CN103701722A - Network bandwidth allocation method, device and system - Google Patents
Network bandwidth allocation method, device and system Download PDFInfo
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- CN103701722A CN103701722A CN201410001604.8A CN201410001604A CN103701722A CN 103701722 A CN103701722 A CN 103701722A CN 201410001604 A CN201410001604 A CN 201410001604A CN 103701722 A CN103701722 A CN 103701722A
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Abstract
The invention discloses a network bandwidth allocation method, a network bandwidth allocation device and a network bandwidth allocation system. The method comprises the steps of receiving a bandwidth allocation request; determining an allocation type corresponding to the bandwidth allocation request; obtaining preset allocation conditions corresponding to the allocation type; allocating interface bandwidth to users according to user priority and the preset allocation conditions. By adopting the method, the device and the system provided by the invention, the problems that statically allocated bandwidth is unbalanced and bandwidth waste is caused in the prior art are solved, the allocation capable of adjusting the interface bandwidth in time is realized, the interface bandwidth is allocated to the users in a balanced way and the effect of guaranteeing the application bandwidth of high-priority users through flexible configuration can be realized.
Description
Technical field
The present invention relates to network control field, in particular to a kind of internet wide band distribution, Apparatus and system.
Background technology
No matter be Internet exportation or wide area network transmission, be all faced with the situation that data volume constantly increases, class of business is enriched constantly, the expansion rate of bandwidth, far away from the growth rate of data volume, expands bandwidth and can only alleviate the slow problem of online the short time.
Along with enriching constantly of internet, applications, rely on merely the mode of the information such as IP, port identification flows inaccurate, in the flow of 80 ports, may mix web page access, QQ chat, a sudden peal of thunder and download polytype flow.And the network layer devices such as traditional fire compartment wall, router, can only and do simple qos policy according to data separation flows such as IP, ports, under such environment, this traditional Bandwidth Management mode is by of serious failure, cannot reach the object of the bandwidth resources of making rational planning for, adopt static allocated bandwidth, or cause bandwidth waste, or the bandwidth of crucial application can not get ensureing.
Above-mentioned qos policy refers to service quality, is a kind of security mechanism of network, is by a kind of technology that solves the problems such as network delay and obstruction.
Unbalanced for static allocation bandwidth in prior art, cause the problem of bandwidth waste, effective solution is not yet proposed at present.
Summary of the invention
Unbalanced for static allocation bandwidth in correlation technique, cause the problem of bandwidth waste, effective solution is not yet proposed at present, for this reason, main purpose of the present invention is to provide a kind of internet wide band distribution, Apparatus and system, to address the above problem.
To achieve these goals, according to an aspect of the present invention, provide a kind of internet wide band distribution, the method comprises: receive bandwidth allocation request; Determine the distribution type corresponding with bandwidth allocation request; Obtain the default distributive condition corresponding with distributing type; According to User Priority and default distributive condition, it is user assignment interface bandwidth.
Further, the step that is user assignment bandwidth according to User Priority and default distributive condition comprises: the user who obtains all users guarantees bandwidth and user's maximum bandwidth; In the situation that all user's maximum bandwidth sums are less than or equal to interface bandwidth, according to user's demand, be user assignment interface bandwidth; In the situation that all user's maximum bandwidth sums are greater than interface bandwidth, for all user assignment users guarantee bandwidth; Calculate the interface remaining bandwidth of flow control interface; According to User Priority, it is user assignment interface remaining bandwidth.
Further, after being user assignment bandwidth according to User Priority and default distributive condition, internet wide band distribution comprises: the service of obtaining CU bandwidth; Determine the distribution type that user selectes; According to distributing corresponding default distributive condition and the service priority of type, it is service distribution user bandwidth.
Further, according to the step of distributing default distributive condition corresponding to type and service priority to be service distribution bandwidth, comprise: service guarantees bandwidth and the service maximum bandwidth of obtaining all services; In the situation that all service maximum bandwidth sums are less than or equal to user bandwidth, according to the demand bandwidth of service, be service distribution user bandwidth; In the situation that all service maximum bandwidth sums are greater than user bandwidth, be all service distribution service guarantees bandwidth; Calculate user's remaining bandwidth of user; According to service priority, it is service distribution user remaining bandwidth.
