CN108574582A - Fault detection method and device - Google Patents
Fault detection method and device Download PDFInfo
- Publication number
- CN108574582A CN108574582A CN201710132248.7A CN201710132248A CN108574582A CN 108574582 A CN108574582 A CN 108574582A CN 201710132248 A CN201710132248 A CN 201710132248A CN 108574582 A CN108574582 A CN 108574582A
- Authority
- CN
- China
- Prior art keywords
- information
- target
- detection
- upload
- sff
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04L43/0847—Transmission error
-
- 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
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
Abstract
The embodiment of the invention discloses a fault detection method, which comprises the following steps: determining a target service function node SF and sending a detection instruction to a function forwarder SFF; the target SF is an SF capable of processing message information to be processed, and the SFF corresponds to the target SF; receiving uploading information of the target SF sent by the SFF, and acquiring characteristic information of the target SF based on the uploading information; and determining faults existing in the process of processing the message information to be processed based on the uploading information and the characteristic information. The embodiment of the invention also discloses a fault detection device.
Description
Technical field
The present invention relates to the network service detection technologies in software defined network/network function virtualization field, especially relate to
And a kind of fault detection method and device.
Background technology
In existing Operation Network, teleservice data message transmission generally will according to certain sequence by it is multiple not
Business function node together just can guarantee that network can provide quick, safe and reliable, stabilization according to the business demand of user
Service.The business function node (such as fire wall, load balancing) of existing Operation Network is close with network topology and hardware resource
Coupling, each service node is dedicated equipment form, and dispose it is complicated, when new business is open-minded, flow occur change or
When dilatation, need to change network topology.For the network equipment, it is also desirable to certain transformation and upgrading, and the support on periphery
System can also have the workload of upgrading, increase the complexity that new business is opened, and frequently upgrading also increases
The probability of malfunction of the network equipment makes network cannot be satisfied the demand of business flexible load and rapid deployment.
With the gradual ripe and application of software defined network/network function virtualization, it is dynamic that network shows network function
The features such as state load, resource distributed in demand, business are flexibly opened, related needs cannot be met by solving in existing Operation Network
The problem of.Software defined network (Software Defined Network, SDN)/network function virtualizes (Network
Function Virtualization, NFV) technology make network data forwarding detached with control, by network function and hardware device
Decoupling.In SDN/NFV virtualizes network, business function chain (Service Function Chain, SFC) technology is very suitable for
It realizes that service traffics pass through different network function nodes according to specified sequence, completes certain operation flow of network.Work as industry
When business adjustment, it is only necessary to change the sequence of SFC without change network element configuration can realize network service flexibly open and
Load.SFC can be applied to the scenes such as fixed, mobile network and data center independently of specific network application scene.At certain
It, can be with the thousands of data flow informations of simultaneous transmission, but in the prior art scheme, when in SFC in the functional link of one SFC
A certain SFC functional nodes break down when, without reliable and effective scheme come quick detect and diagnose failure, in order to again
Dispose O＆M service.
Invention content
In order to solve the above technical problems, an embodiment of the present invention is intended to provide a kind of fault detection method and device, solve
In the prior art network management cannot quickly detect and diagnose failure the problem of, realize network management and quickly detect and examine
Disconnected failure, ensure that the operation to network service and maintenance function.
In order to achieve the above objectives, the technical solution of the embodiment of the present invention is realized in：
A kind of fault detection method, the method includes：
It determines target service functional node SF, and sends detection instruction to function transponder SFF；Wherein, the target SF
It is the SF that can handle clear text information, the SFF is corresponding with the target SF；
The upload information for the target SF that the SFF is sent is received, and the target is obtained based on the upload information
The characteristic information of SF；
Based on the upload information and the characteristic information, determines and handle present in the clear text information process
Failure.
Optionally, the upload information includes the first upload information and the second upload information, and the reception SFF is sent
The target SF upload information, and obtain based on the upload information characteristic information of the target SF, including：
Receive first upload information for the target SF that the SFF is sent and second upload information；
It identifies the first identifier information in first upload information, and obtains institute corresponding with the first identifier information
State clear text information；
It identifies the second identifier information in second upload information, and obtains the phase corresponding with the second identifier information
Hope message information.
Optionally, described to be based on the upload information and the characteristic information, it determines and handles the clear text information
Existing failure in the process, including：
It identifies first upload information, obtains the first detection information；
Judge whether first detection information matches with the clear text information；
If first detection information and the clear text information matches, identify that second upload information obtains the
Two detection informations；Wherein, second detection information is obtained after the target SF handles first detection information
's；
Judge whether second detection information matches with the expectation message information；
If second detection information is mismatched with the expectation message information, determine that the target SF breaks down.
Optionally, before the determining target service functional node SF, including：
Receive control instruction；Wherein, clear text information is carried in the control instruction；
The control instruction is responded, determines that the processing clear text information institute is right according to the clear text information
The business function chain answered；Wherein, the business function chain is made of the target SF；
Correspondingly, the determining target service functional node SF, and detection instruction is sent to function transponder SFF, including：
According to the business function chain, the target SF is determined；
Detection instruction is sent to the SFF.
A kind of fault detection method, the method includes：
Receive the detection instruction that controller is sent；Wherein, the detection instruction is used to indicate the SFF from the target SF
Obtain detection information；
The detection instruction is responded, and receives the detection information that target SF is sent；
The detection information is handled, the upload information of the target SF is obtained；
The upload information of the target SF is sent to the controller；Wherein, the upload information is for determining processing institute
State failure present in clear text information process.
Optionally, the response detection instruction, and the detection information that target SF is sent is received, including：
The detection instruction is responded, the first detection information that the target SF is sent is received；
The detection instruction is responded, the second detection information that the target SF is sent is received；Wherein, the second detection letter
Breath is the information obtained after the target SF handles first detection information.
