CN106209520A - The method and device of data link monitoring - Google Patents
The method and device of data link monitoring Download PDFInfo
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- CN106209520A CN106209520A CN201610716650.5A CN201610716650A CN106209520A CN 106209520 A CN106209520 A CN 106209520A CN 201610716650 A CN201610716650 A CN 201610716650A CN 106209520 A CN106209520 A CN 106209520A
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- 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
- H04L43/50—Testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/12—Avoiding congestion; Recovering from congestion
- H04L47/125—Avoiding congestion; Recovering from congestion by balancing the load, e.g. traffic engineering
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Abstract
The application provides the method and device that a kind of data link is monitored, described method to include: determine the accessibility of described monitoring objective according to the IP address of the monitoring objective got, and the IP address of described monitoring objective is safeguarded according to the monitoring domain name pre-set；According to the accessibility of described monitoring objective, determine the accessibility of the monitoring domain name that described monitoring objective is corresponding.Application the method, it is possible to achieve effectively carry out data link monitoring so that monitoring result is more accurately, reliably.
Description
Technical field
The application relates to network communication technology field, particularly relates to the method and device of data link monitoring.
Background technology
Most load-balancing device is respectively provided with data link monitoring function, can be by network by data link monitoring
Flow scheduling is to transmitting on superior in quality link, and the online promoting user is experienced.In prior art, generally manually set by user
Put monitoring objective, such as, the next-hop device of load-balancing device is set to monitoring objective, the most such as, by a certain fixing
Network node is set to monitoring objective, thus load-balancing device can send monitoring message to monitoring objective, to obtain monitoring
Result.
But, carry out data link monitoring by above-mentioned described method, it is more likely that cause monitoring result inaccurate,
Unreliable.On the one hand, owing to monitoring objective is that user is manually arranged, then it is likely to the situation that occurring, mistake is set, thus causes
Link monitoring result is inaccurate；On the other hand, owing to monitoring objective is that user is manually arranged, thus when the network ground of monitoring objective
When location changes, load-balancing device will be unable to get this change in time, thus cause link monitoring result and forbidden
Really；Another aspect, when monitoring objective is next-hop device, the link that only can detect between self and next-hop device is
No health, in that case, it is assumed that link monitoring result be up to, thus according to this monitoring result, user thinks that network is just
Often, and by the server of a certain website of this link-access, if the inner link of this website breaks down, will cause the user cannot
Normal this website of access.Such that it is able to draw, carry out data link monitoring by above-mentioned described method, it is more likely that cause
Monitoring result is inaccurate, unreliable.
Summary of the invention
In view of this, the application provides the method and device that a kind of data link is monitored, to realize effectively carrying out data
Link monitoring so that monitoring result is more accurately, reliably.
Specifically, the application is achieved by the following technical solution:
First aspect according to the embodiment of the present application, it is provided that the method for a kind of data link monitoring, described method includes:
IP address according to the monitoring objective got determines the accessibility of described monitoring objective, the IP of described monitoring objective
Address is safeguarded according to the monitoring domain name pre-set；
According to the accessibility of described monitoring objective, determine the accessibility of the monitoring domain name that described monitoring objective is corresponding.
Optionally, safeguard the process of the IP address of described monitoring objective according to the monitoring domain name pre-set, including:
According to default time interval, obtain the target ip address corresponding to monitoring domain name pre-set；
After getting the target ip address corresponding to described monitoring domain name, safeguard monitoring mesh according to described target ip address
Mark set, described monitoring objective set includes the corresponding relation of described monitoring domain name and the IP address of monitoring objective.
Optionally, the target ip address corresponding to monitoring domain name that described acquisition pre-sets, including:
Asking to domain name system DNS server sending domain name analysis, domain name analysis request carries the prison pre-set
Survey domain name, for monitoring the target ip address corresponding to domain name described in acquisition request；
Receive the target ip address that described dns server is sent according to domain name analysis request.
Optionally, described safeguard monitoring objective set according to described target ip address, including:
The target ip address corresponding to described monitoring domain name that will get, with existing institute in described monitoring objective set
The IP address stating monitoring monitoring objective corresponding to domain name is mated；
If coupling draws in described target ip address and described monitoring objective set corresponding to existing described monitoring domain name
The IP address of monitoring objective inconsistent, then update in described monitoring objective set existing described according to described target ip address
The IP address of monitoring monitoring objective corresponding to domain name.
