CN101610181A - Realize method, the Apparatus and system of fault detect - Google Patents
Realize method, the Apparatus and system of fault detect Download PDFInfo
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- CN101610181A CN101610181A CNA2009100882824A CN200910088282A CN101610181A CN 101610181 A CN101610181 A CN 101610181A CN A2009100882824 A CNA2009100882824 A CN A2009100882824A CN 200910088282 A CN200910088282 A CN 200910088282A CN 101610181 A CN101610181 A CN 101610181A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0677—Localisation of faults
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
- H04L43/103—Active monitoring, e.g. heartbeat, ping or trace-route with adaptive polling, i.e. dynamically adapting the polling rate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/40—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks using virtualisation of network functions or resources, e.g. SDN or NFV entities
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Abstract
A kind of method that realizes fault detect comprises: receive virtual circuit connectivity and detect the VCCV-PING message, carry the transmitting terminal state information in the described VCCV-PING message; Resolve described VCCV-PING message, judge that according to described transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.The embodiment of the invention also provides a kind of Apparatus and system of realizing fault detect.Because the VCCV-PING message is the basic OAM demand of PWE3, therefore, adopt the VCCV-PING message of expansion to realize fault detect, can support the whole network to realize that network failure detects, and realize complete O﹠M mapping, reduced system's implementation complexity and development and maintenance cost.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of implementation of fault detect.
Background technology
In order to improve the O﹠M of network, guarantee the reliability of network, when network side breaks down, need by AC (Access Circuit, place in circuit) network technology of side is to CE (Customer Edge, customer edge) sends the network side fault notification, make that (O﹠M shines upon OAM Mapping; OAM, Operations and Maintenance O﹠M) the CE sensing network side fault of both sides.
The AC side network technology that realizes delivery network side fault can be ATM (AsynchronousTransfer Mode, asynchronous transfer mode) OAM, E-LMI (Ethernet-Local ManagementInterface, Ethernet local management interface) or the like.(virtual circuit connectivity detects-two-way forwarding detection specifically can to use VCCV-BFD; Virtual Circuit Connectivity Verification, virtual circuit connectivity detects; Bidirectional Forwarding Detection, two-way forwarding detects), T-LDP (T-LabelDistribution Protocol, target-tag distribution protocol) or the like signaling realizes the network side fault delivery.
The inventor finds that there are the following problems at least in the prior art in realizing process of the present invention:
Have the communication equipment of not supporting VCCV-BFD or T-LDP in the existing network, these equipment can't use VCCV-BFD signaling or T-LDP signaling to realize the transmission of network side fault.Therefore, also there is not a kind of implementation of supporting that the whole network is realized the network side fault delivery in the prior art.
Summary of the invention
Embodiments of the invention provide a kind of method, Apparatus and system of realizing fault detect, thereby can support the whole network to realize the network side fault delivery, and realize complete O﹠M mapping.
The objective of the invention is to be achieved through the following technical solutions:
A kind of method that realizes fault detect comprises:
Receive virtual circuit connectivity and detect the VCCV-PING message, carry the transmitting terminal state information in the described VCCV-PING message;
Resolve described VCCV-PING message, judge that according to described transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.
A kind of device of realizing fault detect comprises:
The message receiver module is used to receive virtual circuit connectivity and detects the VCCV-PING message, carries the transmitting terminal state information in the described VCCV-PING message;
State detection module is used to resolve the VCCV-PING message that described message receiver module receives, and judges that according to described transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.
A kind of system that realizes fault detect, described system comprise equipment PE of source end operator and place end PE,
Described source end PE is connected by pseudo-line PW with place end PE;
Described source end PE is used for sending request message, the state information of carrying the source end in the described request message by described PW to place end PE;
Described place end PE is used for receiving and resolving the described request message, judges that according to the state information of described source end whether described source end breaks down, if the source end breaks down, is provided with failure identification in this locality.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, in the embodiment of the invention, adopt the VCCV-PING message of expansion to realize fault detect, can support the whole network to realize that network failure detects, and has reduced system's implementation complexity and development and maintenance cost.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the accompanying drawing of required use is done an introduction simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The PWE3 schematic network structure that Fig. 1 provides for the embodiment of the invention;
The processing procedure schematic diagram that Fig. 2 provides for Application Example one of the present invention;
The apparatus structure schematic diagram that Fig. 3 provides for the embodiment of the invention;
The system configuration schematic diagram that Fig. 4 provides for the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The VCCV-PING message is the basic O﹠M demand of PWE3 (Pseudo Wire Emulation Edge to Edge, pseudo wire emulation end to end), and the communication equipment in the PWE3 network is all supported the VCCV-PING message.The embodiment of the invention realizes the network side fault detect by the VCCV-PING message is expanded, and then realizes the O﹠M mapping.
