CN101834746A - Method, device and system for implementing compatibility of network management device and equipment veneer - Google Patents
Method, device and system for implementing compatibility of network management device and equipment veneer Download PDFInfo
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- CN101834746A CN101834746A CN201010183452A CN201010183452A CN101834746A CN 101834746 A CN101834746 A CN 101834746A CN 201010183452 A CN201010183452 A CN 201010183452A CN 201010183452 A CN201010183452 A CN 201010183452A CN 101834746 A CN101834746 A CN 101834746A
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Abstract
The invention discloses a method, a device and a system for implementing compatibility of a network management device and an equipment veneer for improving the compatibility of a system and improving the availability of equipment. The method comprises that: when determining that software or/and hardware running environment is changed, the network management device generates theory compatible message; the network management device transmits the theory compatible message to the local administered equipment veneer, and receives the resolved message returned by the equipment veneer; and when acquiring that the equipment veneer accurately resolves the received theory compatible message according to the resolved message, the network management device determines the compatibility of the network management device and the equipment veneer. Therefore, the method can avoid the trouble brought by manually upgrading (degrading) the network management software or updating the program of the equipment veneer when the compatibility problem occurs every time, reduces the risk, improves the compatibility of the system, and improves the availability of the equipment. The invention also discloses the network management device and the system for implementing the compatibility of the network management device and the equipment veneer.
Description
Technical field
The present invention relates to optical communication field, particularly a kind of network management device and equipment veneer of making realized compatible method, Apparatus and system.
Background technology
In optical communication field, in the operation maintenance process of transmission equipment, be subjected to as influence of various factors such as equipment veneer faults, often need to change equipment veneer, sometimes the webmastering software of equipment veneer of Geng Huaning and current operation is incompatible, just needs the user to change the transient program of equipment veneer.
Simultaneously, also can appear at the upgrading webmastering software after, to the incompatible problem of equipment component veneer, just need webmastering software return the upgrading before version, seek new upgrading again.
Along with development of Communication Technique, the equipment network mode is complicated day by day flexibly, if when at every turn in the operation maintenance process of equipment, incompatibility problem occurring, the program of all need to upgrade manually (degradation) webmastering software or the veneer of updating the equipment, so just cumbersome, go wrong easily, reduce client's satisfaction, bring certain risk, because compatibility issue, the equipment that makes can't normally use, and has reduced the availability of equipment.
In sum, need seek a kind of network management device and equipment veneer of making and realize automatic compatibility method, can improve the compatibility of system, improve the availability of equipment, reduce and manually upgrade (degradation) webmastering software and change the risk that the equipment veneer transient program is brought.
Summary of the invention
The embodiment of the invention provides a kind of network management device and equipment veneer of making to realize compatible method, Apparatus and system, in order to improve the compatibility of system, reduce manually upgrading (degradation) webmastering software or the risk that monoboard programme brought of updating the equipment, improve the availability of equipment.
The concrete technical scheme that the embodiment of the invention provides is as follows:
A kind of network management device and equipment veneer of making realized compatible method, comprising:
Software determined by webmaster or/and hardware running environment when changing, and generative theory compatible message, described theory compatible message are used for equipment veneer is carried out compatibility test;
Described network management device issues the equipment veneer that described theory compatible message is given local administration, and receives the message after the parsing that described equipment veneer returns;
The message of described network management device after according to described parsing known when equipment veneer is correctly resolved the theory compatible message of reception, determines described network management device and equipment veneer compatibility.
A kind of network management device comprises:
Determination module is used for determining software or/and hardware running environment changes;
The message generation module is used for the generative theory compatible message, and described theory compatible message is used for equipment veneer is carried out compatibility test, and issues the equipment veneer that described theory compatible message is given local administration;
Compatible judge module is used to receive the message after the parsing that described equipment veneer returns, and according to the message after the described parsing, knows when whether equipment veneer correctly resolves the theory compatible message that receives, and determines described network management device and equipment veneer compatibility.
A kind of network management device and equipment veneer of making realized compatible system, comprising:
Network management device, be used for determining software or/and hardware running environment when changing, the generative theory compatible message, and issue described theory compatible message to local equipment veneer of administering, and receive message after the parsing that described equipment veneer returns, according to the message after the described parsing, know when equipment veneer is correctly resolved the theory compatible message of reception, determine described network management device and equipment veneer compatibility;
Equipment veneer is used for message after the parsing is resolved and replied to the theory compatible message that network management device issues.
