CN105049299B - Detection method and device, the network architecture of time delay status information - Google Patents
Detection method and device, the network architecture of time delay status information Download PDFInfo
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Abstract
This application discloses a kind of detection method of time delay status information, the method includes:Data table memory, tables of data include the correspondence of the detection stream information and link information planned on the source node in advance;Flow table is generated on the controller according to tables of data, and flow table includes the action message of matched detection stream information with processing the detection stream, and action message is to be forwarded from a certain interface of the network equipment;According to the action message for handling the detection stream in flow table, the detection stabbed at the first time that carries that instruction intermediate node forwarding source node is sent flow to destination node, and determines the second timestamp;According to first time stamp and the second timestamp, determine that the time delay status information of corresponding link information is flowed in detection.By the embodiment of the present application, the time delay status information between any two node in the network architecture can be detected, the link section in time delay state is detected quickly and accurately, improves the detection efficiency of time delay status information.
Description
Technical field
This application involves field of computer technology, and in particular to the detection technique field of time delay status information, more particularly to
Detection method and device, the network architecture of time delay status information.
Background technology
Network quality is one of the most important index that Internet company weighs own services quality with operator, current big portion
The monitoring network quality divided focuses mainly on whether link interrupts, and the network quality caused by line degradation, flow congestion etc.
Problem becomes the blind area of monitoring.In addition, in order to make bandwidth be fully utilized, operator and Large-Scale Interconnected net enterprise generally use
The load balancing network architecture of multi-layer, however while benefit from load balancing, it also exacerbates network link quality monitoring and covers
The difficulty of full link is covered, for example service traffics are beaten in problematic link, but the flow for monitoring or investigating is beaten in normal link
On, cause troubleshooting difficult.
In the prior art, the network equipment of each manufacturer mainly realizes load balancing by hash algorithm, particular by
Constantly transformation Hash parameter manufacture detection stream, to detect all links.The corresponding link information of Hash parameter is recorded, according to this
Hash parameter analog detection stream again, reappears respective links information, is subtracted each other by the timestamp of both ends server, obtain the chain
The delay on road.
But in the prior art, due to the consistency problem of Hash parameter, the detection number of stochastic transformation Hash parameter composition
Certain chain roads can be gradually converged on according to message, causes the result that a large amount of probes return identical, can not finally cover full link;
When link changes (e.g., bandwidth dilatation, link migration), the relationship between the Hash parameter obtained originally and link is no longer
Matching, needs to recalculate the relationship between Hash parameter and link;The prior art detects topology according to three layers of Hash parameter,
When multilink shares an IP address (such as multilink bundling technology), each link can not be detected at this time, and causing cannot be fast
Speed and the accurate link for detecting to be in time delay state.
Invention content
The purpose of the application is to propose detection method and device, the network architecture of time delay status information, existing to solve
The problem of link in time delay state cannot be fast and accurately detected in technology.
To achieve the above object, this application provides following schemes:
In a first aspect, this application provides a kind of detection method of time delay status information, the method includes:In advance in source
Data table memory on node, the tables of data include the correspondence of the detection stream information and link information planned;According to institute
It states tables of data and generates flow table on the controller, the flow table includes that matched detection stream information is believed with the action for handling the detection stream
Breath, the action message are to be forwarded from a certain interface of the network equipment;According to the processing detection stream in the flow table
Action message, the detection for carrying stamp at the first time that instruction intermediate node forwards the source node to send flow to purpose section
Point, and determine the second timestamp;According to first time stamp and second timestamp, determine that the detection stream corresponds to
Link information time delay status information.
In some embodiments, after the time delay status information of the corresponding link information of the determination detection stream, institute
The method of stating further includes:The time delay status information is added to the detection stream information in the tables of data and link information
In correspondence;Wherein, the tables of data includes multiple entries, and each entry records the detection stream information, the detection
Flow corresponding link information, the time delay status information correspondence.
In some embodiments, the link information includes multiple link sections, each link section be two intermediate nodes it
Between a link;The link information is used to indicate the path that the intermediate node forwards the detection stream.
