CN101841735B - Frame-type switch, stack system and fault treatment method after stack - Google Patents
Frame-type switch, stack system and fault treatment method after stack Download PDFInfo
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Abstract
The embodiment of the invention relates to a frame-type switch. The frame-type switch comprises a plurality of circuit boards, a primary master control board and a standby master control board which are in a primary/standby relationship, wherein the primary master control board comprises a first management module used for managing equipment information and stack information, the equipment information comprises circuit board information and the stack information comprises the number of the frame-type switches in a stack system in which the frame-type switch is positioned, the role of each frame-type switch and state information; and the standby master control board comprises a second management module used for backing up the equipment information and the stack information and managing the equipment information and the stack information when the primary master control board malfunctions. The invention also provides the frame-type switch stack system and a fault treatment method after stack. The embodiment of the invention realizes the stack among multiple frame-type switches and protection among frame-type switch equipment after stack.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of frame-type switch and pile system and fault treatment method after stack.
Background technology
Exchange piling can meet the quantitative requirement of catenet to port, improves system operation efficiency, strengthens uninterrupted communication, and expanding system bandwidth capacity.At present, the Stack Technology of frame-type switch is as described below:
Two frame-type switch by the cascade of standard 10,000,000,000 Ethernet interface, after two exchange pilings, management layer and control plane virtual be a switch.Only have the control plane of a switch to be in activated state in two switches of heap poststack, if all connections of a certain switch are all interrupted, then control plane amendment Forwarding plane list item, becomes single frame.
Two stacking switch main and standby relation each other, activestandby state was determined by start-up time, and what first start is primary switch.If started simultaneously, then can determine active and standby by the priority of virtual exchange system, switch identification, can also contention mode be supported in addition.If the master control borad fault of two primary switches of frame-type switch heap poststack or machine failure, then think that all line cards of this primary switch are pulled out, backup switch upgrades to primary, namely performs masterslave switchover.
Inventor is realizing finding in process of the present invention, and the Stack Technology of existing frame-type switch at least exists following shortcoming:
Virtual exchange system (VSS, Virtual Switch System) in system, each switch supports one piece of master control borad, as long as the master control borad fault of certain switch, pile system thinks that all line cards on this switch are extracted, and all business on this switch are all interrupted.In addition, the stacking of multiple stage frame-type switch cannot be managed at control plane.
Summary of the invention
The embodiment of the present invention provides a kind of frame-type switch and pile system and fault treatment method after stack, realizes that multiple stage frame-type switch is stacking and heap poststack realizes in frame-type switch equipment and equipment room protection.
The embodiment of the present invention is achieved through the following technical solutions:
The embodiment of the present invention provides a kind of frame-type switch, comprising: multiple wiring board and two pieces are the main control board of main and standby relation and slave control board each other;
Described main control board comprises: the first administration module, for management equipment information and stacking information; Described facility information comprises wiring board information, and described stacking information comprises: the number of frame-type switch that the pile system at described frame-type switch place comprises, the role of each frame-type switch and state information;
Described slave control board comprises: the second administration module, for backing up described facility information and stacking information, and after described main control board breaks down, manages described facility information and stacking information.
The embodiment of the present invention provides a kind of pile system, comprising: primary frame-type switch and frame-type switch for subsequent use;
Described primary frame-type switch and frame-type switch for subsequent use include: main control board and slave control board; Described main control board is used for management equipment information and stacking information; Described slave control board for backing up described facility information and stacking information, and manages described facility information and stacking information after described main control board breaks down;
The main control board of described primary frame-type switch is also for controlling whole pile system;
Described frame-type switch for subsequent use, for after described primary frame-type switch fault, upgrades to primary frame-type switch.
The embodiment of the present invention provides a kind of fault handling method of frame-type switch pile system, and in described pile system, frame-type switch comprises multiple wiring board and the two pieces main control board of main and standby relation and slave control board each other, and the method comprises:
Described main control board management equipment information and stacking information; Described facility information comprises wiring board information, and described stacking information comprises: the number of frame-type switch that the pile system at described frame-type switch place comprises, the role of each frame-type switch and state information;
After described main control board breaks down, described slave control board switches into main control board, and manages described facility information and stacking information.
