CN106789150A - A kind of network fault detecting method and device - Google Patents
A kind of network fault detecting method and device Download PDFInfo
- Publication number
- CN106789150A CN106789150A CN201611032053.7A CN201611032053A CN106789150A CN 106789150 A CN106789150 A CN 106789150A CN 201611032053 A CN201611032053 A CN 201611032053A CN 106789150 A CN106789150 A CN 106789150A
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- client
- access
- address
- access path
- monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0677—Localisation of faults
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
Abstract
The embodiment of the invention discloses a kind of network fault detecting method and device, determine the first access path by the way that multiple clients to be detected are together in series, and set up the first corresponding temporary link, multiple clients to be detected are accessed by the first temporary link and the first access path successively, so that it is determined that communication network between client or two adjacent clients whether failure, solve have between server and server in the prior art heterogeneous networks divide cause the server must be accessed by access server where network in client, access path is single, access speed is slow, and can not accomplish by a client go detect heterogeneous networks divide another client whether the technical problem of failure.
Description
Technical field
The present invention relates to network monitoring field, more particularly to a kind of network fault detecting method and device.
Background technology
With developing rapidly for internet, the use of internet is more and more universal, and network and internet not only turn into enterprise
Internal communication bridge, is also enterprise and the outside critical piping for carrying out all kinds of business contacts.Network monitoring, is directed to LAN
Interior computer is monitored and is controlled that network monitoring product is broadly divided into two kinds of monitoring software and monitoring hardware.
Existing Network Monitoring Technology is divided into actively crawl and passive collection monitoring data.When one client of active detecting
Whether failure when, due in the system of many enterprises, there are different security strategies between each system, each system
In all comprising many servers, there are heterogeneous networks to divide between server and server, so must be by access server
To access the client in the network where the server, only access path is single, access speed is slow, and can not accomplish by one
Individual client go detect heterogeneous networks divide another client whether failure.
The content of the invention
A kind of network fault detecting method and device are the embodiment of the invention provides, by by multiple client strings to be detected
Connection gets up to determine the first access path, and sets up the first corresponding temporary link, is accessed by the first temporary link and first
Path accesses multiple clients to be detected successively, so that it is determined that the communication network between client or two adjacent clients whether
Failure, solve have between server and server in the prior art heterogeneous networks divide cause must be by access server
To access, the client in the network where the server, access path be single, access speed is slow, and can not accomplish by one
Client go detect heterogeneous networks divide another client whether the technical problem of failure.
A kind of network fault detecting method is the embodiment of the invention provides, including：
IP address according at least two preset clients determines first access path and is accessed described first
First client in path is objective using last client in first access path as target as monitoring client
Family end；
Corresponding first temporary link is set up according to first access path；
By the monitoring client, by first temporary link, preset access rights and the target customer
The IP address at end captures the target information in the destination client, and is back to the monitoring client step by step, and then failure is entered
Row is preliminary to be judged, if the monitoring client captures the target information not successfully, the next stage visitor of the client finally having access to
Communication network failure between family end hardware fault or the last client having access to and the next stage client, if
The monitoring client successfully captures the target information, then adjacent visitor at least two client and first access path
Communication network fault-free between the end of family, next stage client refers in first access path, to be arranged according to access order
Row, come the client behind the last client having access to.
Alternatively,
By the monitoring client, by first temporary link, preset access rights and the target visitor
The IP address at family end captures the target information in the destination client, and is back to the monitoring client step by step, then to failure
Tentatively judged, if the monitoring client captures the target information not successfully, the next stage of the client finally having access to
Communication network failure between client hardware failure or the last client having access to and the next stage client,
If the monitoring client successfully captures the target information, adjacent at least two client and first access path
Also include after communication network fault-free between client：
If the monitoring client captures the target information not successfully, comprising the next stage client is redefined
Two access path simultaneously set up corresponding second temporary link according to second access path, are grabbed by second temporary link
The target information of destination client in second access path is taken, then failure is determined whether, if successfully capturing
To the target information of destination client in second access path, the then institute finally being had access to by first temporary link
State the communication network failure between client and the next stage client.
