CN104967528A - Bandwidth adjusting method and system based on SDN controller - Google Patents
Bandwidth adjusting method and system based on SDN controller Download PDFInfo
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- CN104967528A CN104967528A CN201510239941.5A CN201510239941A CN104967528A CN 104967528 A CN104967528 A CN 104967528A CN 201510239941 A CN201510239941 A CN 201510239941A CN 104967528 A CN104967528 A CN 104967528A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0896—Bandwidth or capacity management, i.e. automatically increasing or decreasing capacities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
- H04L47/2425—Traffic characterised by specific attributes, e.g. priority or QoS for supporting services specification, e.g. SLA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/76—Admission control; Resource allocation using dynamic resource allocation, e.g. in-call renegotiation requested by the user or requested by the network in response to changing network conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/80—Actions related to the user profile or the type of traffic
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Abstract
The embodiment of the invention discloses a bandwidth adjusting method and system based on a SDN controller and relates to the technical field of communication. The bandwidth adjusting method and system may solve a problem that a bandwidth provided by a network according to user subscription does not match an actual business-demanded bandwidth. The method comprises: a strategy generating and executing device acquires a correlative business parameter; the strategy generating and executing device generates a bandwidth adjusting strategy according to the correlative business parameter; the strategy generating and executing device sends the bandwidth adjusting strategy to a SDN controller; and the SDN controller adjusts the bandwidth according to the bandwidth adjusting strategy. The bandwidth adjusting method and system are suitable for a bandwidth adjusting processing flow.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of bandwidth adjusting method based on SDN controller and system.
Background technology
At present when user's log on bandwidth, the bandwidth may can only used according to rough estimate is applied for.Because user is when selecting bandwidth, do not understand the bandwidth situation self used, again may be inaccurate because of the estimation of user self to bandwidth usage, order excessive or too small bandwidth.If do not adjusted bandwidth, order excessive bandwidth, can network resources waste be produced, and order too small bandwidth, the user demand of business to bandwidth cannot be met again.Therefore, prior art is based on SDN (Software Defined Network, software defined network) controller basis on, propose a kind of Bandwidth adjustment scheme doing timesharing partial node in pre-conditioned and preset time period range of nodes, such as user can notify the bandwidth usage of SDN controller within certain time period in future, and SDN controller is according to the notice of user, when arriving predetermined amount of time, bandwidth is adjusted.Although the program can play the initial object ordered bandwidth and adjust, but the adjustment that the estimated value still coming from user due to its essence is carried out, still there will be network and subscribes to according to user and the bandwidth that provides and the unmatched problem of business actual demand bandwidth.
Summary of the invention
A kind of bandwidth method that the embodiment of the present invention provides and system, can solve utilized bandwidth and the unmatched problem of demand bandwidth.
Embodiments provide a kind of bandwidth adjusting method based on SDN controller, comprising:
Strategy generating and actuating equipment obtain related service parameter, and described related service parameter comprises: related service parameter comprises: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth take situation, user's history bandwidth usage and other user's similar traffic bandwidth usage;
Described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter;
Described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller;
Described SDN controller carries out Bandwidth adjustment according to described Bandwidth adjustment strategy.
Embodiments provide a kind of Bandwidth adjustment system based on SDN controller, comprising: strategy generating and actuating equipment, SDN controller;
Strategy generating and actuating equipment, for obtaining related service parameter, described related service parameter comprises: related service parameter comprises: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth take situation, user's history bandwidth usage and other user's similar traffic bandwidth usage;
Described strategy generating and actuating equipment, also for generating Bandwidth adjustment strategy according to described related service parameter;
Described strategy generating and actuating equipment, also for sending described Bandwidth adjustment strategy to SDN controller;
Described SDN controller, for carrying out Bandwidth adjustment according to described Bandwidth adjustment strategy.