The technical scheme provided as can be seen from the invention described above embodiment; the frame-type switch that the embodiment of the present invention provides; the master control borad of two pieces of main and standby relation is each other set in inside; achieve the internal protection of frame-type switch; by stacking for frame-type switch described in multiple stage; one is arranged for primary frame-type switch in pile system; and a frame-type switch for subsequent use as described primary backup; after making described primary frame-type switch fault; described frame-type switch for subsequent use can upgrade to primary, achieves the equipment room protection of multiple stage frame-type switch heap poststack.
Therefore the embodiment of the present invention achieves that multiple stage frame-type switch is stacking and heap poststack realizes in frame-type switch equipment and equipment room protection.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention frame-type switch structural representation;
A kind of example structure schematic diagram of pile system that Fig. 2 forms for frame-type switch shown in Fig. 1;
Fig. 3 is embodiment of the present invention pile system fault handling method flow chart.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of frame-type switch, and shown in Fig. 1, this frame-type switch comprises: two pieces of main control board 11 of main and standby relation and slave control board 12 each other, and multiple wiring board 13; Two pieces of master control borads 11,12 configuration of described main and standby relation each other can be identical, and each functional module just run when being in different conditions is different, and the slave control board 12 shown in Fig. 1 is the functional module run in the stand-by state.Be understandable that, the configuration of two pieces of master control borads 11,12 of main and standby relation each other also can be different, as long as ensure slave control board 12 upgrade to primary after the stacked relation that can continue the wiring board of this TV station switch and this TV station switch and other switches are formed manage, restarting of wiring board can not be caused.
Described main control board 11 comprises: the first administration module 110, for management equipment information and stacking information; Described facility information comprises wiring board information, described wiring board information comprises: the wiring board number of hanging under described main control board, each wiring board state, such as load condition, whether fault etc., be understandable that, described facility information also comprises other information of this TV station frame-type switch, as power supply, main control board and slave control board information etc.; Described stacking information comprises: the number of frame-type switch that the pile system at described frame-type switch place comprises, the role of each frame-type switch and state information; Described state information to comprise in pile system each frame-type switch whether state such as fault.
Described main control board 11 can further include: control module 111;
Described control module 111, for sending control signal, controls the frame-type switch in described pile system, comprises the state of measurement circuit board status and stacking each frame-type switch; Also for sending distributed computing task to the frame-type switch in described pile system.
This main control board 11 can further include: routing module 112 and control agent module 113;
Described routing module 112, for controlling and management of routing information, such as, carries out router-level topology;
Described control agent module 113, for receiving the control signal that in described pile system, primary frame-type switch sends, controls the wiring board of this frame-type switch; This control agent module 113 can receive the control information of the transmission of the control module 111 of this TV station frame-type switch, the control information that the control module that also can receive primary frame-type switch in pile system sends.Use this control agent module 113 can pile poststack at multiple frame-type switch, that reduces control information issues number of times, primary frame-type switch sends to the control information of the multiple wiring board of other frame-type switch in pile system, only need send once to described control agent module 113, be distributed to wiring board by this control agent module 113 again, save system resource.
Described main control board 11 can also comprise:
Distributed Calculation module 114, for receiving the distributed computing task that in described pile system, primary frame-type switch issues, carries out calculating and feeding back result of calculation.Use this Distributed Calculation module 114 can pile poststack at multiple frame-type switch, each frame-type switch can complete calculation task, makes full use of the computational resource of each main control board, improves the disposal ability of pile system.This Distributed Calculation module 114 mainly this frame-type switch is run as during member's frame-type switch.
The master control borad 12 being in stand-by state comprises the second administration module 120;
Described second administration module 120, for backing up the facility information of described main control board 11 and stacking information, and manages described facility information and stacking information after described main control board 11 breaks down.After realizing main control board fault, the stacked relation that can continue the wiring board of this TV station switch and this TV station switch and other switches are formed manages, and wiring board can not be restarted, and the Business Stream of the user of all accesses can not interrupt.
