CN103051466A - Method and device for automatically recovering IMA device failure - Google Patents
Method and device for automatically recovering IMA device failure Download PDFInfo
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- CN103051466A CN103051466A CN2011103082917A CN201110308291A CN103051466A CN 103051466 A CN103051466 A CN 103051466A CN 2011103082917 A CN2011103082917 A CN 2011103082917A CN 201110308291 A CN201110308291 A CN 201110308291A CN 103051466 A CN103051466 A CN 103051466A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
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Abstract
The invention discloses a method for automatically recovering an IMA device failure. The method comprises the following steps of monitoring the state of an IMA group; restarting an IMA group state machine when the link-insufficient state duration of the IMA group exceeds a preset threshold; and resetting the minimum active link number as a value which is no more than the current active link number. According to the technical scheme of the invention, the problem that the group state machine can be restarted by only manual operation when the group state machine based on the standard IMA protocol is blocked in the link-insufficient state is solved, thereby implementing the automatic recovery of the IMA device failure, and making full use of the network resources. The invention further discloses a device for automatically recovering the IMA device failure, comprising a group state monitor module, a group state machine restarting module, and a minimum active link number resetting module.
Description
Technical field
The present invention relates to PTN (Packet Transport Network, Packet Transport Network) technical field, relate in particular to the method and the device that automatically recover after the equipment fault of a kind of support IMA (Inverse Multiplexing for ATM, oppositely ATM is multiplexing) agreement.
Background technology
Ima protocol is a kind of agreement that runs between the terminal device, and two ends need the interaction protocol content to guarantee that two ends transmitting-receiving bag is normal.When only having near-end and far-end group all to be in Operational (can operate) state, the near-end group could send ATM (Asynchronous Transfer Mode, asynchronous transfer mode) cell, group flow status machine are exactly that state by near-end group and far-end group represents whether the near-end group can send ATM cell.
Fig. 1 is the status change schematic diagram of IMA group flow status machine, and as shown in Figure 1, if an end is because link failure can't enter the Operational state, then the two ends of IMA group can not send ATM cell.In the group state machine of ima protocol, enter stable state after, the group state circulates between Operational, Blocked (obstruction) and Insufficent-Links (insufficient-links).If because the number of links that link failure causes activating is less than the minimal chain way that disposes, organize so state and will remain on the Insufficent-Links state always, even also have some links to use, the IMA group can not send ATM cell yet, and Internet resources can not get effective utilization.
Summary of the invention
The invention provides automatic recovery method and device after a kind of IMA equipment fault, with solve in the prior art when since link failure enter the Insufficent-Links state after Internet resources can not get the effectively problem of utilization.
The invention provides automatic recovery method after a kind of IMA equipment fault, comprising:
Monitoring IMA group state;
When IMA organizes state at the Insufficent-Links state, restart the IMA group state machine;
Minimum active link number is re-set as the value that is not more than current active link number.
Further, describedly restart the IMA group state machine when IMA group state during at the Insufficent-Links state, the concrete grammar of employing is:
When IMA organizes state when the duration of Insufficent-Links state surpasses default thresholding, restart the IMA group state machine.
Further, the span of described default thresholding is 0 to 1 hour.
Again further, the span of described default thresholding is 0 to 5 second.
Further, described minimum active link number is re-set as the value that is not more than current active link number, refers to minimum active link number is re-set as the value that equals current active link number.
The present invention also provides automatic recovery device after a kind of IMA equipment fault, comprising:
The group state monitoring module is used for monitoring IMA group state;
Group state machine is restarted module, is used for restarting the IMA group state machine when IMA organizes state at the Insufficent-Links state;
Minimum active link is counted the replacement module, is used for minimum active link number is re-set as the value that is not more than current active link number.
Further, describedly restart the IMA group state machine when IMA group state during at the Insufficent-Links state, be specially:
When IMA organizes state when the duration of Insufficent-Links state surpasses default thresholding, restart the IMA group state machine.
Further, the span of described default thresholding is 0 to 1 hour.
Again further, the span of described default thresholding is 0 to 5 second.
Further, described minimum active link number is re-set as the value that is not more than current active link number, refers to minimum active link number is re-set as the value that equals current active link number.
