CN105610490B - A kind of optical link Fault Locating Method, equipment and processing apparatus - Google Patents
A kind of optical link Fault Locating Method, equipment and processing apparatus Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of optical link Fault Locating Methods, comprising: when determining that optical link is when in an abnormal state, change parameter request message is sent, so that opposite equip. changes itself corresponding first parameter information according to the change parameter request message；Receive change parameter response message corresponding with the change parameter request message；Influence of first parameter information to the optical link according to corresponding second parameter information of the change parameter response message detection light link, after determining change.The embodiment of the invention also discloses a kind of equipment and processing apparatus.
Description
Technical Field
The present invention relates to optical fiber transmission technologies, and in particular, to a method, an apparatus, and a processing device for positioning an optical link failure.
Background
In order to increase the transmission distance between the local equipment and the remote communication equipment, optical signals are used as communication media, i.e. optical fibers are used for transmitting optical signals, and the transmission distance of the optical fibers can reach 40km or more, so that optical fibers are often used as signal transmission media in the fields of signal communication between the local equipment and the remote communication equipment or other remote information interaction.
In the communication field, an optical module and an optical fiber are combined to be used as an optical link for communication between local equipment and remote communication equipment; if the optical link fails, normal communication between the local equipment and the remote communication equipment cannot be caused; in the prior art, the problem of optical link failure is usually solved by replacing an optical module, but since the distance between the local device and the remote communication device is long, the method for replacing the optical module to solve the problem of optical link failure is time-consuming, labor-consuming and high in cost under the condition that whether the problem of the optical module is determined, and the problem of optical link failure cannot be solved by the existing method for solving the problem of optical link failure.
Disclosure of Invention
In order to solve the existing technical problems, embodiments of the present invention provide an optical link fault location method, an apparatus, and a processing device, which can remotely locate optical link faults in batches, shorten a fault location period, and save labor cost.
The technical scheme of the embodiment of the invention is realized as follows: the embodiment of the invention provides an optical link fault positioning method, which comprises the following steps:
when the optical link is determined to be in an abnormal state, sending a parameter change request message so that the opposite terminal equipment changes the first parameter information corresponding to the opposite terminal equipment according to the parameter change request message;
receiving a change parameter response message corresponding to the change parameter request message;
and detecting second parameter information corresponding to the optical link according to the change parameter response message, and determining the influence of the changed first parameter information on the optical link.
In the foregoing solution, the determining that the optical link is in an abnormal state includes:
receiving an optical link fault alarm message, and determining that the optical link is in an abnormal state according to the optical link fault alarm message; or
And detecting the optical link, and determining that the optical link is in an abnormal state according to second parameter information corresponding to the optical link.
In the foregoing solution, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
In the above scheme, the method further comprises:
positioning the fault of the optical link according to the influence of the changed first parameter information on the optical link; wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
The embodiment of the invention also provides an optical link fault positioning method, which comprises the following steps:
receiving a parameter change request message, and changing first parameter information corresponding to the parameter change request message according to the parameter change request message;
adjusting the driving parameter information according to the changed first parameter information so that the driving parameter information corresponds to the changed first parameter information;
and after the adjustment of the driving parameter information is finished, generating a parameter change response message and sending the parameter change response message.
In the foregoing solution, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the changing of the first parameter information corresponding to the changing parameter request message comprises the following steps:
and adjusting the corresponding optical power parameter information and/or extinction ratio parameter information according to the parameter change request message.
An embodiment of the present invention further provides a first device, where the first device includes:
a first sending unit, configured to send a parameter change request message when it is determined that an optical link is in an abnormal state, so that an opposite-end device changes first parameter information corresponding to the opposite-end device according to the parameter change request message;
a first receiving unit, configured to receive a change parameter response message corresponding to the change parameter request message;
and the determining unit is used for detecting second parameter information corresponding to the optical link according to the parameter change response message and determining the influence of the changed first parameter information on the optical link.
In the above scheme, the first sending unit is further configured to receive an optical link failure alarm message, and determine that the optical link is in an abnormal state according to the optical link failure alarm message; or,
and the optical link is also used for detecting the optical link and determining that the optical link is in an abnormal state according to the second parameter information corresponding to the optical link.