Based on technique scheme, at network management device that adopts the various version webmastering software and the compatibling problem between the equipment veneer, the embodiment of the invention, network management device is handed down to equipment veneer by the generative theory compatible message and carries out compatibility test, make the theory compatible message of final generation can be compatible fully with equipment veneer, reach the purpose of automatic solution compatibility, the trouble of having avoided the program of upgrading (degradation) webmastering software manually or the veneer of updating the equipment to bring, reduced risk, improved the compatibility of system, the normal use of equipment when having guaranteed to solve compatibility issue has improved the availability of equipment.
Description of drawings
Fig. 1 realizes compatible system architecture diagram for making network management device and equipment veneer in the embodiment of the invention;
Fig. 2 is a network management device structure chart in the embodiment of the invention;
Fig. 3 is an equipment veneer structure chart in the embodiment of the invention;
Fig. 4 manages the flow chart that carries out compatible verification after software is installed for embodiment of the invention www.chinanews.com;
Fig. 5 makes network management device and equipment veneer realize compatible flow chart in the embodiment of the invention;
Fig. 6 is a method flow diagram of realizing highest version webmastering software and lowest version equipment veneer compatibility in the embodiment of the invention;
Fig. 7 is a method flow diagram of realizing lowest version webmastering software and lowest version equipment veneer compatibility in the embodiment of the invention.
Embodiment
In order to solve the network management device that adopts the various version webmastering software and the compatibility issue between the corresponding apparatus veneer, reduce manually upgrading (degradation) webmastering software or the risk that monoboard programme brought of updating the equipment, the compatibility of improvement system, the availability of raising equipment, in the embodiment of the invention, a kind of method of automatic solution compatibility issue is provided, this method is: after the installation of redaction webmastering software, generate the message deck watch, when compatibility issue occurring, repeatedly the generative theory compatible message is handed down to equipment veneer, carry out compatibility test, the final compatible message that is fit to that generates solves compatibility issue, reach the number of times of setting as the generative theory compatible message after, still can not solve compatibility issue, can be directly switch to the early version webmastering software,, solve compatibility issue according to the message form downward message of early version webmastering software.
For realizing technique scheme, in the embodiment of the invention, after being installed, the redaction webmastering software carries out compatible verification, needed data message when guaranteeing to solve compatibility issue, from realizing highest version webmastering software and lowest version equipment veneer compatibility, and realize lowest version webmastering software and compatible two aspects of highest version equipment veneer, reach and realize various version webmastering software and the compatible purpose of corresponding apparatus veneer.
Below in conjunction with accompanying drawing the preferred embodiment of the present invention is elaborated.
Consult shown in Figure 1ly, in the embodiment of the invention, mainly comprise network management device 10 and some equipment veneers 11 from compatible system, wherein,
Network management device 10, be used for determining software or/and hardware running environment when changing, the generative theory compatible message, and issue described theory compatible message to local equipment veneer 11 of administering, and receive message after the parsing that described equipment veneer 11 returns, according to the message after the described parsing, when knowing the theory compatible message of equipment veneer 11 correct parsing receptions, determine described network management device 10 and equipment veneer 11 compatibilities;
Equipment veneer 11 is used for message after the parsing is resolved and replied to the theory compatible message that network management device 10 issues.
Consult Fig. 2, in the embodiment of the invention, network management device 10 mainly comprises with lower module:
Determination module 100 is used for determining software or/and hardware running environment changes;
In the present embodiment, at definite software or/and hardware running environment when changing, determination module 100 also is used for the mode of operation of this locality is switched to compatibility mode, and announcement apparatus veneer 11 switches to compatibility mode synchronously with mode of operation, after compatibility test is finished, local mode of operation is switched to general mode, and announcement apparatus veneer 11 switches to general mode accordingly;
Compatible program module 101, be used for issuing interim compatible program according to the version of described equipment veneer 11, leave the temporary space of described equipment veneer 11 in, and indicating equipment veneer 11 is resolved the follow-up theory compatible message that receives based on described interim compatible program, and after determining described compatibility test success, indicate described equipment veneer 11 to remove described interim compatible program;
Message generation module 102 is used for the generative theory compatible message, and described theory compatible message is used for equipment veneer 11 is carried out compatibility test, and issues the equipment veneer that described theory compatible message is given local administration;
Wherein, if known the version information of described equipment veneer 11, then generate its corresponding theory compatible message according to this version information, if do not know the version information of described equipment veneer 11, then issue the core of local complete message, according to the core generation its corresponding theory compatible message of equipment veneer 11 complete message of returning to described equipment veneer 11.