Embodiments provide a kind of bandwidth adjusting method based on SDN controller and system, the current related service parameter of subscriber equipment is obtained by strategy generating and actuating equipment, comprising: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth takies situation, user's history bandwidth usage and other user's similar traffic bandwidth usage, and generate Bandwidth adjustment strategy according to described related service parameter, then described Bandwidth adjustment strategy is sent to SDN controller, finally carry out Bandwidth adjustment by described SDN controller according to described Bandwidth adjustment strategy.Compare with prior art, the method that bandwidth carries out Bandwidth adjustment is estimated according to user, the present invention generates according to the actual service condition of service bandwidth to subscribe to current bandwidth the Bandwidth adjustment strategy matched, and then realize adjusting bandwidth by SDN controller, therefore, when can avoid carrying out Bandwidth adjustment according to user's discreet value, the bandwidth that the network occurred is subscribed to according to user and provided and the unmatched problem of business actual demand bandwidth.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
A kind of bandwidth adjusting method flow chart based on SDN controller that Fig. 1 provides for the embodiment of the present invention;
The another kind that Fig. 2 provides for the embodiment of the present invention is based on the bandwidth adjusting method flow chart of SDN controller;
A kind of user's rate amount of money that Fig. 3 a provides for the embodiment of the present invention is not higher than the bandwidth adjusting method flow chart of threshold value;
A kind of user's rate amount of money that Fig. 3 b provides for the embodiment of the present invention is higher than the bandwidth adjusting method flow chart of threshold value;
Fig. 4 a gets bandwidth adjusting method flow chart when user's confirmation is no for another kind that the embodiment of the present invention provides;
Fig. 4 b for another kind that the embodiment of the present invention provides get user's confirmation be time bandwidth adjusting method flow chart;
A kind of composition of the Bandwidth adjustment system based on SDN controller schematic diagram that Fig. 5 provides for the embodiment of the present invention;
The another kind that Fig. 6 provides for the embodiment of the present invention is based on the Bandwidth adjustment system composition schematic diagram of SDN controller.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiments provide a kind of bandwidth adjusting method based on SDN controller, can be applicable to adjust the dedicated network supporting SDN controller, also can be applicable to adjust the virtual network supporting SDN controller, the virtual network be such as made up of x86 server, as shown in Figure 1, comprising:
101, strategy generating and actuating equipment obtain related service parameter.
Wherein, related service parameter comprises: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth take situation, user's history bandwidth usage and other user's similar traffic bandwidth usage.It should be noted that, comprise in subscription information: subscriber identity information, customer service type, user subscribe to the bandwidth sum rate etc. corresponding with this bandwidth, and the embodiment of the present invention does not limit the information content comprised in subscription information; User device parameters is the parameter that current use takies that this bandwidth carries out the terminal equipment of business transmission, such as: whether terminal equipment supports that multi code Rate of Chinese character transmits; User's rate are recorded as the rate amount of money of user's current subscription bandwidth and the rate amount of money of history subscription bandwidth; Current overall network resource status is for representing the service condition of current whole Internet resources; Customer service actual bandwidth takies situation for representing the Internet Use of user's reality; User's history bandwidth usage is used for representing, the history bandwidth peak of current use business; Other user's similar traffic bandwidth usages are used for representing, other user class are like the bandwidth peak of business.
102, described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter.
