CN102231703A - Method for realizing Virtual Switch Cluster (VSC) cross equipment data forwarding and equipment thereof - Google Patents
Method for realizing Virtual Switch Cluster (VSC) cross equipment data forwarding and equipment thereof Download PDFInfo
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Abstract
The invention discloses a method for realizing Virtual Switch Cluster (VSC) cross equipment data forwarding and equipment thereof. The method comprises the following steps: a main control board set forwarding logic with a main stack plate and a standby stack plate respectively; the main control board sends a same message data to the main stack plate and the standby stack plate; when the main stack plate is in a working state, the main stack plate forwards the message data; when the main stack plate is not in a working state, the main control board set the standby stack plate to start working, and the standby stack plate forwards the message data. According to the method and the equipment in the invention, Virtual Switch Cluster (VSC) cross equipment data forwarding is realized, reliability of data link among Virtual Switch Clusters is considered, and data forwarding between Virtual Switch Cluster (VSC) cross equipment is recovered in a time scale of milliseconds when a link breakdown happens.
Description
Technical field
The present invention relates to data communication field, be specifically related to a kind of method and apparatus of realizing Virtual Cluster switch striding equipment data forwarding.
Background technology
Virtual Cluster switch (Virtual Switch Cluster is called for short VSC) system is a kind of network virtualization The Application of Technology.In VSC system, a plurality of physical equipments that can isolated operation are combined into a virtual unit, by Topology Discovery protocol discovery the other side, and select a main equipment by certain mechanism between each physical equipment, and miscellaneous equipment is served as and transmitted the role.
In Virtual Cluster switch scene, the communication between each physical equipment (comprise data forwarding communicate by letter with control) is very important.At present, as shown in Figure 1, the method for the striding equipment of existing Virtual Cluster switch (between equipment 1 and equipment 2) data forwarding comprises:
S101: the general service plate of equipment 1 receives the message of non-business board, and this general service plate sends to the service message of non-business board the master control borad of equipment 1 then;
The service message of non-business board is meant that the destination of this message is not certain port of this business board, may be certain port of other certain business boards of this equipment, also may be certain port of certain business board of another equipment.
S102: the master control borad of equipment 1 need to judge whether this service message of this device forwards, then goes to step S103 if desired, otherwise goes to step S104;
S103: the master control borad of equipment 1 sends to the target service plate of equipment 1 with described service message, finishes;
S104: the master control borad of equipment 1 sends to the stacking plate of equipment 1 with described service message, should be transmitted to equipment 2 by described service message by the stacking plate of equipment 1;
S105: after the stacking plate of equipment 2 receives this service message, mail to the master control borad of equipment 2;
S106～S107: the message that the master control borad of described equipment 2 will need to transmit sends to the target service plate of equipment 2, transmits this message by the target service plate.
But in existing striding equipment data forwarding process, when striding equipment communication link occurred and opens circuit, link switchover needed long switching time, can cause service message to abandon in a large number like this.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of method and apparatus of realizing the striding equipment data forwarding of Virtual Cluster switch, to guarantee Virtual Cluster switch data forwarding between quick-recovery Virtual Cluster switch device soon when striding equipment data forwarding link breaks down.
In order to solve the problems of the technologies described above, the invention provides a kind of method that realizes Virtual Cluster switch striding equipment data forwarding, comprising:
Master control borad is provided with respectively and main forwarding logic with stacking plate and standby stacking plate;
Described master control borad is to described main with stacking plate and the identical message data of described standby stacking plate transmission;
When described master uses stacking plate in running order, transmit described message data with stacking plate by described master;
When described master was in non operating state with stacking plate, described master control borad was provided with described standby stacking plate and starts working, and transmitted described message data by described standby stacking plate.
Further, when described master used stacking plate in running order, described master control borad was provided with described standby stacking plate and is in non operating state.
Further, described master control borad is provided with described standby stacking plate and is in non operating state and comprises: described master control borad blocks its FPDP that is connected with standby stacking plate, makes the message data that mails to described standby stacking plate be dropped.
Further, when described master control borad was provided with described standby stacking plate and is in non operating state, described master control borad kept being communicated with the physical link of described standby stacking plate.
Further, described master control borad is provided with described standby stacking plate and starts working and comprise: the FPDP that described master control borad unblocking is connected with described standby stacking plate.
