding relation, generate corresponding stream rule and be issued in switch.

Wherein, this Wireless Communication Equipment can refer to Wireless Communication Equipment default in wireless network.

Switch gets after the stream rule that controller issues, and as stream list item, is saved in corresponding stream table.When switch receives the business of the Wireless Communication Equipment transmission connecting with it, can in stream table, search, flow rule match, to determine the stream rule of mating with business, and then dispatch this business according to the quality of service requirement in this stream rule, for example according to this quality of service requirement, be forwarded in another Wireless Communication Equipment connecting with it.

In the present embodiment, Wireless Communication Equipment can be determined the service identification of business of its current transmission with quality of service requirement, and is sent in controller, generates corresponding stream rule, and be issued in switch by controller.If thereby when this Wireless Communication Equipment transfers to this switch by the business of its current transmission, can, according to the quality of service requirement in the stream rule matching in switch, dispatch this business.Thereby met the requirement of business to network service quality, in network service process, the quality of service requirement of discarding traffic itself, does not provide service quality effectively accurately, make it possible to realize effectively accurately service quality and control.

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 4 provides for the embodiment of the present application, the method can comprise following step:

401: controller obtains service identification and the quality of service requirement of the business of transmission in wireless network.

Wherein, the service identification of described business and the quality of service requirement of described business can be that Wireless Communication Equipment is determined and is sent to described controller.

402: controller is set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule, and this stream rule is issued to switch;

403: switch obtains this stream rule that controller issues.

404: when switch receives the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match.

405: switch is according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

Wherein, when not there is not the stream rule of coupling, described switch can obtain the DSCP information of mark in business data packet, according to DSCP information, carries out business scheduling.

In the present embodiment, controller obtains service identification and the quality of service requirement of business in wireless network, and set up the corresponding relation of service identification and quality of service requirement, generate stream rule and be issued to switch, switch is preserved this stream rule, when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.Controller and the switch alternative bearer network equipment that can be in SDN network in the present embodiment, the business of being responsible for scheduling, thereby can to business, dispatch according to the quality of service requirement of business, quality of service guarantee is accurately and effectively provided, can, for different business provides its required network service quality, realize service quality accurately and effectively and control.

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 5 provides for the embodiment of the present application, the method can comprise following step:

501: Wireless Communication Equipment is determined the quality of service requirement of the business of current transmission.

502: according to default coded system and the corresponding relation of quality of service requirement, determine the coded system corresponding to described quality of service requirement of the business of described current transmission.

503: according to described coded system, generate the traffic category territory in packet networks layer packet header or the information in COS territory of described current transport service, the information in described traffic category territory or COS territory is used to indicate bearer network equipment according to the corresponding relation of described default coded system and quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory, and according to the business of the described current transmission of described quality of service requirement scheduling.

In prior art, business is by wireless network transmissions during to bearer network, the service model providing is generally DiffServ(Differentiated Service, Differentiated Services) model, based on DiffServ network technology by Wireless Communication Equipment, only business is carried out to dispatching priority mark, the DSCP(Differentiated Services Code Point of 6 bits is set in the network layer packet header of business data packet, differentiated services code points) field, in order to represent different business dispatching priority.Concrete, when the network layer packet header of business data packet is IPv4(Internet Protocol Version4, network protocol version 4) during packet header, the DSCP information of this 6 bit is arranged on the TOS(Type-of-Service in IPv4 packet header, COS) territory, TOS territory is used for pointing out that upper-layer protocol is to processing the desired service quality of current data report, and datagram is distributed according to importance information, and wherein 6 bits in TOS territory are used for representing business dispatching priority.

When the network layer packet header of business data packet is IPv6(Internet Protocol Version6 network protocol version six) during packet header, the DSCP information of this 6 bit is arranged on the TC(Traffic Class in IPv4 packet header, traffic category) territory, its functional equivalent is in the TOS territory of IPv4.Wherein 6 bits in TC territory are used for representing business dispatching priority.