Alternatively,
Also include while the monitoring client is back to step by step：
First temporary link is discharged step by step.
Alternatively,
By the monitoring client, by first temporary link, preset access rights and the target customer
The IP address at end captures the target information in the destination client, and is back to the monitoring client step by step and specifically includes：
By the monitoring client, by first temporary link, preset access rights, access client is simultaneously step by step
Compare the IP address of the IP address of the destination client and the client of current accessed, if the IP of the destination client
Address is identical with the IP address of the client of current accessed, then capture target information in the destination client and step by step
The monitoring client is back to, if the IP address of the destination client is different with the IP address of the client, is continued step by step
Access the client.
Alternatively,
First access path is being determined according to the IP address of at least two preset clients and is being visited described first
First client asked the way in footpath as monitoring client, using last client in first access path as target
Include before client：
Access rights of customizing messages between client are set and acquisition needs at least two clients of fault detect
IP address.
A kind of Network Fault Detection device is the embodiment of the invention provides, including：
Access path determining unit, for determining that described first accesses according to the IP address of at least two preset clients
Path and using first client in first access path as monitoring client, will be last in first access path
One client is used as destination client；
Temporary link sets up unit, for setting up corresponding first temporary link according to first access path；
The preliminary judging unit of failure, for by the monitoring client, by first temporary link, preset access
The IP address of authority and the destination client captures the target information in the destination client, and is back to step by step described
Monitoring client, is then tentatively judged failure, if the monitoring client captures the target information not successfully, is finally had access to
Client next stage client hardware failure or the last client and the next stage client having access to it
Between communication network failure, if the monitoring client successfully captures the target information, at least two client and described
Communication network fault-free in first access path between adjacent clients.
Alternatively,
The Network Fault Detection device also includes：
Failure determines whether unit, for capturing the target information not successfully when the monitoring client, redefines bag
The second access path containing the next stage client simultaneously sets up corresponding second temporary link according to second access path,
The target information of destination client in second access path is captured by second temporary link, then failure is carried out
Determine whether, if successfully grabbing the target information of destination client in second access path, by described first
Communication network failure between the client that temporary link finally has access to and the next stage client.
Alternatively,
The preliminary judging unit of failure includes：
Link releasing unit, for discharging the described first interim chain step by step while the monitoring client is back to step by step
Road.
Alternatively,
The preliminary judging unit of failure also includes：
Information scratching subelement, for by the monitoring client, by first temporary link, preset access right
The IP address and the IP address of the client of access client step by step and relatively more described destination client are limited, if the target is objective
The IP address at family end is identical with the IP address of the client, then capture the target information in the destination client and return step by step
The monitoring client is back to, if the IP address of the destination client is different with the IP address of the client, continues to visit step by step
Ask the client.
Alternatively,
The Network Fault Detection device also includes：
Initialization unit, for setting between client the access rights of customizing messages and acquisition needs fault detect extremely
Few two IP address of client.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：
1st, it is together in series the first access path of determination by by multiple clients to be detected, and sets up corresponding first and face
When link, multiple clients to be detected are accessed by the first temporary link and the first access path successively, so that it is determined that client
Or the communication network between two adjacent clients whether failure, solve has not between server and server in the prior art
With network divide cause the server must be accessed by access server where network in client, access path
Single, access speed is slow, and can not accomplish to go to detect whether is another client that heterogeneous networks divide by a client
The technical problem of failure.
2nd, can not only break heterogeneous networks and divide detection client failure, and can disposably detect multiple clients
End, quickly positions faulty client, and convenient and swift, temporary link discharges step by step after crawl information, legacy network is not changed and is drawn
Point.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
Fig. 1 is that a kind of flow chart of one embodiment of network fault detecting method provided in an embodiment of the present invention is illustrated
Figure；
Fig. 2 is that a kind of flow chart of another embodiment of network fault detecting method provided in an embodiment of the present invention is illustrated
Figure；
Fig. 3 is a kind of structural representation of one embodiment of Network Fault Detection device provided in an embodiment of the present invention；
Fig. 4 is a kind of structural representation of another embodiment of Network Fault Detection device provided in an embodiment of the present invention
Figure.