Compatible judge module 103 is used to receive the message after the parsing that described equipment veneer 11 returns, and according to the message after the described parsing, when knowing that equipment veneer 11 is correct and resolving the theory compatible message that receives, determines described network management device 10 and equipment veneer 11 compatibilities;
Logger module 104 is used to write down operation each time, mainly is the result of each compatibility test, so that follow-up use.
Consult Fig. 3, in the embodiment of the invention, equipment veneer 11 mainly comprises with lower module:
Mode of operation handover module 110 after being used to receive the order of network management device 10, switches to compatibility mode with the functional module of needs, and temporarily locks the original function of this functional module, perhaps is used for compatibility mode is switched to general mode;
Buffer memory program module 111 is used for the interim compatible program that network management device 10 issues is placed on the temporary space of internal memory, and moves above-mentioned interim compatible program, after compatibility test is finished, more above-mentioned interim compatible program is deleted from internal memory;
Packet parsing module 112, be used to receive the theory compatible message that network management device 10 issues after, carry out packet parsing and will resolve after message reply to network management device 10;
Logger module 113 is used to write down operation each time, so that follow-up use.
Consult shown in Figure 4ly, in the embodiment of the invention, after network management device 10 was installed the redaction webmastering softwares, the detailed process that carries out compatible verification comprised:
Step 410: after the installation of redaction webmastering software, in first time during restore data, information and all devices single board edition and the message information of record early version webmastering software.
Step 420: according to the information of data recovered inquiry early version webmastering software, and directly from backup database, read the version information of all devices veneer, carry out the message comparison then on the backstage, inconsistent message is kept in the database, generate the message deck watch, use during in order to the appearance compatibility.
Step 430: when compatibility issue occurring, under compatibility mode, can switch to the early version webmastering software by the redaction webmastering software with this locality, the message mode downward message according to the early version webmastering software solves compatibility issue.
In the embodiment of the invention, equipment veneer is meant one or more equipment veneer.
Because webmastering software is installed or upgrading, perhaps equipment veneer 11 is changed, cause system software or/and hardware running environment change, the webmastering software downward message is given equipment veneer 11, the information explicit message that equipment veneer 11 returns issues failure, and be to issue failure, at this moment judge to have compatibility issue owing to message content is not inconsistent or reason such as message mistake causes message.
Based on above-mentioned principle, to consult shown in Figure 5ly, in the embodiment of the invention, network management device 10 realizes that the key step of webmastering softwares and equipment veneer 11 compatibilities comprises:
Step 510: mode of operation is switched to compatibility mode, and announcement apparatus veneer 11 switches to compatibility mode synchronously.
Step 520: network management device 10 generative theory compatible message comprise, according to the version information generative theory compatible message of the equipment veneer of storing 11, perhaps according to the simulation of the core in equipment veneer 11 complete message generative theory compatible message.
Described theory compatible message, the length and the structure that only need satisfy message are suitable, and must be to satisfy compatible message.
Wherein, described core generative theory compatible message according to the equipment veneer complete message, comprise, network management device with the core of webmastering software complete message as exploratory message, and be handed down to equipment veneer, after equipment veneer receives and is judged as exploratory message, the core of equipment veneer complete message is returned to network management device, network management device is according to the core of the said equipment veneer complete message that receives, learn the length and the structural information of equipment veneer complete message, simulate the generative theory compatible message again.
For example, the complete message length of webmastering software is 20bit, the core of complete message is 4bit, the complete message length of equipment veneer is 16bit, the core of complete message is 4bit, equipment veneer is handed down to as exploratory message in the 4bit core of webmastering software complete message, after equipment veneer receives and is judged as exploratory message, webmastering software is issued in the core of equipment veneer complete message, webmastering software is according to the core of the equipment veneer complete message that receives, learn the length and the structure of equipment veneer complete message, simulation generative theory compatible message.