Optionally, the upload information includes the first upload information and the second upload information, described to the detection information
It is handled, obtains the upload information of the target SF, including：
Obtain first identifier information；Wherein, the first identifier information is to obtain the flow of first detection information
Mark；
First detection information and the first identifier information are encapsulated, first upload information is obtained；
Obtain second identifier information；Wherein, second identifier information is to obtain the process identification of the second identifier information；
Second detection information and the second identifier information are encapsulated, second upload information is obtained.
A kind of controller, the controller include：First processing units, second processing unit and determination unit；Wherein：
The first processing units for determining target service functional node SF, and send detection instruction to function and forward
Device SFF；Wherein, the target SF is the SF that can handle clear text information, and the SFF is corresponding with the target SF；
The second processing unit, the upload information for receiving the target SF that the SFF is sent, and based on described
Upload information obtains the characteristic information of the target SF；
The determination unit, for based on the upload information and the characteristic information, determining and handling the pending report
Failure present in literary information process.
Optionally, the upload information includes the first upload information and the second upload information, the second processing unit packet
It includes：Receiving module and first processing module；Wherein：
The receiving module, first upload information for receiving the target SF that the SFF is sent and described
Second upload information；
The first processing module, for identification the first identifier information in first upload information, and acquisition and institute
State the corresponding clear text information of first identifier information；
The first processing module is additionally operable to identify the second identifier information in second upload information, and obtain with
The corresponding expectation message information of the second identifier information.
Optionally, the determination unit includes：Identification module, judgment module and determining module；Wherein：
The identification module, first upload information, obtains the first detection information for identification；
The judgment module, for judging whether first detection information matches with the clear text information；
The identification module identifies institute if being additionally operable to first detection information and the clear text information matches
It states the second upload information and obtains the second detection information；Wherein, second detection information is the target SF to first inspection
What measurement information obtained after being handled；
The judgment module is additionally operable to judge whether second detection information matches with the expectation message information；
The determining module, if being mismatched for second detection information and the expectation message information, described in determination
Target SF breaks down.
Optionally, further include before the first processing units：First receiving unit and response unit；Wherein：
First receiving unit, for receiving control instruction；Wherein, clear text is carried in the control instruction
Information；
The response unit, for responding the control instruction, according to clear text information determination processing
Corresponding business function chain described in clear text information；Wherein, the business function chain is made of the target SF；
Correspondingly, first determination unit is specifically used for：
According to the business function chain, the target SF is determined.
A kind of function transponder SFF, the SFF include：Second receiving unit, third processing unit, fourth processing unit
With transmission processing unit；Wherein：
Second receiving unit receives the detection instruction that controller is sent；Wherein, the detection instruction is used to indicate institute
It states SFF and obtains detection information from the target SF；
The third processing unit for responding the detection instruction, and receives the detection information that target SF is sent；
The fourth processing unit obtains the upload information of the target SF for handling the detection information；
The transmission processing unit, for sending the upload information of the target SF to the controller；Wherein, on described
Communication breath handles failure present in the clear text information process for determining.
Optionally, the third processing unit is specifically used for：
Response detection instruction；
Receive the first detection information that the target SF is sent；
Receive the second detection information that the target SF is sent；Wherein, second detection information is SF pairs of the target
The information that first detection information obtains after being handled.
Optionally, the upload information includes the first upload information and the second upload information, the fourth processing unit packet
It includes：Acquisition module and package module；Wherein：
The acquisition module, for obtaining first identifier information；Wherein, the first identifier information is to obtain described first
The mark of the flow of detection information；
The package module obtains described first for encapsulating first detection information and the first identifier information
Upload information；
The acquisition module is additionally operable to obtain second identifier information；Wherein, second identifier information is to obtain second mark
Know the process identification of information；
The package module is additionally operable to encapsulate second detection information and the second identifier information, obtains described
Two upload informations.
The fault detection method and device that the embodiment of the present invention is provided, controller, which determines target SF and sends detection, to be referred to
It enables to SFF, SFF the detection for receiving controller transmission instruct and responds detection instruction, after receiving the detection information that target SF is sent,
SFF handles detection information to obtain the upload information of target SF, and the upload information for sending target SF is controlled to controller
Device receives the upload information for the target SF that SFF is sent, and the characteristic information of target SF is obtained based on upload information, is then based on
Communication is ceased determines failure present in processing clear text information process with characteristic information；In this way, by the upper of target SF
Communication ceases and characteristic information carries out analyzing processing, so that it is determined that failure present in processing clear text information process, solves
In the prior art network management cannot quickly detect and diagnose failure the problem of, realize network management quickly detection and
Troubleshooting, ensure that the operation to network service and maintenance function.
Description of the drawings
Fig. 1 is a kind of flow diagram of fault detection method provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of another fault detection method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of another fault detection method provided in an embodiment of the present invention；
Fig. 4 is the flow diagram of another fault detection method provided in an embodiment of the present invention；
Fig. 5 is a kind of practical application scene information exchange schematic diagram provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of controller provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another controller provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of another controller provided in an embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram for controller that another embodiment of the present invention provides；
Figure 10 is a kind of structural schematic diagram of function transponder SFF provided in an embodiment of the present invention；
Figure 11 is the structural schematic diagram of another function transponder SFF provided in an embodiment of the present invention；
Figure 12 is the structural schematic diagram of another function transponder SFF provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.
The embodiment of the present invention provides a kind of fault detection method, and shown referring to Fig.1, this approach includes the following steps：
Step 101 determines target service functional node SF, and sends detection instruction to function transponder SFF.
Wherein, target SF is the SF that can handle clear text information, and SFF is corresponding with target SF.
Specifically, step 101 determine target service functional node (Service Function, SF) can by controller Lai
It realizes.Wherein, target SF can be the business function node that business processing is carried out to pending message information；Controller can be
Common controller in SFC control planes；After controller determines target SF, you can to determine business work(corresponding with target SF
It can transponder (Service Function Forward, SFF).It should be noted that the corresponding SFF of each target SF can phase
Together, it can also be different, the corresponding SFF of SF can be determined according to detection protocol, can also be specifically defined by developer.
