CN105703933A - Aggregation link recovery method and apparatus - Google Patents
Aggregation link recovery method and apparatus Download PDFInfo
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- CN105703933A CN105703933A CN201410706845.2A CN201410706845A CN105703933A CN 105703933 A CN105703933 A CN 105703933A CN 201410706845 A CN201410706845 A CN 201410706845A CN 105703933 A CN105703933 A CN 105703933A
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Abstract
The invention provides an aggregation link recovery method and an apparatus. The method is applied to main equipment in an aggregation group and includes: obtaining an aggregation link recovery message; making aggregation selection according to the aggregation link recovery message; obtaining aggregation activity members after aggregation selection, starting a first timer corresponding to a preset first time value, and sending a backup message with the aggregation activity members and the first system time to slave equipment; and sending the aggregation activity members to a data plane of the main equipment when the first timer reaches the preset first time value. According to the method and the apparatus, the synchronization of system time of the main equipment and the slave equipment can be guaranteed, the errors are small, the convergence speed of aggregation link recovery can be accelerated, the convergence time of aggregation link recovery is greatly shortened, and the convergence time is very stable.
Description
Technical field
The present invention relates to network communication technology field, particularly relate to aggregated links restoration methods and device。
Background technology
Multiple physics ethernet ports are condensed together to form an aggregation group in logic by port trunking, it is possible to achieve flow is shared between each member port in aggregation group, to increase bandwidth。Under equipment stacking environment, using port convergence method, it is possible to after certain fault in virtual equipment, the business of guarantee can continue to forward, thus the business that avoids is interrupted for a long time, it is achieved the networking of high reliability ensures。
In prior art, stack equipment is polymerized with upstream device, and network traffics will be shared on stack equipment, the main equipment in stack equipment complete control plane operation, in stack equipment from equipment load traffic and carry out data surface forwarding。If wherein a link breaks down or one of them device fails in stack equipment in aggregated links, flow will be sent on another equipment in stack equipment, and the business that ensures is not by sustained interruption。When after above-mentioned Failure elimination, then needing to recover the aggregated links corresponding to described fault so that network traffics will share the main equipment in stack equipment and again from equipment。And processing procedure that above-mentioned aggregated links is recovered is specific as follows:
(1) assume to recover from fault from equipment, then notifying main equipment from equipment, place aggregated links is recovered。
(2) after main equipment receives aggregated links recovery message, it will run polymerization and select logic to carry out gravity treatment, new polymerization active members is handed down to the datum plane of main equipment。
(3) main equipment sends backup messages simultaneously, informs to new polymerization active members from equipment；
(4), after receiving backup messages from equipment, also new polymerization active members is handed down to the datum plane from equipment；
After (1) to the process that (4) describe completes, Link State can be only achieved again stable。
Wherein, the time value causing service disconnection in above-mentioned processing procedure is that the main equipment change polymerization active members port described from (2nd) step changes polymerization active members port to what (4th) step described from equipment。
But, the method that above-mentioned aggregated links is recovered to be backed up by message realizes, it is possible to can cause bigger time delay, adds that message channel is contingent to block up, and message BACKUP TIME can be caused unstable, also can increase the convergence time that aggregated links is recovered。
Summary of the invention
The present invention provides configuration aggregated links restoration methods and device, realize with the method solving to be backed up by message in prior art, may result in bigger time delay, add that message channel is contingent to block up, message BACKUP TIME can be caused unstable, the problem that also can increase the convergence time that aggregated links is recovered。
In first aspect, embodiments providing a kind of aggregated links restoration methods, described method is applied on the main equipment in aggregation group, including:
Obtain aggregated links and recover message；
Recovering message according to described aggregated links and carry out polymerization selection, described polymerization obtains polymerization active members after selecting；
Start the first timer that the very first time value preset is corresponding, and described polymerization active members will be carried and the backup messages of the first system time is sent to from equipment, so that the described time difference calculating described the first system time and local second system time from equipment, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the described the first system time is the system time of main equipment, and the described second system time is the system time from equipment；