Specific embodiment
A kind of network fault detecting method and device are the embodiment of the invention provides, by by multiple client strings to be detected
Connection gets up to determine the first access path, and sets up the first corresponding temporary link, is accessed by the first temporary link and first
Path accesses multiple clients to be detected successively, so that it is determined that the communication network between client or two adjacent clients whether
Failure, solve have between server and server in the prior art heterogeneous networks divide cause must be by access server
To access, the client in the network where the server, access path be single, access speed is slow, and can not accomplish by one
Client go detect heterogeneous networks divide another client whether the technical problem of failure.
To enable that goal of the invention of the invention, feature, advantage are more obvious and understandable, below in conjunction with the present invention
Accompanying drawing in embodiment, is clearly and completely described, it is clear that disclosed below to the technical scheme in the embodiment of the present invention
Embodiment be only a part of embodiment of the invention, and not all embodiment.Based on the embodiment in the present invention, this area
All other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to protection of the present invention
Scope.
Fig. 1 is referred to, a kind of one embodiment of network fault detecting method is the embodiment of the invention provides, including：
101, the IP address according at least two preset clients determines the first access path and by the first access path
In first client as monitoring client, using last client in the first access path as destination client；
In embodiments of the present invention, it is necessary first to which the IP address according at least two preset clients determines the first access
Path and using first client in the first access path as monitoring client, by last client in the first access path
End is as destination client, it is necessary to explanation, client here can be that identical network is divided, or different nets
What network was divided.
102, corresponding first temporary link is set up according to the first access path；
In embodiments of the present invention, the first access path is being determined simultaneously according to the IP address of at least two preset clients
Using first client in the first access path as monitoring client, using last client in the first access path as
Also need to set up corresponding first temporary link according to the first access path after destination client.
103, by monitoring client, by the IP of the first temporary link, preset access rights and destination client ground
Target information in the crawl destination client of location, and monitoring client is back to step by step, then failure is tentatively judged, if monitoring
The failed crawl target information in end, then the next stage client hardware failure of the client finally having access to or finally have access to
Client and next stage client between communication network failure, if monitoring client successfully captures target information, at least two
Communication network fault-free in client and the first access path between adjacent clients.
In embodiments of the present invention, after corresponding first temporary link is set up according to the first access path, in addition it is also necessary to
By monitoring client, target visitor is captured by the IP address of the first temporary link, preset access rights and destination client
Target information in the end of family, and monitoring client is back to step by step, then failure is tentatively judged, if monitoring client is captured not successfully
Target information, then the next stage client hardware failure of the client finally having access to or the last client having access to are with
Communication network failure between L 1 customer end, if monitoring client successfully captures target information, at least two clients and first
Communication network fault-free in access path between adjacent clients, next stage client refers in the first access path, to press
According to access order arrangement, the client behind the last client having access to is come.
Fig. 2 is referred to, a kind of another embodiment of network fault detecting method is the embodiment of the invention provides, including：
201, the access rights of customizing messages are set between client and acquisition needs at least two clients of fault detect
The IP address at end；
In the embodiment of the present invention, it is necessary first to the access rights of customizing messages are set between client and acquisition needs failure
The IP address of at least two clients of detection, it is necessary to explanation, where client here is server and server
The general designation of other clients in network, can identical network divide, or heterogeneous networks divide；Access rights are
The a few access rights of information that monitoring content includes, without regard to other security informations in client, thus not
The safety at existing client end can be changed.
202, the IP address according at least two preset clients determines the first access path and by the first access path
In first client as monitoring client, using last client in the first access path as destination client；
In the embodiment of the present invention, set client between customizing messages access rights and obtain need fault detect
Also need to determine the first access according to the IP address of at least two preset clients after the IP address of at least two clients
Path and using first client in the first access path as monitoring client, by last client in the first access path
End is used as destination client.
203, corresponding first temporary link is set up according to the first access path；
In the embodiment of the present invention, the first access path is being determined according to the IP address of at least two preset clients and is being incited somebody to action
First client in first access path as monitoring client, using last client in the first access path as mesh
After mark client, in addition it is also necessary to set up corresponding first temporary link according to the first access path.