The embodiment of the invention realizes that by the VCCV-PING message of expansion the implementation of fault detect specifically comprises:
Receive the VCCV-PING message, carry the transmitting terminal state information in this VCCV-PING message; Resolve this VCCV-PING message, judge that according to the transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.
Wherein, the transmitting terminal state information specifically is meant and sends distolateral AC network state information.In addition, also carry the PW (Pseudo Wire, pseudo-line) and the AC identification information of transmitting terminal in the VCCV-PING message, so that receiving terminal is according to PW and AC identification information identification transmitting terminal.
In the fault detection method that the invention described above embodiment provides, when detecting transmitting terminal generation network failure, failure identification is set in this locality specifically is meant on the AC in this locality failure identification is set, to realize to local CE advertised network fault.If do not detect transmitting terminal generation network failure, the failure identification that cancellation is provided with in this locality specifically is meant, the failure identification that cancellation is provided with on local AC is so that stop to local CE announcement fault.
Further, in the fault detection method that the invention described above embodiment provides, the VCCV-PING message can be manually to send, and also can be to send automatically.When transmitting terminal sends the VCCV-PING message automatically, and when periodically sending, receiving terminal need be determined the VCCV-PING message receive time-out time.Its implementation is that transmitting terminal carries time-out time information in the VCCV-PING message, receiving terminal is after resolving this VCCV-PING message, according to the time-out time information of carrying in the VCCV-PING message, determine the VCCV-PING message receive time-out time consistent with transmitting terminal.When having determined the VCCV-PING message receive time-out time, then pick up counting, when surpassing the above-mentioned VCCV-PING message receive time-out time, timing time still do not receive next VCCV-PING message, then failure identification is set in this locality.In addition, receiving terminal also needs to determine the transmission frequency of VCCV-PING message, then above-mentioned VCCV-PING message also carries the current message transmission frequency information of transmitting terminal, and the described VCCV-PING message of above-mentioned parsing also comprises: the message transmission frequency information current according to transmitting terminal, determine the VCCV-PING message transmission frequency consistent with transmitting terminal.
Wherein, above-mentioned time-out time information can be the VCCV-PING message receive time-out time that transmitting terminal is provided with, 5ns for example, and the then local VCCV-PING message receive time-out time of determining is identical with the VCCV-PING message receive time-out time of transmitting terminal setting.Transmission frequency that above-mentioned time-out time information can also be transmitting terminal and time interval information (time interval information is meant the multiple of transmission frequency), then above-mentionedly determine that according to time-out time the implementation of the VCCV-PING message receive time-out time consistent with transmitting terminal is, the transmission frequency and the local transmission frequency of transmitting terminal are compared, the time interval information and the local zone time interval information of transmitting terminal are compared, according to (for example selecting with the rule of transmitting terminal agreement, select bigger transmission frequency and less time interval information), transmission frequency and the time interval information selected are multiplied each other, obtain the VCCV-PING message receive time-out time consistent with transmitting terminal.
When having determined that VCCV-PING message receive time-out after the time, no longer repeats the operation of above-mentioned definite VCCV-PING message receive time-out time.
The embodiment of the invention, by expansion VCCV-PING message, the state information of carrying transmitting terminal in message realizes that the network failure among the PWE3 detects.Because the communication equipment in the PWE3 network is all supported the VCCV-PING message, therefore reduced system's implementation complexity and development and maintenance cost, can support the whole network to realize fault detect.
In the embodiment of the invention, the VCCV-PING message can be the request message that the source end sends, and also can be the response message that Su Duan returns, and communicating pair is realized fault detect by the VCCV-PING message of expansion, and then can also realize the O﹠M mapping, its specific implementation comprises:
The source end sends request message, the state information of carrying the source end in this request message to the place end;
The place termination is received and the analysis request message, judges according to the state information of source end whether the source end breaks down, if, then failure identification is set in this locality, otherwise, the failure identification that cancellation is provided with in this locality;
Su Duanxiang source end sends response message, the state information of carrying Su Duan in this response message;
The source termination is received and the resolution response message, judges according to the state information of Su Duan whether Su Duan breaks down, if, then failure identification is set in this locality, otherwise, the failure identification that cancellation is provided with in this locality; Above-mentioned request message and response message are the VCCV-PING messages.
Further, among the invention described above embodiment, if periodically send VCCV-PING message (comprise request message, and response message), also need consensus VCCV-PING message transmission frequency of source end and place end and VCCV-PING message receive time-out time.Its specific implementation is as follows:
Consult the implementation of VCCV-PING message transmission frequency:
The message transmission frequency information of carrying the source end in the request message that the source end sends.During place end analysis request message,, determine the VCCV-PING message transmission frequency consistent with the source end according to the message transmission frequency information of source end.
The message transmission frequency information of carrying Su Duan in the response message that the place end sends.Source end resolution response message also comprises: according to the message transmission frequency information of Su Duan, determine the VCCV-PING message transmission frequency consistent with the place end.
Wherein, Su Duan is according to the message transmission frequency information of source end, determine that the VCCV-PING message transmission frequency consistent with the source end specifically comprises: the message transmission frequency that place end reference source end is current and local current message transmission frequency, selection wherein greatly the message transmission frequency of (or less) as local VCCV-PING message transmission frequency.Accordingly, the source end is according to the message transmission frequency information of Su Duan, the transmission frequency of determining the VCCV-PING message consistent with the place end specifically comprises: the source end is current message transmission frequency and the local current message transmission frequency of place end relatively, selection wherein greatly the message transmission frequency of (or less) as local VCCV-PING message transmission frequency.
After consulting to have determined consistent VCCV-PING message transmission frequency, the source end sends request message according to consensus VCCV-PING message transmission frequency, Su Duan sends response message according to consensus VCCV-PING message transmission frequency, and duplicate negotiation loops VCCV-PING message transmission frequency no longer.
Consult the implementation of VCCV-PING message receive time-out time:
Carry time-out time information in the request message that the source end sends.During place end analysis request message,, determine the VCCV-PING message receive time-out time consistent with the source end according to time-out time information.
Carry time-out time information in the response message that the place end sends.During source end resolution response message,, determine the VCCV-PING message receive time-out time consistent with the place end according to time-out time information.
Among the invention described above embodiment, the VCCV-PING message is expanded the state information of carrying local terminal in the VCCV-PING message after the expansion.Source end and Su Duan communicate by the VCCV-PING message of expansion, thereby realize the O﹠M mapping.Because the VCCV-PING message is the primary demand of PWE3 network, the communication equipment in the network is all supported the transmission of VCCV-PING message.Therefore the embodiment of the invention can realize the O﹠M mapping of the whole network, and has reduced system's implementation complexity, and the development and maintenance cost.
To be described in detail the specific implementation of the embodiment of the invention in actual application below.
To be example with a concrete application scenarios below, the technical scheme that the invention described above embodiment is provided be described in detail.In PWE3 network as shown in Figure 1, PE1 (Provider Edge, operator's equipment) sends the VCCV-PING message by the PW1 with PE2 foundation to PE2, and PE2 sends the VCCV-PING message by the PW2 with PE1 foundation to PE1.Communicate by AC1 between PE1 and the CE1; Communicate by AC2 between PE2 and the CE2.
In Application Example of the present invention, the VCCV-PING message is expanded, in the VCCV-PING message, increase Status TLV (Status, state; TLV Tag Length Value, tag length content), Frequency TLV (frequency TLV) and Interval TLV (time interval TLV).Wherein, Status TLV carries the AC state information of VCCV-PING message source side; Frequency TLV carries the message transmission frequency of VCCV-PING message source; Interval TLV carries the integral multiple information of the message transmission frequency of above-mentioned VCCV-PING message source.Suppose that PE1 and PE2 also do not have negotiation packet transmission frequency and message receive time-out time, then by periodically sending the VCCV-PING message of expansion, the realization network failure detects, and the processing procedure of O﹠M mapping is as shown in Figure 2, and specific implementation can comprise:
201, PE1 (source end) starts VCCV-PING message transmission timer, sends request message according to local transmission frequency to PE2 (Su Duan) by the control of VCCV-PING message transmission timer, and request message is the VCCV-PING message of expansion;
202, PE2 receives and the analysis request message, obtains Status TLV, the Frequency TLV and the Interval TLV that carry in this request message;
203, relatively more local current message transmission frequency and the current message transmission frequency of PE1, get higher value and local message transmission frequency (being the transmission frequency of response message) is adjusted into this higher value, if local current message transmission frequency is higher value, then need not adjust; Relatively more local Interval information that is provided with and the Interval information of PE1, get smaller value, and with the product of adjusted message transmission frequency and less Interval as the local VCCV-PING message receive time-out time, start overtime timer, according to the receive time-out time timing of VCCV-PING message;
204, judge according to the Status TLV that obtains whether the AC1 of PE1 side (for example breaks down, carry the state information of Boolean function information or two-valued function information representation AC1 side among the StatusTLV), if, then the link monitoring agreement in local AC2 side is provided with failure identification, so that the diagnostic trouble code of carrying by the link monitoring agreement is circulated a notice of fault to CE2; Otherwise, cancel the failure identification that is provided with on the link monitoring agreement of local AC2 side, stop to circulate a notice of fault to CE2 by the diagnostic trouble code that the link monitoring agreement is carried;
If 205 overtime timer timing are overtime, still do not receive the request message that PE1 sends, then the link monitoring agreement in local AC2 side is provided with failure identification, so that the diagnostic trouble code of carrying by the link monitoring agreement is circulated a notice of fault to CE2;
206, PE2 sends response message to PE1, and this response message is the VCCV-PING message;
207, PE1 receives and the resolution response message, obtains StatusTLV, the Freq uency TLV and the Interval TLV that carry in the response message;
208, the message transmission frequency of more local message transmission frequency and PE2 is got higher value and local message transmission frequency is adjusted into this higher value; Relatively more local Interval information that is provided with and the Interval information of PE2, get smaller value, and with the product of adjusted message transmission frequency and less Interval as the local VCCV-PING message receive time-out time, start overtime timer simultaneously, according to the receive time-out time timing of VCCV-PING message;
209, judge according to the Status TLV that obtains whether the AC2 of PE2 side breaks down, if then the link monitoring agreement in local AC1 side is provided with failure identification, so that the diagnostic trouble code of carrying by the link monitoring agreement is circulated a notice of fault to CE1; Otherwise, cancel the failure identification that is provided with on the link monitoring agreement of local AC1 side, stop to circulate a notice of fault to CE1 by the diagnostic trouble code that the link monitoring agreement is carried;
If 210 overtime timer timing are overtime, still do not receive the request message that PE2 sends, then the link monitoring agreement in local AC1 side is provided with failure identification, so that the diagnostic trouble code of carrying by the link monitoring agreement is circulated a notice of fault to CE1.
When the consensus message transmission frequency of PE1 and PE2 with after the message receive time-out time, no longer readjust transmission frequency and message receive time-out time according to the VCCV-PING message that receives.
The all or part of step of realization said method embodiment can be finished by the relevant hardware of program command, and aforesaid program can be stored in the computer read/write memory medium, and this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
The embodiment of the invention also provides a kind of device of realizing fault detect, its structure as shown in Figure 3, the specific implementation structure comprises:
Message receiver module 301 is used to receive virtual circuit connectivity and detects the VCCV-PING message, carries the transmitting terminal state information in the VCCV-PING message;
State detection module 302 is used for the VCCV-PING message that analytic message receiver module 301 receives, and judges that according to the transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.In addition, when judging that according to the transmitting terminal state information transmitting terminal does not break down, the failure identification that cancellation is provided with in this locality.
Wherein, if the VCCV-PING message is periodically to send, then the VCCV-PING message also carries time-out time information, and state detection module 302 comprises that time-out time determines submodule 3021, timing submodule 3022 and processing sub 3023: above-mentioned time-out time determines that submodule 3021 is used to resolve the VCCV-PING message, according to above-mentioned time-out time information, determine the VCCV-PING message receive time-out time consistent with transmitting terminal; Above-mentioned timing submodule 3022 is used for determining submodule 3021 when above-mentioned time-out time and has determined the VCCV-PING message receive time-out time, then picks up counting; Still do not receive the VCCV-PING message if above-mentioned processing sub 3023 is used for the timing time of described timing submodule 3022 above the VCCV-PING message receive time-out time, then failure identification is set in this locality.
The embodiment of the invention also provides a kind of system that realizes fault detect, its structure as shown in Figure 4, the specific implementation structure comprises source end PE401 and place end PE402:
Source end PE401 is connected by virtual circuit PW with place end PE402;
Source end PE401 is used for sending request message, the state information of carrying the source end in the request message by PW to place end PE402;
Place end PE402 is used for receiving and the analysis request message, judges that according to the state information of source end whether the source end breaks down, if the source end breaks down, is provided with failure identification in this locality; In addition, if the source end does not break down, the local failure identification that is provided with of cancellation.
In the system that the invention described above embodiment provides, place end PE402 also is used for sending response message, the state information of carrying Su Duan in the response message by PW to source end PE401;
Source end PE401 also is used for receiving and the resolution response message, judges according to the state information of Su Duan whether Su Duan breaks down, if, then failure identification is set in this locality, otherwise, the failure identification that cancellation is provided with in this locality; Request message and response message are the VCCV-PING messages.
The system that the invention described above embodiment provides also comprises source end subscriber edge device CE403 and place end CE403.Be connected by place in circuit AC between source end PE401 and the source end CE403; Be connected by place in circuit AC between place end PE402 and the place end CE404; Source end PE401 or place end PE402 are provided with failure identification in this locality operation specifically is on local AC failure identification to be set; The operation of source end PE401 or the local failure identification that is provided with of place end PE402 cancellation specifically is the failure identification that cancellation is provided with on local AC.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1, a kind of method that realizes fault detect is characterized in that, comprising:
Receive virtual circuit connectivity and detect the VCCV-PING message, carry the transmitting terminal state information in the described VCCV-PING message;
Resolve described VCCV-PING message, judge that according to described transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.
2, method according to claim 1 is characterized in that, if described VCCV-PING message is periodically to send, then described VCCV-PING message also carries time-out time information, and
After the described VCCV-PING message of described parsing, also comprise:, determine the VCCV-PING message receive time-out time consistent with transmitting terminal according to described time-out time information;
When having determined the VCCV-PING message receive time-out time, then pick up counting, if surpassing the described VCCV-PING message receive time-out time, timing time still do not receive next VCCV-PING message, then failure identification is set in this locality.
3, method according to claim 2 is characterized in that, described VCCV-PING message also carries the current message transmission frequency information of transmitting terminal, and
The described VCCV-PING message of described parsing also comprises:
The message transmission frequency information current according to described transmitting terminal is determined the VCCV-PING message transmission frequency consistent with transmitting terminal.
4, method according to claim 3 is characterized in that, the described message transmission frequency information current according to described transmitting terminal determines that the VCCV-PING message transmission frequency consistent with transmitting terminal comprises:
The current message transmission frequency and local current message transmission frequency of transmitting terminal relatively, according to transmitting terminal agreement in advance, select the message transmission frequency consistent as local VCCV-PING message transmission frequency with transmitting terminal.
5, according to any described method of claim 1～4, it is characterized in that described VCCV-PING message comprises request message or response message, described reception virtual circuit connectivity detects the VCCV-PING message and comprises:
The request message that the reception sources end is sent;
Perhaps,
Receive the response message that Su Duan returns.
6, a kind of device of realizing fault detect is characterized in that, comprising:
The message receiver module is used to receive virtual circuit connectivity and detects the VCCV-PING message, carries the transmitting terminal state information in the described VCCV-PING message;
State detection module is used to resolve the VCCV-PING message that described message receiver module receives, and judges that according to described transmitting terminal state information whether transmitting terminal breaks down, and when transmitting terminal breaks down, is provided with failure identification in this locality.
7, device according to claim 6 is characterized in that, described VCCV-PING message is periodically to send, and then described VCCV-PING message also carries time-out time information, and
Described state detection module comprises that time-out time determines submodule, timing submodule and processing sub:
After described time-out time determines that submodule is used to resolve described VCCV-PING message,, determine the VCCV-PING message receive time-out time consistent with transmitting terminal according to described time-out time information; Described timing submodule is used for determining submodule when described time-out time and has determined the VCCV-PING message receive time-out time, picks up counting; Still do not receive the VCCV-PING message if described processing sub is used for the timing time of described timing submodule above the described VCCV-PING message receive time-out time, then failure identification is set in this locality.
8, a kind of system that realizes fault detect is characterized in that, described system comprises equipment PE of source end operator and place end PE,
Described source end PE is connected by pseudo-line PW with place end PE;
Described source end PE is used for sending request message, the state information of carrying the source end in the described request message by described PW to place end PE;
Described place end PE is used for receiving and resolving the described request message, judges that according to the state information of described source end whether described source end breaks down, if the source end breaks down, is provided with failure identification in this locality.
9, system according to claim 8 is characterized in that,
Described place end PE also is used for sending response message, the state information of carrying Su Duan in the described response message by PW to source end PE;
Described source end PE also is used for receiving and resolving described response message, judges according to the state information of described Su Duan whether described Su Duan breaks down, if, then failure identification is set in this locality, otherwise, the failure identification that cancellation is provided with in this locality; Described request message and described response message are the VCCV-PING messages.
10, according to Claim 8 or 9 described systems, it is characterized in that this system also comprises source end subscriber edge device CE and place end CE:
Be connected by place in circuit AC between described source end PE and the source end CE;
Be connected by place in circuit AC between described place end PE and the place end CE;
Source end PE or place end PE are provided with failure identification in this locality operation specifically is on local AC failure identification to be set;
The operation of source end PE or the local failure identification that is provided with of place end PE cancellation specifically is the failure identification that cancellation is provided with on local AC.
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| CN2009100882824A CN101610181B (en) | 2009-07-13 | 2009-07-13 | Method, device and system for realizing failure detection |
| PCT/CN2010/075080 WO2011006428A1 (en) | 2009-07-13 | 2010-07-09 | Method, apparatus and sysytem for realizing failure dectection |
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| CN2009100882824A CN101610181B (en) | 2009-07-13 | 2009-07-13 | Method, device and system for realizing failure detection |
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| WO2011006428A1 (en) * | 2009-07-13 | 2011-01-20 | 华为技术有限公司 | Method, apparatus and sysytem for realizing failure dectection |
| CN105591800A (en) * | 2015-07-29 | 2016-05-18 | 杭州华三通信技术有限公司 | Traffic protection method and device |
| WO2017054532A1 (en) * | 2015-09-28 | 2017-04-06 | 中兴通讯股份有限公司 | Control message transmitting method and apparatus |
| CN106850559A (en) * | 2016-12-26 | 2017-06-13 | 中国科学院计算技术研究所 | A kind of expansible procotol analysis system and method |
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| CN110083503A (en) * | 2019-03-27 | 2019-08-02 | 上海德衡数据科技有限公司 | Knowledge base information sensing method based on data center's O&M |
| CN114244747B (en) * | 2021-11-12 | 2023-11-17 | 潍柴动力股份有限公司 | Message health monitoring method and device and ECU |
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| CN100403689C (en) * | 2005-05-16 | 2008-07-16 | 华为技术有限公司 | Method for detecting Ethernet user line state |
| CN100396023C (en) * | 2005-09-30 | 2008-06-18 | 华为技术有限公司 | Multi-jumping pseudo-line fault detecting reporting and maintenance protocol controlling method |
| CN101047443B (en) * | 2006-06-06 | 2010-10-13 | 华为技术有限公司 | Fault detection debugging method of passive optical network system and communication message device |
| US7948900B2 (en) * | 2007-05-10 | 2011-05-24 | Alcatel Lucent | Method and system for verifying connectivity of multi-segment pseudo-wires |
| CN100563180C (en) * | 2007-05-30 | 2009-11-25 | 杭州华三通信技术有限公司 | Link failure detection method and device |
| CN101316225B (en) * | 2007-05-30 | 2012-12-12 | 华为技术有限公司 | Fault detection method, communication system and label exchange router |
| CN101610181B (en) * | 2009-07-13 | 2012-04-18 | 华为技术有限公司 | Method, device and system for realizing failure detection |
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2010
- 2010-07-09 WO PCT/CN2010/075080 patent/WO2011006428A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011006428A1 (en) * | 2009-07-13 | 2011-01-20 | 华为技术有限公司 | Method, apparatus and sysytem for realizing failure dectection |
| CN105591800A (en) * | 2015-07-29 | 2016-05-18 | 杭州华三通信技术有限公司 | Traffic protection method and device |
| CN105591800B (en) * | 2015-07-29 | 2019-05-24 | 新华三技术有限公司 | Flow rate protecting method and device |
| WO2017054532A1 (en) * | 2015-09-28 | 2017-04-06 | 中兴通讯股份有限公司 | Control message transmitting method and apparatus |
| CN106850559A (en) * | 2016-12-26 | 2017-06-13 | 中国科学院计算技术研究所 | A kind of expansible procotol analysis system and method |
Also Published As
| Publication number | Publication date |
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| CN101610181B (en) | 2012-04-18 |
| WO2011006428A1 (en) | 2011-01-20 |
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