When the first timer arrival described default very first time is worth, described polymerization active members is sent to the datum plane of main equipment。
Wherein, described aggregated links recovery message is the aggregated links recovery message of main equipment or recovers message from the aggregated links of equipment。
Preferably, the very first time value preset is main equipment and jointly arranges from equipment。
In second aspect, embodiments provide a kind of aggregated links restoration methods, described method be applied in aggregation group from equipment, including:
Receiving the backup messages that main equipment sends, described backup messages carries polymerization active members and the first system time, and wherein, the described the first system time is the system time of main equipment；
Calculate the time difference of described the first system time and local second system time, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the second system time is the system time from equipment。
When second timer arrives the second time value, described polymerization active members is sent to the datum plane from equipment。
Above-mentioned time difference is the time value obtained after the second system time deducting the first system time；The very first time value that second time value is default deducts the time value that time difference obtains, and wherein, the very first time value preset is main equipment and jointly arranges from equipment。
It addition, described method also includes: before receiving the backup messages that main equipment sends, when recovering after breaking down from equipment place aggregated links, send aggregated links to main equipment and recover message。
In the third aspect, embodiments providing a kind of aggregated links recovery device, described device is applied on the main equipment in aggregation group, including:
Acquiring unit, is used for obtaining aggregated links and recovers message；
Polymerization selects unit, selects for carrying out polymerization according to described aggregated links recovery message, and described polymerization obtains being polymerized active members after selecting；
Start unit, the first timer corresponding for starting default very first time value, and described polymerization active members will be carried and the backup messages of the first system time is sent to from equipment, so that the described time difference calculating described the first system time and local second system time from equipment, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the described the first system time is the system time of main equipment, and the described second system time is the system time from equipment；
Transmitting element, for when the first timer arrival described default very first time is worth, being sent to the datum plane of main equipment by described polymerization active members。
Wherein, described aggregated links is recovered the aggregated links that message is main equipment and is recovered message or recover message from the aggregated links of equipment, and default very first time value is main equipment and jointly arranges from equipment。
In fourth aspect, embodiments provide a kind of aggregated links recovery device, described device be applied in aggregation group from equipment, including:
Receiving unit, for receiving the backup messages that main equipment sends, described backup messages carries polymerization active members and the first system time, and wherein, the described the first system time is the system time of main equipment；
Computing unit, for calculating the time difference of described the first system time and local second system time, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the second system time is the system time from equipment；
Transmitting element, when second timer arrives the second time value, is sent to the datum plane from equipment by described polymerization active members。
Wherein, before above-mentioned transmitting element is additionally operable to receive the backup messages that main equipment sends, when recovering after breaking down from equipment place aggregated links, send aggregated links to main equipment and recover message。
Application embodiment of the present invention main equipment obtains aggregated links and recovers message, recover message according to this aggregated links and carry out polymerization selection, described polymerization obtains polymerization active members after selecting, and start the first timer that the very first time value preset is corresponding, and by carry polymerization active members and the backup messages of the first system time be sent to from equipment, after receiving, from equipment, the backup messages that main equipment sends, calculate the time difference of the first system time and local second system time, the second time value is obtained according to this time difference and the very first time value preset, and start the second timer corresponding with this second time value, when first timer arrives the very first time value preset, polymerization active members is sent to the datum plane of main equipment, when second timer arrives the second time value, from equipment, polymerization active members is sent to the datum plane from equipment, owing to the second time value is calculated according to very first time value, while making first timer arrive very first time value, second timer also arrives at the second time value, it is thus possible to ensure main equipment and the system time synchronization from equipment, and error is only small, not only can accelerate the convergence rate that aggregated links is recovered, shorten the convergence time that aggregated links is recovered significantly, and this convergence time is highly stable。