In the foregoing solution, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
In the foregoing solution, the first device further includes:
the positioning unit is used for positioning the optical link fault according to the influence of the changed first parameter information on the optical link; wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
An embodiment of the present invention further provides an optical module processing device, where the optical module processing device includes:
the second receiving unit is used for receiving the parameter change request message and changing the corresponding first parameter information according to the parameter change request message;
the adjusting unit is used for adjusting the driving parameter information according to the changed first parameter information so as to enable the driving parameter information to correspond to the changed first parameter information;
and the second sending unit is used for generating a parameter change response message after the adjustment of the driving parameter information is finished and sending the parameter change response message.
In the foregoing solution, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
and the second receiving unit is further configured to adjust the corresponding optical power parameter information and/or extinction ratio parameter information according to the parameter change request message.
The optical link fault positioning method, the optical link fault positioning device and the optical link fault positioning processing device provided by the embodiments of the present invention can determine an adjustment scheme of parameter information by detecting an abnormal state of an optical link, that is, when it is determined that the optical link is in the abnormal state, a parameter change request message is generated, an opposite device is enabled to change first parameter information according to the parameter change request message, and then second parameter information corresponding to the optical link is detected according to the changed first parameter information, so as to determine an influence of the changed first parameter information on the optical link, and finally, the optical link fault is positioned according to the influence.
Drawings
Fig. 1 is a first schematic flow chart illustrating an implementation of an optical link fault location method according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first apparatus according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a second implementation flow of the optical link fault location method according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of an optical module processing device according to an embodiment of the present invention;
fig. 5 is a schematic flow chart of a specific implementation of the optical link fault location method according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a system according to a third embodiment of the present invention.
Detailed Description
So that the manner in which the features and aspects of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments, some of which are illustrated in the appended drawings.
Example one
Fig. 1 is a first schematic flow chart illustrating an implementation of an optical link fault location method according to an embodiment of the present invention; the method is applied to local equipment; the local equipment is connected with the optical module processing device, so that the local equipment and the remote communication equipment carry out signal transmission through optical fibers and the optical module processing device; as shown in fig. 1, the method includes:
step 101: when the optical link is determined to be in an abnormal state, sending a parameter change request message so that the opposite terminal equipment changes the first parameter information corresponding to the opposite terminal equipment according to the parameter change request message;
in this embodiment of the present invention, the peer device refers to an optical module processing device.
In the embodiment of the invention, when an optical link between local equipment and remote communication equipment fails, the local equipment and the remote communication equipment cannot normally communicate; at this time, the local device sends a parameter change request message to the optical module processing device, so that the optical module processing device changes the parameter value of the first parameter information corresponding to the optical module processing device according to the parameter change request message.
In this embodiment, the determining that the optical link is in an abnormal state includes:
receiving an optical link fault alarm message, and determining that the optical link is in an abnormal state according to the optical link fault alarm message; or,
and detecting the optical link, and determining that the optical link is in an abnormal state according to second parameter information corresponding to the optical link.
It should be noted that the process of the local device determining that the optical link is in the abnormal state may be active or passive; that is to say, the local device may actively detect the operating state of the optical link used when performing signal transmission with the remote communication device, and may also passively receive an optical link failure alarm message sent by the optical module processing device, so in practical application, whether to actively detect the optical link may be set according to the hardware capability of the local device.
In this embodiment, the second parameter information includes, but is not limited to, the following: error code parameter information, optical power parameter information.
In this embodiment, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
Step 102: receiving a change parameter response message corresponding to the change parameter request message;
in this embodiment, after receiving the parameter change request message, the optical module processing device changes the first parameter information in the optical module processing device, and adjusts the driving parameter information according to the changed first parameter information, so that the driving parameter information corresponds to the changed first parameter information, and then generates a parameter change response message, and sends the parameter change response message to the local device, so as to notify the local device of completing the parameter change process.
In this embodiment, the optical module processing device stores a correspondence table between the first parameter information and the driving parameter information; in this way, the optical module processing device can search the parameter value of the driving parameter information corresponding to the changed first parameter information in the corresponding table according to the changed first parameter information, so as to adjust the driving parameter information according to the corresponding relationship.
Step 103: and detecting second parameter information corresponding to the optical link according to the change parameter response message, and determining the influence of the changed first parameter information on the optical link.