Further, distributing type to comprise and share type and exclusively enjoy type, is that the in the situation that of sharing type, all User Priorities are consistent distributing type; Distributing type for exclusively enjoy type in the situation that, User Priority comprises first order priority, second level priority and the third level priority that priority increases progressively step by step.
To achieve these goals, according to a further aspect in the invention, provide a kind of network bandwidth allocation device, this device comprises: receiver module, for receiving bandwidth allocation request; The first determination module, for determining the distribution type corresponding with bandwidth allocation request; The first acquisition module, for obtaining the default distributive condition corresponding with distributing type; The first distribution module, for being user assignment interface bandwidth according to User Priority and default distributive condition.
Further, the first distribution module comprises: the second acquisition module, guarantees bandwidth and user's maximum bandwidth for obtaining all users' user; The first distribution sub module, in the situation that all user's maximum bandwidth sums are less than or equal to interface bandwidth, is user assignment interface bandwidth according to user's demand; The second distribution sub module, in the situation that all user's maximum bandwidth sums are greater than interface bandwidth, for all user assignment users guarantee bandwidth; The first computing module, for calculating the interface remaining bandwidth of flow control interface; The 3rd distribution sub module, for being user assignment interface remaining bandwidth according to User Priority.
Further, network bandwidth allocation device comprises: the 3rd acquisition module, for obtaining the service of CU bandwidth; The second determination module, for the distribution type of determining that user selectes; The second distribution module, for being service distribution user bandwidth according to distributing corresponding default distributive condition and the service priority of type.
Further, the second distribution module comprises: the 4th acquisition module, for obtaining service guarantees bandwidth and the service maximum bandwidth of all services; The 4th distribution sub module, in the situation that all service maximum bandwidth sums are less than or equal to user bandwidth, is service distribution user bandwidth according to the demand bandwidth of service; The 5th distribution sub module, in the situation that all service maximum bandwidth sums are greater than user bandwidth, is all service distribution service guarantees bandwidth; The second computing module, for calculating user's remaining bandwidth of user; The 6th distribution sub module, for being service distribution user remaining bandwidth according to service priority.
To achieve these goals, according to an aspect of the present invention, provide a kind of network bandwidth allocation system, this system comprises: network bandwidth allocation device.
Adopt the present invention, after flow control interface receives bandwidth allocation request, determining the distribution type corresponding with bandwidth allocation request, and obtain the default distributive condition corresponding with distributing type, is then user assignment interface bandwidth according to User Priority and default distributive condition.Adopt the present invention, can use distribution type and User Priority is dynamically user assignment bandwidth, particularly, can be under a total bandwidth (being interface bandwidth), according to online user's number, according to the dynamic bandwidth of adjusting in time user of default distributive condition, make each user can both have bandwidth online, thereby it is unbalanced to have solved in prior art static allocation bandwidth, cause the problem of bandwidth waste, realized the distribution of timely adjustment interface bandwidth, for user equilibrium distribution interface bandwidth can guarantee by flexible configuration the effect of the application bandwidth of high priority simultaneously.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the structural representation of the network bandwidth allocation device of the embodiment of the present invention;
Fig. 2 is according to the flow chart of the internet wide band distribution of the embodiment of the present invention;
Fig. 3 is according to the distribution type of the embodiment of the present invention and priority configuration interface figure;
Fig. 4 is the distribution schematic diagram that exclusively enjoys type according to the embodiment of the present invention; And
Fig. 5 is according to the control block diagram of a kind of internet wide band distribution of the embodiment of the present invention.
Embodiment
First, the part noun or the term that in the process that the embodiment of the present invention is described, occur are applicable to description below:
Guarantee bandwidth: bandwidth channel is distributed the minimum bandwidth obtaining from flow control interface.
Maximum bandwidth: bandwidth channel is distributed the maximum bandwidth obtaining from flow control interface.When interface bandwidth is sufficient, can reach theoretical maximum bandwidth value; When interface bandwidth is nervous, bandwidth channel actual allocated to bandwidth will be less than this value.
Interchannel bandwidth is seized: on a flow control interface, can configure a plurality of bandwidth channel.When on flow control interface, the maximum bandwidth sum of all bandwidth channel is greater than interface bandwidth, the maximum bandwidth of each bandwidth channel can not all reach; Under the prerequisite of assurance bandwidth that guarantees each bandwidth channel, residue interface bandwidth will distribute according to priority, and this distributes the process of interchannel bandwidth to be referred to as interchannel bandwidth to seize.Can pass through the priority of limit bandwidth strategy configured bandwidth passage, priority can be divided high, medium and low third-class, and it is identical that a key is shared the interchannel priority exclusively enjoying with a key, in being defaulted as.
Bandwidth between service is seized: can configure after policing type, User Priority, assurance bandwidth and maximum bandwidth by self-defined limit bandwidth strategy, the COS that this limit bandwidth strategy of refinement is applicable, for every COS, configuration service priority (high and low two etc.) and service guarantees bandwidth, maximum bandwidth.When all service maximum bandwidth sums are greater than tactful maximum bandwidth in strategy, just there will be the bandwidth between service to seize.Each service actual allocated to bandwidth be less than service maximum bandwidth, under the prerequisite of assurance bandwidth that guarantees each service, tactful remaining bandwidth will distribute according to priority (preferentially guaranteeing the service of high priority).
In order to make those skilled in the art person understand better the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, should belong to the scope of protection of the invention.
It should be noted that, the term " first " in specification of the present invention and claims and above-mentioned accompanying drawing, " second " etc. are for distinguishing similar object, and needn't be for describing specific order or precedence.The data that should be appreciated that such use suitably can exchanged in situation, so as embodiments of the invention described herein can with except diagram here or describe those order enforcement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, for example, those steps or unit that the process that has comprised series of steps or unit, method, system, product or equipment are not necessarily limited to clearly list, but can comprise clearly do not list or for these processes, method, product or equipment intrinsic other step or unit.
Fig. 1 is according to the structural representation of the network bandwidth allocation device of the embodiment of the present invention.As shown in Figure 1, this device can comprise: receiver module 10, for receiving bandwidth allocation request; The first determination module 20, for determining the distribution type corresponding with bandwidth allocation request; The first acquisition module 30, for obtaining the default distributive condition corresponding with distributing type; The first distribution module 40, for being user assignment interface bandwidth according to User Priority and default distributive condition.
Adopt the present invention, after flow control interface receives bandwidth allocation request, determining the distribution type corresponding with bandwidth allocation request, and obtain the default distributive condition corresponding with distributing type, is then user assignment interface bandwidth according to User Priority and default distributive condition.Adopt the present invention, can use distribution type and User Priority is dynamically user assignment bandwidth, particularly, can be under a total bandwidth (being interface bandwidth), according to online user's number, according to the dynamic bandwidth of adjusting in time user of default distributive condition, make each user can both have bandwidth online, thereby it is unbalanced to have solved in prior art static allocation bandwidth, cause the problem of bandwidth waste, realized the distribution of timely adjustment interface bandwidth, for user equilibrium distribution interface bandwidth can guarantee by flexible configuration the effect of the application bandwidth of high priority simultaneously.
Wherein, the default bandwidth of distributing comprises: user guarantees the span of bandwidth, span and the distribution principle of user's maximum bandwidth.
Particularly, user guarantees the span of bandwidth, the span of user's maximum bandwidth meets respectively: get the integer that is more than or equal to 1, and be less than or equal to interface bandwidth.
Distribution principle comprises: the assurance bandwidth sum of the upper all users' of flow control interface (being flow control interface) bandwidth channel is less than or equal to interface bandwidth, and the maximum bandwidth of user's bandwidth channel is less than or equal to interface bandwidth arbitrarily, that is:
∑ band_min<=band_if and
wherein, band_min is for guaranteeing bandwidth, and band_max is maximum bandwidth, and band_if is interface bandwidth.
Service guarantees bandwidth, service maximum bandwidth span: get the integer that is more than or equal to 1, and service maximum bandwidth is less than or equal to user's maximum bandwidth.
In the above embodiment of the present invention, the first distribution module can comprise: the second acquisition module, guarantees bandwidth and user's maximum bandwidth for obtaining all users' user; The first distribution sub module, in the situation that all user's maximum bandwidth sums are less than or equal to interface bandwidth, is user assignment interface bandwidth according to user's demand; The second distribution sub module, in the situation that all user's maximum bandwidth sums are greater than interface bandwidth, for all user assignment users guarantee bandwidth; The first computing module, for calculating the interface remaining bandwidth of flow control interface; The 3rd distribution sub module, for being user assignment interface remaining bandwidth according to User Priority.
According to the abovementioned embodiments of the present invention, network bandwidth allocation device comprises: the 3rd acquisition module, for obtaining the service of CU bandwidth; The second determination module, for the distribution type of determining that user selectes; The second distribution module, for being service distribution user bandwidth according to distributing corresponding default distributive condition and the service priority of type.
Further, the second distribution module can comprise: the 4th acquisition module, for obtaining service guarantees bandwidth and the service maximum bandwidth of all services; The 4th distribution sub module, in the situation that all service maximum bandwidth sums are less than or equal to user bandwidth, is service distribution user bandwidth according to the demand bandwidth of service; The 5th distribution sub module, in the situation that all service maximum bandwidth sums are greater than user bandwidth, is all service distribution service guarantees bandwidth; The second computing module, for calculating user's remaining bandwidth of user; The 6th distribution sub module, for being service distribution user remaining bandwidth according to service priority.
Particularly, by band width configuration interface configurations bandwidth attribute, the bandwidth attribute of configuration both can have been uploaded Flow Control and quote and also can be downloaded Flow Control and quote.Distribution type (being policing type) can be for exclusively enjoying type and shared type.According to default distributive condition, configure user guarantees bandwidth and user's maximum bandwidth, minimum optional 1Kbps.Particularly, when policing type is when exclusively enjoying type, represent that each user's (IP) user guarantees bandwidth and user's maximum bandwidth; When policing type is when sharing, represent that all users' (IP) user guarantees bandwidth and user's maximum bandwidth; Optional high, medium and low three grades of User Priority (first order priority, second level priority and the third level priority in corresponding above-described embodiment respectively).More specifically, when policing type is when exclusively enjoying type, represent the priority of each user (IP), it is the same that bandwidth is controlled in configuration all users (IP) priority; When policing type is shared, represent the priority of all users (IP).
In interface shown in Figure 3, COS is supported built-in services, service groups, and support service, the service groups that app engine feature database is supported, at most can be for configuring 8 kinds of services, service groups.During service configuration, last service is necessary for default service, and during priority is, service guarantees bandwidth=user guarantees the service guarantees bandwidth of all configurations of Dai Kuan –, and service maximum bandwidth is user's maximum bandwidth.
The optional high, medium and low third gear of service priority in above-described embodiment.When policing type is when exclusively enjoying, represent each user's (IP) flow of services priority.When strategy is when sharing, represent the priority of certain service of all users.
Modules in said apparatus embodiment of the present invention all can be used the method time limit in time limit in following embodiment of the method, does not repeat them here.
To achieve these goals, according to an aspect of the present invention, provide a kind of internet wide band distribution, Apparatus and system, this system comprises: network bandwidth allocation device.
Adopt the present invention, after flow control interface receives bandwidth allocation request, determining the distribution type corresponding with bandwidth allocation request, and obtain the default distributive condition corresponding with distributing type, is then user assignment interface bandwidth according to User Priority and default distributive condition.Adopt the present invention, can use distribution type and User Priority is dynamically user assignment bandwidth, particularly, can be under a total bandwidth (being interface bandwidth), according to online user's number, according to the dynamic bandwidth of adjusting in time user of default distributive condition, make each user can both have bandwidth online, thereby it is unbalanced to have solved in prior art static allocation bandwidth, cause the problem of bandwidth waste, realized the distribution of timely adjustment interface bandwidth, for user equilibrium distribution interface bandwidth can guarantee by flexible configuration the effect of the application bandwidth of high priority simultaneously.
Fig. 2 is that the method comprises the steps: as shown in Figure 2 according to the flow chart of the internet wide band distribution of the embodiment of the present invention
Step S202, receives bandwidth allocation request.
Step S204, determines the distribution type corresponding with bandwidth allocation request.
Step S206, obtains the default distributive condition corresponding with distributing type.
Step S208 is user assignment interface bandwidth according to User Priority and default distributive condition.
Adopt the present invention, after flow control interface receives bandwidth allocation request, determining the distribution type corresponding with bandwidth allocation request, and obtain the default distributive condition corresponding with distributing type, is then user assignment interface bandwidth according to User Priority and default distributive condition.Adopt the present invention, can use distribution type and User Priority is dynamically user assignment bandwidth, particularly, can be under a total bandwidth (being interface bandwidth), according to online user's number, according to the dynamic bandwidth of adjusting in time user of default distributive condition, make each user can both have bandwidth online, thereby it is unbalanced to have solved in prior art static allocation bandwidth, cause the problem of bandwidth waste, realized the distribution of timely adjustment interface bandwidth, for user equilibrium distribution interface bandwidth can guarantee by flexible configuration the effect of the application bandwidth of high priority simultaneously.
Wherein, the default bandwidth of distributing comprises: user guarantees the span of bandwidth, span and the distribution principle of user's maximum bandwidth.
Particularly, user guarantees the span of bandwidth, the span of user's maximum bandwidth meets respectively: get the integer that is more than or equal to 1, and be less than or equal to interface bandwidth.
Distribution principle comprises: the assurance bandwidth sum of the upper all users' of flow control interface (being flow control interface) bandwidth channel is less than or equal to interface bandwidth, and the maximum bandwidth of user's bandwidth channel is less than or equal to interface bandwidth arbitrarily, that is:
∑ band_min<=band_if and
wherein, band_min is for guaranteeing bandwidth, and band_max is maximum bandwidth, and band_if is interface bandwidth.
Service guarantees bandwidth, service maximum bandwidth span: get the integer that is more than or equal to 1, and service maximum bandwidth is less than or equal to user's maximum bandwidth.
In the above embodiment of the present invention, the step that is user assignment bandwidth according to User Priority and default distributive condition comprises: the user who obtains all users guarantees bandwidth and user's maximum bandwidth; In the situation that all user's maximum bandwidth sums are less than or equal to interface bandwidth, according to user's demand, be user assignment interface bandwidth; In the situation that all user's maximum bandwidth sums are greater than interface bandwidth, for all user assignment users guarantee bandwidth; Calculate the interface remaining bandwidth of flow control interface; According to User Priority, it is user assignment interface remaining bandwidth.
In the above embodiment of the present invention, after being user assignment bandwidth according to User Priority and default distributive condition, internet wide band distribution comprises: the service of obtaining CU bandwidth; Determine the distribution type that user selectes; According to distributing corresponding default distributive condition and the service priority of type, it is service distribution user bandwidth.
Particularly, according to the step of distributing default distributive condition corresponding to type and service priority to be service distribution bandwidth, comprise: service guarantees bandwidth and the service maximum bandwidth of obtaining all services; In the situation that all service maximum bandwidth sums are less than or equal to user bandwidth, according to the demand bandwidth of service, be service distribution user bandwidth; In the situation that all service maximum bandwidth sums are greater than user bandwidth, be all service distribution service guarantees bandwidth; Calculate user's remaining bandwidth of user; According to service priority, it is service distribution user remaining bandwidth.
In the above embodiment of the present invention, can fixing user bandwidth be set to each user, be that user for example, guarantees that by being assigned to each user assignment fixed-bandwidth (everyone 1M) all users have bandwidth to use.Except can be to each user assignment bandwidth, can also oneself think that preferential some application (as service) guaranteeing does Bandwidth guaranteed to each user, such as user A, like lower P2P, the bandwidth that just P2P can be applied preferentially guarantee.Offer by this method the flexibility that user is very strong, be user-friendly to, the balanced bandwidth demand that guarantees user.