204, by monitoring client, access client and compared step by step by the first temporary link, preset access rights
The IP address of the IP address of destination client and the client of current accessed, if the IP address of destination client and current accessed
The IP address of client is identical, then capture the target information in destination client and be back to monitoring client step by step, if target customer
The IP address at end is different with the IP address of client, then continue access client step by step, the first temporary link is discharged step by step, then
Failure is tentatively judged, if monitoring client captures target information not successfully, the next stage visitor of the client finally having access to
Communication network failure between family end hardware fault or the last client having access to and next stage client, if monitoring client into
Work(captures target information, then the communication network at least two clients and the first access path between adjacent clients is without reason
Barrier；
In the embodiment of the present invention, also include by supervising after corresponding first temporary link is set up according to the first access path
Control end starts, by the IP ground of the first temporary link, preset access rights access client and comparison object client step by step
Location and the IP address of client, if the IP address of destination client is identical with the IP address of client, i.e., current accessed is described
Client is destination client, then capture the target information in destination client and be back to monitoring client step by step, if target customer
The IP address at end is different with the IP address of client, then continue access client step by step, the first temporary link is discharged step by step, then
Failure is tentatively judged, if monitoring client captures target information not successfully, the next stage visitor of the client finally having access to
Communication network failure between family end hardware fault or the last client having access to and next stage client, if monitoring client into
Work(captures target information, then the communication network at least two clients and the first access path between adjacent clients is without reason
Barrier, next stage client refers in the first access path, to be arranged according to access order, after coming the last client having access to
The client in face.
205, if monitoring client captures target information not successfully, redefine the second access road comprising next stage client
Corresponding second temporary link is simultaneously set up in footpath according to the second access path, by the second temporary link the second access path of crawl
The target information of destination client, then determines whether to failure, if successfully grabbing target in the second access path
The target information of client, the then communication between the client finally being had access to by the first temporary link and next stage client
Network failure；
In the embodiment of the present invention, by monitoring client, accessed step by step by the first temporary link, preset access rights
The IP address and the IP address of client of client and comparison object client, if the IP address of destination client and client
IP address is identical, then capture the target information in destination client and be back to monitoring client step by step, if the IP ground of destination client
Location is different with the IP address of client, then continue access client step by step, and the first temporary link is discharged step by step, and then failure is entered
Row is preliminary to be judged, if monitoring client captures target information not successfully, the next stage client hardware of the client finally having access to
Communication network failure between failure or the last client having access to and next stage client, if monitoring client successfully captures mesh
Mark information, then also need after the communication network fault-free at least two clients and the first access path between adjacent clients
If wanting monitoring client to capture target information not successfully, the second access path comprising next stage client is redefined and according to the
Two access path set up corresponding second temporary link, by destination client in the second temporary link the second access path of crawl
Target information, then failure is determined whether, if successfully grabbing the mesh of destination client in the second access path
Mark information, the then communication network failure between the client finally being had access to by the first temporary link and next stage client；
It should be noted that redefining the process and the first access path of the second access path and the second temporary link
It is identical with the determination process of the first temporary link, during being determined whether to failure, if successfully grabbing
The target information of destination client in second access path, then the client finally being had access to by the first temporary link with it is next
Communication network failure between level client, if the failed target information for grabbing destination client in the second access path,
Not can determine that then be communication network between the client and next stage client finally being had access to by the first temporary link therefore
Barrier or the next stage client hardware failure by the last client having access to of the first temporary link, in addition it is also necessary to continue to set up
New access path and temporary link repeat abovementioned steps, and this is the first access path and the second access road in order to avoid setting up
All there is the presence of this contingency of communication network failure in footpath, cause to be mistakenly considered client hardware failure.