Step 530: issue the above-mentioned theory compatible message and give corresponding apparatus veneer 11, and after waiting facilities veneer 11 resolves at the above-mentioned theory compatible message, return the message after the parsing.
Step 540: the message after the above-mentioned parsing of returning according to the said equipment veneer 11, whether judgment device veneer 11 receives the above-mentioned theory compatible message fully, if, then determine the compatibility test success, execution in step 560, otherwise, determine the compatibility test failure, execution in step 550.
Preferable, network management device 10 needs the result of the above-mentioned compatibility test of record, simultaneously, the result of above-mentioned compatibility test is returned to the user, the state of real-time prompting user compatibility test.
Step 550: after the existing complete message comparison of message after the above-mentioned parsing that equipment veneer 11 is returned and webmastering software, carry out the message structure reorganization, generate new theory compatible message, execution in step 530.
Preferable, when execution in step 540, network management device can be before carrying out the message comparison, repeatedly the message that returns according to equipment veneer determines whether equipment veneer can receive the above-mentioned theory compatible message, and when definite equipment veneer 11 can not receive the above-mentioned theory compatible message, carry out message comparison flow process again.Like this, can guarantee compatibility test result's accuracy, improve success rate.
Wherein, when surpassing setting threshold as if the number of times that regenerates theoretical compatible message, still incompatible, the redaction webmastering software of this locality is switched to the early version webmastering software, and according to the message mode downward message of early version webmastering software, if still incompatible, then carry out the alarm user, automatically compatible unsuccessful, need take manual type to carry out the program of network management upgrading (degradation) or replacing equipment veneer, to realize compatibility.
For example, after theory compatible message issues failure, message is compared after the parsing that the existing complete message of webmastering software and equipment veneer are returned, and existing complete message is 20bit, and the core is 6bit, and the message after the parsing of returning according to equipment veneer, learn that the equipment veneer message is 16bit, the core is 4bit, through the message structure reorganization, the existing complete message length of webmastering software is cut into 16bit, and the core is cut into 4bit.
Step 560: this test successful theory compatible message of network management device 10 records switches to general mode with the mode of operation of this locality and the mode of operation of equipment veneer 11.
In the practical application, the compatibling problem between the webmastering software of various version and the corresponding apparatus veneer mainly comprises: the compatibling problem of highest version webmastering software and lowest version equipment veneer, and the compatibling problem of lowest version webmastering software and highest version equipment veneer.
Below above-mentioned two kinds of situations are made introduction respectively.
Consult shown in Figure 6ly, realize that the detailed process of highest version webmastering software and lowest version equipment veneer compatibility comprises:
Step 610: network management device 10 switches to compatibility mode with the mode of operation of this locality, and announcement apparatus veneer 11 switches to compatibility mode synchronously.
Step 620: the version information of network management device 10 known the said equipment veneers 11, version generative theory compatible message according to equipment veneer 11, also can issue interim compatible program and give the said equipment veneer 11, and be placed on white space in the said equipment veneer 11 internal memories, and move above-mentioned interim compatible program, the original function program of temporary transient forbidding the said equipment veneer 11 is to solve compatibility issue better.
Wherein, the version information of network management device known device veneer if can directly obtain the message information of equipment veneer, at first adopts the message information of the equipment veneer that obtains to carry out compatibility test, as unsuccessful, again according to the version information generative theory compatible message of equipment veneer.
Step 630: network management device 10 issues the above-mentioned theory compatible message and gives the said equipment veneer 11, and under the above-mentioned interim compatible program of the said equipment veneer 11, handle, after resolving at the above-mentioned theory compatible message by the said equipment veneer 11, return the message after the parsing.
Step 640: network management device 10 is received the message after the said equipment veneer 11 is resolved, and whether judgment device veneer 11 receives the above-mentioned theory compatible message fully, if, then determine the compatibility test success, execution in step 660, otherwise, determine the compatibility test failure, execution in step 650.
Step 650: after the existing complete message comparison of message after the above-mentioned parsing that network management device 10 returns equipment veneer 11 and webmastering software, carry out the message structure reorganization, generates new theory compatible message, step 630 is gone in commentaries on classics.
Step 660: network management device 10 announcement apparatus veneers 11 are removed the compatible program of temporary areas, write down this test successful theory compatible message, and the mode of operation of local mode of operation and equipment veneer 11 is switched to general mode.
