CN104243345B - A kind of traffic scheduling method based on type of service, system and equipment - Google Patents
A kind of traffic scheduling method based on type of service, system and equipment Download PDFInfo
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Abstract
The invention discloses a kind of traffic scheduling method based on type of service, system and equipment, this method includes：Flow scheduling server obtains the flow information for the various businesses type for needing to be transmitted in backbone network, and obtains the link information of each bar link in backbone network；The flow information of flow scheduling server by utilizing various businesses type and the link information of each bar link determine transmission link of the flow of each type of service in backbone network；Flow scheduling server notifies transmission link of the flow of each type of service in backbone network to each network equipment in the backbone network, transmits the flow of the type of service according to transmission link of the flow of type of service in the backbone network by each network equipment in the backbone network.In the embodiment of the present invention, it is possible to increase bandwidth availability ratio, link bandwidth of distributing according to need, ensures business experience, differentiation flow scheduling.
Description
Technical field
The present invention relates to field of communication technology, more particularly, to a kind of traffic scheduling method based on type of service,
System and equipment.
Background technology
There are the following problems by Internet at present：First, Route Selection is based on purpose IP address and shortest path carries out, and neglects
The requirement of network available link capacity and stream of packets in itself is omited, such as some link Overloads or congestion, and at some other link
In utilization rate deficiency, so as to cause whole network link bandwidth utilization rate not high；Second, at present IP technologies wish that support is extensive
Business（Such as speech and video）, but current IP services can not ensure the service quality of these business.Based on the above problem,
IP technologies consider increase flow control（Or referred to as traffic engineering）Technology, so as to provide a kind of flow control machine of direct mode
System.
Traffic engineering is used to avoid some resource transition caused by the invalid mapping of Business Stream and resource from utilizing, its
The contradiction of its underutilization of resources.Wherein, IP network forwarding is based on OSPF（Open Shortest Path First, it is open
Shortest path first）、ISIS（Intermediate System to Intermediate System, intermediate system to centre
System）Etc. calculating shortest path, after traffic engineering function is opened, to improve the validity of path computing, it is also necessary to which consideration is estimated
Count the parameter such as bandwidth and link congestion coefficient.
In the prior art, traffic engineering mainly includes information issue component, path selection component, signalling component and data turn
Send out component.Wherein, information issue component：Every router outwards notice and acquisition network topology status information, and form link
Slip condition database and traffic engineering database, Link State Database are used for SPF（Shortest Path First, shortest path
Preferentially）Calculate, traffic engineering database carries out the calculating of routing when being used to establish traffic engineering tunnel.Path selects component：Enter
Mouth router calculates every physical link using the SPF algorithms based on constraint.Signalling component：Assembly calculation is selected to go out according to path
Link establishment conversion link, reserved resource simultaneously distributes label etc..Data forwarding component：Forwarding chain is successfully established in signalling component
After road, data message is forwarded to using high-speed and high-efficiency retransmission technique.
In the implementation of the present invention, inventor has found to have at least the following problems in the prior art：
In current traffic engineering scheme, since the major function of router is IP layers of forwarding capability, in above-mentioned mistake
Also can only be according to part IP layers of index in journey（Such as link bandwidth）Hold consultation, it is few to obtain the Indexes Comparison of link, final to determine
Conversion link may not be optimal conversion link.
The content of the invention
The embodiment of the present invention provides a kind of traffic scheduling method based on type of service, system and equipment, optimal to select
Conversion link, and flow is transmitted based on optimal conversion link, avoids network congestion.
In order to achieve the above object, the embodiment of the present invention provides a kind of traffic scheduling method based on type of service, the party
Method includes：
Flow scheduling server obtains the flow information for the various businesses type for needing to be transmitted in backbone network, and obtains institute
State the link information of each bar link in backbone network；
The chain of the flow information of various businesses type described in the flow scheduling server by utilizing and each bar link
Road information determines transmission link of the flow of each type of service in the backbone network；
The flow scheduling server notifies transmission link of the flow of each type of service in the backbone network to institute
State each network equipment in backbone network, by each network equipment in the backbone network according to the flow of type of service in the backbone network
Transmission link transmit the flow of the type of service.