In some embodiments, the method further includes:Receive the time delay that corresponding multiple link informations are flowed in multiple detections
Status information, wherein the multiple link information is the link information between the source node and the destination node;According to
The time delay status information of corresponding multiple link informations is flowed in the multiple detection, determine the source node and the destination node it
Between delay link section.
In some embodiments, the delay link section between the determination source node and the destination node, specifically
Including:Delay threshold is set;Exclude the link information that the time delay status information is less than the delay threshold;Count remaining chain
Multiple link sections in the information of road determine the delay link section.
In some embodiments, the detection stream information is four-tuple, and the four-tuple includes:The network of the source node
Protocol IP address, the IP address of the destination node, the source node port, the destination node port.
In some embodiments, the method further includes:Receive the detection stream for carrying stamp at the first time;Determined for the second time
Stamp, current time when second timestamp is the detection stream for receiving and carrying stamp at the first time;When according to described first
Between stab and second timestamp, calculate the time delay status information that corresponding link information is flowed in the detection;According to multiple spies
The time delay status information of the corresponding link information of flow measurement determines delay link section.
In some embodiments, the method further includes:It is previously stored with tables of data, the tables of data includes detection stream letter
The correspondence of breath and link information;First time stamp is added to detection stream, and sends the detection for carrying stamp at the first time
It flows to interchanger, and sends the tables of data to controller, so that the controller generates flow table according to tables of data.
In some embodiments, the method further includes:The flow table that controller issues is received, the flow table includes matched
Detect the action message of stream information Yu the switch processes detection stream, the interchanger is according to the detection stream that handles in flow table
Action message forwards the detection stream.
In some embodiments, the interchanger receives the flow table quantity of the controller transmission more than the interchanger
Port number.
Second aspect, this application provides a kind of detection device of time delay status information, described device includes:Storage is single
Member, for data table memory, the tables of data to include the detection stream information and link information planned on the source node in advance
Correspondence;Generation unit, for generating flow table on the controller according to the tables of data, the flow table includes matched detection
Stream information and the action message for handling the detection stream, the action message are to be forwarded from a certain interface of the network equipment;Forwarding is single
Member, for the action message according to the processing detection stream in the flow table, instruction intermediate node forwards the source node
The detection for carrying stamp at the first time sent flow to destination node, and determines the second timestamp;Determination unit is used for root
According to first time stamp and second timestamp, determine that the time delay state letter of corresponding link information is flowed in the detection
Breath.
The third aspect, this application provides a kind of network architecture, the network architecture includes:Source server, for advance
It is stored with tables of data, the tables of data includes detecting the correspondence of stream information and link information;First time stamp is added to
Detection stream, and the detection stream for carrying first time stamp is sent, and the tables of data is sent, the first time stamp is transmission
Current time when the detection stream;Controller, the tables of data sent for receiving the source server, according to the number
Flow table is generated according to table;Interchanger, the detection stream sent for receiving the source server, receives what the controller issued
The flow table, the flow table includes the action message of matched detection stream information Yu switch processes the detection stream, according to described
The action message of the processing detection stream in flow table carries the detection stream of stamp at the first time described in forwarding;Purpose
Server determines the second timestamp, according to described first when for receiving the detection stream for carrying first time stamp
Timestamp and second timestamp calculate the time delay status information that corresponding link information is flowed in the detection.
In some embodiments, the destination server specifically includes:Receiving unit stabs at the first time for receiving to carry
Detection stream;Determination unit, for determining that the second timestamp, second timestamp are that described receive carries stamp at the first time
Current time when detection stream;Computing unit, for according to first time stamp and second timestamp, calculating institute
State the time delay status information that corresponding link information is flowed in detection;Processing unit is believed for flowing corresponding link according to multiple detections
The time delay status information of breath determines delay link section.
According to specific embodiment provided by the present application, this application discloses following technique effects:
By the embodiment of the present application, the time delay status information between any two node in the network architecture can be detected, soon
Speed simultaneously accurately detects the link section in time delay state, improves the detection efficiency of time delay status information.