Step 102, the upload information for receiving the target SF that business function transponder SFF is sent, and obtained based on upload information
Take the characteristic information of target SF.
Specifically, step 102 receives the upload information for the target SF that SFF is sent, and target SF is obtained based on upload information
Characteristic information can be realized by controller.Wherein, the characteristic information of target SF can be that target SF believes clear text
Breath carries out the relevant information that toeatment period is hoped.
Step 103 is based on upload information and characteristic information, determines event present in processing clear text information process
Barrier.
Specifically, step 103 is based on upload information and characteristic information, determines and exist in processing clear text information process
Failure can be realized by controller.Controller carries out analyzing processing to upload information and characteristic information, detects and positions and waits for
Handle the position broken down during message information.
The fault detection method that the embodiment of the present invention is provided determines target SF and sends detection instruction to SFF, receives
The upload information for the target SF that SFF is sent, and based on the characteristic information of upload information acquisition target SF, it is then based on upload information
Failure present in processing clear text information process is determined with characteristic information；In this way, passing through the upload information to target SF
Analyzing processing is carried out with characteristic information, so that it is determined that failure present in processing clear text information process, solves existing
In technology network management cannot quickly detect and diagnose failure the problem of, realize the quick detect and diagnose of network management therefore
Barrier, ensure that the operation to network service and maintenance function.
The embodiment of the present invention provides a kind of fault detection method, and with reference to shown in Fig. 2, this approach includes the following steps：
Step 201 receives the detection instruction that controller is sent.
Wherein, detection instruction is used to indicate SFF and obtains detection information from target SF.
It can be realized by SFF specifically, step 201 receives the detection instruction that controller is sent.SFF receives detection and refers to
After order subsequent processing will be carried out to the relevant information of target SF.
Step 202, response detection instruction, and receive the detection information that target SF is sent.
Specifically, step 202 response detection instruction, and the detection information for receiving target SF transmissions can be realized by SFF.
Wherein, the detection information that target SF is sent can be that target SF is obtained when carrying out actual analysis processing to pending message information
The correlated characteristic information of clear text information.
Step 203 handles detection information, obtains the upload information of target SF.
Specifically, step 203 handles detection information, obtaining the upload information of target SF can be realized by SFF.
Wherein, it may include being packaged the modes such as processing to detection information to carry out processing to detection information.
Step 204, the upload information of transmission target SF to controller.
Wherein, upload information is for determining failure present in processing clear text information process.
Specifically, upload information to the controller that step 204 sends target SF can be realized by SFF.Wherein, SFF will
For determining that target SF is sent to controller with the presence or absence of the upload information of failure, in this way, controller can to upload information into
Row analyzing processing, determines abort situation.
The fault detection method that the embodiment of the present invention is provided, receives the detection instruction that controller is sent, and response detection refers to
The detection information that target SF is sent is enabled and received, then detection information is handled, obtains the upload information of target SF, concurrently
Send the upload information of target SF to controller；In this way, the upload information of target SF is sent to controller, in order to controller pair
The upload information of target SF carries out analyzing processing and determines failure present in processing clear text information process, solves existing
In technology network management cannot quickly detect and diagnose failure the problem of, realize the quick detect and diagnose of network management therefore
Barrier, ensure that the operation to network service and maintenance function.
The embodiment of the present invention provides a kind of fault detection method, and with reference to shown in Fig. 3, this approach includes the following steps：
Step 301, controller determine target service functional node SF, and send detection instruction to function transponder SFF.
Wherein, target SF is the SF that can handle clear text information, and SFF is corresponding with target SF.
Specifically, controller can be according to the mistake for carrying out related service functional analysis to the clear text information received
Journey determines SF, obtains target SF.Illustratively, to detect clear text information, (terminal that source address is 192.168.1.1 is visited
Ask that destination address is the uplink process of the server of 10.1.1.100) whether it is normal for illustrate, it is assumed that controller is true
Needed in the fixed detection process by target SF include the business functions nodes such as fire wall (Firewall), i.e. SFF is by source address
It is that 10.1.1.100 is sent to Firewall for 192.168.1.1 and destination address, then Firewall can be to source address
192.168.1.1 it is that 10.1.1.100 carries out business processing with destination address.
Step 302, SFF receive the detection instruction that controller is sent.
Wherein, detection instruction is used to indicate SFF and obtains detection information from target SF.
Specifically, SFF receptions controller transmission corresponding with target SF is used to detect what whether target SF worked normally
Detection instruction.For example, controller sends that the detection whether detection Firewall works normally is instructed to corresponding with Firewall
SFF。
Step 303, SFF response detection instructions, and receive the first detection information that target SF is sent.
The clear text that SFF is forwarded is received specifically, the first detection information that target SF is sent can be target SF
The characteristic information of information.For example, the first detection information that Firewall is received should be identical with clear text information
Information, can be Firewall receive SFF transmission source address 192.168.1.1 and destination address 10.1.1.100, i.e.,
After Firewall receives the source address 192.168.1.1 and destination address 10.1.1.100 of SFF transmissions, Firewall transmissions connect
The source address 192.168.1.1 and destination address 10.1.1.100 to SFF received.
It should be noted that the operation order between step 302 and step 303 is without point of priority, step 302 can be in step
It is executed after rapid 303, or operation can be carried out at the same time with step 303, specific implementation procedure can be according to actual application
Scene determines；
Step 304, SFF obtain first identifier information.
Wherein, first identifier information is the mark for the flow for obtaining the first detection information.
Specifically, first identifier information can be the source address 192.168.1.1 and destination address that SFF is sent
10.1.1.100 to the identification information of Firewall processes, such as can be 1.
Step 305, SFF encapsulate the first detection information and first identifier information, obtain the first upload information.