Accompanying drawing explanation
Fig. 1 is the application scenarios schematic diagram that application embodiment of the present invention aggregated links is recovered；
Fig. 2 is an embodiment flow chart of aggregated links restoration methods of the present invention；
Fig. 3 is another embodiment flow chart of aggregated links restoration methods of the present invention；
Fig. 4 is the further embodiment flow chart of aggregated links restoration methods of the present invention；
Fig. 5 is a kind of hardware structure diagram of aggregated links restoration methods place of the present invention equipment；
Fig. 6 is an embodiment block diagram of aggregated links recovery device of the present invention；
Fig. 7 is another embodiment block diagram of aggregated links recovery device of the present invention。
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical scheme in the embodiment of the present invention, and it is understandable to enable the above-mentioned purpose of the embodiment of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, technical scheme in the embodiment of the present invention is described in further detail。
Referring to Fig. 1, for applying the application scenarios schematic diagram that embodiment of the present invention aggregated links is recovered:
Fig. 1 has illustrated the group-network construction of a kind of port trunking and equipment stacking。Wherein, stack equipment 11 includes main equipment 111 and from equipment 112, and this stack equipment 11 is polymerized with upstream device 12, and network traffics will share two subsets of stack equipment and main equipment 111 and from equipment 112。Wherein, the operation controlling plane is completed by main equipment 111, and carries out data surface forwarding from equipment 112 load traffic。If wherein link breaks down or when in stack equipment, one of them equipment breaks down in aggregated links, then network traffics will be sent on another equipment in stack equipment, thus the business that ensures is not by sustained interruption。When after above-mentioned Failure elimination, then needing to recover the aggregated links corresponding to described fault so that network traffics will be shared on two subsets of stack equipment again。
If break down from equipment 112 place link or break down from equipment 112 in aggregated links, then network traffics will be sent on the main equipment 111 in stack equipment, thus the business that ensures is not by sustained interruption。When after above-mentioned Failure elimination, then need to recover the link at main equipment 111 place so that network traffics will share on two subsets of stack equipment i.e. main equipment 111 and from equipment 112 again。
Equally, if main equipment 111 place link breaks down or when main equipment 111 breaks down in aggregated links, then network traffics will be sent in stack equipment from equipment 112, thus the business that ensures is not by sustained interruption。When after above-mentioned Failure elimination, then need to recover the link from equipment 112 place so that network traffics will share on two subsets of stack equipment i.e. main equipment 111 and from equipment 112 again。
Therefore, after above-mentioned Failure elimination, it is necessary to recover the aggregated links corresponding to described fault, this can cause the service disconnection of short time, and the time of this service disconnection is more short more good。But, under stacked environment, convergence time when this aggregated links is recovered depends primarily on main equipment and issues new polymerization active members and issue the time difference between new activity polymerization member from equipment。The present invention adopts main equipment and issues new polymerization active members from equipment and adopt designated time mode to complete, thus ensureing main equipment and the system time synchronization from equipment, and error is only small, not only can accelerate the convergence rate that aggregated links is recovered, shorten the convergence time that aggregated links is recovered significantly, and this convergence time is highly stable。
Below in conjunction with accompanying drawing, the embodiment of aggregated links restoration methods of the present invention is described in detail。
Referring to Fig. 2, for an embodiment flow chart of aggregated links restoration methods of the present invention, this embodiment main equipment side from aggregation group is described, and comprises the following steps:
Step 210: main equipment obtains aggregated links and recovers message。Wherein, aggregated links is recovered the aggregated links that message can be main equipment and is recovered message, it is also possible to be recover message from the aggregated links of equipment。
Specifically, if aggregated links recovers the aggregated links recovery message that message is main equipment, show that main equipment once broke down or the link at main equipment place once broke down, now main equipment recovers normal from above-mentioned fault, need to recover the link at main equipment place, and network traffics are shared again main equipment and from equipment。