Fig. 3 is referred to, a kind of one embodiment of Network Fault Detection device is the embodiment of the invention provides, including：
Access path determining unit 301, for determining the first access according to the IP address of at least two preset clients
Path and using first client in the first access path as monitoring client, by last client in the first access path
End is used as destination client；
Temporary link sets up unit 302, for setting up corresponding first temporary link according to the first access path；
The preliminary judging unit 303 of failure, for by monitoring client, by the first temporary link, preset access rights
And the target information in the IP address crawl destination client of destination client, and monitoring client is back to step by step, then pair event
Barrier is tentatively judged, if monitoring client captures target information not successfully, the next stage client of the client finally having access to
Communication network failure between hardware fault or the last client having access to and next stage client, if monitoring client is successfully grabbed
Target information is taken, then the communication network fault-free at least two clients and the first access path between adjacent clients.
Fig. 4 is referred to, a kind of another embodiment of Network Fault Detection device is the embodiment of the invention provides, including：
Initialization unit 401, for setting between client the access rights of customizing messages and acquisition needs fault detect
At least two clients IP address.
Access path determining unit 402, for determining the first access according to the IP address of at least two preset clients
Path and using first client in the first access path as monitoring client, by last client in the first access path
End is used as destination client；
Temporary link sets up unit 403, for setting up corresponding first temporary link according to the first access path；
The preliminary judging unit 404 of failure, for by monitoring client, by the first temporary link, preset access rights
And the target information in the IP address crawl destination client of destination client, and monitoring client is back to step by step, then pair event
Barrier is tentatively judged, if monitoring client captures target information not successfully, the next stage client of the client finally having access to
Communication network failure between hardware fault or the last client having access to and next stage client, if monitoring client is successfully grabbed
Target information is taken, then the communication network fault-free at least two clients and the first access path between adjacent clients.
Failure determines whether unit 405, for capturing target information not successfully when monitoring client, redefines comprising next
Second access path of level client simultaneously sets up corresponding second temporary link according to the second access path, by the second interim chain
Road captures the target information of destination client in the second access path, then failure is determined whether, if successfully capturing
To the target information of destination client in the second access path, then the client finally being had access to by the first temporary link is with
Communication network failure between L 1 customer end.
The preliminary judging unit 404 of failure includes：
Information scratching subelement 4041, for by monitoring client, by the first temporary link, preset access rights by
The IP address and the IP address of client of level access client and comparison object client, if the IP address of destination client and visitor
The IP address at family end is identical, then capture the target information in destination client and be back to monitoring client step by step, if destination client
IP address it is different with the IP address of client, then continue access client step by step.
The preliminary judging unit 404 of failure also includes：
Link releasing unit 4042, for discharging the first temporary link step by step while monitoring client is back to step by step.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Divide, only a kind of division of logic function there can be other dividing mode when actually realizing, for example multiple units or component
Can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.It is another, it is shown or
The coupling each other for discussing or direct-coupling or communication connection can be the indirect couplings of device or unit by some interfaces
Close or communicate to connect, can be electrical, mechanical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be according to the actual needs selected to realize the mesh of this embodiment scheme
's.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is to realize in the form of SFU software functional unit and as independent production marketing or use
When, can store in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part for being contributed to prior art in other words or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are used to so that a computer
Equipment (can be personal computer, server, or network equipment etc.) performs the complete of each embodiment methods described of the invention
Portion or part steps.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to preceding
Embodiment is stated to be described in detail the present invention, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent is carried out to which part technical characteristic；And these
Modification is replaced, and does not make the spirit and scope of the essence disengaging various embodiments of the present invention technical scheme of appropriate technical solution.
Claims (10)
1. a kind of network fault detecting method, it is characterised in that including：
IP address according at least two preset clients determines first access path and by first access path
In first client as monitoring client, using last client in first access path as target customer
End；
Corresponding first temporary link is set up according to first access path；
By the monitoring client, by first temporary link, preset access rights and the destination client
IP address captures the target information in the destination client, and is back to the monitoring client step by step, then failure is carried out just
Step judges, if the monitoring client captures the target information not successfully, the next stage client of the client finally having access to
Communication network failure between hardware fault or the last client having access to and the next stage client, if described
Monitoring client successfully captures the target information, then adjacent clients at least two client and first access path
Between communication network fault-free, next stage client refer in first access path, according to access order arrange, row
Client behind the client finally having access to.
