CN101478408A - Method, apparatus and system for implementing uploading rate dynamic linkage - Google Patents
Method, apparatus and system for implementing uploading rate dynamic linkage Download PDFInfo
- Publication number
- CN101478408A CN101478408A CNA2008102421688A CN200810242168A CN101478408A CN 101478408 A CN101478408 A CN 101478408A CN A2008102421688 A CNA2008102421688 A CN A2008102421688A CN 200810242168 A CN200810242168 A CN 200810242168A CN 101478408 A CN101478408 A CN 101478408A
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- agreement
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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
- H04L47/803—Application aware
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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
Abstract
The invention relates to the field of communication, particularly a method for implementing upload rate dynamic linkage and a device and a system thereof. The method comprises the following steps: a received business module issues a upload bandwidth rate value currently required for at least one protocol, wherein the upload bandwidth rate value currently required for the at least one protocol is acquired by means of the current state information of the at least one protocol; and the parameter value of committed access rate (CAR) corresponding to the at least one protocol is updated, according to the upload bandwidth rate value currently required for the at least one protocol. Therefore, the method allows the bandwidths that are allocated to various types of protocols by the forwarding engine module in compliance with the actual conditions of the protocols, ensures the normal operation of the protocols, and prevents the waste of central process unit (CPU) channel bandwidth due to excessive allocation.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of methods, devices and systems of realizing uploading rate dynamic linkage.
Background technology
Along with the development of Internet, network environment is increasingly sophisticated, and network attack, virus attack are also frequent day by day, and the harmfulness of the network equipment also is on the rise.DOS (Denial of Service, denial of service) in the attack, use in assailant's short time mass data bag or lopsided message constantly to initiate to connect or the request response, cause server load overweight and can not handle legitimate tasks, thereby cause network equipment service exception to the network equipment.
The CPU of the network equipment (Central Process Unit, central processing unit) be responsible for to handle the protocol massages that send on various, administrative message and calculating route, upgrade list item etc., it is the core place of the network equipment, but because the CPU disposal ability is limited, the speed of civilian flow of delivering newspaper on promptly can handling is limited, if there is dos attack at network equipment CPU, cause sending the flow message to exceed the disposal ability of CPU, gently then cause normal message to can not get CPU and handle and service disconnection occurs, seriously can cause CPU to lose efficacy, and then cause complete machine to lose efficacy.
In order to prevent the dos attack at network equipment CPU, current common use traffic limitation function carries out the dos attack of CPU is taken precautions against.The flow rate of each quasi-protocol permission transmitted to CPU is by order line or take default value to determine, realizes sending the speed limit of flow on each quasi-protocol by CAR (Committed Access Rate, committed access rate) mechanism.
The current mode of generally taking default value to add Configuration Values determines that each quasi-protocol send the flow rate size on allowing, if the user disposes sending bandwidth on certain agreement by order line, then adopt this Configuration Values, otherwise, with take the default value of cover during initialization decide this agreement on send the bandwidth rates value.
But in the existing network utilization, variation along with peer (node) number, network topology, protocol configuration parameters value etc., all kinds of protocol massages send bandwidth rates value difference on the different time needs, like this run duration when occur certain agreement needs on when sending the bandwidth rates value bigger than default value, need by order line on send the bandwidth rates value adjust with guarantee the normal protocol message on give, quite loaded down with trivial details.If to sending the bandwidth rates value excessive on certain protocol configuration, can waste the bandwidth of cpu access again, make other need to send the big agreement of flow to can not get CPU and handle, influence the regular traffic of other agreements.
Summary of the invention
The embodiment of the invention provides a kind of method, Apparatus and system of realizing uploading rate dynamic linkage, to solve in the present communication network sending the inflexible problem of speed limit of flow on each quasi-protocol.
The execution mode that the present invention solves the problems of the technologies described above is: a kind of method of uploading rate dynamic linkage is provided, comprises: send the bandwidth rates value on the current needs of at least one agreement that the reception Service Processing Module issues; Sending the bandwidth rates value on the current needs of described this at least one agreement is that current state information by described at least one agreement obtains; According to the committed access rate CAR parameter value that send the bandwidth rates value to upgrade described at least one agreement correspondence on the current needs of described at least one agreement.
Another execution mode that the present invention solves the problems of the technologies described above is: a kind of device of realizing uploading rate dynamic linkage is provided, comprise protocol information acquisition module and forwarding engine module, wherein, described protocol information acquisition module be used for current state information according at least one agreement obtain current these at least one agreement needs on send the bandwidth rates value, and the current needs of described at least one agreement that will obtain on send bandwidth rates to issue described forwarding engine module; Described forwarding engine module is used for according to sending the bandwidth rates value to distribute bandwidth for described at least one agreement on the current needs of described at least one agreement.