Described wiring board 13, with the wiring board of existing frame-type switch, comprises multiple business interface, such as Fast Ethernet, Gigabyte Ethernet interface etc.
Described frame-type switch can also comprise:
For carrying out the stacking Special stacking mouth 14 be connected with other frame-type switch, this Special stacking mouth 14 can be arranged on network board, uses described Special stacking mouth 14 to increase exchange capacity.
Frame-type switch described in the embodiment of the present invention uses two pieces of master control borads, can realize control plane backup, improve frame-type switch Internal Reliability.
The embodiment of the present invention also provides a kind of pile system, this pile system comprises at least two frame-type switch described in embodiment above, multiple stage frame-type switch has been invented an equipment by this pile system, shown in Fig. 2, this system comprises: primary frame-type switch 20, frame-type switch for subsequent use 21, can also comprise 0 to multiple member's frame-type switch 22.The structure of described primary frame-type switch 20, frame-type switch for subsequent use 21 and member's frame-type switch 22 is with described in above-described embodiment, each frame-type switch itself can realize troubleshooting, namely can carry out switching in equipment when the main control board fault of each frame-type switch, by slave control board management equipment information and stacking information.And the role residing in pile system of each frame-type switch is different and realize different functions, any one frame-type switch all possesses and upgrades to primary hardware condition.
Described primary frame-type switch 20, it is the main body that user carries out business configuration, for controlling and managing whole pile system, comprise and sending control information and calculation task to described member's frame-type switch 22, the control agent module of described member's frame-type switch receives the control information of the control module transmission of described primary frame-type switch, then is handed down to the wiring board of this TV station frame-type switch.The calculation task that the control module that the Distributed Calculation module of described member's frame-type switch receives primary frame-type switch sends completes calculating, obtains result of calculation, and feeds back described result of calculation to described primary frame-type switch.This primary frame-type switch 20, after main control board fault, carries out switching in equipment, namely carries out switching of main control board and slave control board, and is initiatively downgraded to member's frame-type switch.
Described frame-type switch for subsequent use 21, for after described primary frame-type switch fault, upgrades to primary frame-type switch.Described primary frame-type switch fault comprises the main control board fault of primary frame-type switch or primary frame-type switch machine failure.
Described member's frame-type switch 22, for receiving the control signal that described primary frame-type switch sends, accepts control and the management of described primary frame-type switch 20, and completes the distributed computing task that primary frame-type switch 20 issues.Described member's frame-type switch 22 described frame-type switch 21 for subsequent use upgrade to primary after, according to pre-defined rule, a member switch 22 is upgraded to frame-type switch for subsequent use, the described pre-defined rule embodiment of the present invention does not limit, and can adopt polling, or adopts priority mode etc.
Described primary frame-type switch 20, Special stacking mouth between frame-type switch for subsequent use 21 and member's frame-type switch 22, can be used to connect, the interface on wiring board also can be used to connect.The mode of stacked interconnected comprises multiple, such as, and the belt interconnection of daisy chain type, star-type interconnect etc.Be the schematic diagram of ring interconnect shown in Fig. 2, in figure, dotted line represents may there is multiple stage frame-type switch herein.The interconnected advantage of annular is that reliability is higher, uses the stacking interface of fixed qty, each frame-type switch equity on topology location, and data retransmission mode is identical; The advantage of star-type interconnect is that exchange capacity is larger.Pile system of the present invention is not restricted stack manner.
Pile system described in the embodiment of the present invention, achieves the stacking of multiple stage frame-type switch, and can realize in equipment and the protection of equipment room at multiple stage frame-type switch heap poststack simultaneously.