In this embodiment, the method further includes:
positioning the fault of the optical link according to the influence of the changed first parameter information on the optical link; wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
In this embodiment, the local device detects second parameter information corresponding to the optical link according to the change parameter response message, determines an influence of the changed first parameter information on the optical link, and then locates an optical link fault according to the influence of the changed first parameter information on the optical link.
In this embodiment, the positioning of the optical link that has the optical reflection fault includes:
when the local equipment detects that the parameter value corresponding to the error code parameter information of the optical link for signal transmission with the remote communication equipment is continuously accumulated, the local equipment determines that the optical link is in an abnormal state and sends a parameter change request message to an optical module processing device connected with the local equipment; wherein the change parameter request message comprises: adjusting down the parameter value of the transmitted optical power parameter information and the parameter value of the extinction ratio parameter information corresponding to the optical module processing device;
the optical module processing device adjusts the transmitting optical power parameter information and the extinction ratio parameter information according to the parameter changing request message, and adjusts the driving parameter information according to the adjusted transmitting optical power parameter information and the extinction ratio parameter information, so that the driving parameter information corresponds to the transmitting optical power parameter information and the extinction ratio parameter information;
and then, after the optical module processing device determines that the adjustment of the current driving parameter information is completed, generating a parameter change response message, and sending the parameter change response message to local equipment, where the local equipment detects second parameter information corresponding to the optical link according to the parameter change response message, and specifically, when the local equipment detects that a parameter value corresponding to the error code parameter information is reduced, it determines that the optical link fault is an optical reflection fault.
In this embodiment, the locating the optical link loss fault includes:
when the local equipment detects that the received optical power is too low or an optical signal is not received by an optical port, the local equipment determines that the optical link is in an abnormal state and sends a parameter change request message to an optical module processing device connected with the local equipment; wherein the change parameter request message comprises: the parameter value of the transmitted optical power parameter information corresponding to the optical module processing device is increased;
the optical module processing device adjusts the transmitted optical power parameter information according to the parameter change request message, and adjusts the driving parameter information according to the adjusted transmitted optical power parameter information, so that the driving parameter information corresponds to the transmitted optical power parameter information;
and then, after the optical module processing device determines that the adjustment of the current driving parameter information is completed, generating a parameter change response message, and sending the parameter change response message to a local device, where the local device detects second parameter information corresponding to the optical link according to the parameter change response message, and specifically, when the local device detects that the received optical power is normal, it determines that the optical link failure is caused by excessive optical link loss.
In this embodiment, the positioning of the optical power abnormal fault in the optical link includes:
when the local equipment detects that the received optical power is abnormal, the local equipment determines that the optical link is in an abnormal state and sends a parameter change request message to an optical module processing device connected with the local equipment; wherein the change parameter request message comprises: adjusting the parameter value of the transmitted optical power parameter information corresponding to the optical module processing device;
the optical module processing device adjusts the transmitted optical power parameter information according to the parameter change request message, and adjusts the driving parameter information according to the adjusted transmitted optical power parameter information, so that the driving parameter information corresponds to the transmitted optical power parameter information;
and then, after the optical module processing device determines that the adjustment of the current driving parameter information is completed, generating a parameter change response message, and sending the parameter change response message to a local device, where the local device detects second parameter information corresponding to the optical link according to the parameter change response message, and specifically, when the local device detects that the received optical power is normal, it determines that the optical link fault is caused by the abnormal optical power.
It should be noted that, in practical applications, it is necessary to determine to increase or decrease the parameter value of the transmitted optical power parameter information corresponding to the optical module processing device according to the change condition of the fault information detected by the local device.
Here, the normal optical power of the optical module processing device is usually-5.2-0.5 dBm, and the optical power is abnormal due to over-high or over-low optical power; for example, the optical power is too high, which easily causes the optical power received by the receiving end device to be overloaded, and also affects the laser service life of the optical module processing devices corresponding to the receiving end device and the sending end device; the too low optical power is easy to cause the eye diagram of the receiving end equipment to be degraded and is also easy to exceed the receiving sensitivity of the receiving end equipment.
In order to implement the foregoing method, an embodiment of the present invention further provides a first device, as shown in fig. 2, where the first device includes:
a first sending unit 21, configured to send a parameter change request message when it is determined that the optical link is in an abnormal state, so that the peer device changes the first parameter information corresponding to the peer device according to the parameter change request message;
a first receiving unit 22, configured to receive a change parameter response message corresponding to the change parameter request message;
a determining unit 23, configured to detect, according to the change parameter response message, second parameter information corresponding to the optical link, and determine an influence of the changed first parameter information on the optical link.