According to the abovementioned embodiments of the present invention, distributing type to comprise and share type and exclusively enjoy type, is that the in the situation that of sharing type, all User Priorities are consistent distributing type; Distributing type for exclusively enjoy type in the situation that, User Priority comprises first order priority, second level priority and the third level priority that priority increases progressively step by step.
Below in conjunction with accompanying drawing 3, describe the present invention in detail.
Particularly, Fig. 3 shows dynamic bandwidth allocation and controls configuration interface, both can have been uploaded Flow Control quote and also can be downloaded Flow Control and quote by the bandwidth attribute of this interface configurations.As shown in Figure 3, distribution type (being policing type) can be for exclusively enjoying type and shared type.According to default distributive condition, configure user guarantees bandwidth and user's maximum bandwidth, minimum optional 1Kbps.Particularly, when policing type is when exclusively enjoying type, represent that each user's (IP) user guarantees bandwidth (being the assurance bandwidth in Fig. 3) and user's maximum bandwidth (being the maximum bandwidth in Fig. 3); When policing type is when sharing, represent that all users' (IP) user guarantees bandwidth and user's maximum bandwidth; Optional high, medium and low three grades of User Priority (first order priority, second level priority and the third level priority in corresponding above-described embodiment respectively).More specifically, when policing type is when exclusively enjoying type, represent the priority of each user (IP), it is the same that bandwidth is controlled in configuration all users (IP) priority; When policing type is shared, represent the priority of all users (IP).
In interface shown in Figure 3, COS is supported built-in services, service groups, and support service, the service groups that app engine feature database is supported, at most can be for configuring 8 kinds of services, service groups.During service configuration, last service is necessary for default service, and during priority is, service guarantees bandwidth=user guarantees the service guarantees bandwidth of all configurations of Dai Kuan –, and service maximum bandwidth is user's maximum bandwidth.
The optional high, medium and low third gear of service priority in above-described embodiment.When policing type is when exclusively enjoying, represent each user's (IP) flow of services priority.When strategy is when sharing, represent the priority of certain service of all users.
Fig. 4 shows respectively the distribution schematic diagram that exclusively enjoys type and shared type.
As shown in Figure 4, flow control interface can be all No. 4 interfaces, and root queue distributes the interface bandwidth on flow control interface.Shown in Fig. 4 is the distribution schematic diagram that exclusively enjoys type, each source IP(is user) a corresponding bandwidth channel, in the situation that receive three users' bandwidth allocation request in flow control interface, for each user distributes respectively a bandwidth channel, for subqueue 1 as shown in Figure 4, subqueue 2 and subqueue 3, and can be respectively channel number is 10, 20 and 30, each ip(is user) on corresponding a plurality of different service/service groups respectively again, each ip(is user) on the most multipair 8 different service/service groups, each service respectively corresponding one independently bandwidth pass through, the first subchannel to the five subchannels, can be respectively it is numbered: 11, 12, 21, 31 and 32.
Distributing type for sharing the distribution schematic diagram of type, a plurality of source IP(are user) a corresponding bandwidth channel, in the situation that receive three users' bandwidth allocation request in flow control interface, a plurality of users use a subqueue, each ip(is user) on corresponding a plurality of different service/service groups respectively again, each ip(is user) on the most multipair 8 different service/service groups, each service respectively corresponding one independently bandwidth pass through, the 6th subchannel to the eight subchannels, can be respectively it and be numbered: 10,11 and 12.
Fig. 5 is according to the control block diagram of a kind of internet wide band distribution of the embodiment of the present invention.Wherein, in the embodiment show in figure 5,7:X represents to be numbered 7 flow control interface: the sequence number of bandwidth channel, X is the digital number in Fig. 5.
As shown in Figure 5, under root class (i.e. the interface bandwidth of the flow control interface of a corresponding network), only have a father tape wide, configuration is hidden user, and the wide maximum bandwidth of father tape is appointed as interface bandwidth, as shown in Figure 5 be numbered father tape that 7 flow control interface is corresponding wide be numbered 1.