Be different from the foregoing description, consult shown in Figure 7ly, realize that the detailed process of lowest version webmastering software and highest version equipment veneer compatibility comprises:
Step 710: network management device 10 switches to compatibility mode with the mode of operation of this locality, and announcement apparatus veneer 11 switches to compatibility mode synchronously.
Step 720: the version of network management device 10 discovering device veneers 11 is Unknown Editions, generates the theory compatible message of simulation according to the core in equipment veneer 11 complete message.
Step 730: network management device 10 is handed down to equipment veneer 11 with the theory compatible message of above-mentioned simulation, and the theory compatible message that announcement apparatus veneer 11 this time issues is analog message, needs the theory compatible message of 11 pairs of these simulations of equipment veneer to resolve and answer.
Step 740: network management device 10 is received the message after the parsing that equipment veneer 11 answers, learn whether equipment veneer 11 receives the above-mentioned theory compatible message fully, judge the compatibility test result, if, then determine the compatibility test success, execution in step 760, otherwise, determine the compatibility test failure, execution in step 750.
Step 750: message and the existing complete message of webmastering software after network management device 10 is resolved the said equipment veneer 11 are compared, and simulation generates new theory compatible message, execution in step 730.
Step 760: this test successful theory compatible message of network management device 10 record switches to general mode with the mode of operation of local mode of operation and equipment veneer 11.
Based on the foregoing description, when solving compatibility issue, by to carrying out compatible verification after the installation of redaction webmastering software, read the information of all devices veneer of storing in the early version webmastering software backup database, the message of redaction webmastering software and the message of equipment veneer are compared, generate the message deck watch, when compatibility occurring, use this message deck watch, needed data message when guaranteeing to solve compatibility issue, simultaneously, can when running into compatibility issue, switch to the early version webmastering software, be handed down to equipment veneer according to old message mode, to solve compatibility issue.
When the compatibility issue of network management device that runs into employing various version webmastering software and equipment veneer, the embodiment of the invention, network management device is handed down to equipment veneer by the generative theory compatible message and carries out compatibility test, make the theory compatible message of final generation can be compatible fully with equipment veneer, (degradation) webmastering software or the monoboard programme of updating the equipment can not need to upgrade manually, automatically carry out the coupling of version, message, solve compatibility issue.The trouble of having avoided upgrading (degradation) webmastering software and the monoboard programme of updating the equipment to bring has reduced the risk of bringing thus, and the equipment in the operation that guaranteed can not promote the satisfaction of product owing to compatibility issue causes and can't use.
In sum, the embodiment of the invention has been improved the compatibility of system effectively, has improved the availability of equipment.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (13)
1. one kind makes network management device and equipment veneer realize compatible method, it is characterized in that, comprising:
Network management device determines software or/and hardware running environment when changing, and generative theory compatible message, described theory compatible message are used for equipment veneer is carried out compatibility test;
Described network management device issues the equipment veneer that described theory compatible message is given local administration, and receives the message after the parsing that described equipment veneer returns;
The message of described network management device after according to described parsing known when equipment veneer is correctly resolved the theory compatible message of reception, determines described network management device and equipment veneer compatibility.
2. the method for claim 1 is characterized in that, described network management device generates described theory compatible message, comprising:
If known the version information of described equipment veneer, then generate its corresponding theory compatible message according to this version information,
If do not know the version information of described equipment veneer, then issue the core of local complete message, according to the core generation its corresponding theory compatible message of the equipment veneer complete message of returning to described equipment veneer.
3. method as claimed in claim 1 or 2, it is characterized in that, the message of described network management device after according to described parsing, know when equipment veneer is not correctly resolved the theory compatible message that receives, according to set point number, regenerate new theory compatible message according to the message after the described parsing, and be handed down to described equipment veneer.
4. method as claimed in claim 3 is characterized in that, the message of described network management device after according to described parsing regenerates new theory compatible message, comprising:
After message after the described parsing and local complete message compared, carry out the message structure reorganization, and generate corresponding new theory compatible message according to the message after the reorganization.