When bearer network equipment receives business, according to this DSCP information, according to the business dispatching priority representing, carry out business scheduling.Therefore in prior art, abandon the requirement of business to service quality itself, be merely able to the quality of service guarantee that provides relative.

Therefore in the present embodiment, can be in advance for different service quality requires to set corresponding coded system, therefore when determining the quality of service requirement of business of current transmission, according to this corresponding relation, can determine the coded system of current service quality requirement, this coded system is for generating the TOS territory, network layer packet header of business data packet or the information in TC territory.

Thereby bearer network equipment can parse the quality of service requirement corresponding to information in the TOS territory, network layer packet header or the TC territory that receive business data packet according to this corresponding relation equally, and then can be according to carrying out business scheduling by quality of service requirement.

This quality of service requirement can comprise the information such as service priority requirement, service delay and shake requirement, the requirement of business packet loss and service bandwidth requirement.

The coded system that quality of service requirement is corresponding can have various ways, can adopt binary numeral 0 and 1.

In a kind of possible implementation, can adopt the binary number value representation different service quality requirement of different default bit numbers, the for example binary number value representation business dispatching priority requirement of the first default bit number, the binary number value representation business packet loss requirement of the second default bit number, can also adopt other default digital bit segment informations to represent service delay requirement or business shake requirement etc.

Inventor finds in realizing process of the present invention, in prior art, be to utilize 6 bit arrangement in TOS territory or TC territory to go out 64 kinds of numerical value (from 000000～111111), different numerical value is for representing the priority of different brackets, and in actual applications, do not need 64 kinds of numeric representation business dispatching priorities.Therefore in the present embodiment, can adopt the first field of presetting bit number that is less than 6 bits to represent business dispatching priority, other fields in TOS territory or TC territory can be for representing the information such as service delay and shake requirement, the requirement of business packet loss or service bandwidth requirement.Thereby while making business enter bearer network from wireless network, the quality of service requirement of mapping business demand that can be more, and be not only the requirement of business dispatching priority.

In the present embodiment, Wireless Communication Equipment can refer to the communication equipments such as equipment of the core network, base station, and bearer network equipment can refer to the equipment such as the router, switch of connecting wireless network equipment.

In the present embodiment, Wireless Communication Equipment is after the quality of service requirement of business of determining current transmission, can be according to default coded system and the corresponding relation of quality of service requirement, generate the information in traffic category territory in the packet networks layer header of business of current transmission or COS territory, the information in this traffic category territory or COS territory can characterize a plurality of different quality of service requirements, and be not only the requirement of business dispatching priority, make the bearer network equipment can be according to quality of service requirement dispatching services corresponding to the information in traffic category territory or COS territory, can provide effectively and service quality more accurately for business, making it possible to realize effectively accurately service quality controls.

The flow chart of a kind of another embodiment of method for controlling quality of service that Fig. 6 provides for the embodiment of the present application, the method can comprise following step:

601: bearer network equipment receives the business of the current transmission of Wireless Communication Equipment.

602: obtain the traffic category territory, packet networks layer packet header of described current transport service or the information in COS territory.

The information in this traffic category territory or COS territory comprises that upper-layer protocol is to processing the desired quality of service requirement of current data report.Be that Wireless Communication Equipment is when to bearer network device transmission business, first at the packet header mark quality of service requirement of the packet of this business.

In the present embodiment, the information in described traffic category territory or COS territory is that described Wireless Communication Equipment generates according to coded system corresponding to the quality of service requirement of the business of described current transmission, and the coded system corresponding to quality of service requirement of the business of described current transmission is that described Wireless Communication Equipment is determined according to the corresponding relation of default coded system and quality of service requirement.

603: according to default coded system and the corresponding relation of quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory.

The traffic category territory in the network layer packet header of the packet of business or the information in COS territory, according to default coded system and the corresponding relation of quality of service requirement, determine the coded system corresponding to quality of service requirement of this business, according to this coded system, generate.Therefore bearer network equipment, according to this according to default coded system and the corresponding relation of quality of service requirement, can corresponding be determined the quality of service requirement corresponding to information in traffic category territory or COS territory.