Certainly, any product for implementing the application does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the network architecture schematic diagram according to the application;
Fig. 2 is the detection method flow chart according to the time delay status information of the embodiment of the present application one;
Fig. 3 is the detects schematic diagram according to the time delay status information of the application;
Fig. 4 is the detection method flow chart according to the time delay status information of the embodiment of the present application two;
Fig. 5 is the detection method flow chart according to the time delay status information of the embodiment of the present application three;
Fig. 6 is the detection device schematic diagram according to the application time delay status information.
Specific implementation mode
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, is illustrated only in attached drawing and invent relevant part with related.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The embodiment of the present application provides the detection method and device of time delay status information, the network architecture, can be that network takes
Device measurement load balancing of being engaged in provides data and supports.Network architecture schematic diagram as shown in Figure 1, the network rack in the embodiment of the present application
Structure 100 includes:Source server 101, controller 102, interchanger 103, destination server 104, by interchanger by source server
Destination server is issued in the detection circulation of transmission, judges whether detection stream prolongs from the time of source server arrival destination server
Late, delay chain section is found out according to the delaying state of source server to the multilink information between destination server.
Embodiment one
Fig. 2 is the detection method flow chart of time delay status information provided by the embodiments of the present application;Fig. 3 is the embodiment of the present application
The detects schematic diagram of the time delay status information of offer.The executive agent of the embodiment can be the network architecture, referring to Fig. 2 and Fig. 3,
The detection of time delay status information specifically includes following steps:
Step 201, data table memory, the tables of data include the detection stream information and chain planned on the source node in advance
The correspondence of road information;
The detection stream information is four-tuple, and the four-tuple includes:It is the network protocol IP address of the source node, described
The IP address of destination node, the source node port, the destination node port.Four-tuple represents a unique detection stream,
Ensure that the number of links between the mesh server of source can be detected with enough different detection streams.
The link information includes multiple link sections, and each link section is a link between two intermediate nodes;Institute
It states link information and is used to indicate the path that the intermediate node forwards the detection stream.
Referring to Fig. 3, the agreement interconnected between the network of S expression source servers is (English:Internet Protocol, referred to as
IP) address;M indicates the IP address of destination server;A, b, c, d, e and f indicate the interface IP by way of corresponding interchanger respectively
Address;Link information abc, indicate from the interface that the IP address of switch A is a to the interface that the IP address of switch b is b, then
The interface that IP address to interchanger C is c.
Tables of data such as table one is closed including at least the detection stream information (t1) planned is corresponding with link information (abc)
System.For example, the entry 1 in table one, indicates that the link information that detection stream t1 reaches destination server M from source server S is abc,
That is S sends detection stream t1 to a mouths of switch A, and forwards detection stream t1 to the b mouths of switch b, and switch b forwards detection again
C mouths of the t1 to interchanger C is flowed, interchanger C forwards t1 to M.
Table one
Entry | Source mesh node | Detect stream information | Link information |
1 | SM | t1 | abc |
2 | SM | t2 | abf |
3 | SM | t3 | dbf |
…… | …… | …… | …… |
Step 202 generates flow table according to the tables of data on the controller, and the flow table includes matched detection stream information
With the action message for handling the detection stream, the action message is to be forwarded from a certain interface of the network equipment;
In the embodiment of the present application, the network equipment can be interchanger, and action message is used to indicate interchanger and is receiving spy
How it should be handled after flow measurement, action message is divided into indispensable action and optional action, wherein indispensability action is desirable
It is supported by interchanger acquiescence, and optional action then needs to inform its action type that can be supported of controller by interchanger.Example
Such as, controller generates flow table, and by the flow table issuance to switch A, and detection stream t1 is forwarded from the a1 mouths of switch A to friendship
It changes planes the b mouths of B.
Controller is sent to port number of the flow table quantity more than interchanger of interchanger, to cover all link letters
Breath.
Step 203, according to the action message of the processing detection stream in the flow table, instruction intermediate node forwards institute
The detection for carrying stamp at the first time for stating source node transmission flow to destination node, and determines the second timestamp;
Source node, which stabs first time, before step 203 is added to detection stream, and the first time stamp is described in transmission
Current time when detection stream.Second timestamp be it is described receive carry at the first time stamp detection stream when it is current when
Between, when it is implemented, can when being forwarded to destination node, capture the current time of system residing for the network architecture, as
Two timestamps.Similarly, when sending detection stream from source node, the current time of system residing for the network architecture is captured, as the
First time stamp is added in detection stream and sends by one timestamp.