The embodiment of the present invention provides a kind of flow scheduling system based on type of service, which includes：
Flow scheduling server, for obtaining the flow information for the various businesses type for needing to be transmitted in backbone network, and
Obtain the link information of each bar link in the backbone network；And using the various businesses type flow information and
The link information of each bar link determines transmission link of the flow of each type of service in the backbone network；And will be each
Transmission link of the flow of type of service in the backbone network is notified to each network equipment in the backbone network；
The network equipment, the type of service is transmitted for transmission link of the flow according to type of service in the backbone network
Flow.
The embodiment of the present invention provides a kind of flow scheduling server, which includes：
Service condition sensing module, for obtaining the flow information for the various businesses type for needing to be transmitted in backbone network；
Link state sensing module, for obtaining the link information of each bar link in the backbone network；
Flow scheduling module, for the flow information and the link of each bar link using the various businesses type
Information determines transmission link of the flow of each type of service in the backbone network；
Policy distribution module, for notifying transmission link of the flow of each type of service in the backbone network to described
Each network equipment in backbone network, by each network equipment in the backbone network according to the flow of type of service in the backbone network
Transmission link transmits the flow of the type of service.
Compared with prior art, the embodiment of the present invention at least has the following advantages：In the embodiment of the present invention, bone can be based on
The link information of each bar link in the flow information and backbone network of the various businesses type transmitted in dry net determines each business
Transmission link of the flow of type in backbone network, so as to carry out flow scheduling based on type of service, improves bandwidth availability ratio, presses
Link bandwidth need to be distributed, ensures business experience, differentiation flow scheduling, and avoids some link Overloads or congestion, and other chains
The problems such as road utilization rate is insufficient.
Brief description of the drawings
, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of technical scheme
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the application scenarios schematic diagram of the embodiment of the present invention；
Fig. 2 is a kind of traffic scheduling method flow chart based on type of service that the embodiment of the present invention one provides；
Fig. 3 is a kind of structure diagram for flow scheduling server that the embodiment of the present invention three provides.
Embodiment
Below in conjunction with the attached drawing in the present invention, the technical solution in the present invention is clearly and completely described, is shown
So, described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work, all
Belong to the scope of protection of the invention.
Embodiment one
For problems of the prior art, the embodiment of the present invention one provides a kind of flow scheduling based on type of service
Method, this method are applied to including at least each network equipment in flow analysis equipment, flow scheduling server and backbone network（Such as：
Router）Network in, the application scenarios schematic diagram using Fig. 1 as the embodiment of the present invention, the flow analysis equipment positioned at save net go out
Between mouth and backbone network, flow scheduling service implement body can include multiple flow scheduling servers, to share processing work
Amount, and the flow scheduling server is connected with each flow analysis equipment, and be connected with each network equipment in backbone network.
Under above application scene, as shown in Fig. 2, this method comprises the following steps：
Step 201, flow scheduling server obtains the flow information for the various businesses type for needing to be transmitted in backbone network,
And obtain the link information of each bar link in backbone network.
In the embodiment of the present invention, flow scheduling server obtains the stream for the various businesses type for needing to be transmitted in backbone network
Information is measured, is specifically including but not limited to following manner：Flow analysis equipment passes through to needing the various businesses class into backbone network
The flow of type and flow to the various businesses type from backbone network are analyzed（I.e. flow analysis equipment is to saving net outlet
Flow between backbone network is analyzed）, obtain needing the flow information of various businesses type transmitted in backbone network, and
The flow information for the various businesses type for needing to transmit in backbone network is reported to flow scheduling server, is taken by flow scheduling
Business device receives the flow information for the various businesses type that the needs that flow analysis equipment reports transmit in backbone network.
Wherein, type of service is specifically including but not limited to one below or any combination：HTTP（Hyper Text
Transfer Protocol, hypertext transfer protocol）Business, P2P（Peer-to-Peer, it is point-to-point）Business, instant messaging industry
Business, route webmaster information service and other types of business.
As shown in table 1, the flow information of the various businesses type of flow scheduling server is reported to for flow analysis equipment
A kind of example, business incoming traffic and business outgoing direction flow pass through to needing into backbone network for flow analysis equipment
The flow of various businesses type（That is business outgoing direction flow）And the flow to the various businesses type from backbone network（That is industry
Business incoming traffic）Obtained after being analyzed, and business total flow is that business incoming traffic is with business outgoing direction flow
The sum of flow.