Beneficial effect of the present invention is as follows:
The present invention is by autoboot IMA group state machine, and reduce minimum active link number, solved in the prior art measured ima protocol when the IMA group state machine is stuck in the Insufficent-Links state, can only manually intervene, and manually the problem that just can enter IMA group state machine rebooting status is disposed in change.The present invention need not manual intervention, autoboot IMA group state machine, and adjust configuration parameter, and make the IMA group can transmit ATM cell, take full advantage of Internet resources.Treat after the network disaster recovery, can the manual amendment dispose, do not affect original network configuration
Description of drawings
Fig. 1 is the status change schematic diagram of IMA group flow status machine;
Fig. 2 is automatic recovery method schematic flow sheet after the IMA equipment fault of the embodiment of the invention;
Fig. 3 is the normal condition IMA group schematic diagram of the embodiment of the invention;
Fig. 4 is the link failure IMA group schematic diagram of the embodiment of the invention;
Fig. 5 is automatic recovery device structural representation after the IMA equipment fault of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, does not limit the present invention.
Embodiment of the method
According to embodiments of the invention, automatic recovery method after a kind of IMA equipment fault is provided, the main thought of the method is: the group state of IMA group state machine Real-Time Monitoring oneself, if the IMA group state machine is at the Insufficent-Links state, IMA group state machine autoboot so, and restart as new argument (minimum active link number) with link (link) number of the current active of being in (activation).And report this IMA group of webmaster to restart with new parameter, so that follow-up manual reversion fault or configuration before.
Fig. 2 is the flow chart of automatic recovery method after the IMA equipment fault of the embodiment of the invention, as shown in Figure 2, according to automatic recovery method after the IMA equipment fault of the embodiment of the invention, specifically comprises following processing:
In the embodiment of the invention, the time threshold that the IMA group state machine is restarted can be set, only when IMA group state when the time of Insufficent-Links state continuance surpasses default time threshold T1, the IMA group state machine is restarted in the side.In the embodiment of the invention, default thresholding T1 can get the value in 0 to 1 hour, to get value in 0 to 5 second as good.Certainly, the present invention also can not arrange the reboot time thresholding of IMA group state machine, as long as confirm that IMA group state is the Insufficent-Links state, can implement at any time the inventive method, with autoboot IMA equipment.
In the embodiment of the invention, can be directly with the value of the current active link number new value as minimum active link number, the value that is about to TXn2 is assigned to TXn1, and the value of RXn2 is assigned to RXn1, and the reporting events user that minimum active link number is adjusted.
The below organizes as example take the IMA of a link number N=4, and the automatic recovery of how adopting after the inventive method realizes the IMA equipment fault is described.
As shown in Figure 3, at NodeB (base station) and RNC (Radio Network Controller, radio network controller) created an IMA group between the website, the IMA ID of NodeB is 0, the IMAID of RNC is 4, number of links between two websites is 4, suppose it is the pattern of balanced configuration symmetry operation, frame length is fixing all to be M byte, M is natural number, IMA OAM Label (label of ima protocol) is consistent, and the time-out time thresholding T1 of Insufficient-Links state is made as 5 seconds.The minimum active link number of NodeB configuration is TXn1=RXn1=4, the minimum active link number of RNC is TXn1=RXn1=2, and two websites are carved T1 at a time through consulting, the IMA group state machine at two ends all is the Operational state, normal sending and receiving cell between two websites.As shown in Figure 4, carve at a time T2, the link ID between two websites is 3 disconnecting, causes the IMA group state machine of NodeB website to enter the Insufficient-Links state.
The following describes and adopt the inventive method to realize that automatically IMA organizes the Operational state that recovers.
The IMA group state machine monitoring IMA group state of the first step: NodeB end, detecting current active link number is 3, and the minimum active link number of configuration is 4, then IMA group state enters the Insufficent-Links state.After the time that Insufficent-Links continues surpasses 5 seconds, record the current number of links TXn2=RXn2=3 that is in state of activation, and carry out second step.
Second step: IMA group state machine autoboot enters the startup state.