Wherein, strategy generating and actuating equipment by analyzing the subscriber terminal equipment parameter in related service parameter, can generate the Bandwidth adjustment strategy improving business experience.Here high business experience bandwidth refers to as in video conferencing, if associated television terminal can support that multi code Rate of Chinese character transmits, high business experience is exactly select the high code check coding of this equipment and transmit option to support high business experience, because high code check coding and transmission need higher bandwidth, so according to the user subscription information in related service parameter, when learning that the bandwidth of user's current subscription can not meet this business demand, generate the Bandwidth adjustment strategy W1 that can meet this business demand.In addition, also can according to the user's history bandwidth usage in related service parameter, determine the history bandwidth peak of this kind of business of this user, and contrast the history bandwidth peak of this kind of business of this user and the bandwidth of user's current subscription, if when the bandwidth of user's current subscription is greater than or less than the history bandwidth peak of this kind of business of user, then generate Bandwidth adjustment strategy W2.Wherein, according to Bandwidth adjustment strategy W2, current bandwidth can be adjusted to the identical bandwidth of history bandwidth peak this kind of with user.Simultaneously, according to other user's similar traffic bandwidth usage in related service parameter, determine that other user class is like service bandwidth peak value, if when the bandwidth of user's current subscription is greater than or less than other user class like service bandwidth peak value, then generate Bandwidth adjustment strategy W3.Wherein, according to Bandwidth adjustment strategy W3, current bandwidth can be adjusted to and other user class bandwidth that seemingly service bandwidth peak value is identical.After generation Bandwidth adjustment strategy W1, W2 and W3, determine a kind of Bandwidth adjustment strategy providing bandwidth the highest in W1, W2, W3, so that in follow-up flow process, recommend this Bandwidth adjustment strategy to user.
In addition, strategy generating and actuating equipment can also take by analyzing customer service actual bandwidth the relation that situation and user subscribe to bandwidth, generate the Bandwidth adjustment strategy that can meet customer service actual bandwidth demand.Be specifically as follows, when customer service actual bandwidth take situation than user subscribe to band roomy time, generating increases active user and subscribes to the bandwidth scheduling strategy of bandwidth; When customer service actual bandwidth take situation than user subscribe to bandwidth little time, generate and lower active user and subscribe to the Bandwidth adjustment strategy of bandwidth.
103, described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller.
104, described SDN controller carries out Bandwidth adjustment according to described Bandwidth adjustment strategy.
Wherein, run in SDN controller and have Bandwidth adjustment application program, this program can adjust bandwidth by control SDN controller.Thus, by sending bandwidth adjustable strategies to SDN controller, SDN controller can be realized and according to Bandwidth adjustment strategy, bandwidth is adjusted accordingly.
Embodiments provide a kind of bandwidth adjusting method based on SDN controller, related service parameter is obtained by strategy generating and actuating equipment, comprising: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth takies situation, user's history bandwidth usage and other user's similar traffic bandwidth usage, and generate Bandwidth adjustment strategy according to described related service parameter, then described Bandwidth adjustment strategy is sent to SDN controller, finally carry out Bandwidth adjustment by described SDN controller according to described Bandwidth adjustment strategy.Compare with prior art, the method that bandwidth carries out Bandwidth adjustment is estimated according to user, the present invention generates according to the actual service condition of service bandwidth the Bandwidth adjustment strategy matched with current bandwidth service condition, and then realize adjusting bandwidth by SDN, therefore, when can avoid carrying out Bandwidth adjustment according to user's discreet value, there is the bandwidth that network provides according to user's subscription and the unmatched problem of business actual demand bandwidth.
In another embodiment provided by the invention, the acquisition of related service parameter is described in detail, as shown in Figure 2, has performed before step 101, also comprise:
201, user subscribes to Platform Server and receives user subscription information, and described user subscription information is sent to subscriber data server, strategy generating and actuating equipment and bandwidth occupancy Real-time Obtaining statistical server.
202a, described user subscribe to Platform Server and obtain user device parameters according to described user subscription information.
202b, described subscriber data server obtain user's rate record according to described user subscription information.
Wherein, user's rate record comprises user's rate amount of money.
202c, described bandwidth occupancy Real-time Obtaining statistical server obtains described current overall network resource status according to described user subscription information, customer service actual bandwidth takies situation, described user's history bandwidth usage and other user's similar traffic bandwidth usage described.
In another embodiment provided by the invention, describe another kind of adjustment bandwidth strategy-generating method, according to the ability to cope with the exigency of user, different Bandwidth adjustment strategies can be generated, perform before step 102, also comprise:
301, described strategy generating and actuating equipment judge that whether described user's rate amount of money is higher than threshold value.