The implication of user class is the passage of customer flow, with respect to be exactly the subclass of Flow Control queue.A plurality of users walk a passage, are exactly to share bandwidth, and each user, separately with a passage, exclusively enjoys bandwidth exactly.Each user class designated user guarantees the high bandwidth of bandwidth and user.Each user class can designated user priority, supports high, medium and low three grades.The priority of user class is at same level, and priority is high preferentially seizes remaining bandwidth, and the upper limit of seizing is limited by the high bandwidth of each user class.
Particularly, in Fig. 5, be numbered 2 bandwidth channel for sharing type, be numbered 3,50 and 100 bandwidth channel for exclusively enjoying type, when user class distributes bandwidth, allow the wrong user's of appearance bandwidth channel, i.e. 7 shown in figure:?
The implication of service class is the traffic channel of service, with respect to next stage subclass.Can specify a traffic channel for one or more services.Each service class specified services guarantees bandwidth and serves high bandwidth, and service class also can specified services priority, supports high, medium and low three grades.Each service class can be seized the remaining bandwidth of its parent (user class), seizes the upper limit and is limited by high bandwidth.Particularly, as shown in Figure 5, service class comprises that 7:1025,7:1030 and tri-of 7:1032 exclusively enjoy bandwidth channel, and also having a 7:1033 is the bandwidth channel of wrong service.
Wherein, physical network device in Fig. 5 specifically refers to corresponding physical network interface (being the flow control interface in above-described embodiment), IMQ virtual device refers to virtual virtual network device out in program, be mainly used in controlling the flow of up direction, principle is identical, and root refers to the root queue that this network equipment (network interface) is corresponding.
It should be noted that, in the step shown in the flow chart of accompanying drawing, can in the computer system such as one group of computer executable instructions, carry out, and, although there is shown logical order in flow process, but in some cases, can carry out shown or described step with the order being different from herein.
By the above embodiment of the present invention, can guarantee by the priority of user or service the bandwidth of user or service, thereby can guarantee by flexible configuration the bandwidth of crucial application.Particularly, by under a total bandwidth, according to online user number, distribute dynamically bandwidth, make each user can both have bandwidth online.And use said method, Apparatus and system can arrange fixed-bandwidth to each user, is that user for example, guarantees that by being assigned to each user assignment fixed-bandwidth (everyone 1M) all users have bandwidth to use.Can high priority be set to each user's key application simultaneously and guarantee bandwidth and maximum bandwidth, can guarantee like this bandwidth when network burden is heavier of crucial application, also can guarantee that key is applied in network burden very little time simultaneously, can arrive the maximum bandwidth arranging by Dynamic Acquisition, the bandwidth waste of avoiding traditional static to distribute bandwidth to cause.
As can be seen from the above description, the present invention has realized following technique effect:
Adopt the present invention, after flow control interface receives bandwidth allocation request, determining the distribution type corresponding with bandwidth allocation request, and obtain the default distributive condition corresponding with distributing type, is then user assignment interface bandwidth according to User Priority and default distributive condition.Adopt the present invention, can use distribution type and User Priority is dynamically user assignment bandwidth, particularly, can be under a total bandwidth (being interface bandwidth), according to online user's number, according to the dynamic bandwidth of adjusting in time user of default distributive condition, make each user can both have bandwidth online, thereby it is unbalanced to have solved in prior art static allocation bandwidth, cause the problem of bandwidth waste, realized the distribution of timely adjustment interface bandwidth, for user equilibrium distribution interface bandwidth can guarantee by flexible configuration the effect of the application bandwidth of high priority simultaneously.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, or they are made into respectively to each integrated circuit modules, or a plurality of modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an internet wide band distribution, is characterized in that, comprising:
Receive bandwidth allocation request;
Determine the distribution type corresponding with described bandwidth allocation request;
Obtain the default distributive condition corresponding with described distribution type;
According to User Priority and described default distributive condition, it is described user assignment interface bandwidth.