The 3rd step: count TXn1 and reset sending minimum active link, in the embodiment of the invention, give TXn1 with the value of TXn2, the TXn1 after then resetting is 3, and minimum active link number is adjusted into 3 reporting events webmaster.Owing to be symmetric pattern, so with same rule RXn1 and RXn2 are processed simultaneously, RXn1 is reset to 3.
The 4th step: the group state machine of ima protocol carries out original flow process and RNC end in opposite end is held consultation, final IMA group state machine enters the Operational state, IMA group flow status machine is normal, can carry out the ATM cell transmission between two websites, has finished professional automatic recovery.
Device embodiment
According to embodiments of the invention, after being provided, a kind of IMA equipment fault automatically recovers, Fig. 5 is the structural representation of automatic recovery device after the IMA equipment fault of the embodiment of the invention, as shown in Figure 5, automatic recovery device after the IMA equipment fault of the embodiment of the invention, comprise the group state monitoring module 501, group state machine restarts module 502 and minimum active link is counted replacement module 503.Below the modules of the embodiment of the invention is described in detail.
Particularly, group state monitoring module 501 is used for monitoring IMA group state.
Group state machine is restarted module 502, is used for restarting the IMA group state machine when IMA organizes state at the Insufficent-Links state.
In the embodiment of the invention, when IMA organizes state at the Insufficent-Links state, restart the IMA group state machine, be specially: when IMA organizes state when the duration of Insufficent-Links state surpasses default thresholding, restart the IMA group state machine.In the embodiment of the invention, the span of default thresholding can be 0 to 1 hour, and take 0 to 5 second as good especially.
Minimum active link is counted replacement module 503, is used for minimum active link number is re-set as the value that is not more than current active link number.In the embodiment of the invention, can be that minimum active link number is reset the value that equals current active link number.
Although be the example purpose, the preferred embodiments of the present invention are disclosed, it also is possible those skilled in the art will recognize various improvement, increase and replacement, therefore, scope of the present invention should be not limited to above-described embodiment.
Claims (10)
1. automatic recovery method after the multiplexing IMA equipment fault of reverse asynchronous transfer mode is characterized in that, comprising:
Monitoring IMA group state;
When IMA organizes state at the insufficient-links state, restart the IMA group state machine;
Minimum active link number is re-set as the value that is not more than current active link number.
2. automatic recovery method after the IMA equipment fault as claimed in claim 1 is characterized in that, describedly restarts the IMA group state machine when IMA group state during at the insufficient-links state, and the concrete grammar of employing is:
When IMA organizes state when the duration of insufficient-links state surpasses default thresholding, restart the IMA group state machine.
3. automatic recovery method after the IMA equipment fault as claimed in claim 2 is characterized in that, the span of described default thresholding is 0 to 1 hour.
4. automatic recovery method after the IMA equipment fault as claimed in claim 3 is characterized in that, the span of described default thresholding is 0 to 5 second.
5. such as automatic recovery method after each described IMA equipment fault in the claim 1 to 4, it is characterized in that, minimum active link number is re-set as the value that is not more than current active link number, refers to minimum active link number is re-set as the value that equals current active link number.
6. automatic recovery device after the multiplexing IMA equipment fault of reverse asynchronous transfer mode is characterized in that, comprising:
The group state monitoring module is used for monitoring IMA group state;
Group state machine is restarted module, is used for restarting the IMA group state machine when IMA organizes state at the insufficient-links state;
Minimum active link is counted the replacement module, is used for minimum active link number is re-set as the value that is not more than current active link number.
7. automatic recovery device after the IMA equipment fault as claimed in claim 6 is characterized in that, describedly restarts the IMA group state machine when IMA group state during at the insufficient-links state, is specially:
When IMA organizes state when the duration of insufficient-links state surpasses default thresholding, restart the IMA group state machine.
8. automatic recovery device after the IMA equipment fault as claimed in claim 7 is characterized in that, the span of described default thresholding is 0 to 1 hour.
9. automatic recovery device after the IMA equipment fault as claimed in claim 8 is characterized in that, the span of described default thresholding is 0 to 5 second.