Specifically, SFF can be by the Firewall source address 192.168.1.1 sent and destination address 10.1.1.100 envelopes
First is filled mounted in network service host (Network Service Host, NSH) head, and in NSH nsh/nsh1 fields
Identification information 1 obtains the first upload information in this way.
Step 306, the first upload information of SFF transmission targets SF to controller.
Wherein, the first upload information is for determining failure present in processing clear text information process.
Step 307, controller receive the first upload information for the target SF that SFF is sent.
Step 308, controller identify the first identifier information in the first upload information, and obtain and first identifier information pair
The clear text information answered.
Specifically, controller identifies 1 in the first upload information, clear text information corresponding with 1 is obtained for source
Location 192.168.1.1 and destination address 10.1.1.100.
Step 309, controller identify the first upload information, obtain the first detection information.
Specifically, controller carries out parsing identifying processing to the first upload information that SFF is sent, it is corresponding to obtain 1 process
Detection information is source address 192.168.1.1, destination address 10.1.1.100.
Step 310, SFF response detection instructions, and receive the second detection information that target SF is sent.
Wherein, the second detection information is the information obtained after SF pairs of the first detection information of target is handled.
Specifically, the second detection information that target SF is sent can be target SF carries out related industry to pending message information
The processing result information obtained after business processing.Illustratively, it is assumed that Firewall can realize network address translation (Network
Address Translation, NAT) function, in this way, source address 192.168.1.1 is converted to destination address by Firewall
10.1.1.100 it is 10.1.1.100 to obtain handling result i.e. the second detection information.
Step 311, SFF obtain second identifier information.
Wherein, second identifier information is to obtain the process identification of second identifier information.
Specifically, second identifier information can be target SF send pending message information is handled after obtained place
Result is managed to the process of SFF.For example, Firewall will be converted to source address 192.168.1.1 destination address 10.1.1.100
The process identification that obtained handling result 10.1.1.100 is sent to corresponding SFF is 2.
Step 312, SFF encapsulate the second detection information and second identifier information, obtain the second upload information.
Specifically, FW can be sent the second detection information 10.1.1.100 by SFF is encapsulated in network service host NSH heads,
And in NSH nsh/nsh1 fields filling second identifier information 2, the second upload information available in this way.
Step 313, the second upload information of SFF transmission targets SF to controller.
Wherein, the second upload information is for determining failure present in processing clear text information process.
Step 314, controller receive the second upload information for the target SF that SFF is sent.
Step 315, controller identify the second identifier information in the second upload information, and obtain and second identifier information pair
The expectation message information answered.
Specifically, controller identifies the second identifier information 2 in the second upload information, and Firewall is obtained in 2 processes
When corresponding expectation message information be 10.1.1.100.
Step 316, controller judge whether the first detection information matches with clear text information.
Specifically, controller is to detection information " source address 192.168.1.1 and the mesh when identification information received is 1
Address 10.1.1.100 " judged with pending information " source address 192.168.1.1 and destination address 10.1.1.100 ".
It should be noted that the operation order between step 310-315 and step 316 is without point of priority, step 310-315
It can be executed after step 316, or operation can be carried out at the same time with step 316, specific implementation procedure can be according to reality
The application scenarios on border determine；
If step 317, the first detection information and clear text information matches, controller identifies that the second upload information obtains
Second detection information.
Wherein, the second detection information is obtained after SF pairs of the first detection information of target is handled.
Specifically, if the first detection information is mismatched with clear text information, without carrying out subsequent processing.It is exemplary
, due to identification information be 1 when detection information " source address 192.168.1.1 and destination address 10.1.1.100 " with it is pending
Information " source address 192.168.1.1 and destination address 10.1.1.100 " matches, it is possible to be solved to the second upload information
Identifying processing is analysed, the information for obtaining 2 process of identification information is 10.1.1.100.
Step 318, controller judge whether the second detection information matches with desired message information.
Specifically, it is expected that message information can be in the corresponding process flow of second identifier information, target SF is according to it
It is specific to execute the output result that obtained on functional theories.Illustratively, the function of Firewall is to convert source address
For purpose address, i.e. the output information of Firewall should be destination address, that is, it is expected that message information is 10.1.1.100.
If step 319, the second detection information are mismatched with desired message information, controller determines that target SF breaks down.
Specifically, if the second detection information is matched with desired message information, target SF is normal, can according to above-mentioned flow
Judged with the processing procedure to next target SF.Illustratively, if the second detection information is 10.1.1.100, with expectation
Message information is 10.1.1.100 matchings, so Firewall is working properly, i.e., the uplink mistake of the terminal access at Firewall
Cheng Zhengchang；It is that 10.1.1.100 is mismatched with desired message information if the second detection information is 10.1.1.101, it is possible to
It determines that Firewall breaks down, Inspection and analysis, i.e., the uplink mistake of the terminal access at Firewall need to be carried out to Firewall
Journey is abnormal.
It should be noted that the explanation in the present embodiment with same steps in other embodiments or concept, is referred to
Description in other embodiments, details are not described herein again.
The fault detection method that the embodiment of the present invention is provided, controller determine target SF and send detection instruction to SFF,
SFF receives the detection that controller is sent and instructs and respond detection instruction, and after receiving the detection information that target SF is sent, SFF is to inspection
Measurement information is handled to obtain the upload information of target SF, and sends the upload information of target SF to controller, and controller receives
The upload information for the target SF that SFF is sent, and based on the characteristic information of upload information acquisition target SF, it is then based on upload information
Failure present in processing clear text information process is determined with characteristic information；In this way, SFF acquisition target SF processing is pending
Relevant information during message information is simultaneously forwarded to controller, and then controller is based on relevant information and target SF to pending
The expectation information that message information obtains after being handled carries out analyzing processing, is deposited to determine in processing clear text information process
Failure, solve the problems, such as in the prior art network management cannot quick detect and diagnose failure, realize network pipe
The quick detect and diagnose failure of layer is managed, ensure that the operation to network service and maintenance function.