In the above scheme, the first sending unit 21 is further configured to receive an optical link failure alarm message, and determine that the optical link is in an abnormal state according to the optical link failure alarm message; or,
and the optical link is also used for detecting the optical link and determining that the optical link is in an abnormal state according to the second parameter information corresponding to the optical link.
In the foregoing solution, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
In the foregoing solution, the first device further includes:
the positioning unit 24 is configured to position an optical link fault according to the influence of the changed first parameter information on the optical link; wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
In this embodiment, the first sending unit 21, the first receiving unit 22, the determining unit 23, and the positioning unit 24 may all be operated on a first device, and may be implemented by a Central Processing Unit (CPU), a microprocessor unit (MPU), a Digital Signal Processor (DSP), or a programmable gate array (FPGA) on the first device.
Example two
Fig. 3 is a schematic diagram illustrating a second implementation flow of the optical link fault location method according to the embodiment of the present invention; the method is applied to an optical module processing device corresponding to an optical link; the optical module processing device is connected with local equipment; thus, the local equipment and the remote communication equipment are subjected to signal transmission through the optical fiber and the optical module processing device; as shown in fig. 3, the method includes:
step 301: receiving a parameter change request message, and changing first parameter information corresponding to the parameter change request message according to the parameter change request message;
in the embodiment of the invention, when an optical link between local equipment and remote communication equipment fails, the local equipment and the remote communication equipment cannot normally communicate; at this time, the local device sends a parameter change request message to the optical module processing device, and the optical module processing device receives the parameter change request message and changes the first parameter information corresponding to the optical module processing device according to the parameter change request message.
In this embodiment, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the changing of the first parameter information corresponding to the changing parameter request message comprises the following steps:
and adjusting the corresponding optical power parameter information and/or extinction ratio parameter information according to the parameter change request message.
Step 302: adjusting the driving parameter information according to the changed first parameter information so that the driving parameter information corresponds to the changed first parameter information;
in this embodiment, the optical module processing device adjusts the driving parameter information according to the changed first parameter information, so that the driving parameter information corresponds to the changed first parameter information.
In this embodiment, the optical module processing device stores a correspondence table between the first parameter information and the driving parameter information; in this way, the optical module processing device can search the parameter value of the driving parameter information corresponding to the changed first parameter information in the corresponding relation table according to the changed first parameter information, so as to adjust the driving parameter information according to the corresponding relation.
Step 303: and after the adjustment of the driving parameter information is finished, generating a parameter change response message and sending the parameter change response message.
In this embodiment, after the optical module processing device adjusts the driving parameter, a parameter change response message is generated, and the parameter change response message is sent to the local device, so that the local device is informed of completing the parameter change process, so that the local device detects second parameter information corresponding to the optical link according to the parameter change response message, and further determines the influence of the changed first parameter information on the optical link, so as to locate the optical link fault according to the influence.
In order to implement the foregoing method, an embodiment of the present invention further provides an optical module processing device, as shown in fig. 4, where the optical module processing device includes:
a second receiving unit 41, configured to receive a parameter change request message, and change first parameter information corresponding to the second receiving unit according to the parameter change request message;
an adjusting unit 42, configured to adjust driving parameter information according to the modified first parameter information, so that the driving parameter information corresponds to the modified first parameter information;
and a second sending unit 43, configured to generate a parameter change response message after the driving parameter information is adjusted, and send the parameter change response message.
In the foregoing solution, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the second receiving unit 41 is further configured to adjust the corresponding optical power parameter information and/or extinction ratio parameter information according to the parameter change request message.
In this embodiment, the second sending unit 43, the second receiving unit 41, and the adjusting unit 42 may all run on an optical module processing device, and may be implemented by a Central Processing Unit (CPU), a microprocessor unit (MPU), a Digital Signal Processor (DSP), or a programmable gate array (FPGA) on the optical module processing device.
