CN109618332A - Automatic recovery method based on distributed base station system BBU equipment fault - Google Patents
Automatic recovery method based on distributed base station system BBU equipment fault Download PDFInfo
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- CN109618332A CN109618332A CN201811585023.8A CN201811585023A CN109618332A CN 109618332 A CN109618332 A CN 109618332A CN 201811585023 A CN201811585023 A CN 201811585023A CN 109618332 A CN109618332 A CN 109618332A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/30—Network data restoration; Network data reliability; Network data fault tolerance
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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Abstract
The invention discloses a kind of automatic recovery methods based on distributed base station system BBU equipment fault, can reconstruct the broadcast group of the distributed base station system after BBU equipment fault sends failure；Competitive Algorithms model is constructed, and can be exchanged into the RRU device of BBU equipment according to the Competitive Algorithms model orientation；Selected RRU device is switched to new BBU equipment by thread mode；Other RRU devices receive the broadcast of new BBU equipment, after repeatedly being shaken hands, completion is established application layer with new BBU equipment and is connect, and realizes the automatic recovery of distributed base station system, the broadcast group for reconstructing the distributed base station system is completed in 30s, it is shorter to influence the call duration time based on distributed base station system, Competitive Algorithms model construction is reasonable, restores fast, scheme is ingenious, it is easy to accomplish, it has a good application prospect.
Description
Technical field
The present invention relates to mobile communication equipment technical fields, and in particular to one kind is based on distributed base station system BBU equipment
The automatic recovery method of failure.
Background technique
Multi-service data distributed base station is the modern production that a new generation is covered with for completing network, and feature is mainly
It is connected while RF processing unit is separated with conventional macro base station baseband processing unit further through optical fiber.Currently with mobile logical
The fast development of news, the demand of business datum have obtained blowout increase, therefore, the demand of multi-service data distributed base station
Amount also greatly increases therewith.
In distributed base station system building process, safe and reliable communication environment is crucial.Currently, distributed base station system
In RRU device (Remote Radio Unit) and BBU equipment (baseband processing unit) between need to be connected with optical fiber.One BBU can
To support multiple RRU.Using BBU+RRU Multi channel, the in-door covering problem of large stadium can be well solved.
But in the distributed base station system course of work, after BBU equipment breaks down, how quickly and effectively
The suitable RRU device from multiple RRU(equipment be converted to BBU equipment, guarantee the distributed base station system normal reliable
Operation, is current problem to be solved.
Summary of the invention
It is existing the purpose of the present invention is overcoming, in the distributed base station system course of work, when BBU equipment breaks down
Afterwards, cannot repair in time has network communication interruption.It is of the invention based on distributed base station system BBU equipment fault
Automatic recovery method realizes the automatic recovery of distributed base station system, reconstructs the broadcast group of the distributed base station system in 30s
It completes, call duration time of the influence based on distributed base station system is shorter, and Competitive Algorithms model construction is reasonable, restores fast, scheme is skilful
It is wonderful, it is easy to accomplish, it has a good application prospect.
In order to achieve the above object, the technical scheme adopted by the invention is that:
A kind of automatic recovery method based on distributed base station system BBU equipment fault, includes the following steps,
Step (A) reconstructs the broadcast group of the distributed base station system after BBU equipment fault occurs for distributed base station system；
Step (B) constructs Competitive Algorithms model, and is set according to the RRU that the Competitive Algorithms model orientation can be exchanged into BBU equipment
It is standby；
Selected RRU device is switched to new BBU equipment by thread mode by step (C)；
Step (D), other RRU devices in the distributed base station system receive the broadcast of new BBU equipment, are repeatedly shaken hands
Afterwards, completion is established application layer with new BBU equipment and is connect, and realizes the automatic recovery of distributed base station system.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, step (A), reconstructs the distribution
The broadcast group information of each RRU device of formula base station system, includes the following steps,
(A1), after BBU equipment fault occurs for distributed base station system, all RRU devices start in the distributed base station system
Competition mechanism receives the broadcast message of other RRU devices sending；
(A2), the broadcast message that each RRU device is received according to a period judges and the RRU device that itself has optical fiber to connect
Quantity and corresponding port information realize the broadcast group for reconstructing the distributed base station system.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, (A2), each RRU device according to
The broadcast message that one period receives is 30s.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, step (B), building competition are calculated
Method model, and can be exchanged into according to the Competitive Algorithms model orientation RRU device of BBU equipment, include the following steps,
(B1), each RRU device sends competition broadcast message to other RRU devices in broadcast group；
(B2), RRU device all in broadcast group is traversed, the optical-fiber connection amount of each RRU device is compared, chooses optical-fiber connection
Measuring most RRU devices is RRU device to be competed；
(B3), being somebody's turn to do RRU device to be competed is that can be exchanged into the RRU device of BBU equipment.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, (B2) traverse institute in broadcast group
Some RRU devices, traversal mode is since the smallest RRU device of equipment id number.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, step (C), by what is be selected
RRU device is switched to new BBU equipment by thread mode, includes the following steps,
(C1), the process for BBU equipment fault occur is closed；
(C2), a thread is opened for selected RRU device, the work of BBU information initializing is completed to it；
(C3), after the completion of initialization, selected RRU device is switched to new BBU equipment, with wide in distribution of notifications formula base station system
Broadcast other all RRU devices for organizing it.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, (C2), for selected RRU
One thread of opening of device completes the work of BBU information initializing to it, including binds the port Socket again, and creation equipment is driven
Dynamic, configuration communication pattern.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, step (D), the distribution base
Other RRU devices in system of standing receive the broadcast of new BBU equipment, after carrying out three-way handshake, complete to answer with the foundation of new BBU equipment
It is connected with layer, realizes the automatic recovery of distributed base station system.
