CN105406934A - Passive optical network system main and standby control board synchronization method and system - Google Patents
Passive optical network system main and standby control board synchronization method and system Download PDFInfo
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- CN105406934A CN105406934A CN201510705507.1A CN201510705507A CN105406934A CN 105406934 A CN105406934 A CN 105406934A CN 201510705507 A CN201510705507 A CN 201510705507A CN 105406934 A CN105406934 A CN 105406934A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims abstract description 22
- 230000009471 action Effects 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 3
- 238000013459 approach Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 description 6
- 238000012795 verification Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
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- 230000002159 abnormal effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
- H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a passive optical network main and standby control board synchronization method and a system. The method comprises steps: S1, an automatic synchronization function is started, and a timing cycle of a synchronous timer is set to be T; S2, the synchronous timer is reset to start timing; S3, whether a main configuration file save action exists is detected, if yes, a fifth step is carried out, and if not, a fourth step is carried out; S4, whether the timing cycle of the synchronous timer approaches to the end is detected, if not, the third step is carried out, and if yes, a sixth step is carried out; S5, the timing operation of the synchronous timer is suspended, the main configuration file is saved, a new main configuration file check code is generated, and the sixth step is carried out; S6, the main configuration file check code for the main control board and a standby configuration file check code for the standby control board are acquired; S7, whether the main configuration file check code and the standby configuration file check code are consistent is detected, if yes, the second step is carried out, and if not, an eighth step is carried out; and S8, synchronization operation is executed, the main configuration file is used for covering the standby configuration file, and a standby configuration file check code is generated, and the second step is carried out.
Description
Technical field
The present invention relates to the EPON communications field, particularly relate to a kind of passive optical network active and standby control plate synchronous method and system.
Background technology
Compared with cable transmission, Optical Fiber Transmission has the advantages such as capacity is large, loss is little, anti-electromagnetic interference capability is strong, thus, along with the cost of Optical Fiber Transmission progressively declines, the fiberize of Access Network is inevitable development trend, and EPON have employed passive device, be realize the most potential technology of broadband optical access net.Classify from the content of carrying, PON (PassiveOpticalNetwork, EPON) technology mainly comprises APON (ATMBasedPON, asynchronous transfer mode EPON), EPON (EthernetBasedPON, Ethernet passive optical network) and GPON (GigabitPON, gigabit passive optical network) etc.PON normally by be positioned at central office optical line terminal OLT (OpticalLineTerminal) and a series of be positioned at user resident optical network unit ONU (OpticalNetUnit) or Optical Network Terminal ONT (OpticalNetTerminal) form.The Optical Distribution Network ODN (OpticalDistributionNetwork) be made up of optical fiber, passive optical splitters or coupler in these devices.Because the requirement of PON system to reliability is high, the master control borad larger on system cloud gray model impact, all requires to there is standby control plate as backup, so that the standby control plate when master control borad occurs abnormal as backup can replace master control borad completely.So for reaching this purpose, also need to ensure that the configuration file that master control borad and standby control plate store is completely the same.At present, prior art adopts manual mode to carry out synchronously back of the body control plate, and synchronized result does not verify, also do not have error correction, and slips up because of a large amount of making troubles property of manual operation and manual operation and cause reliability low.
Therefore, how a kind of new passive optical network master control borad, standby control plate configuration file simultaneous techniques are proposed, to overcome many disappearances that existing manual synchronization is brought, the real difficult problem having become current industry and urgently overcome.
Summary of the invention
In view of the disappearance of above-mentioned prior art, one of the present invention object is to provide a kind of passive optical network master control borad, standby control plate configuration file synchronous method and system, and it operates facility, and reliability is high.