Another execution mode that the present invention solves the problems of the technologies described above is: a kind of system that realizes uploading rate dynamic linkage is provided, the device that comprises Service Processing Module and realization uploading rate dynamic linkage, the device of described realization uploading rate dynamic linkage, comprise protocol information acquisition module and forwarding engine module, wherein, described protocol information acquisition module be used for current state information according at least one agreement obtain current these at least one agreement needs on send the bandwidth rates value, and the current needs of described at least one agreement that will obtain on send bandwidth rates to issue described forwarding engine module; Described forwarding engine module is used for according to sending the bandwidth rates value to distribute bandwidth for described at least one agreement on the current needs of described at least one agreement.
The embodiment of the invention is with Service Processing Module and the interlock of forwarding engine module, according to the information of at least one agreement in the Service Processing Module dynamically obtain the current needs of this at least one agreement on send the bandwidth rates value and the current needs of this at least one agreement that will obtain on send the bandwidth rates value to be handed down to the forwarding engine module, the forwarding engine module is according to sending the bandwidth rates value to distribute bandwidth for this at least one agreement on the current needs of this at least one agreement, thereby guarantee that the forwarding engine module conforms to the actual conditions of this agreement for the bandwidth that each quasi-protocol distributes, can either satisfy the normal operation of this agreement, can not distribute again too much and waste cpu access bandwidth.
Description of drawings
Fig. 1 is a kind of apparatus structure schematic diagram of realizing uploading rate dynamic linkage of the embodiment of the invention;
Fig. 2 is a kind of Service Processing Module and the forwarding engine module uploading rate interlock method schematic diagram of the embodiment of the invention;
Fig. 3 is the forwarding engine module message up sending method schematic diagram of the embodiment of the invention.
Embodiment
Below in conjunction with embodiment implementation procedure of the present invention is described.
In an embodiment of the invention, provide a kind of method of uploading rate dynamic linkage, comprising: send the bandwidth rates value on the current needs of at least one agreement that the reception Service Processing Module issues; Sending the bandwidth rates value on the current needs of described this at least one agreement is that current state information by described at least one agreement obtains; According to the committed access rate CAR parameter value that send the bandwidth rates value to upgrade described at least one agreement correspondence on the current needs of described at least one agreement.
A kind of system that realizes uploading rate dynamic linkage is provided in the another embodiment of the invention, the device that comprises Service Processing Module and realization uploading rate dynamic linkage, the device of described realization uploading rate dynamic linkage, comprise protocol information acquisition module and forwarding engine module, wherein, described protocol information acquisition module be used for current state information according at least one agreement obtain current these at least one agreement needs on send the bandwidth rates value, and the current needs of described at least one agreement that will obtain on send bandwidth rates to issue described forwarding engine module; Described forwarding engine module is used for according to sending the bandwidth rates value to distribute bandwidth for described at least one agreement on the current needs of described at least one agreement.
The embodiment of the invention is with Service Processing Module and the interlock of forwarding engine module, according to the information of each agreement in the Service Processing Module dynamically obtain needs on send the bandwidth rates value and will obtain required on send the bandwidth rates value to be handed down to the forwarding engine module, the forwarding engine module is according to sending the bandwidth rates value to distribute bandwidth for each quasi-protocol on required, thereby guarantee that the forwarding engine module conforms to the actual conditions of this agreement for the bandwidth that each quasi-protocol distributes, can either satisfy the normal operation of this agreement, can not distribute again too much and waste cpu access bandwidth.
Please refer to Fig. 1, be a kind of system and device schematic diagram of realizing uploading rate dynamic linkage of the embodiment of the invention.The system of described realization uploading rate dynamic linkage comprises device and the Service Processing Module 102 of realizing uploading rate dynamic linkage.The device of described realization uploading rate dynamic linkage comprises protocol information acquisition module 101 and forwarding engine module 103, wherein, protocol information acquisition module 101 according to the information of each quasi-protocol in the Service Processing Module 102 dynamically obtain current needs on send the bandwidth rates value, and will obtain required on send bandwidth rates to issue forwarding engine module 103; Forwarding engine module 103 is according to sending the bandwidth rates value to distribute bandwidth for each quasi-protocol on required, thereby guarantee that the forwarding engine module conforms to the actual conditions of this agreement for the bandwidth that each quasi-protocol distributes, can either satisfy the normal operation of this agreement, can not distribute again too much and waste cpu access bandwidth.