Wherein, threshold value is the judgement customer consumption ability of operator's setting, and the criterion of customer consumption susceptibility.Its concrete numerical value, can set according to the actual conditions of different regions, the embodiment of the present invention does not limit this.Concrete, after user's rate amount of money exceedes described threshold value, then think that this user has higher consuming capacity, and insensitive to price change.Because higher bandwidth also can the use cost of adding users, for the user of user's rate amount of money higher than threshold value, Bandwidth adjustment strategy is generated to improve for the purpose of business experience, otherwise, for the user of user's rate amount of money lower than threshold value, then for the purpose of ensureing that basic service is experienced, generate Bandwidth adjustment strategy.
If described user's rate amount of money is not higher than threshold value, then described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, as shown in Figure 3 a, specifically comprise:
1021a, according to described user device parameters, described user's history bandwidth usage, generate Bandwidth adjustment strategy.
Wherein, by analyzing user device parameters, generating and can ensure the Bandwidth adjustment strategy V1 that basic service improves.Simultaneously, according to the user's history bandwidth usage in related service parameter, determine the history bandwidth peak of this kind of business of this user, and contrast the history bandwidth peak of this kind of business of this user and the bandwidth of user's current subscription, if when the bandwidth of user's current subscription is greater than or less than the history bandwidth peak of this kind of business of user, then Bandwidth adjustment strategy V2.After generation Bandwidth adjustment strategy V1 and V2, determine a kind of Bandwidth adjustment strategy providing bandwidth the highest in V1, V2, so that in follow-up flow process, recommend this Bandwidth adjustment strategy to user.
If described user's rate amount of money is higher than threshold value, then described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, as shown in Figure 3 b, specifically comprise:
1021b, according to described user device parameters, described user's history bandwidth usage, other similar traffic bandwidth usages described, generate bandwidth furnishing strategy.
Wherein, step 1021b can refer to the method flow of above-mentioned steps 102, does not chase after repeat at this.
In another embodiment provided by the invention, be described in detail in before described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller, be confirmed whether to user to perform the Bandwidth adjustment strategy generated, perform before step 103, also comprise:
401, described strategy generating and actuating equipment are subscribed to Platform Server to described user and are sent described Bandwidth adjustment strategy.
402, described user subscribes to Platform Server according to described Bandwidth adjustment strategy generating bandwidth recommendation scheme.
Wherein, bandwidth recommendation scheme comprises bandwidth value and expenses standard, and like this, according to bandwidth recommendation scheme, user can more directly judge whether will adjust current bandwidth.
403, described user subscribes to Platform Server obtains user confirmation according to described bandwidth recommendation scheme.
Wherein, described user subscribes to Platform Server and bandwidth recommendation scheme is sent to user, and can receive the confirmation that user returns.Described user subscribes to Platform Server by strategy and actuating equipment described in the confirmation message notice that receives.Described strategy and actuating equipment, according to the content of confirmation, carry out subsequent step, concrete:
If when the confirmation of described user is no, as shown in fig. 4 a, then perform step 404;
If when the confirmation of described user is for being, as shown in Figure 4 b, then perform step 103.
404, described strategy generating and actuating equipment do not send described Bandwidth adjustment strategy to SDN controller.
In conjunction with above-mentioned steps 101 to step 404, embodiment provided by the invention is applied in when user uses business, according to the real time business relevant parameter of customer service bandwidth, generates Bandwidth adjustment strategy, and recommends to user.The VPN video conferencing service run for MPLS network is below illustrated:
Example 1: user opens VPN traffic in one day temporarily hold videoconference to order bandwidth in advance.The user device parameters that strategy generating and actuating equipment send according to subscriber data server, judges whether to improve code check transmission further.If judged result is no, then continue to plan that purchasing bandwidth carries out videoconference.If the determination result is YES, then the customer service actual bandwidth that strategy generating and actuating equipment implement to gather statistical server acquisition according to bandwidth occupancy takies situation, judges that whether current network resources takies situation lower than predetermined threshold value.If when judged result is no, then continue to plan that purchasing bandwidth carries out videoconference.If the determination result is YES time, then strategy generating and actuating equipment generate Bandwidth adjustment strategy, and subscribe to Platform Server by user the Bandwidth adjustment strategy of generation is sent to user, wait for user's response.If user subscribes to Platform Server accept user's response for accepting this Bandwidth adjustment strategy, then user subscribes to the generation of Platform Server notification strategy and actuating equipment.Bandwidth adjustment strategy is sent to Bandwidth adjustment application program and SDN controller by strategy generating and actuating equipment, and carries out Bandwidth adjustment by Bandwidth adjustment application program and SDN controller.If user subscribes to Platform Server and accepts user's response for not accept this Bandwidth adjustment strategy, then network is still served with original subscription bandwidth.