Optionally, the described accessibility according to described monitoring objective, determine the monitoring domain name that described monitoring objective is corresponding
Accessibility, including:
When in all monitoring objectives corresponding to described monitoring domain name, up to the number of monitoring objective be not less than default threshold
During value, determine described monitoring domain name up to；Wherein, described predetermined threshold value is the natural number more than 0, and less than described monitoring territory
Total number of the monitoring objective corresponding to Ming.
Second aspect according to the embodiment of the present application, it is provided that the device of a kind of data link monitoring, described device includes:
First determines unit, for determine according to the IP address of monitoring objective got described monitoring objective up to
Property, the IP address of described monitoring objective is safeguarded according to the monitoring domain name pre-set；
Second determines unit, for the accessibility according to described monitoring objective, determines the monitoring that described monitoring objective is corresponding
The accessibility of domain name.
Optionally, described device also includes:
Acquiring unit, for according to default time interval, obtaining the Target IP corresponding to monitoring domain name pre-set
Address；
Maintenance unit, for after getting the target ip address corresponding to described monitoring domain name, according to described Target IP
Address maintenance monitoring objective set, described monitoring objective set includes the right of described monitoring domain name and the IP address of monitoring objective
Should be related to.
Optionally, described acquiring unit, including:
Sending subelement, for asking to dns server sending domain name analysis, domain name analysis request is carried and is set in advance
The monitoring domain name put, for monitoring the target ip address corresponding to domain name described in acquisition request；
Receive subelement, for receiving the Target IP ground that described dns server is sent according to domain name analysis request
Location.
Optionally, described maintenance unit, including:
Coupling subelement, for the target ip address corresponding to described monitoring domain name that will get, with described monitoring mesh
In mark set, the IP address of monitoring objective corresponding to existing described monitoring domain name is mated；
Update subelement, if showing that described target ip address is existing described with described monitoring objective set for coupling
The IP address of monitoring monitoring objective corresponding to domain name is inconsistent, then update described monitoring objective collection according to described target ip address
The IP address of monitoring objective corresponding to existing described monitoring domain name in conjunction.
Optionally, described second determines unit, specifically for:
When in all monitoring objectives corresponding to described monitoring domain name, up to the number of monitoring objective be not less than default threshold
During value, determine described monitoring domain name up to；Wherein, described predetermined threshold value is the natural number more than 0, and less than described monitoring territory
Total number of the monitoring objective corresponding to Ming.
As seen from the above-described embodiment, by pre-setting monitoring domain name, safeguard the IP ground of monitoring objective according to monitoring domain name
Location, the IP address that can be effectively prevented from monitoring objective arranges mistake, and, when the IP address of monitoring objective changes,
Owing to the monitoring domain name of its correspondence will not change, thus safeguarded the IP address of monitoring objective by monitoring domain name, it is possible to achieve and
Time ground update monitoring objective IP address.Processed by this kind, it is possible to obtain the accurately IP address of monitoring objective, thus
When monitoring objective is monitored by the IP address according to monitoring objective, so that monitoring result is more accurately, reliably.Really
After determining the accessibility of monitoring objective, the accessibility of the monitoring domain name determining that this monitoring objective is corresponding can be continued.Due to monitoring territory
The accessibility of name can represent the accessibility of global link, thus compared to existing technologies, improves monitoring result
Reliability.
Accompanying drawing explanation
Fig. 1 is an embodiment flow chart of the method for the application data link monitoring；
Fig. 2 is an embodiment flow process of the IP address safeguarding monitoring objective in the method that the application data link is monitored
Figure；
Fig. 3 is a kind of hardware structure diagram of the device place network equipment of the application data link monitoring；
Fig. 4 is an embodiment block diagram of the device of the application data link monitoring；
Fig. 5 is another embodiment block diagram of the device of the application data link monitoring；
Fig. 6 is another embodiment block diagram of the device of the application data link monitoring.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they are only with the most appended
The example of the apparatus and method that some aspects that described in detail in claims, the application are consistent.
It is only merely for describing the purpose of specific embodiment at term used in this application, and is not intended to be limiting the application.
" a kind of ", " described " and " being somebody's turn to do " of singulative used in the application and appended claims is also intended to include majority
Form, unless context clearly shows that other implications.It is also understood that term "and/or" used herein refers to and wraps
Any or all containing one or more projects of listing being associated may combination.