Step 204, according to first time stamp and second timestamp, determine the corresponding chain of detection stream
The time delay status information of road information.
It has been observed that assume the first time stamp that detection stream t1 is carried for 8 points 30 minutes one millisecond, and the second timestamp is
8 points 30 minutes two milliseconds, determine the corresponding link informations of detection stream t1 time delay status information be 1 millisecond.
Optionally, after the time delay status information of the corresponding link information of the determination detection stream, by the time delay
Status information is added in the correspondence of the detection stream information and link information in the tables of data;Wherein, the number
Include multiple entries according to table, each entry records the detection stream information, corresponding link information is flowed in the detection, it is described when
Prolong the correspondence of status information.Referring to table two, table two is the tables of data added after time delay status information.
Table two
Entry | Source mesh node | Detect stream information | Link information | Time delay status information |
1 | SM | t1 | abc | 1 millisecond |
2 | SM | t2 | abf | 100 milliseconds |
3 | SM | t3 | dbf | 100 milliseconds |
4 | SM | t4 | dbc | 2 milliseconds |
…… | …… | …… | …… | …… |
Optionally, the time delay status information that corresponding link information is flowed according to multiple detections determines delay link section.
Specifically, the time delay status information that corresponding multiple link informations are flowed in multiple detections is received, wherein the multiple chain
Road information is the link information between the source node and the destination node;It is flowed according to the multiple detection corresponding multiple
The time delay status information of link information determines the delay link section between the source node and the destination node.
Such as aforementioned table two, the time delay shape of the corresponding multiple link informations of multiple detection streams (t1, t2, t3, t4) received
State information, wherein the multiple link information is the link information between SM nodes;According in entry 2-4, link information
The time delay state of abf and link information dbf is overtime, and the time delay state of link information abc and dbc is not overtime, it is determined that SM is saved
Delay link section between point is bf.
Wherein, the delay link section between the determination source node and the destination node can be specifically:Setting
Delay threshold;Exclude the link information that the time delay status information is less than the delay threshold;It counts in remaining link information
Multiple link sections, determine the delay link section.
Therefore, by the embodiment of the present application, the time delay state letter between any two node in the network architecture can be detected
Breath detects quickly and accurately the link section in time delay state, improves the detection efficiency of time delay status information.
Embodiment two
In previous embodiment one, mainly from the angle of the network architecture, it is situated between to the detection method of time delay status information
It continues, in embodiment corresponding with embodiment one two, mainly from the angle of destination server to the detection side of time delay status information
Method is introduced.Referring to the detection method flow chart that Fig. 4 is time delay status information provided by the embodiments of the present application.The embodiment
Executive agent can be destination server, and this method may comprise steps of:
Step 401 receives the detection stream for carrying stamp at the first time;
Step 402 determines that the second timestamp, second timestamp are the detection stream for receiving and carrying stamp at the first time
When current time;
Step 403, according to first time stamp and second timestamp, calculate the corresponding chain of detection stream
The time delay status information of road information;
Step 404, the time delay status information that corresponding link information is flowed according to multiple detections, determine delay link section.
It is on the books in embodiment one due to the realization details in each step in the embodiment two, only describe
Angle is different, implements, and which is not described herein again.
Embodiment three
The embodiment is mainly introduced the detection method of time delay status information from the angle of source server.Referring to Fig. 5
For the detection method flow chart of time delay status information provided by the embodiments of the present application, this method may comprise steps of:
Step 501 is previously stored with tables of data, and the tables of data, which includes that detection stream information is corresponding with link information, closes
System;
First time is stabbed to be added to detect and be flowed, and sent the detection for carrying and stabbing at the first time and flow to exchange by step 502
Machine, and the tables of data is sent to controller, so that the controller generates flow table according to tables of data.
It is on the books in embodiment one due to the realization details in each step in the embodiment three, it implements i.e.
Can, only describe that angle is different, and which is not described herein again.