In order to solve the problems of the technologies described above, the present invention also provides a kind of equipment of realizing Virtual Cluster switch striding equipment data forwarding, comprising:
Master control borad, be used for being provided with respectively and main forwarding logic with stacking plate and standby stacking plate, and to described main with stacking plate and the identical message data of described standby stacking plate transmission, when described master is in running order with stacking plate, described master is set transmits described message data with stacking plate, when described master is in non operating state with stacking plate, described standby stacking plate is set starts working;
The master uses stacking plate, is used for transmitting described message data when it is in running order;
Standby stacking plate is used for starting working according to the setting of master control borad when described master is in non operating state with stacking plate, transmits described message data.
Further, described master control borad also is used for described standby stacking plate being set being in non operating state when described master is in running order with stacking plate.
Further, described master control borad is provided with described standby stacking plate and is in non operating state and comprises:
Described master control borad blocks its FPDP that is connected with standby stacking plate, makes the message data that mails to described standby stacking plate be dropped.
Further, when described master control borad is provided with described standby stacking plate and is in non operating state, keep being communicated with the physical link of described standby stacking plate.
Further, described master control borad is used for when described master is in non operating state with stacking plate, described standby stacking plate is set starts working, and comprising:
The FPDP that described master control borad unblocking is connected with described standby stacking plate.
Compared with prior art, the present invention adopts active and standby mode with the dual-stack plate to realize data forwarding between Virtual Cluster switch striding equipment, both considered the reliability of data link between the Virtual Cluster switch, guaranteed again when link breaks down, can recover data forwarding between the Virtual Cluster switch device in the time at Millisecond.
Description of drawings
Fig. 1 is the workflow diagram of existing Virtual Cluster switch striding equipment data forwarding;
Fig. 2 is the structural representation of Virtual Cluster switch striding equipment data transfer equipment among the embodiment one;
Fig. 3 is the workflow diagram of Virtual Cluster switch striding equipment data forwarding among the embodiment one;
Fig. 4 is the workflow diagram of Virtual Cluster switch striding equipment data forwarding among the embodiment two;
Fig. 5 is a workflow diagram of using Virtual Cluster switch striding equipment data forwarding in the example.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, hereinafter will be elaborated to embodiments of the invention in conjunction with the accompanying drawings.Need to prove that under the situation of not conflicting, embodiment among the application and the feature among the embodiment be combination in any mutually.
Embodiment one:
As shown in Figure 2, the embodiment of the invention provides a kind of equipment of realizing Virtual Cluster switch striding equipment data forwarding, comprising: master control borad, main with stacking plate and standby stacking plate, wherein:
Master control borad, be used for being provided with respectively and main forwarding logic with stacking plate and standby stacking plate, and to described main with stacking plate and the identical message data of described standby stacking plate transmission, when described master is in running order with stacking plate, described master is set transmits described message data with stacking plate, when described master is in non operating state with stacking plate, described standby stacking plate is set starts working;
Wherein, this master control borad, also be used for when described master is in running order with stacking plate, block the FPDP that it is connected with standby stacking plate, make the message data that mails to described standby stacking plate be dropped, with this described standby stacking plate is set and is in non operating state, still, at this moment, this master control borad keeps being communicated with the physical link of standby stacking plate.
In the specific implementation, the process that this master control borad " obstruction " is transmitted data to standby stacking plate can be understood like this: for example, when master control borad perceives after standby stacking plate reaches the standard grade, certain register of master control borad is set, can be so that the message that master control borad is transmitted to standby stacking plate abandons on master control borad.But this moment, master control borad sets to the forwarding logic of standby stacking plate, just blocks to fall flow.
Wherein, this master control borad also is used for when described master is in non operating state with stacking plate, and the FPDP that unblocking is connected with described standby stacking plate is provided with described standby stacking plate with this and starts working.
The master uses stacking plate, is used for transmitting described message data when it is in running order;
Standby stacking plate is used for starting working according to the setting of master control borad when described master is in non operating state with stacking plate, transmits described message data.
Because master control borad has been provided with respectively and main forwarding logic with stacking plate and standby stacking plate, active and standbyly set by order with stacking plate, need guarantee during initial setting up that primary and backup stacking plate all is normal, afterwards by response events (promptly causing the main incident that is in non operating state with stacking plate), master control borad perceives the master and is in non operating state with stacking plate, is provided with to carry out the active and standby switching of using between stacking plate again;
Above-mentionedly cause the main incident that is in non operating state with stacking plate to comprise: mainly to reset, mainly pulled out or the whole down of stacking opening of main stacking plate fall or the like with stacking plate with stacking plate.