Although should be appreciated that in the application possible employing term first, second, third, etc. to describe various information, but this
A little information should not necessarily be limited by these terms.These terms are only used for same type of information is distinguished from each other out.Such as, without departing from
In the case of the application scope, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depend on linguistic context, word as used in this " if " can be construed to " ... time " or " when ...
Time " or " in response to determining ".
In the prior art, in order to carry out data link monitoring, monitoring objective is generally manually set by user, specifically,
User can arrange the IP address of monitoring objective on load-balancing device, then, load-balancing device can be according to user's hands
The IP address of the dynamic monitoring objective arranged sends monitoring message to monitoring objective, to obtain monitoring result.But, at aforesaid way
In, owing to monitoring objective is that user is manually arranged, the most probably there is arranging the situation of mistake, and, when monitoring objective
When IP address changes, user generally cannot learn change in time, it is impossible to revises the IP of set monitoring objective in time
Address, it is hereby understood that the monitoring result obtained by by the way is probably inaccurate.
It addition, in aforesaid way, if the down hop that IP address is load-balancing device of the monitoring objective of user setup
The IP address of equipment, then, by the way, only it is appreciated that link between load-balancing device and this next-hop device
Reachable state, and the accessibility of global link cannot be learnt.For example, it is assumed that by the way, the monitoring result drawn is can
Reach, thus user thinks that network is normal, and by the server of a certain website of this link-access, if the inner link of this website goes out
Existing fault, will cause user still cannot normally access this website.It is hereby understood that the monitoring result obtained by by the way is also
Unreliable.
In order to solve the problems referred to above, the application provides the method and device that a kind of data link is monitored, with it, can
To realize effectively carrying out data link monitoring so that monitoring result is as far as possible accurately, reliably.Specifically, will be from following real
Execute the method that example specifically describes data link monitoring provided herein.
Referring to Fig. 1, for an embodiment flow chart of the method for the application data link monitoring, the method can be applied
On load-balancing device, the method may comprise steps of:
Step S101: determine the accessibility of described monitoring objective, described prison according to the IP address of the monitoring objective got
The IP address surveying target is safeguarded according to the monitoring domain name pre-set.
Domain name is a computer or the title of calculating unit in network, it can be seen that, same domain name can corresponding multiple stage
Computer, is unique due to different computer IP addresses in a network again, thus same domain name can corresponding multiple IP ground
Location.Such as, in actual applications, in order to ensure that the online of user is experienced, the service of some Baidu can be set in a network
Device, the server of these some Baidu has respective IP address, the most corresponding same domain namewww.baidu.com.Generally feelings
Under condition, the domain name of a computer or calculating unit can't change, even if the IP address of computer changes, it is right
The domain name answered generally will not change.
From the above mentioned, in this application, user can pre-set monitoring domain name.Load-balancing device then can be according in advance
The IP address of the monitoring domain Name acquisition monitoring objective first arranged, and safeguards the IP address of monitoring objective, concrete obtain and
The process safeguarded may refer to the detailed description in following embodiment, is not first described further at this.
It should be noted that safeguarded the IP address of monitoring objective by monitoring domain name, so that the IP ground of monitoring objective
Location is the most accurate.Such as, even if the IP address of monitoring objective changes, load-balancing device still can be obtained by monitoring domain name
Take the IP address of up-to-date monitoring objective.
Follow-up, load-balancing device carries out accessibility in the IP address according to accurate monitoring objective to monitoring objective
During monitoring, the monitoring result obtained also will be the most accurate.The most how monitoring objective is carried out accessibility monitoring, Ke Yican
Seeing description of the prior art, this is not described in detail by the application.
Step S102: according to the accessibility of described monitoring objective, determine the monitoring domain name that described monitoring objective is corresponding can
Reaching property.
From the above mentioned, same monitoring domain name can several monitoring objectives corresponding.In an optional implementation,
When monitoring domain name corresponding to monitoring objective in, exist at least one monitoring objective up to time, i.e. may determine that this monitoring domain name
Up to.
In another optional implementation, user can be allowed to need to pre-set threshold value according to self, this threshold value
For the natural number more than 0, and less than total number of this monitoring objective corresponding to monitoring domain name.Such as, monitoring domain name correspondence 5
Individual monitoring objective, then can be set to 3 by this threshold value.When monitoring domain name corresponding to 5 monitoring objectives in, up to monitoring mesh
Mark is when being not less than 3, determine this monitoring domain name up to.By this kind of mode, it is possible to achieve more effectively determine monitoring domain name
Accessibility.
As seen from the above-described embodiment, by pre-setting monitoring domain name, safeguard the IP ground of monitoring objective according to monitoring domain name
Location, the IP address that can be effectively prevented from monitoring objective arranges mistake, and, when the IP address of monitoring objective changes,
Owing to the monitoring domain name of its correspondence will not change, thus safeguarded the IP address of monitoring objective by monitoring domain name, it is possible to achieve and
Time ground update monitoring objective IP address.Processed by this kind, it is possible to obtain the accurately IP address of monitoring objective, thus
When monitoring objective is monitored by the IP address according to monitoring objective, so that monitoring result is more accurately, reliably.Really
After determining the accessibility of monitoring objective, the accessibility of the monitoring domain name determining that this monitoring objective is corresponding can be continued.Due to monitoring territory
The accessibility of name can represent the accessibility of global link, thus compared to existing technologies, improves monitoring result
Reliability.
By above-described embodiment, in order to ensure accuracy and the reliability of monitoring result, first can ensure that monitoring
The accuracy of the IP address of target and reliability.As follows, enumerating following embodiment and describing in detail in the application is how to safeguard prison
Survey the IP address of target, to ensure its accuracy and reliability.
Refer to Fig. 2, the method for the monitoring of the application data link is safeguarded an enforcement of the IP address of monitoring objective
Example flow chart, the method can apply on load-balancing device, and the method may comprise steps of:
Step S201: according to default time interval, obtain the target ip address corresponding to monitoring domain name pre-set.
In this application, in order to obtain the IP address of monitoring objective accurate, reliable, can be according to the default time between
Every, repeatedly obtain the target ip address corresponding to monitoring domain name preset.Wherein, the time interval preset can be fixing,
Can also be for change, such as, after performing once to obtain the target ip address that monitoring domain name is corresponding, can be according to domain name mapping
Effective life span of the target ip address recorded in result, calculates distance and performs to obtain target ip address next time
Time interval.This is not restricted by the application, it is intended to can realize the target ip address repeatedly obtaining monitoring corresponding to domain name, real
Now the IP address of monitoring objective is dynamically updated." repeatedly " mentioned here there is no the number of times upper limit.
In an optional implementation, can be by according to default time interval, sending domain name to dns server
Analysis request, to obtain the target ip address corresponding to monitoring domain name.Specifically, this domain name mapping request can be carried in advance
The monitoring domain name arranged.Follow-up, then can receive the Target IP ground that dns server is sent according to this domain name mapping request
Location.
Concrete dns server is the target ip address how returning monitoring corresponding to domain name, may refer to existing skill
Description in art, this is not described in detail by the application.
Step S202: after getting the target ip address corresponding to described monitoring domain name, according to described target ip address
Safeguard that monitoring objective set, described monitoring objective set include that described monitoring domain name is corresponding with the IP address of monitoring objective and close
System.
Such as table 1 below, for an example of the monitoring objective set in the application:
Table 1
In the monitoring objective set shown in above-mentioned table 1, can include monitoring the right of domain name and the IP address of monitoring objective
Should be related to, this corresponding relation can be the corresponding relation of one-to-many, and i.e. one monitoring domain name can corresponding multiple monitoring objectives
IP address.It should be noted that the IP address of the monitoring objective shown in table 1 is as just citing.
In execution of step S201, after getting the target ip address corresponding to described monitoring domain name, can be according to this mesh
Mark monitoring objective set exemplified by IP address maintenance table 1.Specifically, the monitoring domain name institute that can will get in step S201
Corresponding target ip address mates with the IP address of the monitoring objective corresponding to this monitoring domain name in table 1, if coupling draws
Target ip address is inconsistent with the IP address of monitoring objective, then can update the IP address of monitoring objective according to target ip address,
So that the IP address of monitoring objective is more accurately, reliably.
As seen from the above-described embodiment, by according to default time interval, obtaining corresponding to the monitoring domain name pre-set
Target ip address, and safeguard in monitoring objective set according to this target ip address, this monitoring objective corresponding to monitoring domain name
IP address so that the IP address of monitoring monitoring objective corresponding to domain name is the most accurate, reliably.So, follow-up, at root
When monitoring objective being carried out accessibility monitoring according to the IP address of monitoring objective, can obtain as much as possible accurate, monitor reliably
Result.
Corresponding with the embodiment of the method for aforementioned data link monitoring, present invention also provides the dress of data link monitoring
The embodiment put.