Example 2: user opens VPN traffic in one day temporarily hold videoconference to order bandwidth in advance.The customer service actual bandwidth that then strategy generating and actuating equipment implement to gather statistical server acquisition according to bandwidth occupancy takies situation, judges that customer service actual bandwidth takies situation and whether exceedes predetermined threshold value.If judged result is no, then continues to order bandwidth and carry out videoconference.If the determination result is YES, then strategy generating and actuating equipment take peak value to this type of business real-time bandwidth of this user of subscriber data server lookup and take peak value with other user class like business real-time bandwidth, generate Bandwidth adjustment strategy, and subscribe to Platform Server by user the Bandwidth adjustment strategy of generation is sent to user, wait for user's response.If user subscribes to Platform Server accept user's response for accepting this Bandwidth adjustment strategy, then user subscribes to the generation of Platform Server notification strategy and actuating equipment.Bandwidth adjustment strategy is sent to Bandwidth adjustment application program and SDN controller by strategy generating and actuating equipment, and carries out Bandwidth adjustment by Bandwidth adjustment application program and SDN controller.If user subscribes to Platform Server and accepts user's response for not accept this Bandwidth adjustment strategy, then network is still served with original subscription bandwidth.
What deserves to be explained is, if according to current overall network resource status, SDN controller detects that network can provide this bandwidth, SDN controller adjustment network topology and network settings, make the bandwidth requirement that this VPN traffic reaches new.
Embodiments provide a kind of bandwidth adjusting method based on SDN, related service parameter is obtained by strategy generating and actuating equipment, comprising: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth takies situation, user's history bandwidth usage and other user's similar traffic bandwidth usage, and generate Bandwidth adjustment strategy according to described related service parameter, then described Bandwidth adjustment strategy is sent to SDN controller, finally carry out Bandwidth adjustment by described SDN controller according to described Bandwidth adjustment strategy.Compare with prior art, the method that bandwidth carries out Bandwidth adjustment is estimated according to user, the present invention generates according to the actual service condition of service bandwidth the Bandwidth adjustment strategy matched with current bandwidth service condition, and then realize adjusting bandwidth by SDN controller, therefore, when can avoid carrying out Bandwidth adjustment according to user's discreet value, the bandwidth that the network occurred is subscribed to according to user and provided and the unmatched problem of business actual demand bandwidth.
Embodiments provide a kind of Bandwidth adjustment system based on SDN controller, as shown in Figure 5, comprising: strategy generating and actuating equipment 51, SDN controller 52.
Strategy generating and actuating equipment 51, for obtaining related service parameter.
Wherein, described related service parameter comprises: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth take situation, user's history bandwidth usage and other user's similar traffic bandwidth usage.
Described strategy generating and actuating equipment 51, also for generating Bandwidth adjustment strategy according to described related service parameter.
Described strategy generating and actuating equipment 51, also for sending described Bandwidth adjustment strategy to SDN controller 52.
Described SDN controller 52, for carrying out Bandwidth adjustment according to described Bandwidth adjustment strategy.
In the optional building form of the another kind of this system, as shown in Figure 6, described system also comprises: user subscribes to Platform Server 61, subscriber data server 62, bandwidth occupancy Real-time Obtaining statistical server 63.