If aggregated links recovery message is the aggregated links recovery message from equipment, show once to break down from equipment or once broke down from the link at equipment place, now from above-mentioned fault, recover normal from equipment, need to recover the link from equipment place, then can send link-recovery message to main equipment from equipment。
Step 220: main equipment recovers message according to the aggregated links obtained and carries out polymerization selection, and described polymerization obtains polymerization active members after selecting。
Specifically, if aggregated links recovers the aggregated links recovery message that message is main equipment, run polymerization and select logic to carry out polymerization selection, and obtain polymerization active members, this polymerization active members includes new polymerization active members, and this new polymerization active members is main equipment。
Specifically, if aggregated links recovery message is the aggregated links recovery message from equipment, runs polymerization and select logic to carry out being polymerized selection, and obtain polymerization active members, this polymerization active members includes new polymerization active members, and this new polymerization active members is from equipment。
Step 230: main equipment starts the first timer that the very first time value preset is corresponding, and it is sent to from equipment by carrying the polymerization active members that obtains and the backup messages of the first system time after polymerization selects, so that calculate the time difference of the first system time and local second system time from equipment, the second time value is obtained according to this time difference and the very first time value preset, and start the second timer corresponding with the second time value, wherein, the first system time is the system time T1 of main equipment, the namely present system time of main equipment, the second system time is the system time T2 from equipment, system time after namely receiving backup messages from equipment。Wherein, the very first time value preset can be main equipment and jointly arrange from equipment。
Specifically, the very first time value t1 preset can be that main equipment is set in advance according to practical situation, and by main equipment with jointly arrange its concrete time value from equipment。Such as, the very first time value preset is 1 second, then first timer timing is 1 second。Main equipment starts first timer, and the polymerization active members obtained after polymerization selection and the first system time are packaged into a backup messages, and is sent to this backup messages from equipment。After receive the backup messages that main equipment sends from equipment, calculate the time difference of the first system time and local second system time, the second time value t2 is obtained according to this time difference and the very first time value t1 preset, and start the second timer corresponding with this second time value, owing to the second time value t2 is calculated according to very first time value t1, it is thus possible to second timer also arrives at the second time value while ensureing first timer arrival very first time value, and error is only small。
It addition, this very first time value t1 preset can also directly be preset according to practical situation by main equipment, then this very first time value preset is encapsulated in backup messages, and is sent to from equipment so that from backup messages, obtain very first time value from equipment。
Step 240: when first timer arrives the very first time value preset, the polymerization active members that main equipment obtains after polymerization being selected is sent to the datum plane of main equipment。
Specifically, if the very first time value t1 preset is 1 second, then, when first timer arrives 1 second, the polymerization active members that main equipment obtains after polymerization being selected is sent to the datum plane of main equipment。
Referring to Fig. 3, for another embodiment flow chart of aggregated links restoration methods of the present invention, this embodiment being described from equipment side from aggregation group, comprise the following steps:
Step 310: receive the backup messages that main equipment sends from equipment, described backup messages carries polymerization active members and the first system time, and wherein, the first system time is the system time T1 of main equipment。
Step 320: calculate the time difference Δ t of the first system time T1 and local second system time T2 from equipment, the second time value t2 is obtained according to this time difference Δ t and the very first time value t1 preset, and start and described second timer corresponding for second time value t2, wherein, second system time T2 is the system time from equipment, namely from the system time that equipment is current。
Specifically, calculating the first system time T1 with shown in the calculating process such as formula (1) of the time difference Δ t of local second system time T2, this formula (1) is as follows:
Δ t=T2-T1 formula (1)
It addition, obtain shown in the calculating process such as formula (2) of the second time value t2 according to this time difference Δ t and the very first time value t1 preset, this formula (2) is as follows:
T2=t1-Δ t formula (2)
Wherein, the very first time value t1 preset can be that main equipment is set in advance according to practical situation, and by main equipment with jointly arrange its concrete time value from equipment。Such as, t1 is 1 second。