Example IV
The embodiment is mainly introduced the detection method of time delay status information from the angle of interchanger, and this method can be with
Including:
The flow table that controller issues is received, the flow table includes matched detection stream information and the switch processes detection stream
Action message, the interchanger forwards detection stream according to the action message of the processing detection stream in flow table.
It is on the books in embodiment one due to the realization details in each step in example IV, angle is only described
It spends different, implements, which is not described herein again.
Embodiment five
Corresponding with the detection method of time delay status information that the embodiment of the present application one provides, the embodiment of the present application also provides
A kind of detection device of time delay status information, mainly from the angle of the network architecture, time delay state shown in Figure 6
The detection device schematic diagram of information, the device can specifically include:Storage unit 601, generation unit 602,603 and of retransmission unit
Determination unit 604.
Storage unit 601, for data table memory, the tables of data to include the detection stream planned on the source node in advance
The correspondence of information and link information;
Generation unit 602, for generating flow table on the controller according to the tables of data, the flow table includes matched spy
Flow measurement information and the action message for handling the detection stream, the action message are to be forwarded from a certain interface of the network equipment;
Retransmission unit 603 indicates middle node for the action message according to the processing detection stream in the flow table
The detection for carrying stamp at the first time that point forwards the source node to send flow to destination node, and determines for the second time
Stamp;
Determination unit 604, for according to first time stamp and second timestamp, determining the detection stream
The time delay status information of corresponding link information.
Since the embodiment is one corresponding device of embodiment, the realization details in each step, in embodiment one
It is on the books, it implements, which is not described herein again.
Embodiment six
Corresponding with the detection method of time delay status information that the embodiment of the present application one provides, the embodiment of the present application also provides
A kind of network architecture, network architecture schematic diagram shown in Figure 1, the network architecture can specifically include:Source server
101, controller 102, interchanger 103 and destination server 104.
Source server 101, for being previously stored with tables of data, the tables of data includes detection stream information and link information
Correspondence;First time stamp is added to and detects stream, and sends the detection stream for carrying stamp at the first time, and described in transmission
Tables of data, the current time when first time stamp flows for the transmission detection;
Controller 102, the tables of data sent for receiving the source server, generates according to the tables of data and flows
Table;
Interchanger 103, the detection stream sent for receiving the source server, receives the institute that the controller issues
Flow table is stated, the flow table includes the action message of matched detection stream information Yu switch processes the detection stream, according to the stream
The action message of the processing detection stream in table carries the detection stream of stamp at the first time described in forwarding;
Destination server 104 determined for the second time when for receiving the detection stream for carrying first time stamp
Stamp calculates the time delay shape that corresponding link information is flowed in the detection according to first time stamp and second timestamp
State information.
Optionally, the destination server specifically includes:
Receiving unit, for receiving the detection stream for carrying stamp at the first time;
Determination unit, for determining that the second timestamp, second timestamp are that described receive carries stamp at the first time
Current time when detection stream;
Computing unit, for according to first time stamp and second timestamp, calculating the detection stream and corresponding to
Link information time delay status information;
Processing unit, the time delay status information for flowing corresponding link information according to multiple detections determine delay link
Section.
Since the embodiment is one corresponding device of embodiment, the realization details in each step, in embodiment one
It is on the books, it implements, which is not described herein again.
Involved module can be realized by way of software in the embodiment of the present application, can also pass through the side of hardware
Formula is realized.Described module can also be arranged in the processor, for example, can be described as:A kind of processor includes receiving
Module, determining module and control module.Wherein, the title of these modules is not constituted to the module itself under certain conditions
It limits, for example, receiving module is also described as " being configured to receive the module that request is established in connection from surrounding devices ".
As on the other hand, present invention also provides a kind of computer readable storage medium, the computer-readable storage mediums
Matter can be computer readable storage medium included in device described in above-described embodiment;Can also be individualism, not
The computer readable storage medium being fitted into terminal.There are one the computer-readable recording medium storages or more than one
Program, described program are used for executing the behaviour for being described in the micro projector of the application by one or more than one processor
Make method.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical solutions of arbitrary combination and formation.Such as features described above has similar work(with (but not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (13)
1. a kind of detection method of time delay status information, which is characterized in that the method includes:
Data table memory, the tables of data are corresponding with link information comprising the detection stream information planned on the source node in advance
Relationship;
Flow table is generated on the controller according to the tables of data, and the flow table includes matched detection stream information and the processing detection
The action message of stream, the action message are to be forwarded from a certain interface of the network equipment;
According to the action message of the processing detection stream in the flow table, instruction intermediate node forwards the source node to send
The detection for carrying stamp at the first time flow to destination node, and determine the second timestamp;
According to first time stamp and second timestamp, determine that the time delay of corresponding link information is flowed in the detection
Status information.