Wherein, master control borad links to each other by the frame backboard with stacking plate with active and standby, from the aspect of chip, interconnects by the Higig FPDP.The Higig FPDP is the interconnective passage of chip chamber, and bandwidth is generally 10G, 12G and 16G, is used for the transfer of data of chip chamber.The message of transmitting between the Higig data terminal has Higig header, and Higig header has write down some attribute of this message.
In addition, the master obtains after to the configuration of general service plate with stacking plate and standby stacking plate, and they only are used for the forwarding of message data, are not used in Business Processing.
As shown in Figure 3, correspondingly, present embodiment also provides a kind of method that realizes the striding equipment data forwarding of Virtual Cluster switch, comprising:
S301: master control borad is provided with respectively and main forwarding logic with stacking plate and standby stacking plate;
S302: master control borad sends identical message data with stacking plate with standby stacking plate to main;
S303: when the master uses stacking plate in running order, transmit described message data with stacking plate by this master;
Main with stacking plate when in running order at this, master control borad is provided with this master and transmits described message data with stacking plate, and standby stacking plate is set is in non operating state, comprising:
This master control borad blocks its FPDP that is connected with this standby stacking plate, makes the message data that mails to this standby stacking plate be dropped.But at this moment, this master control borad keeps being communicated with the physical link of standby stacking plate.
In the specific implementation, the implementation procedure that this master control borad " obstruction " is transmitted data to standby stacking plate comprises: when master control borad perceives after standby stacking plate reaches the standard grade, certain register of master control borad is set, can be so that the message that master control borad is transmitted to standby stacking plate abandons on master control borad.Certainly do not get rid of other implementations.But this moment, master control borad sets to the forwarding logic of standby stacking plate, just blocks to fall flow.
S304: when this master was in non operating state with stacking plate, this standby stacking plate of master control borad setting was started working, and transmits described message data by this standby stacking plate.
Wherein, because master control borad has been provided with respectively and main forwarding logic with stacking plate and standby stacking plate, active and standbyly set by order with stacking plate, need guarantee during initial setting up that primary and backup stacking plate all is normal, afterwards by response events (promptly causing the main incident that is in non operating state with stacking plate), master control borad perceives the master and is in non operating state with stacking plate, standby stacking plate is set starts working;
Above-mentionedly cause the main incident that is in non operating state with stacking plate to comprise: mainly to reset, mainly pulled out or the whole down of stacking opening of main stacking plate fall or the like with stacking plate with stacking plate.
This standby stacking plate of master control borad setting is started working and is comprised: the FPDP that this master control borad unblocking is connected with this standby stacking plate.
Embodiment two:
Mainly described the improvement to the method for existing Virtual Cluster switch striding equipment data forwarding in the present embodiment, the workflow of present embodiment Virtual Cluster switch striding equipment data forwarding as shown in Figure 4, may further comprise the steps:
Step S401～S403 is identical with step S101～S103 in the background technology;
S404: the master control borad of equipment 1 sends identical message data with stacking plate with standby stacking plate to the main of equipment 1;
S405: whether the master control borad of equipment 1 detects to have leads the response events that is in non operating state with stacking plate, if the master is in non operating state with stacking plate, then goes to step S407; Otherwise, go to step S406;
S406: the master of equipment 1 transmits described message data with stacking plate;
S407: the master control borad of equipment 1 is provided with the standby stacking plate of equipment 1 and starts working, and transmits described message data by the standby stacking plate of equipment 1;
Follow-up step S408～S410 is identical with step S105～S107 in the background technology.So far, realized the data forwarding of striding equipment between Virtual Cluster switch device 1 and the equipment 2 by above-mentioned steps.The present invention adopts the mode of active and standby dual-stack plate to carry out the data forwarding of striding equipment, when link breaks down, can recover data forwarding between the Virtual Cluster switch device in the time at Millisecond.
Use example:
In the specific implementation, as shown in Figure 5, if the master uses the stacking plate operate as normal, the workflow of Virtual Cluster switch striding equipment data forwarding can may further comprise the steps:
S501: the stacking opening of active and standby stacking plate is set, and active and standby stacking plate is provided with modification transmitting separately according to stacking opening, and the message that does not need this device forwards is received and dispatched;
Wherein, the stacking opening that active and standby stacking plate is set can be shown by modport is set, and stacking opening is write in the corresponding modport table realize.The stacking opening that active and standby stacking plate is set is to be set to be operated in the Higig pattern with common 10,000,000,000 mouthfuls, and have Higig header from the message that stacking opening sends this moment.