The embodiment of the present invention provides a kind of fault detection method, and with reference to shown in Fig. 4, this approach includes the following steps：
Step 401, controller receive control instruction.
Wherein, clear text information is carried in control instruction.
It is sent out specifically, control instruction can be the specific clear text information process of controller simulation or terminal
The instruction sent to controller when a certain request.The control instruction received with controller is that detection source address is
192.168.1.1 terminal access destination address is whether the uplink process of the server of 10.1.1.100 is normal.
Step 402, the instruction of controller response control determine processing clear text information institute according to clear text information
Corresponding business function chain.
Wherein, business function chain is made of target SF.
Specifically, the business function chain corresponding to clear text information can carry out business to pending message information
One business data transmission chain of the SF compositions of processing.Illustratively, the terminal access mesh that detection source address is 192.168.1.1
Address be 10.1.1.100 server uplink process it is whether normal in, needed successively by Firewall, based on mobile position
The service of setting (Location Based Service, LBS), intrusion prevention system (Intrusion Prevention System,
) etc. IPS processing, thus may determine that the terminal access destination address for being 192.168.1.1 to source address is 10.1.1.100
The business function chain that is detected of uplink process of server be Firewall->IPS->LBS.
Step 403, controller determine target SF according to business function chain.
Specifically, can determine each target for carrying out business determination to pending message information based on business function chain
SF。
Step 404, controller send detection instruction to SFF.
Step 405, SFF receive the detection instruction that controller is sent.
Wherein, detection instruction is used to indicate SFF and obtains detection information from target SF.
Step 406, SFF response detection instructions, and receive the first detection information that target SF is sent.
Step 407, SFF obtain first identifier information.
Wherein, first identifier information is the mark for the flow for obtaining the first detection information.
It should be noted that the operation order between step 406 and step 407 is without point of priority, step 406 can be in step
It is executed after rapid 407, or operation can be carried out at the same time with step 407, specific implementation procedure can be according to actual application
Scene determines；
Step 408, SFF encapsulate the first detection information and first identifier information, obtain the first upload information.
Step 409, the first upload information of SFF transmission targets SF to controller.
Wherein, the first upload information is for determining failure present in processing clear text information process.
Step 410, controller receive the first upload information for the target SF that SFF is sent.
Step 411, controller identify the first identifier information in the first upload information, and obtain and first identifier information pair
The clear text information answered.
Step 412, controller identify the first upload information, obtain the first detection information.
Step 413, SFF response detection instructions, and receive the second detection information that target SF is sent.
Wherein, the second detection information is the information obtained after SF pairs of the first detection information of target is handled.
Step 414, SFF obtain second identifier information.
Wherein, second identifier information is to obtain the process identification of second identifier information.
Step 415, SFF encapsulate the second detection information and second identifier information, obtain the second upload information.
Step 416, the second upload information of SFF transmission targets SF to controller.
Wherein, the second upload information is for determining failure present in processing clear text information process.
Step 417, controller receive the second upload information for the target SF that SFF is sent.
Step 418, controller identify the second identifier information in the second upload information, and obtain and second identifier information pair
The expectation message information answered.
Step 419, controller judge whether the first detection information matches with clear text information.
It should be noted that the operation order between step 413-418 and step 419 is without point of priority, step 413-418
It can be executed after step 419, or operation can be carried out at the same time with step 419, specific implementation procedure can be according to reality
The application scenarios on border determine；
If step 420, the first detection information and clear text information matches, controller identifies that the second upload information obtains
Second detection information.
Wherein, the second detection information is obtained after SF pairs of the first detection information of target is handled.
Step 421, controller judge whether the second detection information matches with desired message information.
If step 422, the second detection information are mismatched with desired message information, controller determines that target SF breaks down.
Specifically, data transmission procedure corresponding with the embodiment of the present invention is as shown in figure 5, shown in dotted line frame be business
Function chain, each business function node SF by actually carrying out various different business processing are formed, and wherein arrow direction indicates
Clear text information transfer directions between SF, 1-10 labels indicate the actual transmissions process of clear text information, wherein
It is analyzed using the clear text information at fault detection method pair 2 and 3,4 and 5,7 and 8 provided in an embodiment of the present invention
Processing, to detect the position that simultaneously positioning failure occurs, further, 11,12 message transmitting procedures indicate to work as controller and function
Carry out data transmission the process with information exchange between forward node SFF, wherein there is certain corresponding pass between SF and SFF
System, but it is not limited to the correspondence in the embodiment of the present invention.
It should be noted that the explanation in the present embodiment with same steps in other embodiments or concept, is referred to
Description in other embodiments, details are not described herein again.
The fault detection method that the embodiment of the present invention is provided, controller determine target SF and send detection instruction to SFF,
SFF receives the detection that controller is sent and instructs and respond detection instruction, and after receiving the detection information that target SF is sent, SFF is to inspection
Measurement information is handled to obtain the upload information of target SF, and sends the upload information of target SF to controller, and controller receives
The upload information for the target SF that SFF is sent, and based on the characteristic information of upload information acquisition target SF, it is then based on upload information
Failure present in processing clear text information process is determined with characteristic information；In this way, SFF acquisition target SF processing is pending
Relevant information during message information is simultaneously forwarded to controller, and then controller is based on relevant information and target SF to pending
The expectation information that message information obtains after being handled carries out analyzing processing, is deposited to determine in processing clear text information process
Failure, solve the problems, such as in the prior art network management cannot quick detect and diagnose failure, ensure that network pipe
The quick detect and diagnose failure of layer is managed, ensure that the operation to network service and maintenance function.
An embodiment of the present invention provides a kind of controllers 5, can be applied to Fig. 1, one kind that 3~5 corresponding embodiments provide
In fault detection method, with reference to shown in Fig. 6, which includes：First processing units 51, second processing unit 52 and determining list
Member 53, wherein：
First processing units 51 for determining target service functional node SF, and send detection instruction to function transponder
SFF。
Wherein, target SF is the SF that can handle clear text information, and SFF is corresponding with target SF.