For subscribing to Platform Server 61, for receiving user subscription information, and described user subscription information is sent to subscriber data server, strategy generating and actuating equipment and bandwidth occupancy Real-time Obtaining statistical server.
Described for subscribing to Platform Server 61, for obtaining described user device parameters according to described user subscription information.
Described subscriber data server 62, for obtaining described user's rate record according to described user subscription information.
Wherein, user's rate amount of money is comprised in described user's rate record.
Described bandwidth occupancy Real-time Obtaining statistical server 63, for obtaining described current overall network resource status according to described user subscription information, customer service actual bandwidth takies situation, described user's history bandwidth usage and other user's similar traffic bandwidth usage described.
In the optional building form of the another kind of this system, as shown in Figure 6, described strategy generating and actuating equipment 61 also for, judge that whether described user's rate amount of money is higher than threshold value.
If described user's rate amount of money is not higher than threshold value, then described strategy generating and actuating equipment 61 generate Bandwidth adjustment strategy according to described related service parameter, specifically comprise:
According to described user device parameters, described user's history bandwidth usage, generate Bandwidth adjustment strategy.
If described user's rate amount of money is higher than threshold value, then described strategy generating and actuating equipment 61 generate Bandwidth adjustment strategy according to described related service parameter, specifically comprise:
According to described user device parameters, described user's history bandwidth usage, other similar traffic bandwidth usages described, generate bandwidth furnishing strategy.
In the optional building form of the another kind of this system, as shown in Figure 6, described strategy generating and actuating equipment 61 also for, subscribe to Platform Server to described user and send described Bandwidth adjustment strategy.
Described user subscribe to Platform Server 61 also for, according to described Bandwidth adjustment strategy generating bandwidth recommendation scheme.
Described user subscribe to Platform Server 61 also for, obtain the confirmation of user according to described bandwidth recommendation scheme.
If when the confirmation of described user is for being, then described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller.
Embodiments provide a kind of Bandwidth adjustment system based on SDN controller, related service parameter is obtained by strategy generating and actuating equipment, comprising: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth takies situation, user's history bandwidth usage and other user's similar traffic bandwidth usage, and generate Bandwidth adjustment strategy according to described related service parameter, then described Bandwidth adjustment strategy is sent to SDN controller, finally carry out Bandwidth adjustment by described SDN controller according to described Bandwidth adjustment strategy.Compare with prior art, the method that bandwidth carries out Bandwidth adjustment is estimated according to user, the present invention generates according to the actual service condition of service bandwidth the Bandwidth adjustment strategy matched with current bandwidth service condition, and then realize adjusting bandwidth by SDN controller, therefore, when can avoid carrying out Bandwidth adjustment according to user's discreet value, the bandwidth that the network occurred is subscribed to according to user and provided and the unmatched problem of business actual demand bandwidth.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually see, what each embodiment stressed is the difference with other embodiments.Especially, for apparatus embodiments, because it is substantially similar to embodiment of the method, so describe fairly simple, relevant part illustrates see the part of embodiment of the method.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (8)
1. based on a bandwidth adjusting method for SDN controller, it is characterized in that, comprising:
Strategy generating and actuating equipment obtain the current related service parameter of subscriber equipment, and described related service parameter comprises: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth take situation, user's history bandwidth usage and other user's similar traffic bandwidth usage;
Described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter;
Described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller;
Described SDN controller carries out Bandwidth adjustment according to described Bandwidth adjustment strategy.
2. method according to claim 1, is characterized in that, before described strategy generating and actuating equipment obtain related service parameter, also comprises:
User subscribes to the described user subscription information that Platform Server receives subscriber equipment transmission, and sends described user subscription information to subscriber data server, strategy generating and actuating equipment and bandwidth occupancy Real-time Obtaining statistical server;
Described user subscribes to Platform Server and obtains described user device parameters according to described user subscription information;
Described subscriber data server obtains described user's rate record according to described user subscription information, comprises user's rate amount of money in described user's rate record;
Described bandwidth occupancy Real-time Obtaining statistical server obtains described current overall network resource status according to described user subscription information, described customer service actual bandwidth takies situation, described user's history bandwidth usage and other user's similar traffic bandwidth usage described.
3. method according to claim 2, is characterized in that, before described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, also comprises:
Described strategy generating and actuating equipment, according to the user's rate record in described related service parameter, judge that whether the user's rate amount of money recorded in described user's rate record is higher than threshold value;
If described user's rate amount of money is not higher than threshold value, then described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, specifically comprise:
According to described user device parameters, described user's history bandwidth usage, generate Bandwidth adjustment strategy;
If described user's rate amount of money is higher than threshold value, then described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, specifically comprise:
According to described user device parameters, described user's history bandwidth usage, other similar traffic bandwidth usages described, generate Bandwidth adjustment strategy.
4. method according to claim 3, is characterized in that, before described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller, also comprises:
Described strategy generating and actuating equipment are subscribed to Platform Server to described user and are sent described Bandwidth adjustment strategy;
Described user subscribes to Platform Server according to described Bandwidth adjustment strategy generating bandwidth recommendation scheme;
Described user subscribes to Platform Server obtains user confirmation according to described bandwidth recommendation scheme;
If when the confirmation of described user is for being, then described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller.
5. based on a Bandwidth adjustment system for SDN controller, it is characterized in that, described system comprises: strategy generating and actuating equipment, SDN controller;
Described strategy generating and actuating equipment, for obtaining the current related service parameter of subscriber equipment, described related service parameter comprises: user subscription information, user device parameters, user's rate record, current overall network resource status, customer service actual bandwidth take situation, user's history bandwidth usage and other user's similar traffic bandwidth usage;
Described strategy generating and actuating equipment, also for generating Bandwidth adjustment strategy according to described related service parameter;
Described strategy generating and actuating equipment, also for sending described Bandwidth adjustment strategy to described SDN controller;
Described SDN controller, for carrying out Bandwidth adjustment according to described Bandwidth adjustment strategy.
6. system according to claim 5, is characterized in that, described system also comprises: user subscribes to Platform Server, subscriber data server, bandwidth occupancy Real-time Obtaining statistical server;
Described user subscribes to Platform Server, for receiving the described user subscription information that subscriber equipment sends, and send described user subscription information to described subscriber data server, described strategy generating and actuating equipment and described bandwidth occupancy Real-time Obtaining statistical server;
Described user subscribes to Platform Server, for obtaining described user device parameters according to described user subscription information;
Described subscriber data server, for obtaining described user's rate record according to described user subscription information, comprises user's rate amount of money in described user's rate record;
Described bandwidth occupancy Real-time Obtaining statistical server, for obtaining described current overall network resource status according to described user subscription information, customer service actual bandwidth takies situation, described user's history bandwidth usage and other user's similar traffic bandwidth usage described.
7. system according to claim 6, it is characterized in that, described strategy generating and actuating equipment also for, according to the user's rate record in described related service parameter, judge that whether the described user's rate amount of money recorded in described user's rate record is higher than threshold value;
If described user's rate amount of money is not higher than threshold value, then described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, specifically comprise:
According to described user device parameters, described user's history bandwidth usage, generate Bandwidth adjustment strategy;
If described user's rate amount of money is higher than threshold value, then described strategy generating and actuating equipment generate Bandwidth adjustment strategy according to described related service parameter, specifically comprise:
According to described user device parameters, described user's history bandwidth usage, other similar traffic bandwidth usages described, generate bandwidth furnishing strategy.
8. system according to claim 7, is characterized in that, described strategy generating and actuating equipment also for, subscribe to Platform Server to described user and send described Bandwidth adjustment strategy;
Described user subscribe to Platform Server also for, according to described Bandwidth adjustment strategy generating bandwidth recommendation scheme;
Described user subscribe to Platform Server also for, obtain the confirmation of user according to described bandwidth recommendation scheme;
If when the confirmation of described user is for being, then described strategy generating and actuating equipment send described Bandwidth adjustment strategy to SDN controller.
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