The embodiment of the device of the application data link monitoring can be applied at the network equipment, such as load-balancing device
On.Device embodiment can be realized by software, it is also possible to realizes by the way of hardware or software and hardware combining.Real with software
As a example by Xian, as the device on a logical meaning, it is that the processor by its place network equipment is by nonvolatile memory
The computer program instructions of middle correspondence reads and runs formation in internal memory.For hardware view, as it is shown on figure 3, be this Shen
Please a kind of hardware structure diagram of the device place network equipment of data link monitoring, except the processor 31 shown in Fig. 3, internal memory
32, outside network interface 33 and nonvolatile memory 34, in embodiment, the network equipment at device place is generally according to this net
The actual functional capability of network equipment, it is also possible to include other hardware, this is repeated no more.
Refer to Fig. 4, for an embodiment block diagram of the device of the application data link monitoring, this device may include that
First determine unit 41, second determine unit 42.
Wherein, this first determines unit 41, may be used for the IP address according to the monitoring objective got and determines described prison
Surveying the accessibility of target, the IP address of described monitoring objective is safeguarded according to the monitoring domain name pre-set；
This second determines unit 42, may be used for the accessibility according to described monitoring objective, determines described monitoring objective pair
The accessibility of the monitoring domain name answered.
In one embodiment, this second determines unit 42, specifically may be used for: all when corresponding to described monitoring domain name
In monitoring objective, up to the number of monitoring objective be not less than predetermined threshold value time, determine described monitoring domain name up to；Wherein, institute
Stating predetermined threshold value is the natural number more than 0, and less than total number of the monitoring objective corresponding to described monitoring domain name.
Refer to Fig. 5, for another embodiment block diagram of the device of the application data link monitoring, the dress shown in this Fig. 6
Put, on the basis of above-mentioned Fig. 4 shown device, it is also possible to including: acquiring unit 43, maintenance unit 44.
Wherein, this acquiring unit 43, may be used for, according to default time interval, obtaining the monitoring domain name institute pre-set
Corresponding target ip address；
This maintenance unit 44, may be used for after getting the target ip address corresponding to described monitoring domain name, according to institute
State target ip address and safeguard that monitoring objective set, described monitoring objective set include the IP of described monitoring domain name and monitoring objective
The corresponding relation of address.
Refer to Fig. 6, for another embodiment block diagram of the device of the application data link monitoring, the dress shown in this Fig. 6
Put, on the basis of above-mentioned Fig. 5 shown device, wherein, described acquiring unit 43, may include that transmission subelement 431, receive
Subelement 432.
Wherein, this transmission subelement 431, may be used for asking to dns server sending domain name analysis, domain name resolves
The monitoring domain name pre-set is carried in request, for monitoring the target ip address corresponding to domain name described in acquisition request；
This reception subelement 432, may be used for receiving what described dns server was sent according to domain name analysis request
Target ip address.
Described maintenance unit 44, may include that coupling subelement 441, updates subelement 442.
Wherein, this coupling subelement 441, may be used for the ground of the Target IP corresponding to described monitoring domain name that will get
Location, the IP address of the monitoring objective corresponding to described monitoring domain name existing with described monitoring objective set is mated；
This renewal subelement 442, draws in described target ip address and described monitoring objective set if may be used for coupling
The IP address of the detection target corresponding to existing described monitoring domain name is inconsistent, then update described prison according to described target ip address
Survey in goal set the IP address of monitoring objective corresponding to existing described monitoring domain name.
In said apparatus, the function of unit and the process that realizes of effect specifically refer to corresponding step in said method
Realize process, do not repeat them here.
For device embodiment, owing to it corresponds essentially to embodiment of the method, so relevant part sees method in fact
The part executing example illustrates.Device embodiment described above is only schematically, wherein said as separating component
The unit illustrated can be or may not be physically separate, and the parts shown as unit can be or can also
It not physical location, i.e. may be located at a place, or can also be distributed on multiple NE.Can be according to reality
Need to select some or all of module therein to realize the purpose of the application scheme.Those of ordinary skill in the art are not paying
In the case of going out creative work, i.e. it is appreciated that and implements.
The foregoing is only the preferred embodiment of the application, not in order to limit the application, all essences in the application
Within god and principle, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the application protection.