Second processing unit 52, the upload information of the target SF for receiving SFF transmissions, and mesh is obtained based on upload information
Mark the characteristic information of SF.
Determination unit 53 is determined and is deposited in processing clear text information process for being based on upload information and characteristic information
Failure.
The controller that the embodiment of the present invention is provided determines target SF and sends detection instruction to SFF, receives SFF hairs
The upload information of the target SF sent, and based on the characteristic information of upload information acquisition target SF, it is then based on upload information and spy
Reference breath determines failure present in processing clear text information process；In this way, passing through upload information to target SF and spy
Reference breath carries out analyzing processing, so that it is determined that failure present in processing clear text information process, solves the prior art
Middle network management cannot quickly detect and diagnose failure the problem of, realize the quick detect and diagnose failure of network management,
It ensure that the operation to network service and maintenance function.
Specifically, with reference to shown in Fig. 7, second processing unit 52 includes：Receiving module 521 and first processing module 522,
In：
Receiving module 521, the first upload information and the second upload information of the target SF for receiving SFF transmissions.
First processing module 522, for identification the first identifier information in the first upload information, and acquisition and first identifier
The corresponding clear text information of information.
First processing module 522, the second identifier information being additionally operable in the second upload information of identification, and obtain and the second mark
Know the corresponding expectation message information of information.
Specifically, with reference to shown in Fig. 8, determination unit 53 includes：Identification module 531, judgment module 532 and determining module
533, wherein：
Identification module 531, the first upload information, obtains the first detection information for identification.
Judgment module 532, for judging whether the first detection information matches with clear text information.
Identification module 531 identifies the second upload information if being additionally operable to the first detection information and clear text information matches
Obtain the second detection information.
Wherein, the second detection information is obtained after SF pairs of the first detection information of target is handled.
Judgment module 532 is additionally operable to judge whether the second detection information matches with desired message information.
Determining module 533 determines that event occurs for target SF if being mismatched for the second detection information and desired message information
Barrier.
Specifically, with reference to shown in Fig. 9, further include before first processing units 51：First receiving unit 54 and response unit
55, wherein：
First receiving unit 54, for receiving control instruction.Wherein, clear text information is carried in control instruction.
Response unit 55 is instructed for response control, and processing clear text information is determined according to clear text information
Corresponding business function chain.
Wherein, business function chain is made of target SF.
Correspondingly, the first determination unit 51 is specifically used for：
According to business function chain, target SF is determined.
It should be noted that the interactive process in the present embodiment between each unit and module, is referred to Fig. 1,3~5
Interactive process in a kind of fault detection method that corresponding embodiment provides, details are not described herein again.
The controller that the embodiment of the present invention is provided determines target SF and sends detection instruction to SFF, receives SFF hairs
The upload information of the target SF sent, and based on the characteristic information of upload information acquisition target SF, it is then based on upload information and spy
Reference breath determines failure present in processing clear text information process；In this way, passing through upload information to target SF and spy
Reference breath carries out analyzing processing, so that it is determined that failure present in processing clear text information process, solves the prior art
Middle network management cannot quickly detect and diagnose failure the problem of, realize the quick detect and diagnose failure of network management,
It ensure that the operation to network service and maintenance function.
An embodiment of the present invention provides a kind of function transponder SFF 6, can be applied to the corresponding embodiment in Fig. 2~5 and provide
A kind of fault detection method in, referring to Fig.1 shown in 0, which includes：Second receiving unit 61, third processing unit 62,
Four processing units 63 and transmission unit 64, wherein：
Second receiving unit 61, the detection instruction for receiving controller transmission.
Wherein, detection instruction is used to indicate SFF and obtains detection information from target SF.
Third processing unit 62 for responding detection instruction, and receives the detection information that target SF is sent.
Fourth processing unit 63 obtains the upload information of target SF for handling detection information.
Transmission unit 64, for sending the upload information of target SF to controller.
Wherein, upload information is for determining failure present in processing clear text information process.
The SFF that the embodiment of the present invention provides receives the detection that controller is sent and instructs and respond detection instruction, receives mesh
The detection information that SF is sent is marked, then detection information is handled, obtains the upload information of target SF, response detection instruction is simultaneously
The upload information of target SF is sent to controller；In this way, the upload information of target SF is sent to controller, in order to controller
Analyzing processing is carried out to the upload information of target SF and determines failure present in processing clear text information process, is solved existing
Have in technology network management cannot quickly detect and diagnose failure the problem of, realize the quick detect and diagnose of network management
Failure ensure that the operation to network service and maintenance function.
Specifically, referring to Fig.1 shown in 1, third processing unit 62 includes：Respond module 621 and receiving module 622；Wherein：
Respond module 621, for responding detection instruction.
Receiving module 622, the first detection information sent for receiving target SF.
Receiving module 622 is additionally operable to receive the second detection information that target SF is sent.
Wherein, the second detection information is the information obtained after SF pairs of the first detection information of target is handled.
Specifically, referring to Fig.1 shown in 2, fourth processing unit 63 includes：Acquisition module 631 and package module 632, wherein：
Acquisition module 631, for obtaining first identifier information.
Wherein, first identifier information is the mark for the flow for obtaining the first detection information.
Package module 632 obtains the first upload information for encapsulating the first detection information and first identifier information.
Acquisition module 631 is additionally operable to obtain second identifier information.
Wherein, second identifier information is to obtain the process identification of second identifier information.
Package module 632 is additionally operable to the second detection information of encapsulation and second identifier information, obtains the second upload information.
It should be noted that the interactive process in the present embodiment between each unit and module, is referred to Fig. 2~5 pair
Interactive process in a kind of fault detection method that the embodiment answered provides, details are not described herein again.