The embodiment of the present invention provides again a kind of fault handling method of above-mentioned frame-type switch pile system; each frame-type switch that the present embodiment relates to all can for the frame-type switch above described in embodiment; namely can for the frame-type switch of protection in equipment can be realized; Figure 3 shows that example, comprising:
Step 30: primary frame-type switch controls and manages in whole pile system process, after main control board breaks down, carry out switching of main control board and slave control board, slave control board manages described facility information and stacking information;
The pile system of multiple stage frame-type switch heap poststack composition is with described in above-described embodiment, described primary frame-type switch, Special stacking mouth between frame-type switch for subsequent use and member's frame-type switch, can be used to connect, the interface on wiring board also can be used to connect.The mode of stacked interconnected comprises multiple, such as, and the belt interconnection of daisy chain type, star-type interconnect etc.The interconnected advantage of annular is that reliability is higher, uses the stacking interface of fixed qty, each frame-type switch equity on topology location, and data retransmission mode is identical; The advantage of star-type interconnect is that exchange capacity is larger.Pile system of the present invention is not restricted stack manner.
Step 31: frame-type switch for subsequent use recognizes described primary frame-type switch fault;
Primary frame-type switch fault described herein comprises the main control board fault of primary frame-type switch or primary frame-type switch machine failure.
For the fault detection mechanism of pile system, the embodiment of the present invention does not limit, and can adopt existing fault detection approach, comprise, described frame-type switch for subsequent use receives the leave group message that described primary frame-type switch sends, then determine described primary frame-type switch fault; Or described frame-type switch for subsequent use detects described primary frame-type switch fault by hello packet of shaking hands, such as, hello packet can be sent in interval by primary frame-type switch, frame-type switch for subsequent use does not receive this detection messages within a certain period of time, or under the quantity of the detection messages received in certain hour do not reach setting situation, primary frame-type switch fault can be thought.
Step 32: described frame-type switch for subsequent use upgrades to primary frame-type switch.
The primary frame-type switch of described fault is downgraded to non-primary frame-type switch automatically, namely member's frame-type switch is downgraded to, and in member's frame-type switch, select one according to pre-defined rule and upgrade to frame-type switch for subsequent use, the selection principle embodiment of the present invention does not limit.
The embodiment of the present invention achieves multiple stage frame-type switch heap poststack, and any frame-type switch fault can process, and achieves the protection of the equipment room of multiple stage frame-type switch heap poststack, improves the reliability of pile system.
In sum, the frame-type switch that the embodiment of the present invention provides, the master control borad of two pieces of main and standby relation is each other set in inside, achieve the internal protection of frame-type switch, by stacking for frame-type switch described in multiple stage, one is arranged for primary frame-type switch in stacking frame-type switch, and as the frame-type switch for subsequent use of described primary backup, after making described primary frame-type switch fault, described frame-type switch for subsequent use can upgrade to primary, therefore the embodiment of the present invention achieves that multiple stage frame-type switch is stacking and heap poststack realizes in frame-type switch equipment and equipment room protection.In addition, the embodiment of the present invention also achieves following effect:
1) arrange by control agent module in every platform frame-type switch inside, the control agent module be on primary frame-type switch can issue control information according to the control of control module, the control information that the control module that the control agent module be on frame-type switch for subsequent use and member's frame-type switch can receive primary frame-type switch sends, be distributed to respective wiring board again, what which reduce control information between frame-type switch issues number of times, while saving system resource, improve the treatment effeciency of pile system;
2) Distributed Calculation module is run being in member switch, the calculation task of primary frame-type switch can be received, primary frame-type switch is fed back to after completing calculating, share the load of primary frame-type switch, take full advantage of the computational resource of each frame-type switch main control board, improve the disposal ability of pile system.
One of ordinary skill in the art will appreciate that, all or part of step realized in above-described embodiment method is that the hardware that can carry out instruction relevant by program completes, and described program can be stored in a kind of computer-readable recording medium.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1. a frame-type switch, is characterized in that, comprising: multiple wiring board and two pieces are the main control board of main and standby relation and slave control board each other;
Described main control board comprises: the first administration module, for management equipment information and stacking information; Described facility information comprises wiring board information, and described stacking information comprises: the number of frame-type switch that the pile system at described frame-type switch place comprises, the role of each frame-type switch and state information;
Described slave control board comprises: the second administration module, for backing up described facility information and stacking information, and after described main control board breaks down, manages described facility information and stacking information.