2. internet wide band distribution according to claim 1, is characterized in that, the step that is described user assignment bandwidth according to User Priority and described default distributive condition comprises:
The user who obtains all described users guarantees bandwidth and user's maximum bandwidth;
In the situation that all described user's maximum bandwidth sums are less than or equal to described interface bandwidth, according to described user's demand, be interface bandwidth described in described user assignment;
In the situation that all described user's maximum bandwidth sums are greater than described interface bandwidth, for user described in all described user assignments guarantees bandwidth;
Calculate the interface remaining bandwidth of flow control interface;
According to described User Priority, it is interface remaining bandwidth described in described user assignment.
3. internet wide band distribution according to claim 1, is characterized in that, after being described user assignment bandwidth according to User Priority and described default distributive condition, described internet wide band distribution comprises:
Obtain the service of described CU bandwidth;
Determine the distribution type that described user selectes;
According to described default distributive condition corresponding to described distribution type and service priority, it is described service distribution user bandwidth.
4. internet wide band distribution according to claim 3, is characterized in that, the step that is described service distribution bandwidth according to described default distributive condition corresponding to described distribution type and service priority comprises:
Obtain service guarantees bandwidth and the service maximum bandwidth of all described services;
In the situation that all described service maximum bandwidth sums are less than or equal to described user bandwidth, according to the demand bandwidth of described service, be user bandwidth described in described service distribution;
In the situation that all described service maximum bandwidth sums are greater than described user bandwidth, it is service guarantees bandwidth described in all described service distributions;
Calculate user's remaining bandwidth of described user;
According to described service priority, it is user's remaining bandwidth described in described service distribution.
5. according to the internet wide band distribution described in any one in claim 1 to 4, it is characterized in that,
Described distribution type comprises to be shared type and exclusively enjoys type,
In the situation that described distribution type is described shared type, all described User Priorities are consistent;
In the situation that described distribution type exclusively enjoys type described in being, described User Priority comprises first order priority, second level priority and the third level priority that priority increases progressively step by step.
6. a network bandwidth allocation device, is characterized in that, comprising:
Receiver module, for receiving bandwidth allocation request;
The first determination module, for determining the distribution type corresponding with described bandwidth allocation request;
The first acquisition module, for obtaining the default distributive condition corresponding with described distribution type;
The first distribution module, for being described user assignment interface bandwidth according to User Priority and described default distributive condition.
7. network bandwidth allocation device according to claim 6, is characterized in that, described the first distribution module comprises:
The second acquisition module, guarantees bandwidth and user's maximum bandwidth for obtaining all described users' user;
The first distribution sub module, in the situation that all described user's maximum bandwidth sums are less than or equal to described interface bandwidth, is interface bandwidth described in described user assignment according to described user's demand;
The second distribution sub module, in the situation that all described user's maximum bandwidth sums are greater than described interface bandwidth, for user described in all described user assignments guarantees bandwidth;
The first computing module, for calculating the interface remaining bandwidth of flow control interface;
The 3rd distribution sub module, for according to described User Priority being interface remaining bandwidth described in described user assignment.
8. network bandwidth allocation device according to claim 6, is characterized in that, described network bandwidth allocation device comprises:
The 3rd acquisition module, for obtaining the service of described CU bandwidth;
The second determination module, for the distribution type of determining that described user selectes;
The second distribution module, for being described service distribution user bandwidth according to described default distributive condition corresponding to described distribution type and service priority.
9. network bandwidth allocation device according to claim 8, is characterized in that, described the second distribution module comprises:
The 4th acquisition module, for obtaining service guarantees bandwidth and the service maximum bandwidth of all described services;
The 4th distribution sub module, in the situation that all described service maximum bandwidth sums are less than or equal to described user bandwidth, is user bandwidth described in described service distribution according to the demand bandwidth of described service;
The 5th distribution sub module, in the situation that all described service maximum bandwidth sums are greater than described user bandwidth, is service guarantees bandwidth described in all described service distributions;
The second computing module, for calculating user's remaining bandwidth of described user;
The 6th distribution sub module, for according to described service priority being user's remaining bandwidth described in described service distribution.
10. a network bandwidth allocation system, is characterized in that, comprising: the network bandwidth allocation device in claim 6 to 9 described in any one.
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