2. according to the method described in claim 1, it is characterized in that, the determination detection flow corresponding link information when
After prolonging status information, the method further includes:
The time delay status information is added to the correspondence of the detection stream information and link information in the tables of data
In;Wherein, the tables of data includes multiple entries, and it is corresponding that each entry records the detection stream information, detection stream
The correspondence of link information, the time delay status information.
3. according to the method described in claim 1, it is characterized in that,
The link information includes multiple link sections, and each link section is a link between two intermediate nodes;
The link information is used to indicate the path that the intermediate node forwards the detection stream.
4. according to the method described in claim 1, it is characterized in that, the method further includes:
Receive the time delay status informations that corresponding multiple link informations are flowed in multiple detections, wherein the multiple link information is
Link information between the source node and the destination node;
The time delay status information that corresponding multiple link informations are flowed according to the multiple detection, determines the source node and the mesh
Node between delay link section.
5. according to the method described in claim 4, it is characterized in that, between the determination source node and the destination node
Delay link section, specifically include:
Delay threshold is set;
Exclude the link information that the time delay status information is less than the delay threshold;
Multiple link sections in remaining link information are counted, determine the delay link section.
6. according to the method described in claim 1, it is characterized in that, the detection stream information be four-tuple, the four-tuple packet
It includes:The network protocol IP address of the source node, the IP address of the destination node, the source node port, the purpose section
Point port.
7. according to the method described in claim 1, it is characterized in that, the method further includes:
Receive the detection stream for carrying stamp at the first time;
The second timestamp is determined, when current when second timestamp is the detection stream for receiving and carrying stamp at the first time
Between;
According to first time stamp and second timestamp, the time delay that corresponding link information is flowed in the detection is calculated
Status information;
The time delay status information that corresponding link information is flowed according to multiple detections determines delay link section.
8. according to the method described in claim 1, it is characterized in that, the method further includes:
It is previously stored with tables of data, the tables of data includes detecting the correspondence of stream information and link information;
First time is stabbed and is added to detection stream, and sends the detection for carrying and stabbing at the first time and flows to interchanger, and is sent
The tables of data is to controller, so that the controller generates flow table according to tables of data.
9. according to the method described in claim 1, it is characterized in that, the method further includes:Interchanger receives controller and issues
Flow table, the flow table includes the action message of matched detection stream information Yu the switch processes detection stream, the interchanger
The detection stream is forwarded according to the action message for handling the detection stream in flow table.
10. according to the method described in claim 9, it is characterized in that, the interchanger receives the stream that the controller is sent
Table quantity is more than the port number of the interchanger.
11. a kind of detection device of time delay status information, which is characterized in that described device includes:
Storage unit, for data table memory on the source node in advance, the tables of data include the detection stream information planned with
The correspondence of link information;
Generation unit, for generating flow table on the controller according to the tables of data, the flow table includes matched detection stream letter
Breath and the action message for handling the detection stream, the action message are to be forwarded from a certain interface of the network equipment;
Retransmission unit, for the action message according to the processing detection stream in the flow table, instruction intermediate node forwarding
The detection for carrying stamp at the first time of the source node transmission flow to destination node, and determines the second timestamp;
Determination unit, for according to first time stamp and second timestamp, determining that corresponding chain is flowed in the detection
The time delay status information of road information.