Additionally, this very first time value t1 preset can also directly be preset according to practical situation by main equipment, again this very first time value preset is encapsulated in backup messages, and is sent to from equipment so that from backup messages, obtain this very first time value t1 preset from equipment。
Step 330: when second timer arrives the second time value, is sent to the datum plane from equipment from equipment by the polymerization active members received from main equipment。
Preferably, when recovering after breaking down from equipment place aggregated links, aggregated links restoration methods of the present invention also includes: sent aggregated links before step 310 from equipment to main equipment and recovers message。This aggregated links is recovered message and is shown once to break down from equipment or once broke down from the link at equipment place, now recovers normal from above-mentioned fault from equipment, it is necessary to recover the link from equipment place。
Referring to Fig. 4, for the further embodiment flow chart of aggregated links restoration methods of the present invention, this embodiment is to recover from fault from equipment, and main equipment from aggregation group and being described from equipment both sides, comprises the following steps:
Step 410: send aggregated links from equipment to main equipment and recover message。
Step 420: main equipment is according to, after receiving aggregated links recovery message, running polymerization and select logic to carry out gravity treatment, obtain polymerization active members, and this polymerization active members is new polymerization active members。
Step 430: main equipment starts the intervalometer of 1 second, and present system time and the new polymerization active members of main equipment are packaged into a backup messages。Wherein, within 1 second, it is main equipment and jointly arranges from equipment。
Step 440: backup messages is sent to from equipment by main equipment。
Step 450: after the timer expiry of 1 second, new polymerization active members is handed down to the datum plane of main equipment by main equipment。
Step 460: receive backup messages from equipment, using the system time that the present system time from equipment deducts the main equipment backup messages to obtain interval is the t second, then starts the intervalometer of (1-t) second from equipment。
Step 470: when, after the timer expiry from (1-t) second of equipment, also new polymerization active members being handed down to the datum plane from equipment from equipment。
After above-mentioned steps 410 to step 470 process completes, aggregated links can reach new steady s tate。
Therefore, the aggregated links restoration methods that the embodiment of the present invention provides, based under stacked environment, ensure that main equipment and the system time from equipment are to synchronize, and error is only small, so it is possible not only to increase substantially the convergence time of polymerization, and convergence time is highly stable。Wherein, convergence time depends primarily on main equipment and the error from the time synchronized between equipment。
Corresponding with aforementioned polymeric link restoring method embodiment, present invention also offers the embodiment of aggregated links recovery device。
The embodiment of aggregated links recovery device provided by the invention can be applied in stack device。Device embodiment can be realized by software, it is also possible to is realized by the mode of hardware or software and hardware combining。Implemented in software for example, as the device on a logical meaning, it is that computer program instructions corresponding in nonvolatile memory is read to run in internal memory and formed by the processor by its place equipment。Say from hardware view; as shown in Figure 5; a kind of hardware structure diagram for aggregated links recovery device place of the present invention equipment; except the processor shown in Fig. 5, network interface, internal memory and nonvolatile memory; in embodiment, the equipment at device place generally can also include other hardware, such as the forwarding chip etc. of responsible process message；This equipment from hardware configuration is it is also possible that distributed equipment, it is possible to include multiple interface card, in order to carry out the extension of Message processing at hardware view。
Referring to Fig. 6, for an embodiment block diagram of aggregated links recovery device of the present invention。As it can be seen, this aggregated links recovery device is for performing Fig. 2 and Fig. 4 aggregated links restoration methods provided, and it is applied on the main equipment in aggregation group。Described device includes: acquiring unit 61, polymerization select unit 62, start unit 63 and transmitting element 64。
Acquiring unit 61 is used for obtaining aggregated links and recovers message。
Polymerization selects unit 62 to select for carrying out polymerization according to described aggregated links recovery message, and described polymerization obtains being polymerized active members after selecting, and this polymerization active members includes new polymerization active members。
Start unit 63 is for starting the first timer that default very first time value is corresponding, and described polymerization active members will be carried and the backup messages of the first system time is sent to from equipment, so that the described time difference calculating described the first system time and local second system time from equipment, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the described the first system time is the system time of main equipment, and the described second system time is the system time from equipment。