Fig. 2 is Service Processing Module and forwarding engine module uploading rate interlock method schematic diagram.This method comprises:
201: Service Processing Module calculates the bandwidth rates value of sending on these quasi-protocol needs according to the current state information of each quasi-protocol such as the size of node number, protocol massages and the transmission time interval of protocol massages etc.Needing when the time t1 to send bandwidth such as certain agreement is 1M, and then to time t2, this agreement peer number under the constant situation of configuration has been increased to original twice, so send bandwidth need be 2M on this agreement constantly at t2.This step is dynamic, promptly changes as protocol status, has increased such as peer number in certain agreement, after Service Processing Module is found this variation, send the bandwidth rates value on recomputating that this agreement needs, and forwards 202 to and handle.
202: send bandwidth rates value notice forwarding engine module to issue processing on the agreement that Service Processing Module goes out dynamic calculation; Change 203.
203: the forwarding engine module is after sending the bandwidth rates value on the agreement of receiving the Service Processing Module notice, be this protocol update CAR parameter value, such as certain agreement in 201 from t1 to t2 constantly, owing to be increased to original twice at the constant situation lower node number of configuration, cause needs on send the bandwidth rates value also to need to become original twice, be 2M, all need the CAR parameter of this agreement correspondence to be set to 2M at t2 constantly.Guarantee in the forwarding engine module consistent with Business treatment to the speed limit of each quasi-protocol.
Fig. 3 is the message up sending method schematic diagram of forwarding engine module, and this method comprises:
301: the forwarding engine module receive will on behind the message that send, extract the protocol type information of this message.Described protocol type information is for confirming the information of protocol type, such as IP protocol type; TCP, UDP head end slogan or the like; For example: the bgp protocol message be to adopt TCP, and tcp port number is 179.So can handle the protocol massages information extraction, whether see TCP, and port numbers is 179, whether if just expression is the TCP message, otherwise judge other type of message again.
302: according to this protocol type information the literary composition of delivering newspaper on this is carried out corresponding C AR and handle, promptly the CAR parameter value according to this protocol massages determines whether to give this message.The CAR parameter value of variety of protocol is drawn by the interlock of Service Processing Module and forwarding engine module, such as certain the agreement t1 in 301 steps need constantly on to send bandwidth be 1M, t2 need constantly on to send bandwidth be 2M.
303: handle if according to the CAR parameter of this agreement this protocol massages is CAR, the result passes through for allowing this protocol massages, then this protocol massages transmitted to CPU is handled.
304: handle if according to the CAR parameter of this agreement this protocol massages is CAR, the result passes through for not allowing this protocol massages, then this protocol massages can be abandoned in the forwarding engine module.
The present invention guarantees forwarding engine for sending the bandwidth rates value needed for each agreement in each agreement distribution by the uploading rate interlock of Service Processing Module and forwarding engine module, and the while can be saved the cpu access bandwidth again.Because the interlock of the uploading rate of Service Processing Module and forwarding engine module is dynamically carried out, and can guarantee whenever can both satisfy the requirement of each agreement, can save the cpu access bandwidth again.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; only be the preferable embodiment of the present invention; but protection scope of the present invention is not limited thereto; the technical scope that any those skilled in the art of being familiar with disclose in the present invention and not breaking away from the technological thought scope of the present invention; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (7)
1. the method for a uploading rate dynamic linkage is characterized in that, comprising:
Send the bandwidth rates value on the current needs of at least one agreement that the reception Service Processing Module issues; Sending the bandwidth rates value on the current needs of described this at least one agreement is that current state information by described at least one agreement obtains;
According to the committed access rate CAR parameter value that send the bandwidth rates value to upgrade described at least one agreement correspondence on the current needs of described at least one agreement.
2. the method for claim 1 is characterized in that, the current state information of described at least one agreement comprises one or more in the following information: the size of node number, protocol massages, the transmission time interval of protocol massages.
3. the method for claim 1 is characterized in that, and is described according to the committed access rate CAR parameter value that send the bandwidth rates value to upgrade described at least one agreement correspondence on the current needs of described at least one agreement, specifically comprises:
Receive current needs that carry described at least one agreement correspondence that Service Processing Module issues on send the notice of bandwidth rates value, according to sending the bandwidth rates value to be this at least one protocol update CAR parameter value on the current needs of described at least one agreement of described notice.
4. as arbitrary described method in the claim 1 to 3, it is characterized in that, also comprise:
The protocol type information of the message that extract to receive is carried out corresponding C AR according to this protocol type information to the message of this reception and is handled.