2. frame-type switch as claimed in claim 1, it is characterized in that, described main control board also comprises: control module, for sending control signal, controls the frame-type switch in described pile system; Also for sending distributed computing task to the frame-type switch in described pile system.
3. frame-type switch as claimed in claim 1 or 2, it is characterized in that, described main control board also comprises:
Control agent module, for receiving the control signal that in described pile system, primary frame-type switch sends, controls the wiring board of this frame-type switch.
4. frame-type switch as claimed in claim 1 or 2, it is characterized in that, described main control board also comprises:
Distributed Calculation module, for receiving the distributed computing task that in described pile system, primary frame-type switch issues, carries out calculating and feeding back result of calculation.
5. a pile system, is characterized in that, comprising: primary frame-type switch and frame-type switch for subsequent use;
Described primary frame-type switch and frame-type switch for subsequent use include: main control board and slave control board; Described main control board is used for management equipment information and stacking information; Described slave control board is for backing up described facility information and stacking information, and after described main control board breaks down, manage described facility information and stacking information, described facility information comprises wiring board information, and described stacking information comprises: the number of frame-type switch that the pile system at described frame-type switch place comprises, the role of each frame-type switch and state information;
The main control board of described primary frame-type switch is also for controlling whole pile system;
Described frame-type switch for subsequent use, for after described primary frame-type switch fault, upgrades to primary frame-type switch.
6. system as claimed in claim 5, is characterized in that, also comprise:
Member's frame-type switch, for receiving the control signal that described primary frame-type switch sends, accepts control and the management of described primary frame-type switch, and completes the distributed computing task that primary frame-type switch issues.
7. system as claimed in claim 6, it is characterized in that, described member's frame-type switch also for after described frame-type switch for subsequent use upgrades to primary frame-type switch, upgrades to frame-type switch for subsequent use.
8. system as claimed in claim 6, it is characterized in that, described member's frame-type switch comprises: main control board and slave control board; Described main control board is used for management equipment information and stacking information; Described slave control board for backing up described facility information and stacking information, and manages described facility information and stacking information after described main control board breaks down.
9. a fault handling method for frame-type switch pile system, is characterized in that, in described pile system, frame-type switch comprises multiple wiring board and the two pieces main control board of main and standby relation and slave control board each other, and the method comprises:
Described main control board management equipment information and stacking information; Described facility information comprises wiring board information, and described stacking information comprises: the number of frame-type switch that the pile system at described frame-type switch place comprises, the role of each frame-type switch and state information;
After described main control board breaks down, described slave control board switches into main control board, and manages described facility information and stacking information.
10. method as claimed in claim 9, it is characterized in that, the frame-type switch that described main control board breaks down is primary frame-type switch, and in this pile system, this primary frame-type switch is also to there being frame-type switch for subsequent use, then described method comprises further:
Described frame-type switch for subsequent use upgrades to primary frame-type switch, and described primary frame-type switch is converted to non-primary frame-type switch.
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| CN200910119498.2A CN101841735B (en) | 2009-03-17 | 2009-03-17 | Frame-type switch, stack system and fault treatment method after stack |
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| CN106713468B (en) * | 2016-12-29 | 2018-11-20 | 深圳云天励飞技术有限公司 | A kind of distributed type assemblies service system and its method for node synergy |
| CN107547132B (en) * | 2017-05-31 | 2020-12-11 | 新华三技术有限公司 | Board card and distributed equipment |
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| CN109981353B (en) * | 2019-03-06 | 2022-05-24 | 北京全路通信信号研究设计院集团有限公司 | Method and system for protecting adjacent station redundancy in frame type network communication equipment |
| CN112491672B (en) * | 2019-09-11 | 2022-05-06 | 杭州海康威视数字技术股份有限公司 | PCIE communication system, communication configuration parameter backup method and PCIE switch |
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