604: according to the business of the described current transmission of described quality of service requirement scheduling.

In the present embodiment, when bearer network equipment receives the business of current transmission, first obtain the traffic category territory, packet networks layer packet header of business of current transmission or the information in COS territory, according to default coded system and the corresponding relation of quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory; Thereby can be according to quality of service requirement dispatching services corresponding to the information in traffic category territory or COS territory, for business provide effectively and service quality more accurately, make it possible to realize effectively accurately service quality and control.

For aforesaid each embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the application is not subject to the restriction of described sequence of movement, because according to the application, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and related action and module might not be that the application is necessary.

The structural representation of the embodiment of a kind of quality control/device that Fig. 7 provides for the embodiment of the present application, this device can comprise:

First information acquisition module 701, for obtaining service identification and the quality of service requirement of the business of transmission in wireless network.

The present embodiment is specifically applied to SDN((Software Defined Network, software defined network) in.

Described service identification and quality of service requirement thereof can be, by Wireless Communication Equipment, determined, Wireless Communication Equipment can be determined service identification and quality of service requirement from the business of its transmission, and is sent in this device.

Flow regular generation module 702, for setting up described service identification that described acquisition module obtains and the corresponding relation of described quality of service requirement, generate stream rule.

Flow regular sending module 703, for the described stream rule that the regular generation module of described stream is generated, be issued to switch.

So that described switch while receiving the business of the current transmission of Wireless Communication Equipment, flows rule match according to the service identification of the business of described current transmission, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

In the present embodiment, the service identification of business and the corresponding relation of quality of service requirement in the wireless network obtaining by foundation, generate stream rule and be issued to switch, switch is when receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.Bearer network by SDN network as wireless network, is responsible for business scheduling, thereby quality of service guarantee is accurately and effectively provided, and can provide its required network service quality for different business, has realized service quality accurately and effectively and has controlled.

The quality control/device that embodiment provides as shown in Figure 7, in actual applications, can be integrated in the controller in SDN network, dispose the controller of this quality control/device of the embodiment of the present application, the service quality of precise and high efficiency can be provided for business, quality of service guarantee is accurately and effectively provided, can provides its required network service quality for different business, realized service quality accurately and effectively and controlled.

Known by above description, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realize.Therefore, referring to Fig. 8, the embodiment of the present application also provides a kind of controller, and this controller at least comprises memory 801, transmitter 802 and the processor 803 being connected with memory 801, transmitter 802 by bus.

This memory 801 is for storing one group of first program command;

This processor 803 users call the first program command of these memory 801 storages, carry out operation as follows:

Obtain service identification and the quality of service requirement of the business of transmission in wireless network, set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule;

Triggering described transmitter 802 is issued to described stream rule in switch, so that described switch is while receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

The structural representation of a kind of another embodiment of quality control/device that Fig. 9 provides for the embodiment of the present application, this device can comprise:

Stream rule acquisition module 901, the stream rule issuing for obtaining controller, described stream rule generates for the corresponding relation of described controller by the service identification set up and quality of service requirement, and described service identification and described quality of service requirement are service identification and the quality of service requirement of the business of the transmission in wireless network that obtains of described controller.

The present embodiment technical scheme is specifically applied in SDN network, and SDN network can be used as the bearer network of wireless network.

This stream rule is obtained service identification and the quality of service requirement of the business of transmission in wireless network for described controller, and by setting up, the corresponding relation of described service identification and described quality of service requirement generates.

Stream rule match module 902, for when receiving the business of the current transmission of Wireless Communication Equipment, flows rule match according to the service identification of the business of described current transmission.

The first message control module 903, for the business of the described current transmission of quality of service requirement scheduling according to the stream rule of coupling.

Due to when flowing rule match, may not there is not the stream rule of mating with current transport service, now, so this device can also comprise:

Information on services acquisition module 904, for when not there is not stream when rule of mating with the business of current transmission, obtains the DSCP information of the differential service code of mark in the packet of business of the current transmission of described Wireless Communication Equipment.

The second message control module 905, for the business of current transmission described in the described DSCP message scheduling of obtaining according to described information on services acquisition module.

In the present embodiment, controller obtains service identification and the quality of service requirement of business in wireless network, and sets up the corresponding relation of service identification and quality of service requirement, generates stream rule and is issued in this device.When this device receives the business of the current transmission of Wireless Communication Equipment, according to the service identification of described current transport service, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling, if there is not the stream rule of coupling, can obtain the DSCP information of mark in business data packet, according to DSCP information, carry out business scheduling.The present embodiment can be realized according to the quality of service requirement of business business is dispatched, and quality of service guarantee is accurately and effectively provided, and can provide its required network service quality for different business, has realized service quality accurately and effectively and has controlled.

The quality control/device that embodiment provides as shown in Figure 9, in actual applications, can be integrated in the switch in SDN network, dispose the switch of this quality control/device of the embodiment of the present application, the business of can be implemented as provides the service quality of precise and high efficiency, can be embodied as different business provides its required network service quality, has realized service quality accurately and effectively and has controlled.

Known by above description, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realize.Therefore, referring to Figure 10, the embodiment of the present application also provides a kind of switch, and this switch at least comprises memory 1001, receiver 1002 and the processor 1003 being connected with memory 1001, receiver 1002 by bus.

This memory 1001 is for storing one group of second program command;

This processor 1003 users call the first program command of these memory 1001 storages, carry out operation as follows:

Trigger described receiver 1002 and obtain the stream rule that controller issues, described stream rule generates for the corresponding relation of described controller by the service identification set up and quality of service requirement, and described service identification and described quality of service requirement are service identification and the quality of service requirement of the business of the transmission in wireless network that obtains of described controller;

When receiving the business of the current transmission of Wireless Communication Equipment, according to the service identification of the business of described current transmission, flow rule match, and according to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

The structural representation of a kind of another embodiment of quality control/device that Figure 11 provides for the embodiment of the present application, this device can comprise:

The second acquisition of information module 1101, for determining the service identification of business and the quality of service requirement of described business of current transmission.

Information sending module 1102, for described service identification and corresponding described quality of service requirement are sent to controller, so that described controller is set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule, and described stream rule is issued to switch.

Described switch and described controller can refer to OpenFlow controller and OpenFlow switch.

In the present embodiment, determine the service identification of business of current transmission with quality of service requirement, and be sent in controller, by controller, generate corresponding stream rule and be issued in switch.If thereby when this Wireless Communication Equipment transfers to this switch by the business of its current transmission, can, according to the quality of service requirement in the stream rule matching in switch, dispatch this business.Thereby realized according to the quality of service requirement of business, carry out business scheduling, in network service process, the quality of service requirement of discarding traffic itself, does not provide service quality effectively accurately, makes it possible to realize effectively accurately service quality and controls.

The quality control/device that embodiment provides as shown in figure 11, in actual applications, can be integrated in Wireless Communication Equipment, dispose the Wireless Communication Equipment of this quality control/device of the embodiment of the present application, the business of can be implemented as provides the service quality of precise and high efficiency, can be embodied as different business provides its required network service quality, has realized service quality accurately and effectively and has controlled.

Known by above description, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realize.Therefore, referring to Figure 12, the embodiment of the present application also provides a kind of Wireless Communication Equipment, and this Wireless Communication Equipment at least comprises memory 1201, transmitter 1202 and the processor 1203 being connected with memory 1201, transmitter 1202 by bus.

This memory 1201 is for storing one group of the 3rd program command;

This processor 1203 users call the 3rd program command of these memory 1201 storages, carry out operation as follows:

Determine the service identification of business and the quality of service requirement of described business of current transmission;

Triggering described transmitter 1202 is sent to described service identification and corresponding described quality of service requirement in controller, so that described controller is set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule and be issued to switch.

The structural representation of a kind of another embodiment of quality control/device that Figure 13 provides for the embodiment of the present application, this device can comprise:

Information determination module 1301, for determining the quality of service requirement of the business of current transmission.

Coding determination module 1302, for the corresponding relation of the coded system according to default and quality of service requirement, determines the coded system corresponding to quality of service requirement of the business of described current transmission.

Information generating module 1303, be used for according to described coded system, generate the traffic category territory in packet networks layer packet header or the information in COS territory of the business of described current transmission, the information in described traffic category territory or COS territory is used to indicate bearer network equipment according to the corresponding relation of described default coded system and quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory, and according to described quality of service requirement business scheduling.

In the present embodiment, in advance for different service quality requires to set corresponding coded system, therefore when determining the quality of service requirement of business of current transmission, according to this corresponding relation, can determine the coded system of current service quality requirement, this coded system is for generating the TOS territory, network layer packet header of business data packet or the information in TC territory.

In the present embodiment, determine after the quality of service requirement of business of current transmission, can be according to default coded system and the corresponding relation of quality of service requirement, generate the information in traffic category territory in the packet networks layer header of business of current transmission or COS territory, the information in this traffic category territory or COS territory can characterize a plurality of different quality of service requirements, and be not only the requirement of business dispatching priority, make the bearer network equipment can be according to quality of service requirement dispatching services corresponding to the information in traffic category territory or COS territory, can provide effectively and service quality more accurately for business, making it possible to realize effectively accurately service quality controls.

The quality control/device that embodiment provides as shown in figure 13, in actual applications, can be integrated in Wireless Communication Equipment, dispose the Wireless Communication Equipment of this quality control/device of the embodiment of the present application, the business of can be implemented as provides the service quality of precise and high efficiency, can be embodied as different business provides its required network service quality, has realized service quality accurately and effectively and has controlled.

Known by above description, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realize.Therefore, referring to Figure 14, the embodiment of the present application also provides a kind of Wireless Communication Equipment, and this Wireless Communication Equipment at least comprises memory 1401, the processor 1402 being connected with memory 1401 by bus.

This memory 1401 is for storing one group of the 4th program command.

This processor 1402, for calling the 4th program command of these memory 1401 storages, is carried out operation as follows:

Determine the quality of service requirement of the business of current transmission;

According to described coded system, generate the traffic category territory in packet networks layer packet header or the information in COS territory of the business of described current transmission, the information in described traffic category territory or COS territory is used to indicate bearer network equipment according to the corresponding relation of described default coded system and quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory, according to described quality of service requirement business scheduling.

The structural representation of a kind of another embodiment of quality control/device that Figure 15 provides for the embodiment of the present application, this device can comprise:

Business receiver module 1501, for receiving the business of the current transmission of Wireless Communication Equipment;

Domain information acquisition module 1502, for obtaining the traffic category territory, packet networks layer packet header of described current transport service or the information in COS territory.

The information in described traffic category territory or COS territory is that described Wireless Communication Equipment generates according to coded system corresponding to the quality of service requirement of the business of described current transmission, and the coded system corresponding to quality of service requirement of the business of described current transmission is that described Wireless Communication Equipment is determined according to the corresponding relation of default coded system and quality of service requirement.

Information determination module 1503, for according to default coded system and the corresponding relation of quality of service requirement, determines the quality of service requirement corresponding to information in described traffic category territory or COS territory;

The 3rd message control module 1504, for dispatching the business of described current transmission according to described quality of service requirement.

In the present embodiment, while receiving the business of current transmission, first obtain the traffic category territory, packet networks layer packet header of business of current transmission or the information in COS territory, according to default coded system and the corresponding relation of quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory; Thereby can be according to quality of service requirement dispatching services corresponding to the information in traffic category territory or COS territory, for business provide effectively and service quality more accurately, make it possible to realize effectively accurately service quality and control.

The quality control/device that embodiment provides as shown in figure 15, in actual applications, can be integrated in bearer network equipment, dispose the bearer network equipment of this quality control/device of the embodiment of the present application, the business of can be implemented as provides the service quality of precise and high efficiency, can be embodied as different business provides its required network service quality, has realized service quality accurately and effectively and has controlled.