10. such as automatic recovery device after each described IMA equipment fault in the claim 6 to 9, it is characterized in that, minimum active link number is re-set as the value that is not more than current active link number, refers to minimum active link number is re-set as the value that equals current active link number.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110308291.7A CN103051466B (en) | 2011-10-12 | 2011-10-12 | Automatic recovery method and device after a kind of IMA equipment faults |
| PCT/CN2012/079769 WO2013053260A1 (en) | 2011-10-12 | 2012-08-07 | Method and device for automatically recovering the inverse multiplexing for asynchronous transfer mode device after failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110308291.7A CN103051466B (en) | 2011-10-12 | 2011-10-12 | Automatic recovery method and device after a kind of IMA equipment faults |
Publications (2)
| Publication Number | Publication Date |
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| CN103051466A true CN103051466A (en) | 2013-04-17 |
| CN103051466B CN103051466B (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110308291.7A Active CN103051466B (en) | 2011-10-12 | 2011-10-12 | Automatic recovery method and device after a kind of IMA equipment faults |
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| CN (1) | CN103051466B (en) |
| WO (1) | WO2013053260A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106301858A (en) * | 2015-06-09 | 2017-01-04 | 中兴通讯股份有限公司 | Packet Transport Network equipment and resource recovery method, device |
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| US20060072579A1 (en) * | 2004-09-24 | 2006-04-06 | Ward Robert G | Method and apparatus to monitor and analyze network information of an inverse multiplexed asynchronous transfer mode network |
| CN101035075A (en) * | 2007-01-31 | 2007-09-12 | 华为技术有限公司 | Reactivation method, system and device for reverse multiplexing set of the asynchronous transfer mode |
| CN101340381A (en) * | 2008-08-04 | 2009-01-07 | 中兴通讯股份有限公司 | Aggregation link management method and apparatus |
| CN101448274A (en) * | 2007-11-26 | 2009-06-03 | 大唐移动通信设备有限公司 | Method for opening base station and radio network system |
| CN101834758A (en) * | 2010-04-09 | 2010-09-15 | 华为技术有限公司 | Logical port energy-saving realization method and device and system thereof |
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| US7065104B1 (en) * | 2000-12-28 | 2006-06-20 | Cisco Technology, Inc. | Method and system for managing inverse multiplexing over ATM |
| CN100512507C (en) * | 2004-04-22 | 2009-07-08 | 华为技术有限公司 | A method of selective switch to reference link in inverse multiplexing over ATM (IMA) |
| CN1870575B (en) * | 2005-07-15 | 2010-04-21 | 华为技术有限公司 | Method for raising transmission reliability in virtual exchange system |
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2011
- 2011-10-12 CN CN201110308291.7A patent/CN103051466B/en active Active
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- 2012-08-07 WO PCT/CN2012/079769 patent/WO2013053260A1/en active Application Filing
Patent Citations (5)
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| US20060072579A1 (en) * | 2004-09-24 | 2006-04-06 | Ward Robert G | Method and apparatus to monitor and analyze network information of an inverse multiplexed asynchronous transfer mode network |
| CN101035075A (en) * | 2007-01-31 | 2007-09-12 | 华为技术有限公司 | Reactivation method, system and device for reverse multiplexing set of the asynchronous transfer mode |
| CN101448274A (en) * | 2007-11-26 | 2009-06-03 | 大唐移动通信设备有限公司 | Method for opening base station and radio network system |
| CN101340381A (en) * | 2008-08-04 | 2009-01-07 | 中兴通讯股份有限公司 | Aggregation link management method and apparatus |
| CN101834758A (en) * | 2010-04-09 | 2010-09-15 | 华为技术有限公司 | Logical port energy-saving realization method and device and system thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106301858A (en) * | 2015-06-09 | 2017-01-04 | 中兴通讯股份有限公司 | Packet Transport Network equipment and resource recovery method, device |
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| CN103051466B (en) | 2018-06-08 |
| WO2013053260A1 (en) | 2013-04-18 |
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Effective date of registration: 20191025 Address after: 518057 Nanshan District Guangdong high tech Industrial Park, South Road, science and technology, ZTE building, Ministry of Justice Patentee after: ZTE Communications Co., Ltd. Address before: 210000 Zijing flower road, Ningnan street, Yuhuatai District, Nanjing City, Jiangsu Province, No. 68 Patentee before: Nanjing Zhongxing Software Co., Ltd. |
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