2. network fault detecting method according to claim 1, it is characterised in that by the monitoring client, pass through
The IP address of first temporary link, preset access rights and the destination client is captured in the destination client
Target information, and be back to the monitoring client step by step, then failure is tentatively judged, if the monitoring client is grabbed not successfully
Take the target information, then the next stage client hardware failure of the client finally having access to or it is last have access to it is described
Communication network failure between client and the next stage client, if the monitoring client successfully captures the target information,
Then after the communication network fault-free at least two client and first access path between adjacent clients also
Including：
If the monitoring client captures the target information not successfully, the second visit comprising the next stage client is redefined
Ask the way and footpath and corresponding second temporary link is set up according to second access path, institute is captured by second temporary link
The target information of destination client in the second access path is stated, then failure is determined whether, if successfully grabbing institute
The target information of destination client in the second access path is stated, then the visitor finally being had access to by first temporary link
Communication network failure between family end and the next stage client.
3. network fault detecting method according to claim 1, it is characterised in that be back to the monitoring client step by step
Also include simultaneously：
First temporary link is discharged step by step.
4. network fault detecting method according to claim 1, it is characterised in that by the monitoring client, by institute
The IP address for stating the first temporary link, preset access rights and the destination client captures the destination client
Target information, and be back to the monitoring client step by step and specifically include：
By the monitoring client, access client and compared step by step by first temporary link, preset access rights
The IP address of the IP address of the destination client and the client of current accessed, if the IP address of the destination client
IP address with the client of current accessed is identical, then capture the target information in the destination client and return step by step
To the monitoring client, if the IP address of the destination client is different with the IP address of the client, continue to access step by step
The client.
5. network fault detecting method according to claim 1, it is characterised in that according at least two preset clients
The IP address at end determines first access path and using first client in first access path as monitoring client,
Using last client in first access path as including before destination client：
Access rights of customizing messages between client are set and the IP of at least two clients for needing fault detect is obtained
Location.
6. a kind of Network Fault Detection device, it is characterised in that including：
Access path determining unit, for determining first access path according to the IP address of at least two preset clients
And using first client in first access path as monitoring client, by last in first access path
Client is used as destination client；
Temporary link sets up unit, for setting up corresponding first temporary link according to first access path；
The preliminary judging unit of failure, for by the monitoring client, by first temporary link, preset access rights
And the IP address of the destination client captures the target information in the destination client, and the monitoring is back to step by step
End, is then tentatively judged failure, if the monitoring client captures the target information not successfully, the visitor finally having access to
Between the next stage client hardware failure at family end or the last client having access to and the next stage client
Communication network failure, if the monitoring client successfully captures the target information, at least two client and described first
Communication network fault-free in access path between adjacent clients.
7. Network Fault Detection device according to claim 6, it is characterised in that also include：
Failure determines whether unit, for capturing the target information not successfully when the monitoring client, redefines comprising institute
State the second access path of next stage client and corresponding second temporary link is set up according to second access path, pass through
Second temporary link captures the target information of destination client in second access path, and traveling one is then entered to failure
Step judges, interim by described first if successfully grabbing the target information of destination client in second access path
Communication network failure between the client that link finally has access to and the next stage client.
8. Network Fault Detection device according to claim 6, it is characterised in that also include：
Link releasing unit, for discharging first temporary link step by step while the monitoring client is back to step by step.
9. Network Fault Detection device according to claim 6, it is characterised in that the preliminary judging unit of failure includes：
Information scratching subelement, for by the monitoring client, by first temporary link, preset access rights by
The IP address of the IP address and the client of level access client and relatively more described destination client, if the destination client
IP address it is identical with the IP address of the client, then capture the target information in the destination client and be back to step by step
The monitoring client, if the IP address of the destination client is different with the IP address of the client, continues to access institute step by step
State client.
10. Network Fault Detection device according to claim 9, it is characterised in that also include：
Initialization unit, for setting between client the access rights of customizing messages and acquisition needs at least the two of fault detect
The IP address of individual client.
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