Transmitting element 64 for when the first timer arrival described default very first time is worth, being sent to the datum plane of main equipment by described polymerization active members。
Wherein, above-mentioned aggregated links is recovered the aggregated links that message can be main equipment and is recovered message, it is also possible to be recover message from the aggregated links of equipment。
It addition, the very first time value preset can be 1 second, it is also possible to be other time value。This time value can be arranged jointly by main equipment with from equipment。
Referring to Fig. 7, for another embodiment block diagram of aggregated links recovery device of the present invention。As it can be seen, this aggregated links recovery device is for performing Fig. 3 and Fig. 4 aggregated links restoration methods provided, and be applied in aggregation group from equipment。Described device includes: receive unit 71, computing unit 72 and transmitting element 73。
Receiving unit 71 for receiving the backup messages that main equipment sends, described backup messages carries polymerization active members and the first system time, and wherein, the described the first system time is the system time of main equipment。This polymerization active members includes new polymerization active members。
Computing unit 72 is for calculating the time difference of described the first system time and local second system time, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the second system time is the system time from equipment。
Wherein, the time value that above-mentioned time difference can obtain after deducting the first system time for the second system time；Second time value can be that the very first time value preset deducts the time value that described time difference obtains。
It addition, the very first time value preset is 1 second, it is also possible to be other time value。This time value can be arranged jointly by main equipment with from equipment。
Described polymerization active members, when second timer arrives the second time value, is sent to the datum plane from equipment by transmitting element 73。
Preferably, transmitting element 73 is additionally operable to when recovering after breaking down from equipment place aggregated links, sends aggregated links to main equipment and recovers message。
What in said apparatus, the function of unit and the process that realizes of effect specifically referred in said method corresponding step realizes process, does not repeat them here。
For device embodiment, owing to it corresponds essentially to embodiment of the method, so relevant part illustrates referring to the part of embodiment of the method。Device embodiment described above is merely schematic, the wherein said unit illustrated as separating component can be or may not be physically separate, the parts shown as unit can be or may not be physical location, namely may be located at a place, or can also be distributed on multiple NE。Some or all of module therein can be selected according to the actual needs to realize the purpose of the present invention program。Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement。
As seen from the above-described embodiment, aggregated links recovery device provided by the invention, main equipment can be adopted and issue new polymerization active members from equipment and adopt designated time mode to complete, thus ensureing main equipment and the system time synchronization from equipment, and error is only small, not only can accelerate the convergence rate that aggregated links is recovered, shorten the convergence time that aggregated links is recovered significantly, and this convergence time is highly stable。
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to other embodiment of the present invention。The application is intended to any modification of the present invention, purposes or adaptations, and these modification, purposes or adaptations are followed the general principle of the present invention and include the undocumented known general knowledge in the art of the present invention or conventional techniques means。Description and embodiments is considered only as exemplary, and the true scope of the present invention and spirit are pointed out by claim below。
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and various amendment and change can carried out without departing from the scope。The scope of the present invention is only limited by appended claim。
Claims (10)
1. an aggregated links restoration methods, it is characterised in that described method is applied on the main equipment in aggregation group, including:
Obtain aggregated links and recover message；
Recovering message according to described aggregated links and carry out polymerization selection, described polymerization obtains polymerization active members after selecting；
Start the first timer that the very first time value preset is corresponding, and described polymerization active members will be carried and the backup messages of the first system time is sent to from equipment, so that the described time difference calculating described the first system time and local second system time from equipment, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the described the first system time is the system time of main equipment, and the described second system time is the system time from equipment；