12. a kind of network architecture, which is characterized in that the network architecture includes:
Source server, for being previously stored with tables of data, the tables of data, which includes that detection stream information is corresponding with link information, closes
System;First time stamp is added to detection stream, and sends the detection stream for carrying stamp at the first time, and sends the data
Table, the current time when first time stamp flows for the transmission detection;
Controller, the tables of data sent for receiving the source server generate flow table according to the tables of data;
Interchanger, the detection stream sent for receiving the source server, receives the flow table that the controller issues,
The flow table includes the action message of matched detection stream information Yu switch processes the detection stream, according to the institute in the flow table
The action message for handling the detection stream is stated, the detection stream of stamp at the first time is carried described in forwarding;
Destination server determines the second timestamp when for receiving the detection stream for carrying first time stamp, according to
The first time stamp and second timestamp calculate the time delay status information that corresponding link information is flowed in the detection.
13. the network architecture according to claim 12, which is characterized in that the destination server specifically includes:
Receiving unit, for receiving the detection stream for carrying stamp at the first time;
Determination unit, for determining that the second timestamp, second timestamp are the detection for receiving and carrying stamp at the first time
Current time when stream;
Computing unit, for according to first time stamp and second timestamp, calculating the detection and flowing corresponding chain
The time delay status information of road information;
Processing unit, the time delay status information for flowing corresponding link information according to multiple detections determine delay link section.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510537128.6A CN105049299B (en) | 2015-08-27 | 2015-08-27 | Detection method and device, the network architecture of time delay status information |
PCT/CN2015/096231 WO2017031858A1 (en) | 2015-08-27 | 2015-12-03 | Method and apparatus for detecting time delay state information, and network architecture |
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CN105049299B (en) * | 2015-08-27 | 2018-11-13 | 北京百度网讯科技有限公司 | Detection method and device, the network architecture of time delay status information |
CN105791113B (en) * | 2016-02-25 | 2019-11-29 | 上海斐讯数据通信技术有限公司 | A kind of multilink delay equalization method and system based on SDN |
CN106027189B (en) * | 2016-05-13 | 2018-08-31 | 自连电子科技(上海)有限公司 | It is a kind of to realize the method and system that internet of things equipment message time stamp is provided |
CN107508719B (en) * | 2017-02-15 | 2020-04-14 | 北京中航通用科技有限公司 | Method and device for measuring network time delay and network node |
CN108509455B (en) * | 2017-02-28 | 2021-12-24 | 百度在线网络技术(北京)有限公司 | Data table processing method and device |
CN109428785A (en) * | 2017-09-01 | 2019-03-05 | 阿里巴巴集团控股有限公司 | A kind of fault detection method and device |
CN110198332B (en) * | 2018-04-13 | 2021-11-16 | 腾讯科技(深圳)有限公司 | Scheduling method and device for content distribution network node and storage medium |
CN108833207B (en) * | 2018-06-19 | 2021-02-02 | 中国联合网络通信集团有限公司 | Time delay measuring method and system |
CN109959903B (en) * | 2019-03-07 | 2023-04-07 | 南京莱斯信息技术股份有限公司 | Device and method for detecting radar data transmission time delay on line |
CN112311619B (en) * | 2019-08-14 | 2022-04-05 | 北京字节跳动网络技术有限公司 | Network message delay detection method and device and electronic equipment |
CN110601888B (en) * | 2019-09-10 | 2020-11-06 | 清华大学 | Deterministic fault detection and positioning method and system in time-sensitive network |
CN110708597B (en) * | 2019-10-12 | 2022-01-18 | 腾讯科技(深圳)有限公司 | Live broadcast delay monitoring method and device, electronic equipment and readable storage medium |
CN110968479B (en) * | 2019-11-20 | 2023-05-23 | 北京宝兰德软件股份有限公司 | Service level full-link monitoring method and server for application program |
CN113411375B (en) * | 2021-05-08 | 2023-07-18 | 长沙智能驾驶研究院有限公司 | Information processing method, apparatus, and computer storage medium |
CN113162829B (en) * | 2021-05-19 | 2023-03-28 | 北京安信智通科技有限公司 | Method and device for determining transmission delay and storage medium |
CN114374625A (en) * | 2021-12-24 | 2022-04-19 | 董亮 | Time-sensitive network testing method and device, electronic equipment and storage medium |
CN115865683B (en) * | 2023-03-02 | 2023-05-23 | 山东创安交通预警工程有限公司 | Intelligent community equipment management system |
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