For reaching above-mentioned and other object, the present invention proposes a kind of passive optical network active and standby control plate synchronous method, and the method comprises: step S1: start automatic synchronizing function, arrange synchrotimer T time-count cycle; Step S2: reset this synchrotimer and start timing; Step S3: detect and whether there is master configuration file preservation action, exist and then proceed to step S5, otherwise go to step S4; Step S4: detecting this synchrotimer, whether convergence terminates time-count cycle, then proceeds to step S3 if not, if then proceed to step S6; Step S5: the timing operation suspending this synchrotimer, preserves this master configuration file, and generates new master configuration file check code, and goes to step S6; Step S6: obtain the master configuration file check code of this master control borad and the standby configuration file check code of this standby control plate; Step S7: detect this master configuration file check code whether consistent with standby configuration file check code, if consistent, go to step S2, otherwise proceed to step S8; Step S8: perform synchronization job, covers standby configuration file with master configuration file, and generates standby configuration file check code, goes to step S2 afterwards.
In the step S5 of the present invention, be through manual mode and preserve this master configuration file.
Above-mentioned master configuration file check code and standby configuration file check code store with daily record form.
The present invention also proposes a kind of passive optical network active and standby control plate synchro system, the passive optical network active and standby control plate synchronous method of this system for performing the present invention, comprise: check code generation module, for carrying out algorithm process to produce master configuration file check code and standby configuration file check code respectively to the master configuration file of master control borad and the standby configuration file of standby control plate; Module is set, for arranging T time-count cycle of synchrotimer; Synchrotimer, for master control borad and standby control plate configuration file time synchronisation; Acquisition module, for capturing this master configuration file check code and this is for configuration file check code; Detection module, for detecting the timing implementation status of synchrotimer, detecting and whether there is new master configuration file and preserve action, and detects master configuration file check code that this acquisition module captures with whether consistent for configuration file check code; And synchronization module, when this detection module detects this master configuration file check code and this is inconsistent for configuration file check code, perform this master configuration file of synchronization job and cover standby configuration file.
In a scheme of the present invention, this system also comprises replacement module, when this detection module detects that this master configuration file check code and this are consistent for configuration file check code or this synchronization module complete synchronization job after reset this synchrotimer.
In sum, disclosed EPON master control borad, standby control plate configuration file synchronization scenario, mainly start synchrotimer, and whether increase automatic Verification link within synchrotimer time-count cycle consistent with the check code of standby configuration file to detect master configuration file, if inconsistent, perform automatic synchronization operation master configuration file is covered standby configuration file with complete master control borad with for controlling the synchronization job of plate configuration file.In addition, whether the present invention also can detect automatically exists new master configuration file preservation operation, if exist, then further whether the standby configuration file of verification is consistent with the check code of new master configuration file, finally to ensure that active and standby configuration file is consistent in each time-count cycle T.With existing manual mode synchronous master control board and standby control compared with plate configuration file, the present invention adopts manual mode to upgrade master control borad configuration file, and it is synchronous to complete active and standby configuration file through automatic synchronization mode, the active and standby configuration file synchronous efficiency of the present invention is high, reliability is high.
Accompanying drawing explanation
Below by clearly understandable mode, accompanying drawings preferred implementation, is further described the above-mentioned characteristic of a kind of passive optical network active and standby control plate synchronous method and system, technical characteristic, advantage and implementation thereof.
Fig. 1 is a kind of passive optical network of the present invention active and standby control plate synchronous method key step schematic diagram;
Fig. 2 is the basic framework schematic diagram of a kind of passive optical network of the present invention active and standby control plate synchro system.
Drawing reference numeral illustrates:
21. check code generation modules, 22. arrange module, 23. synchrotimers, 24. acquisition modules, 25. detection modules, 26. synchronization modules, and 27. reset module.
Embodiment
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, contrast accompanying drawing is illustrated the specific embodiment of the present invention below.Apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, and obtain other execution mode.
That shown in Figure 1 is the passive optical network active and standby control plate synchronous method step schematic diagram of the present invention, and as shown in the figure, the method comprises:
Step S11: start automatic synchronizing function, arrange synchrotimer T time-count cycle, time-count cycle, T can need to arrange flexibly, change according to actual synchronization operation.
Step S12: reset this synchrotimer and start timing, then proceed to step S13.
Step S13: detect and whether there is master configuration file preservation action, if exist, proceed to step S15, otherwise go to step S14.
Step S14: detect this synchrotimer time-count cycle T whether convergence terminates, if then proceed to step S16; No person proceeds to step S13.