The function transponder SFF that the embodiment of the present invention is provided receives detection instruction and target SF that controller is sent
The detection information of transmission, is then handled detection information, obtains the upload information of target SF, and response detection is instructed and sent
The upload information of target SF is to controller；In this way, the upload information of target SF is sent to controller, in order to which controller is to mesh
The upload information for marking SF carries out failure present in analyzing processing determination processing clear text information process, solves existing skill
In art network management cannot quickly detect and diagnose failure the problem of, realize the quick detect and diagnose of network management therefore
Barrier, ensure that the operation to network service and maintenance function.
In practical applications, first processing units 51, second processing unit 52, determination unit 53, the first receiving unit 54,
Response unit 55, receiving module 521, first processing module 522, identification module 531, judgment module 532, determining module 533,
Two receiving units 61, third processing unit 62, fourth processing unit 63, transmission unit 64, respond module 621, receiving module
622, acquisition module 631 and package module 632 can be by the central processing unit (Central in wireless data sending device
Processing Unit, CPU), microprocessor (Micro Processor Unit, MPU), digital signal processor
(Digital Signal Processor, DSP) or field programmable gate array (Field Programmable Gate
Array, FPGA) etc. realizations.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the shape of hardware embodiment, software implementation or embodiment combining software and hardware aspects can be used in the present invention
Formula.Moreover, the present invention can be used can use storage in the computer that one or more wherein includes computer usable program code
The form for the computer program product implemented on medium (including but not limited to magnetic disk storage and optical memory etc.).
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (14)
1. a kind of fault detection method, which is characterized in that the method includes：
It determines target service functional node SF, and sends detection instruction to function transponder SFF；Wherein, the target SF is energy
The SF of clear text information is enough handled, the SFF is corresponding with the target SF；
The upload information for the target SF that the SFF is sent is received, and obtains the target SF's based on the upload information
Characteristic information；
Based on the upload information and the characteristic information, determines and handle event present in the clear text information process
Barrier.
2. according to the method described in claim 1, it is characterized in that, the upload information includes in the first upload information and second
Communication ceases, the upload information for receiving the target SF that the SFF is sent, and obtains the mesh based on the upload information
The characteristic information of SF is marked, including：
Receive first upload information for the target SF that the SFF is sent and second upload information；
Identify the first identifier information in first upload information, and obtain it is corresponding with the first identifier information described in wait for
Handle message information；
It identifies the second identifier information in second upload information, and obtains expectation report corresponding with the second identifier information
Literary information.
3. according to the method described in claim 2, it is characterized in that, described based on the upload information and the characteristic information,
It determines and handles failure present in the clear text information process, including：
It identifies first upload information, obtains the first detection information；
Judge whether first detection information matches with the clear text information；
If first detection information and the clear text information matches identify that second upload information obtains the second inspection
Measurement information；Wherein, second detection information is obtained after the target SF handles first detection information；
Judge whether second detection information matches with the expectation message information；
If second detection information is mismatched with the expectation message information, determine that the target SF breaks down.
4. according to the method described in claim 1, it is characterized in that, before the determining target service functional node SF, including：
Receive control instruction；Wherein, clear text information is carried in the control instruction；
The control instruction is responded, is determined and is handled corresponding to the clear text information according to the clear text information
Business function chain；Wherein, the business function chain is made of the target SF；
Correspondingly, the determining target service functional node SF, and detection instruction is sent to function transponder SFF, including：
According to the business function chain, the target SF is determined；
Detection instruction is sent to the SFF.
5. a kind of fault detection method, which is characterized in that the method includes：
Receive the detection instruction that controller is sent；Wherein, the detection instruction is used to indicate the SFF and is obtained from the target SF
Detection information；
The detection instruction is responded, and receives the detection information that target SF is sent；
The detection information is handled, the upload information of the target SF is obtained；
The upload information of the target SF is sent to the controller；Wherein, the upload information is waited for for determining described in processing
Handle message information existing failure in the process.
6. according to the method described in claim 5, it is characterized in that, response detection instruction, and receiving target SF and sending out
The detection information sent, including：
The detection instruction is responded, the first detection information that the target SF is sent is received；
The detection instruction is responded, the second detection information that the target SF is sent is received；Wherein, second detection information is
The information that the target SF is obtained after handling first detection information.
7. according to the method described in claim 6, it is characterized in that, the upload information includes in the first upload information and second
Communication ceases, described to handle the detection information, obtains the upload information of the target SF, including：
Obtain first identifier information；Wherein, the first identifier information is the mark for the flow for obtaining first detection information；
First detection information and the first identifier information are encapsulated, first upload information is obtained；
Obtain second identifier information；Wherein, second identifier information is to obtain the process identification of the second identifier information；
Second detection information and the second identifier information are encapsulated, second upload information is obtained.
8. a kind of controller, which is characterized in that the controller includes：First processing units, second processing unit and determining list
Member；Wherein：
The first processing units for determining target service functional node SF, and send detection instruction to function transponder
SFF；Wherein, the target SF is the SF that can handle clear text information, and the SFF is corresponding with the target SF；
The second processing unit, the upload information for receiving the target SF that the SFF is sent, and it is based on the upload
The characteristic information of target SF described in acquisition of information；
The determination unit handles the clear text letter for based on the upload information and the characteristic information, determining
Existing failure during breath.
9. controller according to claim 8, which is characterized in that the upload information includes the first upload information and second
Upload information, the second processing unit include：Receiving module and first processing module；Wherein：
The receiving module, first upload information and described second for receiving the target SF that the SFF is sent
Upload information；
The first processing module, the first identifier information in first upload information for identification, and obtain and described the
The clear text information corresponding to one identification information；
The first processing module is additionally operable to identify the second identifier information in second upload information, and obtain with it is described
The corresponding expectation message information of second identifier information.
10. controller according to claim 9, which is characterized in that the determination unit includes：Identification module judges mould
Block and determining module；Wherein：
The identification module, first upload information, obtains the first detection information for identification；
The judgment module, for judging whether first detection information matches with the clear text information；
The identification module, if being additionally operable to first detection information and the clear text information matches, identification described the
Two upload informations obtain the second detection information；Wherein, second detection information is that the target SF believes first detection
What breath obtained after being handled；
The judgment module is additionally operable to judge whether second detection information matches with the expectation message information；
The determining module determines the target if being mismatched for second detection information and the expectation message information
SF breaks down.