Table 1
| Type of service | Business total flow | Business incoming traffic | Business outgoing direction flow |
| HTTP business | 600Mbps | 500Mbps | 100Mbps |
| P2P business | 1900Mbps | 1000Mbps | 900Mbps |
| Instant messaging business | 10Mbps | 5Mbps | 5Mbps |
| It route webmaster information service | 0.01Mbps | 0.005Mbps | 0.005Mbps |
In the embodiment of the present invention, flow scheduling server obtains the link information of each bar link in backbone network, specific bag
Include but be not limited to following manner：The network equipment in backbone network is by monitoring the link service condition of each bar link in backbone network
Obtain the link information of each bar link in backbone network（It is network layer leading indicator）, and by each bar link in backbone network
Link information is reported to flow scheduling server, each bar reported by the network equipment in flow scheduling server reception backbone network
The link information of link.
Wherein, the link information of each bar link includes at least the bandwidth availability ratio of each bar link；Further, each bar link
Link information in can also include the chain index of each bar link, and chain index be specifically including but not limited to one below or
Person is combined：Time delay, shake, packet loss.
As shown in table 2, the link letter of each bar link of flow scheduling server is reported to for the network equipment in backbone network
A kind of example of breath, the link information include time delay, shake, packet loss and the bandwidth availability ratio of link, and above-mentioned link information is
The network equipment is obtained by the link service condition monitored in backbone network.
Table 2
| Link | Time delay | Shake | Packet loss | Bandwidth availability ratio |
| The network equipment 1- network equipments 2 | 55ms | 1ms | 0.005% | 30% |
| The network equipment 1- network equipments 3 | 60ms | 0.5ms | 0.005% | 40% |
| The network equipment 2- network equipments 3 | 35ms | 0.5ms | 0.005% | 25% |
Step 202, the link of the flow information of flow scheduling server by utilizing various businesses type and each bar link is believed
Breath determines transmission link of the flow of each type of service in backbone network.
In the embodiment of the present invention, the flow information of flow scheduling server by utilizing various businesses type and each bar link
Link information determines transmission link of the flow of each type of service in backbone network, is specifically including but not limited to following manner：Stream
Amount dispatch server determines that every kind of type of service needs the stream transmitted in backbone network using the flow information of various businesses type
Amount, the flow that each of the links can carry is determined using the link information of each bar link, and needs to exist using every kind of type of service
The flow that the flow and each of the links transmitted in backbone network can carry determines biography of the flow of each type of service in backbone network
Transmission link.
For example, when the flow information of various businesses type is as shown in table 1, flow scheduling server determines HTTP business needs
The flow transmitted in backbone network is 600Mbps, and the flow that determining P2P business needs to transmit in backbone network is 1900Mbps,
The flow that determining instant messaging business needs to transmit in backbone network is 10Mbps, determines that route webmaster information service is needed in bone
The flow transmitted in dry net is 0.01Mbps.
For example, when the link information of each bar link is as shown in table 2, flow scheduling server determines link（Network equipment 1-
The network equipment 2）The flow that can be carried is link bandwidth *（1-30%）, the link bandwidth for the network equipment 1- network equipments 2 it
Between link bandwidth, its bandwidth value can be pre-configured on flow scheduling server；Determine link（Network equipment 1- networks are set
Standby 3）The flow that can be carried is link bandwidth *（1-40%）, chain of the link bandwidth between the network equipment 1- network equipments 3
Road bandwidth, its bandwidth value can be pre-configured on flow scheduling server；Determine link（The network equipment 2- network equipments 3）Energy
The flow enough carried is link bandwidth *（1-25%）, link bandwidth of the link bandwidth between the network equipment 2- network equipments 3,
Its bandwidth value can be pre-configured on flow scheduling server.
The flow that the flow and each of the links transmitted based on every kind of type of service needs in backbone network can carry, stream
The flow that amount dispatch server is determined to carrying is more than the link for the flow that type of service needs to transmit in backbone network should
Transmission link of the flow of type of service in backbone network.
Further, when the flow that can be carried is more than the link for the flow that type of service needs to transmit in backbone network
During multiple links, the every kind of type of service of flow scheduling server by utilizing needs the flow and each of the links energy transmitted in backbone network
The flow enough carried determines the process of transmission link of the flow of each type of service in backbone network, be specifically including but not limited to as
Under type：The flow that the selection of flow scheduling server can carry is more than the flow that type of service needs transmit in backbone network
Link（I.e. multiple links）, and determine the chain index corresponding to the link of each selection（The chain index is carried on link information
In, and the chain index is specifically including but not limited to one below or any combination：Time delay, shake, packet loss）；Afterwards, flow
Amount dispatch server need select link corresponding to chain index meet the type of service required for chain index link make
For transmission link of the flow in backbone network of the type of service.
Wherein it is possible to chain index required for configuring each type of service in advance for each type of service, is pre- as shown in table 3
A kind of example of chain index required for each type of service first configured, chain index is time delay, shake, packet loss at this time；Into
One step, flow scheduling server need to select the chain index corresponding to link（It corresponds to content shown in table 2）Meet the industry
Chain index required for service type（It corresponds to content shown in table 3）Link as the type of service flow in backbone network
Transmission link.
Table 3
| Type of service | Delay requirement | Shake requires | Packet loss requirement |
| HTTP business | 70ms | 1ms | 0.01% |
| P2P business | Nothing | Nothing | Nothing |
| Instant messaging business | 65ms | 1ms | Nothing |
| It route webmaster information service | 60ms | 0.5ms | 0.005% |
For example, when chain index required for HTTP business is as shown in table 3, flow scheduling server needs to select link institute right
The chain index answered（Based on 2 content aware of table）The link of chain index is as HTTP business required for meeting the HTTP business
Transmission link of the flow in backbone network；In another example when chain index required for route webmaster information service is as shown in table 3, stream
Amount dispatch server needs to select the chain index corresponding to link（Based on 2 content aware of table）Meet the route webmaster information industry
Flow transmission link backbone network in of the link of chain index required for business as route webmaster information service.
Can also be that the different guarantee of each type of service configuration is preferential in a kind of specific implementation of the embodiment of the present invention
Level, such as：The guarantee priority of configuration route webmaster information service is 7, and the guarantee priority of configuration instant messaging business is 5, is matched somebody with somebody
The guarantee priority for putting HTTP business is 3, and the guarantee priority of configuration P2P business is 0.Wherein, ensure that the numerical value of priority is got over
Greatly, then ensure that priority is higher.
Guarantee priority based on each type of service, flow scheduling server can preferentially determine to ensure the industry that priority is high
Transmission link of the flow of service type in backbone network.Such as：Flow scheduling server determines route webmaster information service first
Transmission link of the flow in backbone network, determine transmission link of the flow of instant messaging business in backbone network afterwards, it
Transmission link of the flow of HTTP business in backbone network is determined afterwards, finally determines transmission link of the P2P business in backbone network.
Based on above-mentioned processing, flow scheduling server can determine the flow of route webmaster information service in backbone network
Transmission link is link（The network equipment 1- network equipments 3）, the transmission link of the flow of instant messaging business in backbone network is
Link（The network equipment 1- network equipments 3）, the transmission link of the flow of HTTP business in backbone network is link（Network equipment 1-
The network equipment 3）, the transmission link of the flow of P2P business in backbone network is link（The network equipment 1- network equipments 2, network is set
The standby 2- network equipments 3）.
In a kind of specific implementation of the embodiment of the present invention, flow scheduling server can occur link in backbone network and gather around
Plug（Bandwidth utilization rate such as link in backbone network is more than pre-determined threshold）Shi Zhihang steps 202 and subsequent step, in backbone network
Link congestion does not occur（Bandwidth utilization rate such as link in backbone network is less than pre-determined threshold）When do not perform step 202 and follow-up
Step, is handled according to existing way.
Step 203, transmission link of the flow scheduling server by the flow of each type of service in backbone network（That is service class
The corresponding forwarding strategy of type）Notify to each network equipment in backbone network.
In the embodiment of the present invention, flow scheduling server leads to transmission link of the flow of each type of service in backbone network
Know to each network equipment in backbone network, be specifically including but not limited to following manner：
Mode one, flow scheduling server are by policybased routing mode by the flow of type of service and the type of service in bone
The correspondence between transmission link in dry net is notified to each network equipment in backbone network.
Wherein, which can be adapted for traditional network equipment（Such as router）, by using policybased routing mode, stream
Dispatch server is measured directly to close corresponding between transmission link in backbone network of type of service and the flow of the type of service
System's notice is to each network equipment in backbone network.
Mode two, flow scheduling server are by flow table mode by the flow of type of service and the type of service in backbone network
Correspondence between interior transmission link is notified to each network equipment in backbone network.
Wherein, which can be adapted for SDN（Software Defined Network, software defined network）Network rack
Structure, by using flow table mode（Such as：The flow table mode is specifically as follows the flow table mode based on transport layer port number）, flow tune
Degree server directly leads to the correspondence between transmission link of the flow of type of service and the type of service in backbone network
Know to each network equipment in backbone network.
Step 204, each network equipment is transmitted according to transmission link of the flow of type of service in backbone network in backbone network
The flow of the type of service；For example, when transmission link of the flow of HTTP business in backbone network is link 1, then each network is set
The standby flow for needing to transmit HTTP business by link 1.
In the embodiment of the present invention, each network equipment is after the service message for needing to transmit is received in backbone network, by industry
The link-layer identification, and/or Network Layer identities of business message（Including but not limited to ether, VLAN（Virtual Local Area
Network, virtual LAN）、MPLS（Multi-Protocol Label Switching, multiprotocol label switching）、IP
Deng）, then can be according to the business report, and/or transmission layer identification distinguishes, and can know the type of service of the service message
Transmission link of the flow of the type of service of text in backbone network transmits the flow of the type of service（That is corresponding service message）.
In conclusion in the embodiment of the present invention, being capable of the flow information based on the various businesses type transmitted in backbone network
And the link information of each bar link in backbone network determines transmission link of the flow of each type of service in backbone network, so that
Based on type of service（Such as HTTP business, instant messaging service, P2P business）Carry out the flow scheduling of IP network；Furthermore it is possible to
Flow scheduling is carried out based on time delay, shake, packet loss, the indication range of consideration is much larger than traditional traffic engineering；In addition, by special
The flow scheduling server of door carries out traffic engineering work, its scheduling accuracy, flexibility are more than traditional traffic engineering；Further,
Aforesaid way can improve bandwidth availability ratio, and link bandwidth of distributing according to need, ensures business experience, differentiation flow scheduling, and keep away
Exempt from some link Overloads or congestion, and the problems such as other link utilizations are insufficient.
Embodiment two
Based on the inventive concept same with the above method, additionally provided in the embodiment of the present invention a kind of based on type of service
Flow scheduling system, the system include：
Flow scheduling server, for obtaining the flow information for the various businesses type for needing to be transmitted in backbone network, and
Obtain the link information of each bar link in the backbone network；And using the various businesses type flow information and
The link information of each bar link determines transmission link of the flow of each type of service in the backbone network；And will be each
Transmission link of the flow of type of service in the backbone network is notified to each network equipment in the backbone network；The network equipment,
The flow of the type of service is transmitted for transmission link of the flow according to type of service in the backbone network.
In the embodiment of the present invention, which further includes：Flow analysis equipment, for by needing into each of backbone network
Plant the flow of type of service and the flow of the various businesses type from backbone network is analyzed, obtain needing in backbone network
The flow information of the various businesses type of middle transmission, and the flow information for the various businesses type that needs are transmitted in backbone network
The flow scheduling server is reported to, the needs reported by the flow scheduling server reception flow analysis equipment exist
The flow information for the various businesses type transmitted in backbone network；The network equipment, is additionally operable to each in backbone network by monitoring
The link service condition of bar link obtains the link information of each bar link in backbone network, and by each bar link in backbone network
Link information is reported to the flow scheduling server, and receiving the network in backbone network by the flow scheduling server sets
The link information of the standby each bar link reported.
In the embodiment of the present invention, the network equipment, specifically for after receiving and needing the service message that transmits, by right
The link-layer identification, and/or Network Layer identities, and/or transmission layer identification of the service message distinguish, and obtain the business
The type of service of message, and transmitted according to transmission link of the flow in the backbone network of the type of service of the service message
The service message.
Embodiment three
Based on the inventive concept same with the above method, a kind of flow scheduling service is additionally provided in the embodiment of the present invention
Device, as shown in figure 3, the flow scheduling server includes：Service condition sensing module 11, link state sensing module 12, flow
Scheduler module 13 and policy distribution module 14；Flow scheduling server further includes first interface, second interface and the 3rd interface, the
Interface of one interface between flow scheduling server and flow analysis equipment, second interface are flow scheduling server and backbone
The interface of link state is read in net between the network equipment, the 3rd interface is flow scheduling server and the network equipment in backbone network
Between issue the interface of forwarding strategy, second interface and the 3rd interface can physically be unified but distinguish in logic.
Service condition sensing module 11, for obtaining the flow letter for the various businesses type for needing to be transmitted in backbone network
Breath；
Link state sensing module 12, for obtaining the link information of each bar link in the backbone network；
Flow scheduling module 13, for the flow information and the chain of each bar link using the various businesses type
Road information determines transmission link of the flow of each type of service in the backbone network；
Policy distribution module 14, for notifying transmission link of the flow of each type of service in the backbone network to institute
State each network equipment in backbone network, by each network equipment in the backbone network according to the flow of type of service in the backbone network
Transmission link transmit the flow of the type of service.
The service condition sensing module 11, the needs reported specifically for receiving flow analysis equipment pass in backbone network
The flow information of defeated various businesses type；Wherein, the flow information of the various businesses type is the flow analysis equipment
By to needing into the flow of the various businesses type of the backbone network and to the various businesses class from the backbone network
What the flow of type was obtained and reported after being analyzed；
The link state sensing module 12, each bar chain reported specifically for receiving the network equipment in the backbone network
The link information on road；Wherein, the link information of each bar link passes through described in monitoring for the network equipment in the backbone network
What the link service condition of each bar link in backbone network was obtained and reported.
The flow scheduling module 13, every kind of type of service is determined specifically for the flow information using various businesses type
The flow transmitted in the backbone network is needed, the stream that each of the links can carry is determined using the link information of each bar link
Amount, the flow that the flow and each of the links transmitted using every kind of type of service needs in the backbone network can carry determine respectively
Transmission link of the flow of type of service in backbone network.
The flow scheduling module 13, the flow that being further used for selection can carry, which is more than type of service, to be needed described
The link of the flow transmitted in backbone network, and determine the chain index corresponding to the link of each selection；Select corresponding to link
The link of chain index required for chain index meets the type of service as the type of service flow in the backbone network
Transmission link；
Wherein, include the chain index of each bar link in the link information of each bar link, and chain index include with
One of lower or any combination：Time delay, shake, packet loss；
Wherein, type of service includes one below or any combination：It is hypertext transfer protocol HTTP business, point-to-point
P2P business, instant messaging business, route webmaster information service.
The policy distribution module 14, specifically for the flow of type of service and the type of service is existed by flow table mode
The correspondence between transmission link in the backbone network is notified to each network equipment in backbone network；Alternatively, pass through tactful road
The correspondence between transmission link of the flow of type of service and the type of service in the backbone network is notified by mode
To each network equipment in backbone network.
Wherein, the modules of apparatus of the present invention can be integrated in one, and can also be deployed separately.Above-mentioned module can close
And be a module, multiple submodule can also be further split into.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be by
Software adds the mode of required general hardware platform to realize, naturally it is also possible to which by hardware, but the former is more in many cases
Good embodiment.Based on such understanding, what technical scheme substantially in other words contributed the prior art
Part can be embodied in the form of software product, which is stored in a storage medium, if including
Dry instruction is used so that a computer equipment（Can be personal computer, server, or network equipment etc.）Perform this hair
Method described in bright each embodiment.
It will be appreciated by those skilled in the art that attached drawing is the schematic diagram of a preferred embodiment, module or stream in attached drawing
Journey is not necessarily implemented necessary to the present invention.
It will be appreciated by those skilled in the art that the module in device in embodiment can describe be divided according to embodiment
It is distributed in the device of embodiment, respective change can also be carried out and be disposed other than in one or more devices of the present embodiment.On
The module for stating embodiment can be merged into a module, can also be further split into multiple submodule.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Disclosed above is only several specific embodiments of the present invention, and still, the present invention is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection scope of the present invention.
Claims (12)
1. a kind of traffic scheduling method based on type of service, it is characterised in that this method includes：
Flow scheduling server obtains the flow information for the various businesses type for needing to be transmitted in backbone network, and obtains the bone
The link information of each bar link in dry net；
The link of the flow information of various businesses type described in the flow scheduling server by utilizing and each bar link is believed
Breath determines transmission link of the flow of each type of service in the backbone network；
The flow scheduling server notifies transmission link of the flow of each type of service in the backbone network to the bone
Each network equipment in dry net, by biography of each network equipment in the backbone network according to the flow of type of service in the backbone network
Transmission link transmits the flow of the type of service；
Wherein, each network equipment is after the service message for needing to transmit is received in the backbone network, by the service message
Link-layer identification, and/or Network Layer identities, and/or transmission layer identification distinguish, obtain the service class of the service message
Type, and transmit the business report according to transmission link of the flow in the backbone network of the type of service of the service message
Text.
2. the method as described in claim 1, it is characterised in that
The flow scheduling server obtains the flow information for the various businesses type for needing to be transmitted in backbone network, specific bag
Include：The flow scheduling server receives the various businesses type that the needs that flow analysis equipment reports transmit in backbone network
Flow information；Wherein, the flow information of the various businesses type passes through to needing described in entrance for the flow analysis equipment
After the flow of the various businesses type of backbone network and flow to the various businesses type from the backbone network are analyzed
Obtain and report；
The flow scheduling server obtains the link information of each bar link in the backbone network, specifically includes：The flow
Dispatch server receives the link information for each bar link that the network equipment in the backbone network reports；Wherein, each bar chain
The link information on road is used for the network equipment in the backbone network by monitoring the link of each bar link in the backbone network
What situation was obtained and reported.
3. the method as described in claim 1, it is characterised in that various businesses type described in the flow scheduling server by utilizing
Flow information and the link information of each bar link determine transmission of the flow of each type of service in the backbone network
Link, specifically includes：
The flow information of the flow scheduling server by utilizing various businesses type determines that every kind of type of service is needed in the bone
The flow transmitted in dry net, the flow that each of the links can carry is determined using the link information of each bar link, and using every kind of
The flow that the flow and each of the links that type of service needs transmit in the backbone network can carry determines each type of service
Transmission link of the flow in the backbone network.
4. method as claimed in claim 3, it is characterised in that the every kind of type of service of flow scheduling server by utilizing needs
The flow that the flow and each of the links transmitted in the backbone network can carry determines the flow of each type of service in the bone
Transmission link in dry net, specifically includes：
The flow that the flow scheduling server selection can carry, which is more than type of service, needs what is transmitted in the backbone network
The link of flow, and determine the chain index corresponding to the link of each selection；
Chain index required for chain index corresponding to the flow scheduling server selection link meets the type of service
Flow transmission link the backbone network in of the link as the type of service；
Wherein, include the chain index of each bar link in the link information of each bar link, and chain index include it is following it
One or any combination：Time delay, shake, packet loss；
Wherein, type of service includes one below or any combination：Hypertext transfer protocol HTTP business, point-to-point P2P industry
Business, instant messaging business, route webmaster information service.
5. the method as described in claim 1, it is characterised in that the flow scheduling server exists the flow of each type of service
Transmission link in the backbone network notifies, to each network equipment in the backbone network, to specifically include：
The flow scheduling server by flow table mode by the flow of type of service and the type of service in the backbone network
Transmission link between correspondence notify to each network equipment in backbone network；Alternatively,
The flow scheduling server is by policybased routing mode by the flow of type of service and the type of service in the backbone
The correspondence between transmission link in net is notified to each network equipment in backbone network.
6. a kind of flow scheduling system based on type of service, it is characterised in that the system includes：
Flow scheduling server, for obtaining the flow information for the various businesses type for needing to be transmitted in backbone network, and obtains
The link information of each bar link in the backbone network；And utilize the flow information of the various businesses type and described
The link information of each bar link determines transmission link of the flow of each type of service in the backbone network；And by each business
Transmission link of the flow of type in the backbone network is notified to each network equipment in the backbone network；
The network equipment, the stream of the type of service is transmitted for transmission link of the flow according to type of service in the backbone network
Amount；
Wherein, the network equipment, specifically for after receiving and needing the service message that transmits, by the service message
Link-layer identification, and/or Network Layer identities, and/or transmission layer identification distinguish, and obtain the service class of the service message
Type, and transmit the business report according to transmission link of the flow in the backbone network of the type of service of the service message
Text.
7. system as claimed in claim 6, it is characterised in that further include：
Flow analysis equipment, for by needing into the flow of the various businesses type of backbone network and to from backbone network
The flow of various businesses type analyzed, obtain needing the flow information of various businesses type transmitted in backbone network,
And the flow information for the various businesses type for needing to transmit in backbone network is reported to the flow scheduling server, by described
Flow scheduling server receives the stream for the various businesses type that the needs that the flow analysis equipment reports transmit in backbone network
Measure information；
The network equipment, is additionally operable to obtain in backbone network by monitoring the link service condition of each bar link in backbone network
The link information of each bar link, and the link information of each bar link in backbone network is reported to the flow scheduling server,
The link information for each bar link that the network equipment in backbone network reports is received by the flow scheduling server.
8. a kind of flow scheduling server, it is characterised in that the flow scheduling server includes：
Service condition sensing module, for obtaining the flow information for the various businesses type for needing to be transmitted in backbone network；
Link state sensing module, for obtaining the link information of each bar link in the backbone network；
Flow scheduling module, for the flow information and the link information of each bar link using the various businesses type
Determine transmission link of the flow of each type of service in the backbone network；
Policy distribution module, for notifying transmission link of the flow of each type of service in the backbone network to the backbone
Each network equipment in net, by transmission of each network equipment in the backbone network according to the flow of type of service in the backbone network
The flow of the link transmission type of service；
Wherein, each network equipment is after the service message for needing to transmit is received in the backbone network, by the service message
Link-layer identification, and/or Network Layer identities, and/or transmission layer identification distinguish, obtain the service class of the service message
Type, and transmit the business report according to transmission link of the flow in the backbone network of the type of service of the service message
Text.
9. flow scheduling server as claimed in claim 8, it is characterised in that
The service condition sensing module, the needs reported specifically for receiving flow analysis equipment transmit each in backbone network
The flow information of kind type of service；Wherein, the flow information of the various businesses type passes through right for the flow analysis equipment
Need the flow into the various businesses type of the backbone network and the stream to the various businesses type from the backbone network
What amount was obtained and reported after being analyzed；
The link state sensing module, the chain of each bar link reported specifically for receiving the network equipment in the backbone network
Road information；Wherein, the link information of each bar link is the network equipment in the backbone network by monitoring the backbone network
What the link service condition of interior each bar link was obtained and reported.
10. flow scheduling server as claimed in claim 8, it is characterised in that
The flow scheduling module, determines that every kind of type of service needs specifically for the flow information using various businesses type
The flow transmitted in the backbone network, the flow that each of the links can carry, and profit are determined using the link information of each bar link
The flow that the flow and each of the links transmitted with every kind of type of service needs in the backbone network can carry determines each business
Transmission link of the flow of type in backbone network.
11. flow scheduling server as claimed in claim 10, it is characterised in that
The flow scheduling module, the flow that being further used for selection can carry, which is more than type of service, to be needed in the backbone network
The link of the flow of middle transmission, and determine the chain index corresponding to the link of each selection；
The link of chain index is as the type of service required for chain index corresponding to selection link meets the type of service
Transmission link of the flow in the backbone network；
Wherein, include the chain index of each bar link in the link information of each bar link, and chain index include it is following it
One or any combination：Time delay, shake, packet loss；
Wherein, type of service includes one below or any combination：Hypertext transfer protocol HTTP business, point-to-point P2P industry
Business, instant messaging business, route webmaster information service.
12. flow scheduling server as claimed in claim 8, it is characterised in that
The policy distribution module, specifically for by flow table mode by the flow of type of service and the type of service in the bone
The correspondence between transmission link in dry net is notified to each network equipment in backbone network；Alternatively, pass through policybased routing mode
Correspondence between transmission link of the flow of type of service and the type of service in the backbone network is notified to backbone
Each network equipment in net.
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| CN105897611B (en) * | 2016-06-24 | 2019-03-29 | 武汉绿色网络信息服务有限责任公司 | A kind of system and method that business identification and flow scheduling is realized using DPI technology based on SDN |
| CN106452958B (en) * | 2016-09-30 | 2020-04-07 | 中国联合网络通信集团有限公司 | Flow control method, system and centralized controller |
| CN106789650B (en) * | 2016-12-23 | 2020-05-26 | 锐捷网络股份有限公司 | Wide area network acceleration method and device based on IP |
| CN108471629B (en) * | 2017-02-23 | 2021-04-20 | 华为技术有限公司 | Method, equipment and system for controlling service quality in transmission network |
| CN110071977B (en) * | 2019-04-25 | 2022-04-01 | 北京风行极客科技有限公司 | Data transmission method and device |
| CN110380904B (en) * | 2019-07-23 | 2021-09-21 | 腾讯科技（深圳）有限公司 | Bandwidth allocation method and device, electronic equipment and storage medium |
| CN113194037B (en) * | 2021-03-31 | 2022-05-24 | 新华三大数据技术有限公司 | Traffic scheduling method and device |
| CN117544618A (en) * | 2022-08-01 | 2024-02-09 | 深圳市中兴微电子技术有限公司 | Service processing method, server, vehicle and system |
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