5. method as claimed in claim 4 is characterized in that, describedly according to this protocol type information the message of this reception is carried out corresponding C AR and handles, and is specially: the message that determines whether to give this reception according to the CAR parameter value of the message of this reception.
6. a device of realizing uploading rate dynamic linkage is characterized in that, comprises protocol information acquisition module and forwarding engine module, wherein,
Described protocol information acquisition module be used for current state information according at least one agreement obtain current these at least one agreement needs on send the bandwidth rates value, and the current needs of described at least one agreement that will obtain on send bandwidth rates to issue described forwarding engine module;
Described forwarding engine module is used for according to sending the bandwidth rates value to distribute bandwidth for described at least one agreement on the current needs of described at least one agreement.
7. a system that realizes uploading rate dynamic linkage is characterized in that, comprises the device of the described realization uploading rate dynamic linkage of Service Processing Module and claim 6.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102421688A CN101478408A (en) | 2008-12-30 | 2008-12-30 | Method, apparatus and system for implementing uploading rate dynamic linkage |
| PCT/CN2009/073127 WO2010081321A1 (en) | 2008-12-30 | 2009-08-06 | Method, device and system for upload rate dynamic association |
| EP09180877A EP2204953A1 (en) | 2008-12-30 | 2009-12-29 | Method, apparatus and system for realizing dynamic correlation of control plane traffic rate |
| US12/650,194 US20100166011A1 (en) | 2008-12-30 | 2009-12-30 | Method, apparatus and system for realizing dynamic correlation of control plane traffic rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102421688A CN101478408A (en) | 2008-12-30 | 2008-12-30 | Method, apparatus and system for implementing uploading rate dynamic linkage |
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| Publication Number | Publication Date |
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| CN101478408A true CN101478408A (en) | 2009-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008102421688A Pending CN101478408A (en) | 2008-12-30 | 2008-12-30 | Method, apparatus and system for implementing uploading rate dynamic linkage |
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| CN (1) | CN101478408A (en) |
| WO (1) | WO2010081321A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010081321A1 (en) * | 2008-12-30 | 2010-07-22 | 华为技术有限公司 | Method, device and system for upload rate dynamic association |
| CN101699817B (en) * | 2009-11-04 | 2012-09-26 | 杭州华三通信技术有限公司 | Method and device for controlling messages transmitted to CPU |
| CN105099924A (en) * | 2015-06-30 | 2015-11-25 | 杭州华三通信技术有限公司 | Routing update method and equipment based on routing information protocol |
| CN106254266A (en) * | 2016-08-17 | 2016-12-21 | 中国联合网络通信集团有限公司 | A kind of message processing method and the network equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7436770B2 (en) * | 2004-01-21 | 2008-10-14 | Alcatel Lucent | Metering packet flows for limiting effects of denial of service attacks |
| CN101106518B (en) * | 2006-07-10 | 2011-10-26 | 中兴通讯股份有限公司 | Service denial method for providing load protection of central processor |
| US8027254B2 (en) * | 2006-08-16 | 2011-09-27 | France Telecom | Method of limiting bit rate in a telecommunications network |
| CN101060531B (en) * | 2007-05-17 | 2010-10-13 | 华为技术有限公司 | A method and device for avoiding the attack of network equipment |
| CN101478408A (en) * | 2008-12-30 | 2009-07-08 | 华为技术有限公司 | Method, apparatus and system for implementing uploading rate dynamic linkage |
-
2008
- 2008-12-30 CN CNA2008102421688A patent/CN101478408A/en active Pending
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2009
- 2009-08-06 WO PCT/CN2009/073127 patent/WO2010081321A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010081321A1 (en) * | 2008-12-30 | 2010-07-22 | 华为技术有限公司 | Method, device and system for upload rate dynamic association |
| CN101699817B (en) * | 2009-11-04 | 2012-09-26 | 杭州华三通信技术有限公司 | Method and device for controlling messages transmitted to CPU |
| CN105099924A (en) * | 2015-06-30 | 2015-11-25 | 杭州华三通信技术有限公司 | Routing update method and equipment based on routing information protocol |
| CN105099924B (en) * | 2015-06-30 | 2018-04-20 | 新华三技术有限公司 | Route renewing method and equipment based on routing information protocol |
| CN106254266A (en) * | 2016-08-17 | 2016-12-21 | 中国联合网络通信集团有限公司 | A kind of message processing method and the network equipment |
| CN106254266B (en) * | 2016-08-17 | 2020-02-04 | 中国联合网络通信集团有限公司 | Message processing method and network equipment |
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| Publication number | Publication date |
|---|---|
| WO2010081321A1 (en) | 2010-07-22 |
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Open date: 20090708 |