5. method as claimed in claim 3, it is characterized in that, described network management device is determined software or/and hardware running environment changes to after webmastering software upgrades to redaction by early version, before the compatible message of generative theory, the relevant information of record early version webmastering software and the version and the message information of all devices veneer; And when the number of times of determining to regenerate theoretical compatible message surpasses setting threshold, the redaction webmastering software of this locality is switched to the early version webmastering software, and according to the message mode downward message of early version webmastering software.
6. method as claimed in claim 3 is characterized in that:
When described network management device is determined software or/and hardware running environment changes version for webmastering software is higher than the version of equipment veneer, before issuing described theory compatible message, also comprise: the version according to described equipment veneer issues interim compatible program, leave the temporary space of described equipment veneer in, and the indicating equipment veneer resolves the follow-up theory compatible message that receives based on described interim compatible program, and
After definite described network management device and equipment veneer compatibility, also comprise: indicate described equipment veneer to remove described interim compatible program.
7. a network management device is characterized in that, comprising:
Determination module is used for determining software or/and hardware running environment changes;
The message generation module is used for the generative theory compatible message, and described theory compatible message is used for equipment veneer is carried out compatibility test, and issues the equipment veneer that described theory compatible message is given local administration;
Compatible judge module is used to receive the message after the parsing that described equipment veneer returns, and according to the message after the described parsing, knows when equipment veneer is correctly resolved the theory compatible message of reception, determines described network management device and equipment veneer compatibility.
8. device as claimed in claim 7 is characterized in that, when described message generation module generates described theory compatible message, if known the version information of described equipment veneer, then generates its corresponding theory compatible message according to this version information; If do not know the version information of described equipment veneer, then issue the core of local complete message, according to the core generation its corresponding theory compatible message of the equipment veneer complete message of returning to described equipment veneer.
9. as claim 7 or 8 described devices, it is characterized in that, the message of described compatible judge module after according to described parsing, know when equipment veneer is not correctly resolved the theory compatible message that receives, according to set point number, message after notifying the message generation module according to described parsing regenerates new theory compatible message, and is handed down to described equipment veneer.
10. device as claimed in claim 9, it is characterized in that, when the message of described message generation module after according to described parsing regenerates new theory compatible message, after message after the described parsing and local complete message compared, carry out the message structure reorganization, and generate corresponding new theory compatible message according to the message after the reorganization.
11. device as claimed in claim 9, it is characterized in that, described determination module is determined software or/and hardware running environment changes to after webmastering software upgrades to redaction by early version, before the compatible message of message generation module generative theory, the relevant information of record early version webmastering software and the version and the message information of all devices veneer; When the number of times that described message generation module regenerates theoretical compatible message surpasses setting threshold, the redaction webmastering software of this locality is switched to the early version webmastering software, and according to the message mode downward message of early version webmastering software.
12. device as claimed in claim 9 is characterized in that, further comprises:
The compatible program module, be used for when described determination module is determined software or/and hardware running environment changes version for webmastering software is higher than the version of equipment veneer, before described message generation module issues described theory compatible message, version according to described equipment veneer issues interim compatible program, leave the temporary space of described equipment veneer in, and the indicating equipment veneer is resolved the follow-up theory compatible message that receives based on described interim compatible program, and after determining described compatibility test success, indicate described equipment veneer to remove described interim compatible program.
13. one kind makes network management device and equipment veneer realize compatible system, it is characterized in that, comprising:
Network management device, be used for determining software or/and hardware running environment when changing, the generative theory compatible message, and issue described theory compatible message to local equipment veneer of administering, and receive message after the parsing that described equipment veneer returns, according to the message after the described parsing, know when equipment veneer is correctly resolved the theory compatible message of reception, determine described network management device and equipment veneer compatibility;
Equipment veneer is used for message after the parsing is resolved and replied to the theory compatible message that network management device issues.
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| CN201010183452.XA CN101834746B (en) | 2010-05-24 | 2010-05-24 | Method, device and system for implementing compatibility of network management device and equipment veneer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102147804A (en) * | 2011-01-26 | 2011-08-10 | 华为数字技术有限公司 | Method and device for managing file of network equipment |
| CN102147804B (en) * | 2011-01-26 | 2014-10-08 | 北京华为数字技术有限公司 | Method and device for managing file of network equipment |
| CN102855181A (en) * | 2011-07-01 | 2013-01-02 | 腾讯科技（深圳）有限公司 | Software repairing method and system |
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