11. controller according to claim 8, which is characterized in that further include before the first processing units：First connects
Receive unit and response unit；Wherein：
First receiving unit, for receiving control instruction；Wherein, clear text letter is carried in the control instruction
Breath；
The response unit waits locating for responding the control instruction according to described in clear text information determination processing
Manage corresponding business function chain described in message information；Wherein, the business function chain is made of the target SF；
Correspondingly, first determination unit is specifically used for：
According to the business function chain, the target SF is determined.
12. a kind of function transponder SFF, which is characterized in that the SFF includes：Second receiving unit, third processing unit,
Four processing units and transmission processing unit；Wherein：
Second receiving unit receives the detection instruction that controller is sent；Wherein, the detection instruction is used to indicate described
SFF obtains detection information from the target SF；
The third processing unit for responding the detection instruction, and receives the detection information that target SF is sent；
The fourth processing unit obtains the upload information of the target SF for handling the detection information；
The transmission processing unit, for sending the upload information of the target SF to the controller；Wherein, the upper communication
Breath handles failure present in the clear text information process for determining.
13. SFF according to claim 12, which is characterized in that the third processing unit is specifically used for：
Response detection instruction；
Receive the first detection information that the target SF is sent；
Receive the second detection information that the target SF is sent；Wherein, second detection information is the target SF to described
The information that first detection information obtains after being handled.
14. SFF according to claim 13, which is characterized in that the upload information includes the first upload information and second
Upload information, the fourth processing unit include：Acquisition module and package module；Wherein：
The acquisition module, for obtaining first identifier information；Wherein, the first identifier information is to obtain first detection
The mark of the flow of information；
The package module obtains described first and uploads for encapsulating first detection information and the first identifier information
Information；
The acquisition module is additionally operable to obtain second identifier information；Wherein, second identifier information is to obtain the second identifier letter
The process identification of breath；
The package module is additionally operable to encapsulate second detection information and the second identifier information, obtain on described second
Communication ceases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132248.7A CN108574582B (en) | 2017-03-07 | 2017-03-07 | Fault detection method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710132248.7A CN108574582B (en) | 2017-03-07 | 2017-03-07 | Fault detection method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108574582A true CN108574582A (en) | 2018-09-25 |
| CN108574582B CN108574582B (en) | 2022-05-13 |
Family
ID=63577746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710132248.7A Active CN108574582B (en) | 2017-03-07 | 2017-03-07 | Fault detection method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108574582B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515816A (en) * | 2014-10-20 | 2016-04-20 | 中兴通讯股份有限公司 | Processing method and apparatus for detection level information |
| CN105553751A (en) * | 2014-10-24 | 2016-05-04 | 中兴通讯股份有限公司 | Deep statistics inspection method and system based on data packet flow intelligent analysis |
| CN105871674A (en) * | 2015-01-23 | 2016-08-17 | 华为技术有限公司 | Ring protection link fault protection method, device and system |
| WO2016180181A1 (en) * | 2015-08-28 | 2016-11-17 | 中兴通讯股份有限公司 | Service function deployment method and apparatus |
-
2017
- 2017-03-07 CN CN201710132248.7A patent/CN108574582B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515816A (en) * | 2014-10-20 | 2016-04-20 | 中兴通讯股份有限公司 | Processing method and apparatus for detection level information |
| CN105553751A (en) * | 2014-10-24 | 2016-05-04 | 中兴通讯股份有限公司 | Deep statistics inspection method and system based on data packet flow intelligent analysis |
| CN105871674A (en) * | 2015-01-23 | 2016-08-17 | 华为技术有限公司 | Ring protection link fault protection method, device and system |
| WO2016180181A1 (en) * | 2015-08-28 | 2016-11-17 | 中兴通讯股份有限公司 | Service function deployment method and apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108574582B (en) | 2022-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107566152B (en) | Method and device for virtual network link detection | |
| EP1892929B1 (en) | A method, an apparatus and a system for message transmission | |
| CN101772918B (en) | Operation, administration and maintenance (OAM) for chains of services | |
| US9577913B2 (en) | Layer-3 performance monitoring sectionalization | |
| JP2020201951A (en) | Virtualized real-time i/o in process control systems | |
| US11184267B2 (en) | Intelligent in-band telemetry auto-configuration for IP networks | |
| US10326680B2 (en) | Generic operations, administration, and maintenance (OAM) function | |
| US20170155717A1 (en) | Direct memory access for endpoint devices | |
| US11917027B2 (en) | Method and system for providing time-critical services | |
| US10050859B2 (en) | Apparatus for processing network packet using service function chaining and method for controlling the same | |
| JP2018037066A (en) | Process control communication architecture | |
| US20070174724A1 (en) | Apparatus and method for detecting network failure location | |
| CN103763121A (en) | Method and device for quickly issuing network configuration information | |
| US20170054680A1 (en) | Control method, information processing apparatus, and storage medium | |
| CN105515816B (en) | Processing method and device for detecting hierarchical information | |
| US20140156867A1 (en) | Offload processing interface | |
| CN110417687A (en) | A kind of message sends and receives method and device | |
| CN105323128A (en) | Method, device and system for connecting front-end device to server | |
| JP2018522480A (en) | Method and apparatus for searching a fronthaul topology | |
| US8891405B2 (en) | Integrated device management over Ethernet network | |
| JP2016149692A (en) | Normality check system, monitoring apparatus, method and program | |
| CN105049239B (en) | The recognition methods of interface connection relation and system | |
| CN104320322A (en) | Message control method and equipment | |
| CN108574582A (en) | Fault detection method and device | |
| US11522762B2 (en) | Coordination device and method for providing control applications via a communication network for transmitting time-critical data |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |