CN105530141A - Link state detection method and device - Google Patents
Link state detection method and device Download PDFInfo
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- CN105530141A CN105530141A CN201410583965.8A CN201410583965A CN105530141A CN 105530141 A CN105530141 A CN 105530141A CN 201410583965 A CN201410583965 A CN 201410583965A CN 105530141 A CN105530141 A CN 105530141A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
Abstract
The embodiment of the invention discloses a link state detection method and device. Link state data can be accurately fed back; link performance statistics and link failure analysis can be carried out by network management personnel according to the accurate link state data. The method comprises: when a local end receives continuity check message CCM messages sent by an opposite end, collecting the receiving parameters of the local end; analyzing the CCM messages by the local end, obtaining the sending parameters in sending the CCM messages by the opposite end, and obtaining the link states of the local end and the opposite end by the local end according to the receiving parameters and the sending parameters.
Description
Technical field
The present invention relates to the network communications technology, particularly relate to a kind of detection method and equipment of Link State.
Background technology
At present, what the operational administrative based on ethernet network effectively can improve Ethernet with (OAM, OperationAdministrationandMaintenance) technology of safeguarding administers and maintains ability, thus the stable operation of Logistics networks.In OAM, continuity detect-message (CCM, ContinuityCheckMessage) detection carries out to the CCM message that link opposite end sends the connectedness that time-out detection detects local side and opposite end link by local side, such as, if local side does not receive more than 3.5 times of cycles of giving out a contract for a project the CCM message that opposite equip. sends, then local side produces failure of connectivity alarm report.
But existing CCM detection method only can detect the connectivity of link of local side and opposite end, so network management personnel often can only determine Link State by experience and carry out accident analysis, cannot obtain Link State accurately.
Summary of the invention
For solving the problems of the technologies described above, the embodiment of the present invention expects the detection method and the equipment that provide a kind of Link State, can feedback link status data exactly, and network management personnel can be allowed to carry out the performance statistics of link and the accident analysis of link according to link state data accurately.
Technical scheme of the present invention is achieved in that
First aspect, embodiments provides a kind of detection method of Link State, comprising:
Local side, when receiving the CCM message that opposite end sends, gathers the receiving parameter of described local side;
Described local side resolves described CCM message, obtains the transmission parameter that described opposite end sends described CCM message;
The Link State of described local side local side and described opposite end according to described receiving parameter and described transmission parameter acquiring.
Further, the receiving parameter of described local side, comprising: the state of CCM message session, the packet receiving time of described CCM message, maximum packet receiving interval and minimum packet receiving interval are carried out in described local side and described opposite end;
Described opposite end sends the transmission parameter of described CCM message, comprising: described opposite end sends the time of described CCM message, the sequence number of described CCM message.
Further, the Link State of described local side local side and described opposite end according to described receiving parameter and described transmission parameter acquiring, specifically comprises:
Described local side determines the connectivity of link of described local side and described opposite end according to the state that described local side and described opposite end carry out the session of CCM message;
The time that described local side sends described CCM message according to described opposite end determines that described opposite end sends the frequency of described CCM message, and determines the time delay of described link in conjunction with packet receiving time of described CCM message;
Described local side determines the delay variation of the link of described local side and described opposite end according to described maximum packet receiving interval and described minimum packet receiving interval;
According to the continuity of the sequence number of described CCM message, described local side determines whether the link of described local side and described opposite end occurs packet loss.
Further, described local side determines the connectivity of link of described local side and described opposite end according to the state that described local side and described opposite end carry out the session of CCM message, comprising:
The initial condition of described connectivity of link is defaulted as link success status by described local side;
When linking success status, when described local side can receive described CCM message in the sense cycle preset always, determine that current ink is link success status;
When described local side does not receive CCM message in sense cycle, determine that current ink is link off-state;
When linking off-state, described local side, after receiving a described CCM message, when described local side receives second described CCM message in described sense cycle, determines that current ink reverts to link success status;
When described local side does not receive second described CCM message in described sense cycle, determine that current ink is still link off-state.
Further, described local side is before the continuity detect-message CCM message receiving opposite end transmission, and described method also comprises: configure the related protocol of CCM message and configure the receiving parameter of described local side and the transmission parameter of described opposite end.
Second aspect, embodiments provides a kind of checkout equipment of Link State, and described equipment is applied to local side, and described equipment comprises: receiving element, collecting unit, resolution unit and acquiring unit, wherein,
Described receiving element, for receiving the continuity detect-message CCM message that opposite end sends;
Described collecting unit, for described receiving element when receiving the continuity detect-message CCM message that opposite end sends, gathers the receiving parameter of described local side;
Described resolution unit, for resolving the CCM message that described receiving element receives, obtains the transmission parameter that described opposite end sends described CCM message;
Described acquiring unit, for the Link State of local side described in the transmission parameter acquiring that the receiving parameter that gathers according to described collecting unit and described resolution unit obtain and described opposite end.
Further, the receiving parameter of described local side, comprising: the state of CCM message session, the packet receiving time of described CCM message, maximum packet receiving interval and minimum packet receiving interval are carried out in described local side and described opposite end;
Described opposite end sends the transmission parameter of described CCM message, comprising: described opposite end sends the time of described CCM message, the sequence number of described CCM message.
Further, described acquiring unit, the state for carrying out the session of CCM message according to described local side and described opposite end determines the connectivity of link of described local side and described opposite end;
And the time sending described CCM message according to described opposite end determines that described opposite end sends the frequency of described CCM message, and determine the time delay of described link in conjunction with packet receiving time of described CCM message;
And, the delay variation of the link of described local side and described opposite end is determined according to described maximum packet receiving interval and described minimum packet receiving interval;
And, determine whether the link of described local side and described opposite end occurs packet loss according to the continuity of the sequence number of described CCM message.
Further, described acquiring unit, specifically for:
The initial condition of described connectivity of link is defaulted as link success status;
When linking success status, when described receiving element can receive described CCM message in the sense cycle preset always, determine that current ink is link success status;
When described receiving element can not receive CCM message in sense cycle, determine that current ink is link off-state;
When linking off-state, described receiving element, after receiving a described CCM message, when described receiving element receives second described CCM message in described sense cycle, determines that current ink reverts to link success status;
When described receiving element does not receive second described CCM message in described sense cycle, determine that current ink is still link off-state.
Further, described equipment also comprises dispensing unit, for configuring the related protocol of CCM message and configuring the receiving parameter of described local side and the transmission parameter of described opposite end.
Embodiments provide a kind of detection method and equipment of Link State, by local side when receiving CCM message, treatment and analysis is carried out to the transmission parameter in receiving parameter and message, can feedback link status data exactly, and network management personnel can be allowed to carry out the performance statistics of link and the accident analysis of link according to link state data accurately.
Accompanying drawing explanation
A kind of application scenarios schematic diagram that Fig. 1 provides for the embodiment of the present invention;
The detection method schematic flow sheet of a kind of Link State that Fig. 2 provides for the embodiment of the present invention;
The detailed process schematic diagram of the detection method of a kind of Link State that Fig. 3 provides for the embodiment of the present invention;
A kind of schematic flow sheet determining connectivity of link that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the checkout equipment of a kind of Link State that Fig. 5 provides for the embodiment of the present invention;
The structural representation of the checkout equipment of the another kind of Link State that Fig. 6 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
In order to the technical scheme of the embodiment of the present invention is clearly described, an application scenarios of the embodiment of the present invention shown in Figure 1, this application scenarios is only for illustration of the concrete technical scheme of the embodiment of the present invention, understandable, those skilled in the art can without the need to being applied to other scenes by creative work by the technical scheme of the embodiment of the present invention, and the embodiment of the present invention does not do concrete restriction to this.
Fig. 1 particularly illustrates a maintenance field (MD in network, MaintenanceDomain), as shown in the blank ring in Fig. 1, in this MD, comprise the maintaining end point (MEP at the edge being positioned at MD, MaintenanceassociationEndPoint) with the Maintenance Intermediate Point (MIP being positioned at MD inside, MaintenancedomainIntermediatePoint), as shown in Figure 1, square node represents MEP, round knot point represents MIP, the combination of these MEP is called maintenance association (MA, MaintenanceAssociation), as shown in the shade circle in Fig. 1.The corresponding Service Instance (ServiceInstance) of each MA.
Application scenarios shown in composition graphs 1, the CCM described in the embodiment of the present invention detects and belongs to OAM measuring ability initiatively, provides detection of connectivity to manage, regularly receives the CCM message of far-end MEP to detect connectedness especially by Local MEP.
See Fig. 2, it illustrates the detection method flow process of a kind of Link State that the embodiment of the present invention provides, the method can comprise:
S201: local side, when receiving the continuity detect-message CCM message that opposite end sends, gathers the receiving parameter of described local side;
Exemplarily, the receiving parameter of described local side, comprising: the state of CCM message session, the packet receiving time of described CCM message, maximum packet receiving interval and minimum packet receiving interval are carried out in described local side and described opposite end;
S202: local side resolves described CCM message, obtains the transmission parameter that described opposite end sends described CCM message;
Exemplarily, described opposite end sends the transmission parameter of described CCM message, comprising: described opposite end sends the time of described CCM message, the sequence number of described CCM message.
S203: the Link State of local side local side and described opposite end according to described receiving parameter and described transmission parameter acquiring;
Exemplarily, according to the receiving parameter described in S201 and S202 and transmission parameter, the Link State of local side local side and described opposite end according to described receiving parameter and described transmission parameter acquiring, specifically comprises following at least one item:
Local side determines the connectivity of link of described local side and described opposite end according to the state that described local side and described opposite end carry out the session of CCM message;
The time that local side sends described CCM message according to described opposite end determines that described opposite end sends the frequency of described CCM message, and such as, the interval of the time of giving out a contract for a project in CCM message can indicate the frequency of giving out a contract for a project of opposite end; And the packet receiving time in conjunction with described CCM message determines the time delay of described link;
Local side determines the delay variation of the link of described local side and described opposite end according to described maximum packet receiving interval and described minimum packet receiving interval; Understandable, in stable network, maximum packet receiving interval and minimum packet receiving interval should be equal, and equal giving out a contract for a project the cycle of opposite end; And when maximum packet receiving interval and minimum packet receiving interval there will be larger change, then can illustrate that link exists delay variation;
According to the continuity of the sequence number of described CCM message, local side determines whether the link of described local side and described opposite end occurs packet loss; Increase progressively continuity because sequence-number field has, therefore local side can be added up successively, judges whether occur packet loss phenomenon in link by the sequence-number field of the CCM message received.
Particularly, local side determines the connectivity of link of described local side and described opposite end according to the state that described local side and described opposite end carry out the session of CCM message, comprising:
The initial condition of described connectivity of link is defaulted as link success status by local side;
When linking success status, when local side can receive described CCM message in the sense cycle preset always, determine that current ink is link success status; Preferably, in the present embodiment, sense cycle can be give out a contract for a project 3.5 times of cycle in opposite end;
When described local side does not receive CCM message in sense cycle, determine that current ink is link off-state;
When linking off-state, local side, after receiving a described CCM message, when described local side receives second described CCM message in described sense cycle, determines that current ink reverts to link success status;
When described local side does not receive second described CCM message in described sense cycle, determine that current ink is still link off-state.
It should be noted that, by step S203, local side can get and the performance parameter of opposite end link and state, local side is after getting these performance parameters and state, can these performance parameters and state be stored in inside or external memory storage, also can show, so that network management personnel is read the performance parameter of link and state by dependent instruction and operation, thus pass through feedback link status data exactly, network management personnel can be allowed to carry out the performance statistics of link and the accident analysis of link.
Also it should be noted that, before step S201, this method can also comprise: configure the related protocol of CCM message and configure the receiving parameter of described local side and the transmission parameter of described opposite end.Concrete layoutprocedure can be complete relevant configuration by network manager by webmastering software input command, and the present embodiment does not repeat this.
Present embodiments provide a kind of detection method of Link State, by local side when receiving CCM message, treatment and analysis is carried out to the transmission parameter in receiving parameter and message, feed back the link state data of local side and opposite end exactly, and network management personnel can be allowed to carry out the performance statistics of link and the accident analysis of link according to link state data accurately.
Based on the technical conceive that previous embodiment is identical, see Fig. 3, it illustrates the detailed process of the detection method of a kind of Link State that the embodiment of the present invention provides, it should be noted that, the application scenarios shown in composition graphs 1, the local side described in the present embodiment can be the arbitrary MEP in Fig. 1, specifically be described for MEP1, when MEP1 is as local side, other MEP all can as the opposite end of MEP1, and the present embodiment is that opposite end is described with MEP3.Understandable, MEP1 can be resolved by the CCM message received self, obtain the source in message and destination information, thus can according to the source in CCM message and destination information using the CCM message that the receives CCM session message as link between MEP1 and MEP3, this method can comprise:
S301: configure the related protocol of CCM message and configure the receiving parameter of MEP1 and the transmission parameter of MEP3;
Particularly, after the networking of network of relation environment is completed, network manager can configure the transmission parameter that MEP3 sends CCM message, be mainly message content and give out a contract for a project the cycle, and be configured to the sequence-number field in CCM message often to send this field of message and increase progressively and add one, thus the sequence-number field of CCM message is had increase progressively continuity.In addition, network manager can also configure the MEP1 receiving parameter relevant to receiving CCM message.
In the present embodiment, the receiving parameter of MEP1, can comprise: MEP1 and MEP3 carries out the state of CCM message session, the packet receiving time of CCM message, maximum packet receiving interval and minimum packet receiving interval;
MEP3 sends the transmission parameter of CCM message, can comprise: MEP3 sends the time of CCM message, the sequence number of CCM message.
After configuration is complete, start CCM and detect, MEP1 just can detect the CCM session of MEP3, and concrete testing process can be:
S302:MEP3 sends CCM message according to the transmission parameter of configuration to MEP1;
S303:MEP1, when receiving the CCM message that MEP3 sends, gathers the receiving parameter of MEP1;
S304:MEP1 resolves CCM message, obtains the transmission parameter that MEP3 sends CCM message;
Understandable, the receiving parameter that MEP1 can complete according to the configuration in step S301 and transmission parameter detect CCM message.
S305:MEP1 is according to receiving parameter and the Link State sending parameter acquiring MEP1 and MEP3;
It should be noted that, after getting receiving parameter and sending parameter, MEP1 can obtain the Link State of MEP1 and MEP3 according to these parameters obtained, specifically can comprise following at least one item:
MEP1 determines the connectivity of link of MEP1 and MEP3 according to the state that MEP1 and MEP3 carries out the session of CCM message;
The time that MEP1 sends CCM message according to MEP3 determines that MEP3 sends the frequency of CCM message, and such as, the interval of the time of giving out a contract for a project in CCM message can indicate the frequency of giving out a contract for a project of MEP3; And the packet receiving time in conjunction with CCM message determines the time delay of link;
MEP1 determines the delay variation of the link of MEP1 and MEP3 according to maximum packet receiving interval and minimum packet receiving interval; Understandable, in stable network, maximum packet receiving interval and minimum packet receiving interval should be equal, and equal giving out a contract for a project the cycle of MEP3; And when maximum packet receiving interval and minimum packet receiving interval there will be larger change, then can illustrate that link exists delay variation;
According to the continuity of the sequence number of CCM message, MEP1 determines whether the link of MEP1 and MEP3 occurs packet loss; Increase progressively continuity because sequence-number field has, therefore MEP1 can add up successively, judges whether occur packet loss phenomenon in link by the sequence-number field of the CCM message received.
In the middle of above-mentioned four, determine the connectivity of link of MEP1 and MEP3 see Fig. 4, MEP1 according to the state that MEP1 and MEP3 carries out the session of CCM message, specifically can comprise S401 to S405:
The initial condition of connectivity of link is defaulted as link success status by S401:MEP1;
S402: when linking success status, when MEP1 can receive CCM message in the sense cycle preset always, determines that current ink is link success status; Preferably, in the present embodiment, sense cycle can be that MEP3 gives out a contract for a project 3.5 times of cycle;
S403: when MEP1 does not receive CCM message in sense cycle, determines that current ink is link off-state;
S404: when linking off-state, MEP1, after receiving a CCM message, when MEP1 receives second CCM message in sense cycle, determines that current ink reverts to link success status;
S405: when MEP1 does not receive second CCM message in sense cycle, determines that current ink is still link off-state.
In sum, by S301 to S305, these performance parameters and state can be stored in inside or external memory storage by MEP1, also can show, so that network management personnel is read the performance parameter of link and state by dependent instruction and operation, thus pass through feedback link status data exactly, network management personnel can be allowed to carry out the performance statistics of link and the accident analysis of link.
Based on the technical conceive that previous embodiment is identical, see Fig. 5, it illustrates checkout equipment 50 structure of a kind of Link State that the embodiment of the present invention provides, this equipment 50 can be applied to local side, this equipment 50 can comprise: receiving element 501, collecting unit 502, resolution unit 503 and acquiring unit 504, wherein
Described receiving element 501, for receiving the continuity detect-message CCM message that opposite end sends;
Described collecting unit 502, for described receiving element 501 when receiving the continuity detect-message CCM message that opposite end sends, gathers the receiving parameter of described local side;
Described resolution unit 503, for resolving the CCM message that described receiving element 501 receives, obtains the transmission parameter that described opposite end sends described CCM message;
Described acquiring unit 504, for the Link State of local side described in the transmission parameter acquiring that the receiving parameter that gathers according to described collecting unit 502 and described resolution unit 503 obtain and described opposite end.
Further, the receiving parameter of described local side, comprising: the state of CCM message session, the packet receiving time of described CCM message, maximum packet receiving interval and minimum packet receiving interval are carried out in described local side and described opposite end;
Described opposite end sends the transmission parameter of described CCM message, comprising: described opposite end sends the time of described CCM message, the sequence number of described CCM message.
Further, described acquiring unit 504, the state for carrying out the session of CCM message according to described local side and described opposite end determines the connectivity of link of described local side and described opposite end;
And the time sending described CCM message according to described opposite end determines that described opposite end sends the frequency of described CCM message, and determine the time delay of described link in conjunction with packet receiving time of described CCM message;
And, the delay variation of the link of described local side and described opposite end is determined according to described maximum packet receiving interval and described minimum packet receiving interval;
And, determine whether the link of described local side and described opposite end occurs packet loss according to the continuity of the sequence number of described CCM message.
Further, described acquiring unit 504, specifically for:
The initial condition of described connectivity of link is defaulted as link success status;
When linking success status, when described receiving element 501 can receive described CCM message in the sense cycle preset always, determine that current ink is link success status;
When described receiving element 501 can not receive CCM message in sense cycle, determine that current ink is link off-state;
When linking off-state, described receiving element 501, after receiving a described CCM message, when described receiving element 501 receives second described CCM message in described sense cycle, determines that current ink reverts to link success status;
When described receiving element 501 does not receive second described CCM message in described sense cycle, determine that current ink is still link off-state.
Exemplarily, see Fig. 6, described equipment 50 can also comprise dispensing unit 505, for configuring the related protocol of CCM message and configuring the receiving parameter of described local side and the transmission parameter of described opposite end.
Present embodiments provide a kind of checkout equipment 50 of Link State, by receiving element 501 when receiving CCM message, treatment and analysis is carried out to the transmission parameter in receiving parameter and message, feed back the link state data of local side and opposite end exactly, and network management personnel can be allowed to carry out the performance statistics of link and the accident analysis of link according to link state data accurately.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of hardware embodiment, software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (10)
1. a detection method for Link State, is characterized in that, described method comprises:
Local side, when receiving the continuity detect-message CCM message that opposite end sends, gathers the receiving parameter of described local side;
Described local side resolves described CCM message, obtains the transmission parameter that described opposite end sends described CCM message;
The Link State of described local side local side and described opposite end according to described receiving parameter and described transmission parameter acquiring.
2. method according to claim 1, is characterized in that, the receiving parameter of described local side, comprising: the state of CCM message session, the packet receiving time of described CCM message, maximum packet receiving interval and minimum packet receiving interval are carried out in described local side and described opposite end;
Described opposite end sends the transmission parameter of described CCM message, comprising: described opposite end sends the time of described CCM message, the sequence number of described CCM message.
3. method according to claim 2, is characterized in that, the Link State of described local side local side and described opposite end according to described receiving parameter and described transmission parameter acquiring, specifically comprises:
Described local side determines the connectivity of link of described local side and described opposite end according to the state that described local side and described opposite end carry out the session of CCM message;
The time that described local side sends described CCM message according to described opposite end determines that described opposite end sends the frequency of described CCM message, and determines the time delay of described link in conjunction with packet receiving time of described CCM message;
Described local side determines the delay variation of the link of described local side and described opposite end according to described maximum packet receiving interval and described minimum packet receiving interval;
According to the continuity of the sequence number of described CCM message, described local side determines whether the link of described local side and described opposite end occurs packet loss.
4. method according to claim 3, is characterized in that, described local side determines the connectivity of link of described local side and described opposite end according to the state that described local side and described opposite end carry out the session of CCM message, comprising:
The initial condition of described connectivity of link is defaulted as link success status by described local side;
When linking success status, when described local side can receive described CCM message in the sense cycle preset always, determine that current ink is link success status;
When described local side does not receive CCM message in sense cycle, determine that current ink is link off-state;
When linking off-state, described local side, after receiving a described CCM message, when described local side receives second described CCM message in described sense cycle, determines that current ink reverts to link success status;
When described local side does not receive second described CCM message in described sense cycle, determine that current ink is still link off-state.
5. the method according to any one of Claims 1-4, it is characterized in that, described local side is before the continuity detect-message CCM message receiving opposite end transmission, and described method also comprises: configure the related protocol of CCM message and configure the receiving parameter of described local side and the transmission parameter of described opposite end.
6. a checkout equipment for Link State, is characterized in that, described equipment is applied to local side, and described equipment comprises: receiving element, collecting unit, resolution unit and acquiring unit, wherein,
Described receiving element, for receiving the continuity detect-message CCM message that opposite end sends;
Described collecting unit, for described receiving element when receiving the continuity detect-message CCM message that opposite end sends, gathers the receiving parameter of described local side;
Described resolution unit, for resolving the CCM message that described receiving element receives, obtains the transmission parameter that described opposite end sends described CCM message;
Described acquiring unit, for the Link State of local side described in the transmission parameter acquiring that the receiving parameter that gathers according to described collecting unit and described resolution unit obtain and described opposite end.
7. equipment according to claim 6, is characterized in that, the receiving parameter of described local side, comprising: the state of CCM message session, the packet receiving time of described CCM message, maximum packet receiving interval and minimum packet receiving interval are carried out in described local side and described opposite end;
Described opposite end sends the transmission parameter of described CCM message, comprising: described opposite end sends the time of described CCM message, the sequence number of described CCM message.
8. equipment according to claim 7, is characterized in that, described acquiring unit, and the state for carrying out the session of CCM message according to described local side and described opposite end determines the connectivity of link of described local side and described opposite end;
And the time sending described CCM message according to described opposite end determines that described opposite end sends the frequency of described CCM message, and determine the time delay of described link in conjunction with packet receiving time of described CCM message;
And, the delay variation of the link of described local side and described opposite end is determined according to described maximum packet receiving interval and described minimum packet receiving interval;
And, determine whether the link of described local side and described opposite end occurs packet loss according to the continuity of the sequence number of described CCM message.
9. equipment according to claim 8, is characterized in that, described acquiring unit, specifically for:
The initial condition of described connectivity of link is defaulted as link success status;
When linking success status, when described receiving element can receive described CCM message in the sense cycle preset always, determine that current ink is link success status;
When described receiving element can not receive CCM message in sense cycle, determine that current ink is link off-state;
When linking off-state, described receiving element, after receiving a described CCM message, when described receiving element receives second described CCM message in described sense cycle, determines that current ink reverts to link success status;
When described receiving element does not receive second described CCM message in described sense cycle, determine that current ink is still link off-state.
10. the equipment according to any one of claim 6 to 9, is characterized in that, described equipment also comprises dispensing unit, for configuring the related protocol of CCM message and configuring the receiving parameter of described local side and the transmission parameter of described opposite end.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410583965.8A CN105530141A (en) | 2014-10-27 | 2014-10-27 | Link state detection method and device |
| PCT/CN2015/071369 WO2016065752A1 (en) | 2014-10-27 | 2015-01-22 | Method and device for detecting link state, and storage medium |
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| CN201410583965.8A CN105530141A (en) | 2014-10-27 | 2014-10-27 | Link state detection method and device |
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| CN109450703A (en) * | 2018-12-10 | 2019-03-08 | 盛科网络（苏州）有限公司 | The processing method and processing device of failure, storage medium |
| CN112688833A (en) * | 2020-12-31 | 2021-04-20 | 昆高新芯微电子(江苏)有限公司 | Method and device for measuring network time delay and time delay jitter and computer storage medium |
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| CN101155084A (en) * | 2006-09-28 | 2008-04-02 | 华为技术有限公司 | Method and system for acquiring network topological information |
| CN101594268A (en) * | 2009-06-23 | 2009-12-02 | 中兴通讯股份有限公司 | Chain circuit detecting method |
| CN102684838A (en) * | 2012-05-23 | 2012-09-19 | 瑞斯康达科技发展股份有限公司 | Frame loss detecting method and device and MEPs (maintenance entity group End Points) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100403698C (en) * | 2006-08-08 | 2008-07-16 | 华为技术有限公司 | Method and apparatus for testing ethernet connection damage |
| CN101521603B (en) * | 2008-12-26 | 2011-10-26 | 中兴通讯股份有限公司 | Method and system for quickly detecting connectivity of link |
| CN101820368A (en) * | 2010-04-08 | 2010-09-01 | 华为技术有限公司 | Ethernet link failure detection method and device |
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2014
- 2014-10-27 CN CN201410583965.8A patent/CN105530141A/en not_active Withdrawn
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2015
- 2015-01-22 WO PCT/CN2015/071369 patent/WO2016065752A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101155084A (en) * | 2006-09-28 | 2008-04-02 | 华为技术有限公司 | Method and system for acquiring network topological information |
| CN101013975A (en) * | 2007-01-24 | 2007-08-08 | 中国人民解放军理工大学指挥自动化学院 | Method and system for testing performance parameter between random two terminal systems in IP network |
| CN101594268A (en) * | 2009-06-23 | 2009-12-02 | 中兴通讯股份有限公司 | Chain circuit detecting method |
| CN102684838A (en) * | 2012-05-23 | 2012-09-19 | 瑞斯康达科技发展股份有限公司 | Frame loss detecting method and device and MEPs (maintenance entity group End Points) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109450703A (en) * | 2018-12-10 | 2019-03-08 | 盛科网络（苏州）有限公司 | The processing method and processing device of failure, storage medium |
| CN112688833A (en) * | 2020-12-31 | 2021-04-20 | 昆高新芯微电子(江苏)有限公司 | Method and device for measuring network time delay and time delay jitter and computer storage medium |
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| WO2016065752A1 (en) | 2016-05-06 |
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