Step S15: the timing operation suspending this synchrotimer, preserves this master configuration file, and generates new master configuration file check code, continues timing afterwards and proceeds to step S16.In this step S15, the preservation of master configuration file is through manual mode and performs.
Step S16: obtain the master configuration file check code of this master control borad and the standby configuration file check code of this standby control plate, then proceed to step S17.
Step S17: detect this master configuration file check code whether consistent with standby configuration file check code, if consistent, go to step S12, otherwise proceed to step S18.
Step S18: perform synchronization job, covers standby configuration file with master configuration file, and generates standby configuration file check code, and goes to step S12.
Person is the passive optical network active and standby control plate synchro system of the present invention as shown in Figure 2, and this system can perform the said method of the present invention.As shown in the figure, this system comprises: check code generation module 21, arrange module 22, synchrotimer 23, acquisition module 24, detection module 25, synchronization module 26 and reset module 27, namely the Operational Mechanisms between those modules is elaborated below.
Check code generation module 21, for carrying out algorithm process to produce master configuration file check code and standby configuration file check code respectively to the master configuration file of master control borad and the standby configuration file of standby control plate, in the present invention, those check codes store with log mode.This algorithm can be the binary value that the binary value of random length is mapped as shorter regular length by hash algorithm, and this little binary value is called cryptographic Hash.Cryptographic Hash be one piece of data uniquely and extremely compact numeric representation form.If hash one section of plaintext and even only change a letter of this paragraph, Hash subsequently all will produce different values.Finding hash to be the input that two of same value are different, is computationally impossible, so the cryptographic Hash of data can the integrality of check data.Be generally used for fast finding and cryptographic algorithm.Typical hash algorithm comprises MD2, MD4, MD5 and SHA-1, because this algorithm is the known prior art of technical staff described in this area, is therefore no longer described in detail for this algorithm.
Module 21 is set for arranging T time-count cycle of synchrotimer 22, so that synchrotimer 22 starts carry out time synchronisation operation according to these settings.
Acquisition module 23 for capturing the master configuration file check code of master control borad, the standby configuration file check code of standby control plate in daily record respectively, and sends captured content to detection module 25.
Detection module 25 is for detecting the timing implementation status of synchrotimer, when the time-count cycle of this timer is at the end of convergence, acquisition module 24 quickly picking master configuration file check code and standby configuration file check code can be triggered, so that detection module 25 detects the consistency of master configuration file check code and standby configuration file check code; Whether this detection module also exists new master configuration file storage action for detecting.
Synchronization module 26, for performing synchronization job when above-mentioned master configuration file check code and standby configuration file check code are inconsistent, is covered in standby configuration file, automatically to complete the two synchronization job by master configuration file.
Reset module 27, for carrying out replacement operation to this timer, timer can re-execute timing operation afterwards.
Below namely perform Fig. 1 shownschematically method flow of the present invention for the system of the present invention, system of the present invention is disclosed further: first perform step S11, synchrotimer 23 T time-count cycle is set through arranging module 22; Step S12: reset this synchrotimer 23 through replacement module 27 and start timing, then proceed to step S13; Step S13: whether detection module 25 detects exists master configuration file preservation action, if exist, proceeds to step S15, otherwise goes to step S14; Step S14: detection module 25 detect this synchrotimer time-count cycle T whether convergence terminates, if then proceed to step S16; No person proceeds to step S13; Step S15: the timing operation suspending this synchrotimer 23, preserves this master configuration file, and generates new master configuration file check code by check code correction verification module 21, then proceeds to step S16; Step S16: acquisition module 24 obtains the master configuration file check code of this master control borad and the standby configuration file check code of this standby control plate, then proceeds to step S17; Step S17: whether detection module 25 detects this master configuration file check code consistent with standby configuration file check code, if consistent, go to step S12, otherwise proceeds to step S18; Step S18: synchronization module 26 performs synchronization job, covers standby configuration file with master configuration file, and check code generation module 21 generates standby configuration file check code, goes to step S12 afterwards and carries out the synchronization job that timer resets next cycle of beginning.