Known by above description, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realize.Therefore, referring to Figure 16, the embodiment of the present application also provides a kind of bearer network equipment, and this bearer network equipment at least comprises memory 1601, receiver device 1602 and the processor 1603 being connected with memory 1601, transmitter 1602 by bus.

This memory 1601 is for storing one group of the 5th program command;

This processor 1603 users call the 5th program command of these memory 1601 storages, carry out operation as follows:

Trigger the business that described receiver 1602 receives the current transmission of Wireless Communication Equipment;

According to default coded system and the corresponding relation of quality of service requirement, determine the quality of service requirement corresponding to information in described traffic category territory or COS territory;

The embodiment of the present application also provides an a kind of embodiment of service quality control system, and referring to Figure 17, this system can comprise controller 1701 and switch 1702.

Described controller 1701, for obtaining service identification and the quality of service requirement of the business of transmission in wireless network; Set up the corresponding relation of described service identification and described quality of service requirement, generate stream rule, and described stream rule is issued to described switch 1702.

Described controller can specifically obtain that Wireless Communication Equipment is determined and the service identification of business and the quality of service requirement of described business of its current transmission of sending.

Described switch 1702, this stream rule issuing for obtaining controller 1701, when receiving the business of the current transmission of Wireless Communication Equipment, flows rule match according to the service identification of the business of described current transmission; According to the business of the described current transmission of quality of service requirement scheduling in the stream rule of coupling.

In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.For the disclosed device of embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part partly illustrates referring to method.

Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.

While for convenience of description, describing above device, with function, being divided into various unit describes respectively.Certainly, when implementing the application, the function of each unit can be realized in same or a plurality of software and/or hardware.

As seen through the above description of the embodiments, those skilled in the art can be well understood to the mode that the application can add essential general hardware platform by software and realizes.Understanding based on such, the part that the application's technical scheme contributes to prior art in essence in other words can embody with the form of software product, this computer software product can be stored in storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions are with so that a computer equipment (can be personal computer, server, or the network equipment etc.) carry out the method described in some part of each embodiment of the application or embodiment.

Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the application.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can be in the situation that do not depart from the application's spirit or scope, realization in other embodiments.Therefore, the application will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims

1. a method for controlling quality of service, is characterized in that, comprising:

2. method according to claim 1, is characterized in that, the service identification of described transmission in wireless network and described quality of service requirement are that Wireless Communication Equipment is determined and is sent to described controller.

3. a method for controlling quality of service, is characterized in that, comprising:

4. method according to claim 3, is characterized in that, when not there is not the stream rule of mating with the business of current transmission, described method also comprises:

5. a method for controlling quality of service, is characterized in that, comprising:

6. a method for controlling quality of service, is characterized in that, comprising:

Described controller is issued to switch by described stream rule;

Described switch obtains the described stream rule that described controller issues;

7. a method for controlling quality of service, is characterized in that, comprising:

8. a method for controlling quality of service, is characterized in that, comprising:

9. a quality control/device, is characterized in that, comprising:

10. a quality control/device, is characterized in that, comprising:

11. according to the device of claim 10, it is characterized in that, when not being present in the stream rule of business coupling of current transmission, described device also comprises:

12. 1 kinds of quality control/devices, is characterized in that, comprising:

13. 1 kinds of quality control/devices, is characterized in that, comprising:

14. 1 kinds of quality control/devices, is characterized in that, comprising:

Domain information acquisition module, for obtaining the traffic category territory, packet networks layer packet header of described current transport service or the information in COS territory, the information in described traffic category territory or COS territory is that described Wireless Communication Equipment generates according to coded system corresponding to the quality of service requirement of the business of described current transmission, and the coded system corresponding to quality of service requirement of the business of described current transmission is that described Wireless Communication Equipment is determined according to the corresponding relation of default coded system and quality of service requirement; Information determination module, for according to the corresponding relation of described default coded system and quality of service requirement, determines the quality of service requirement corresponding to information in described traffic category territory or COS territory;

15. 1 kinds of service quality control system, is characterized in that, comprise controller and switch;