Claims (10)
1. the method for a data link monitoring, it is characterised in that described method includes:
IP address according to the monitoring objective got determines the accessibility of described monitoring objective, the IP address of described monitoring objective
Monitoring domain name according to pre-setting is safeguarded；
According to the accessibility of described monitoring objective, determine the accessibility of the monitoring domain name that described monitoring objective is corresponding.
Method the most according to claim 1, it is characterised in that safeguard described monitoring mesh according to the monitoring domain name pre-set
The process of target IP address, including:
According to default time interval, obtain the target ip address corresponding to monitoring domain name pre-set；
After getting the target ip address corresponding to described monitoring domain name, safeguard monitoring objective collection according to described target ip address
Closing, described monitoring objective set includes the corresponding relation of described monitoring domain name and the IP address of monitoring objective.
Method the most according to claim 2, it is characterised in that the mesh corresponding to monitoring domain name that described acquisition pre-sets
Mark IP address, including:
Asking to domain name system DNS server sending domain name analysis, domain name analysis request carries the monitoring territory pre-set
Name, for monitoring the target ip address corresponding to domain name described in acquisition request；
Receive the target ip address that described dns server is sent according to domain name analysis request.
Method the most according to claim 2, it is characterised in that described safeguard monitoring objective collection according to described target ip address
Close, including:
The target ip address corresponding to described monitoring domain name that will get, with existing described prison in described monitoring objective set
The IP address surveying the monitoring objective corresponding to domain name is mated；
If coupling draws the prison in described target ip address and described monitoring objective set corresponding to existing described monitoring domain name
The IP address surveying target is inconsistent, then update existing described monitoring in described monitoring objective set according to described target ip address
The IP address of the monitoring objective corresponding to domain name.
Method the most according to claim 1, it is characterised in that the described accessibility according to described monitoring objective, determines institute
State the accessibility of monitoring domain name corresponding to monitoring objective, including:
When in all monitoring objectives corresponding to described monitoring domain name, up to the number of monitoring objective be not less than predetermined threshold value
Time, determine described monitoring domain name up to；Wherein, described predetermined threshold value is the natural number more than 0, and less than described monitoring domain name
Total number of corresponding monitoring objective.
6. the device of a data link monitoring, it is characterised in that described device includes:
First determines unit, for determining the accessibility of described monitoring objective, institute according to the IP address of the monitoring objective got
The IP address stating monitoring objective is safeguarded according to the monitoring domain name pre-set；
Second determines unit, for the accessibility according to described monitoring objective, determines the monitoring domain name that described monitoring objective is corresponding
Accessibility.
Device the most according to claim 6, it is characterised in that described device also includes:
Acquiring unit, for according to default time interval, obtaining the target ip address corresponding to monitoring domain name pre-set；
Maintenance unit, for after getting the target ip address corresponding to described monitoring domain name, according to described target ip address
Safeguard that monitoring objective set, described monitoring objective set include that described monitoring domain name is corresponding with the IP address of monitoring objective and close
System.
Device the most according to claim 7, it is characterised in that described acquiring unit, including:
Sending subelement, for asking to dns server sending domain name analysis, domain name analysis request is carried and is pre-set
Monitoring domain name, for monitoring the target ip address corresponding to domain name described in acquisition request；
Receive subelement, for receiving the target ip address that described dns server is sent according to domain name analysis request.
Device the most according to claim 7, it is characterised in that described maintenance unit, including:
Coupling subelement, for the target ip address corresponding to described monitoring domain name that will get, with described monitoring objective collection
In conjunction, the IP address of monitoring objective corresponding to existing described monitoring domain name is mated；
Update subelement, if drawing described target ip address and existing described monitoring in described monitoring objective set for coupling
The IP address of the monitoring objective corresponding to domain name is inconsistent, then update in described monitoring objective set according to described target ip address
The IP address of the monitoring objective corresponding to existing described monitoring domain name.
Device the most according to claim 6, it is characterised in that described second determines unit, specifically for:
When in all monitoring objectives corresponding to described monitoring domain name, up to the number of monitoring objective be not less than predetermined threshold value
Time, determine described monitoring domain name up to；Wherein, described predetermined threshold value is the natural number more than 0, and less than described monitoring domain name
Total number of corresponding monitoring objective.
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| CN201610716650.5A CN106209520A (en) | 2016-08-23 | 2016-08-23 | The method and device of data link monitoring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600045A (en) * | 2018-04-05 | 2018-09-28 | 厦门快商通信息技术有限公司 | A kind of service link monitoring method and device |
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