In sum, disclosed EPON active and standby control plate synchronization scenario, mainly start synchrotimer, and whether increase automatic Verification link within synchrotimer time-count cycle consistent with the check code of standby configuration file to detect master configuration file, if inconsistent, perform automatic synchronization operation master configuration file is covered standby configuration file with complete master control borad with for controlling the synchronization job of plate configuration file.In addition, whether the present invention also can detect automatically exists new master configuration file preservation operation, if exist, then further whether the standby configuration file of verification is consistent with the check code of new master configuration file, finally to ensure that active and standby configuration file is consistent in each time-count cycle T.With existing manual mode synchronous master control board and standby control compared with plate configuration file, the present invention adopts manual mode to upgrade master control borad configuration file, and it is synchronous to complete active and standby configuration file through automatic synchronization mode, the active and standby configuration file synchronous efficiency of the present invention is high, reliability is high.
Should be noted that; the above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. passive optical network active and standby control plate synchronous method, is characterized in that, comprising:
Step S1: start automatic synchronizing function, synchrotimer T time-count cycle is set;
Step S2: reset this synchrotimer and start timing;
Step S3: detect the master configuration file that whether there is master control borad and preserve action, exist and then proceed to step S5, otherwise go to step S4;
Step S4: detecting this synchrotimer, whether convergence terminates time-count cycle, then proceeds to step S3 if not, if then proceed to step S6;
Step S4:
Step S5: the timing operation suspending this synchrotimer, preserves this master configuration file, and generates new master configuration file check code, and goes to step S6;
Step S6: obtain the master configuration file check code of this master control borad and the standby configuration file check code of this standby control plate;
Step S7: detect this master configuration file check code whether consistent with standby configuration file check code, if consistent, go to step S2, otherwise proceed to step S8;
Step S8: perform synchronization job, covers standby configuration file with master configuration file, and generates standby configuration file check code, and goes to step S2.
2. passive optical network active and standby control plate synchronous method as claimed in claim 1, is characterized in that, in step s 5, be through manual mode and preserve this master configuration file.
3. passive optical network active and standby control plate synchronous method as claimed in claim 1, is characterized in that, this master configuration file check code and standby configuration file check code store with daily record form.
4. a passive optical network active and standby control plate synchro system, is characterized in that, uses the method described in the claims 1-3 any one claim, comprising:
Check code generation module, for carrying out algorithm process to produce master configuration file check code and standby configuration file check code respectively to the master configuration file of master control borad and the standby configuration file of standby control plate;
Module is set, for arranging T time-count cycle of synchrotimer;
Synchrotimer, for master control borad and standby control plate time synchronisation;
Acquisition module, for capturing this master configuration file check code and this is for configuration file check code;
Detection module, for detecting the timing implementation status of synchrotimer, detecting and whether there is new master configuration file and preserve action, and detects master configuration file check code that this acquisition module captures with whether consistent for configuration file check code; And
Synchronization module, when this detection module detects this master configuration file check code and this is inconsistent for configuration file check code, performs this master configuration file of synchronization job and covers standby configuration file.
5. passive optical network active and standby control plate synchro system as claimed in claim 4, it is characterized in that, also comprise replacement module, when this detection module detects that this master configuration file check code and this are consistent for configuration file check code or this synchronization module complete synchronization job after reset this synchrotimer.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112073844A (en) * | 2020-08-28 | 2020-12-11 | 烽火通信科技股份有限公司 | Transmission equipment configuration verification synchronization method and system |
| CN113064669A (en) * | 2021-04-02 | 2021-07-02 | 北京天空卫士网络安全技术有限公司 | Loading control method and device |
| CN114116325A (en) * | 2021-11-29 | 2022-03-01 | 杭州迪普科技股份有限公司 | Configuration consistency checking device and method |
| CN115145355A (en) * | 2022-06-29 | 2022-10-04 | 海光信息技术股份有限公司 | Multi-chip synchronization method and device |
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| CN113064669A (en) * | 2021-04-02 | 2021-07-02 | 北京天空卫士网络安全技术有限公司 | Loading control method and device |
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