Automatic recovery method above-mentioned based on distributed base station system BBU equipment fault, (B2), quantity is identical if it exists
The most RRU device of most optical-fiber connection amounts, and select path near the RRU device of failure BBU equipment for wait compete
RRU device.
The beneficial effects of the present invention are: the automatic recovery side of the invention based on distributed base station system BBU equipment fault
Method can reconstruct the broadcast group of the distributed base station system after BBU equipment fault sends failure；
Competitive Algorithms model is constructed, and can be exchanged into the RRU device of BBU equipment according to the Competitive Algorithms model orientation；It will be chosen
In RRU device new BBU equipment is switched to by thread mode；Other RRU devices receive the broadcast of new BBU equipment, carry out more
It is secondary shake hands after, completion is established application layer with new BBU equipment and is connect, and realizes the automatic recovery of distributed base station system, this point of reconstruct
The broadcast group of cloth base station system is completed in 30s, and call duration time of the influence based on distributed base station system is shorter, Competitive Algorithms
Model construction is reasonable, restores fast, and scheme is ingenious, easy to accomplish, guarantees the good communication environment of distributed base station system, has good
Good application prospect.
Detailed description of the invention
Fig. 1 is the flow chart of the automatic recovery method of the invention based on distributed base station system BBU equipment fault.
Specific embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Figure 1, the automatic recovery method of the invention based on distributed base station system BBU equipment fault, feature
It is: includes the following steps,
Step (A) reconstructs the broadcast group of the distributed base station system after BBU equipment fault occurs for distributed base station system, including
Following steps,
(A1), after BBU equipment fault occurs for distributed base station system, all RRU devices start in the distributed base station system
Competition mechanism receives the broadcast message of other RRU devices sending；
(A2), the broadcast message that each RRU device is received according to a period judges and the RRU device that itself has optical fiber to connect
Quantity and corresponding port information realize the broadcast group for reconstructing the distributed base station system, and each RRU device is according to a time
The broadcast message that section receives is 30s, and the time, short response was fast, can fast implement reconstruct broadcast group；
Step (B) constructs Competitive Algorithms model, and is set according to the RRU that the Competitive Algorithms model orientation can be exchanged into BBU equipment
It is standby, include the following steps,
(B1), each RRU device sends competition broadcast message to other RRU devices in broadcast group；
(B2), RRU device all in broadcast group is traversed, the optical-fiber connection amount of each RRU device is compared, chooses optical-fiber connection
Measuring most RRU devices is RRU device to be competed, and traversal mode counts if it exists since the smallest RRU device of equipment id number
Measure the most RRU device of identical most optical-fiber connection amounts, and select path near failure BBU equipment RRU device for
RRU device to be competed, position near failure BBU equipment RRU device, in addition to connection quantity more than importance for, moreover it is possible to
Failure BBU equipment can be most substituted, in terms of BBU equipment selection, in broadcast group middle position, the distributed base station system of foundation
It is best to communicate reliability；
(B3), being somebody's turn to do RRU device to be competed is that can be exchanged into the RRU device of BBU equipment；
Selected RRU device is switched to new BBU equipment by thread mode, included the following steps by step (C),
(C1), the process for BBU equipment fault occur is closed；
(C2), a thread is opened for selected RRU device, BBU information initializing is completed to it and is worked, initial work,
Including binding the port Socket, creation device drives, configuration communication pattern again；
(C3), after the completion of initialization, selected RRU device is switched to new BBU equipment, with wide in distribution of notifications formula base station system
Broadcast other all RRU devices for organizing it；
Step (D), other RRU devices in the distributed base station system receive the broadcast of new BBU equipment, are repeatedly shaken hands
Afterwards, it may be selected three times, completion is established application layer with new BBU equipment and connect, and realizes the automatic recovery of distributed base station system.