S502: active and standby stacking plate is set up the trunk group of stacking opening respectively;
Wherein, " trunk " is the meaning of trunking, it is a kind of encapsulation technology, it is the link of a point-to-point, the two ends of link can all be switches, also can be switch and router, can also be main frame and switch or router, based on trunking (trunk) function, allowing between switch and switch, switch and router, main frame and switch or the router walks abreast to be connected by two or more ports transmits simultaneously so that more high bandwidth, bigger throughput to be provided, and whole network capabilities is provided significantly.Should be used between striding equipment, connecting with trunk described in example group, with member's communication mutually of the same VLAN that guarantees on striding equipment, to set up.
S503: master control borad perceives reaching the standard grade of active and standby stacking plate, revises transmitting of master control borad, and the message of striding equipment is forwarded to active and standby stacking plate;
S504: master control borad is set up respectively and main trunk group with stacking plate and standby stacking plate;
S505: master control borad blocks the Higig FPDP that links to each other with standby stacking plate, and message data is only transmitted with stacking plate by main;
At this moment, standby stacking plate is ready (non operating state), because master control borad has blocked the Higig FPDP that links to each other with standby stacking plate, the message data that then mails to standby stacking plate is dropped on master control borad, but master control borad physically remained with data path between the standby stacking plate and was communicated with this moment, just because master control borad has blocked the Higig FPDP that is connected with standby stacking plate, therefore standby stacking plate can not transmitted any message data.
In the specific implementation, if generation response events, promptly cause the main incident that is in non operating state with stacking plate, such as, main reset or mainly pulled out, or the whole down of the stacking opening of main stacking plate fall, set by order with stacking plate owing to active and standby with stacking plate with stacking plate, need guarantee during initial setting up that primary and backup stacking plate all is normal, carry out active and standby afterwards by response events again with the switching between stacking plate.So, the workflow of Virtual Cluster switch striding equipment data forwarding is further comprising the steps of:
S506: above-mentioned response events takes place, and master control borad perceives the master and is in non operating state with stacking plate, and the Higig port that unblocking immediately is connected with standby stacking plate, message data are transmitted by standby stacking plate at once.
Because master control borad keeps being communicated with the physical link of standby stacking plate always, and any moment, master control borad all can respectively send a message to primary and backup stacking plate, therefore perceive main not on the thronely or lead when opening circuit with the stacking plate link with stacking plate when master control borad, flow can be restored in the time at Millisecond.
From the foregoing description as can be seen, the method and apparatus of the striding equipment data forwarding of realization Virtual Cluster switch provided by the invention, adopt the mode of active and standby dual-stack plate to carry out the data forwarding of striding equipment, when the master control borad of certain physics equipment receives the data that need the striding equipment transmission, master control borad can respectively send same message data with stacking plate and standby stacking plate to main, have only this moment the master to transmit with stacking plate, standby stacking plate is in non operating state, master control borad physically remained with data path between the standby stacking plate and was communicated with this moment, but because master control borad has blocked the Higig port that is connected with standby stacking plate, therefore standby stacking plate can not transmitted any flow, and the flow that mail to standby stacking plate this moment is dropped on master control borad.Reset or main when pulling out with stacking plate with stacking plate when main, the Higig port that master control borad unblocks immediately and links to each other with former standby stacking plate, standby stacking plate upgrade to main usefulness.Because master control borad keeps being communicated with the physical link of standby stacking plate always, and any moment, master control borad all can respectively send same message data to primary and backup stacking plate, therefore detect main not on the thronely or lead when opening circuit with the stacking plate link with stacking plate when master control borad, the forwarding meeting of message data recovers in the time at Millisecond.The present invention is after standby stacking plate is reached the standard grade, and just setting completed for master control borad to the forwarding logic of standby stacking plate, just blocks to standby stacking plate by the mode that some register of master control borad is set to send data.With generally switch in the scheme, in the forwarding logic aspect, have only when standby stacking plate really becomes main usefulness, the forwarding logic of master control borad just is set, make it transmit data message and compare to original standby stacking plate, the speed of switching improves greatly.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to finish by program, described program can be stored in the computer-readable recording medium, as read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each the module/unit in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
The above is the preferred embodiments of the present invention only, is not to be used to limit protection scope of the present invention.According to summary of the invention of the present invention; also other various embodiments can be arranged; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the present invention; within the spirit and principles in the present invention all; any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. method that realizes Virtual Cluster switch striding equipment data forwarding comprises:
Master control borad is provided with respectively and main forwarding logic with stacking plate and standby stacking plate;
Described master control borad is to described main with stacking plate and the identical message data of described standby stacking plate transmission;
When described master uses stacking plate in running order, transmit described message data with stacking plate by described master;
When described master was in non operating state with stacking plate, described master control borad was provided with described standby stacking plate and starts working, and transmitted described message data by described standby stacking plate.