When the first timer arrival described default very first time is worth, described polymerization active members is sent to the datum plane of main equipment。
2. method according to claim 1, it is characterised in that described aggregated links is recovered the aggregated links that message is main equipment and recovered message or recover message from the aggregated links of equipment。
3. method according to claim 1 and 2, it is characterised in that described default very first time value is main equipment and jointly arranges from equipment。
4. an aggregated links restoration methods, it is characterised in that described method be applied in aggregation group from equipment, including:
Receiving the backup messages that main equipment sends, described backup messages carries polymerization active members and the first system time, and wherein, the described the first system time is the system time of main equipment；
Calculate the time difference of described the first system time and local second system time, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the second system time is the system time from equipment；
When second timer arrives the second time value, described polymerization active members is sent to the datum plane from equipment。
5. method according to claim 4, it is characterised in that described in receive main equipment send backup messages before, also include:
When recovering after breaking down from equipment place aggregated links, send aggregated links to main equipment and recover message。
6. the method according to claim 4 or 5, it is characterised in that described time difference is the time value obtained after the second system time deducting the first system time；The very first time value that described second time value is default deducts the time value that described time difference obtains, and wherein, described default very first time value is main equipment and jointly arranges from equipment。
7. an aggregated links recovery device, it is characterised in that described device is applied on the main equipment in aggregation group, including:
Acquiring unit, is used for obtaining aggregated links and recovers message；
Polymerization selects unit, selects for carrying out polymerization according to described aggregated links recovery message, and described polymerization obtains being polymerized active members after selecting；
Start unit, the first timer corresponding for starting default very first time value, and described polymerization active members will be carried and the backup messages of the first system time is sent to from equipment, so that the described time difference calculating described the first system time and local second system time from equipment, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the described the first system time is the system time of main equipment, and the described second system time is the system time from equipment；
Transmitting element, for when the first timer arrival described default very first time is worth, being sent to the datum plane of main equipment by described polymerization active members。
8. device according to claim 7, it is characterised in that described aggregated links is recovered the aggregated links that message is main equipment and recovered message or recover message from the aggregated links of equipment, and described default very first time value is main equipment and jointly arranges from equipment。
9. an aggregated links recovery device, it is characterised in that described device be applied in aggregation group from equipment, including:
Receiving unit, for receiving the backup messages that main equipment sends, described backup messages carries polymerization active members and the first system time, and wherein, the described the first system time is the system time of main equipment；
Computing unit, for calculating the time difference of described the first system time and local second system time, the second time value is obtained according to described time difference and the very first time value preset, and start the second timer corresponding with described second time value, wherein, the second system time is the system time from equipment；
Transmitting element, when second timer arrives the second time value, is sent to the datum plane from equipment by described polymerization active members。
10. device according to claim 9, it is characterised in that before described transmitting element is additionally operable to receive the backup messages that main equipment sends, when recovering after breaking down from equipment place aggregated links, sends aggregated links to main equipment and recovers message。
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107678764A (en) * | 2017-09-30 | 2018-02-09 | 杭州迪普科技股份有限公司 | A kind of method and device based on ISSU upgrading VSM systems |
| WO2018233450A1 (en) * | 2017-06-22 | 2018-12-27 | 中兴通讯股份有限公司 | Time conversion method and device, apparatus, storage medium, and processor |
| WO2019174454A1 (en) * | 2018-03-13 | 2019-09-19 | 中兴通讯股份有限公司 | Link recovery method and device, system, storage medium, and electronic device |
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| CN110278094A (en) * | 2018-03-13 | 2019-09-24 | 中兴通讯股份有限公司 | Link restoring method and device, system, storage medium, electronic device |
| CN110278094B (en) * | 2018-03-13 | 2022-09-27 | 中兴通讯股份有限公司 | Link recovery method, device, system, storage medium and electronic device |
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| CN105703933B (en) | 2019-03-15 |
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