In conclusion the automatic recovery method of the invention based on distributed base station system BBU equipment fault, Neng Gou
After BBU equipment fault sends failure, the broadcast group of the distributed base station system is reconstructed；Competitive Algorithms model is constructed, and according to this
Competitive Algorithms model orientation can be exchanged into the RRU device of BBU equipment；Selected RRU device is switched to by thread mode
New BBU equipment；Other RRU devices receive the broadcast of new BBU equipment, after repeatedly being shaken hands, complete to answer with the foundation of new BBU equipment
It is connected with layer, realizes the automatic recovery of distributed base station system, the broadcast group for reconstructing the distributed base station system is complete in 30s
At, call duration time of the influence based on distributed base station system is shorter, and Competitive Algorithms model construction is reasonable, restores fast, and scheme is ingenious,
It is easy to accomplish, it has a good application prospect.
Basic principles and main features and advantage of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (9)
1. the automatic recovery method based on distributed base station system BBU equipment fault, it is characterised in that: include the following steps,
Step (A) reconstructs the broadcast group of the distributed base station system after BBU equipment fault occurs for distributed base station system；
Step (B) constructs Competitive Algorithms model, and is set according to the RRU that the Competitive Algorithms model orientation can be exchanged into BBU equipment
It is standby；
Selected RRU device is switched to new BBU equipment by thread mode by step (C)；
Step (D), other RRU devices in the distributed base station system receive the broadcast of new BBU equipment, are repeatedly shaken hands
Afterwards, completion is established application layer with new BBU equipment and is connect, and realizes the automatic recovery of distributed base station system.
2. the automatic recovery method according to claim 1 based on distributed base station system BBU equipment fault, feature exist
In: step (A) reconstructs the broadcast group information of each RRU device of the distributed base station system, includes the following steps,
(A1), after BBU equipment fault occurs for distributed base station system, all RRU devices start in the distributed base station system
Competition mechanism receives the broadcast message of other RRU devices sending；
(A2), the broadcast message that each RRU device is received according to a period judges and the RRU device that itself has optical fiber to connect
Quantity and corresponding port information realize the broadcast group for reconstructing the distributed base station system.
3. the automatic recovery method according to claim 2 based on distributed base station system BBU equipment fault, feature exist
In: (A2), each RRU device are 30s according to the broadcast message that a period receives.
4. the automatic recovery method according to claim 1 based on distributed base station system BBU equipment fault, feature exist
In: step (B) constructs Competitive Algorithms model, and can be exchanged into the RRU device of BBU equipment according to the Competitive Algorithms model orientation,
Include the following steps,
(B1), each RRU device sends competition broadcast message to other RRU devices in broadcast group；
(B2), RRU device all in broadcast group is traversed, the optical-fiber connection amount of each RRU device is compared, chooses optical-fiber connection
Measuring most RRU devices is RRU device to be competed；
(B3), being somebody's turn to do RRU device to be competed is that can be exchanged into the RRU device of BBU equipment.
5. the automatic recovery method according to claim 4 based on distributed base station system BBU equipment fault, feature exist
In: (B2) traverses RRU device all in broadcast group, and traversal mode is since the smallest RRU device of equipment id number.
6. the automatic recovery method according to claim 1 based on distributed base station system BBU equipment fault, feature exist
In: selected RRU device is switched to new BBU equipment by thread mode, included the following steps by step (C),
(C1), the process for BBU equipment fault occur is closed；
(C2), a thread is opened for selected RRU device, the work of BBU information initializing is completed to it；
(C3), after the completion of initialization, selected RRU device is switched to new BBU equipment, with wide in distribution of notifications formula base station system
Broadcast other all RRU devices for organizing it.
7. the automatic recovery method according to claim 6 based on distributed base station system BBU equipment fault, feature exist
In: (C2) opens a thread for selected RRU device, the work of BBU information initializing is completed to it, including bind again
The port Socket, creation device drives, configuration communication pattern.
8. the automatic recovery method according to claim 1 based on distributed base station system BBU equipment fault, feature exist
The broadcast of new BBU equipment is received in other RRU devices in step (D), the distributed base station system, after carrying out three-way handshake,
Completion is established application layer with new BBU equipment and is connect, and realizes the automatic recovery of distributed base station system.
9. the automatic recovery method according to claim 1 based on distributed base station system BBU equipment fault, feature exist
In (B2), the identical most optical-fiber connection amounts of quantity most RRU device if it exists, and select path near failure BBU
The RRU device of equipment is RRU device to be competed.
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| CN201811585023.8A CN109618332A (en) | 2018-12-24 | 2018-12-24 | Automatic recovery method based on distributed base station system BBU equipment fault |
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Cited By (1)
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Application publication date: 20190412 |