2. the method for claim 1 is characterized in that:
When described master used stacking plate in running order, described master control borad was provided with described standby stacking plate and is in non operating state.
3. method as claimed in claim 2 is characterized in that:
Described master control borad is provided with described standby stacking plate and is in non operating state and comprises: described master control borad blocks its FPDP that is connected with described standby stacking plate, makes the message data that mails to described standby stacking plate be dropped.
4. as claim 2 or 3 described methods, it is characterized in that:
When described master control borad was provided with described standby stacking plate and is in non operating state, described master control borad kept being communicated with the physical link of described standby stacking plate.
5. the method for claim 1 is characterized in that:
Described master control borad is provided with described standby stacking plate and starts working and comprise: the FPDP that described master control borad unblocking is connected with described standby stacking plate.
6. equipment of realizing Virtual Cluster switch striding equipment data forwarding comprises:
Master control borad, be used for being provided with respectively and main forwarding logic with stacking plate and standby stacking plate, and to described main with stacking plate and the identical message data of described standby stacking plate transmission, when described master is in running order with stacking plate, described master is set transmits described message data with stacking plate, when described master is in non operating state with stacking plate, described standby stacking plate is set starts working;
The master uses stacking plate, is used for transmitting described message data when it is in running order;
Standby stacking plate is used for starting working according to the setting of master control borad when described master is in non operating state with stacking plate, transmits described message data.
7. equipment as claimed in claim 6 is characterized in that:
Described master control borad also is used for described standby stacking plate being set being in non operating state when described master is in running order with stacking plate.
8. equipment as claimed in claim 7 is characterized in that:
Described master control borad is provided with described standby stacking plate and is in non operating state and comprises:
Described master control borad blocks its FPDP that is connected with described standby stacking plate, makes the message data that mails to described standby stacking plate be dropped.
9. as claim 7 or 8 described equipment, it is characterized in that:
When described master control borad is provided with described standby stacking plate and is in non operating state, keep being communicated with the physical link of described standby stacking plate.
10. equipment as claimed in claim 6 is characterized in that:
Described master control borad is used for when described master is in non operating state with stacking plate, described standby stacking plate is set starts working, and comprising:
The FPDP that described master control borad unblocking is connected with described standby stacking plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101724647A CN102231703A (en) | 2011-06-24 | 2011-06-24 | Method for realizing Virtual Switch Cluster (VSC) cross equipment data forwarding and equipment thereof |
| PCT/CN2012/072789 WO2012174905A1 (en) | 2011-06-24 | 2012-03-22 | Method and device for implementing virtual switch cluster cross-device data forwarding |
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| CN2011101724647A CN102231703A (en) | 2011-06-24 | 2011-06-24 | Method for realizing Virtual Switch Cluster (VSC) cross equipment data forwarding and equipment thereof |
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| CN110505104A (en) * | 2019-09-20 | 2019-11-26 | 新华三信息安全技术有限公司 | A kind of fault handling method, device, the network equipment and storage medium |
| CN110505104B (en) * | 2019-09-20 | 2022-05-31 | 新华三信息安全技术有限公司 | Fault processing method, device, network equipment and storage medium |
| CN111884950A (en) * | 2020-07-27 | 2020-11-03 | 深圳市信锐网科技术有限公司 | Data transmission method, target switch, designated switch and switch system |
| CN111884950B (en) * | 2020-07-27 | 2022-08-05 | 深圳市信锐网科技术有限公司 | Data transmission method, target switch, designated switch and switch system |
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| WO2012174905A1 (en) | 2012-12-27 |
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