EXAMPLE III
Fig. 5 is a schematic flow chart of a specific implementation of the optical link fault location method according to the embodiment of the present invention; fig. 6 is a schematic structural diagram of a system according to a third embodiment of the present invention; as shown in fig. 6, the method involves the following apparatus, devices and internal components, respectively:
the indoor/outdoor remote equipment 1 is specifically equipment corresponding to a baseband processing unit (BBU)/Radio Remote Unit (RRU); the optical module processing device 2 is connected with the indoor/outdoor remote equipment 1 through an optical port on the indoor/outdoor remote equipment 1; a first controller 3, located on the indoor/outdoor remote device 1, where the first processor 3 may be a Central Processing Unit (CPU) or a Field Programmable Gate Array (FPGA) in the indoor/outdoor remote device 1; the second controller 4, the driving chip 5, the light emitting component 6, the receiving component 7 and the memory 8 are all located on the optical module processing device 2;
the first controller 3 is connected with the second controller 4, so that the indoor/outdoor remote equipment 1 can transmit signals with remote communication equipment through optical fibers and the optical module processing device 2; the memory 8 and the driving chip 5 are both connected with the second controller 4, and the driving chip 5 is respectively connected with the light-emitting component 6 and the receiving component 7;
in practical application, the light emitting assembly 6 and the receiving assembly 7 can be integrated into one assembly, which is collectively referred to as a transmitting and receiving assembly 9; the memory 8 may be a charged erasable programmable read only memory (EEPROM).
Based on the system shown in fig. 6, the method includes:
step 501: when the first controller 3 determines that the optical link is in an abnormal state, sending a parameter change request message to the second controller 4;
in the embodiment of the present invention, when an optical link between an indoor/outdoor remote device 1 and a remote communication device fails, the indoor/outdoor remote device 1 and the remote communication device cannot normally communicate with each other; at this time, the first controller 3 in the indoor/outdoor remote device 1 sends a parameter change request message to the second controller 4 in the optical module processing device 2, so that the optical module processing device 2 changes the parameter value of the first parameter information corresponding to itself according to the parameter change request message.
In this embodiment, the optical link is a link structure composed of an optical fiber and the optical module processing device 2.
In this embodiment, the determining that the optical link is in an abnormal state includes:
receiving an optical link fault alarm message, and determining that the optical link is in an abnormal state according to the optical link fault alarm message; or,
and detecting the optical link, and determining that the optical link is in an abnormal state according to second parameter information corresponding to the optical link.
It should be noted that the process of determining that the optical link is in the abnormal state by the indoor/outdoor remote device 1 may be active or passive; that is to say, the indoor/outdoor remote device 1 may actively detect the operating state of the optical link used when performing signal transmission with the remote communication device, and may also passively receive the optical link failure alarm message sent by the optical module processing device 2, so in practical application, it may be set whether to actively detect the optical link according to the hardware capability of the indoor/outdoor remote device 1;
in addition, in practical applications, the task of determining whether the optical link is in an abnormal state is executed by the first controller 3, so for the first controller 3, the first controller 3 may actively detect an operating state of the optical link used when performing signal transmission with the remote communication device, and may also passively receive an optical link failure alarm message sent by the optical module processing device 2, or passively receive an optical link failure alarm message determined by another module in the indoor/outdoor remote device 1.
In this embodiment, the first parameter information includes: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
Step 502: the second controller 4 receives the parameter change request message, and instructs the memory 8 to change the first parameter information corresponding to the memory 8 according to the parameter change request message;
in this embodiment, after receiving the parameter change request message, the second controller 4 informs the memory 8 to enable the memory 8 to correspondingly change the first parameter information according to the parameter change request message.
Step 503: after determining that the first parameter information is changed by the memory 8, the second controller 4 sends an adjustment message to the driver chip 5;
in this embodiment, after the first parameter information in the memory 8 is changed, and the second controller 4 detects that the first parameter information in the memory 8 is changed, the second controller 4 sends an adjustment message to the driver chip 5.
Step 504: the driving chip 5 queries, according to the adjustment message, the driving parameter information corresponding to the modified first parameter information from the second controller 4, and adjusts the driving parameter information corresponding to the driving chip according to the driving parameter information corresponding to the modified first parameter information;
in this embodiment, the second controller 4 stores a correspondence table between the first parameter information and the driving parameter information; in this way, the driving chip 5 can search the parameter value of the driving parameter information corresponding to the modified first parameter information in the corresponding relationship table according to the modified first parameter information, so as to adjust the driving parameter information according to the corresponding relationship.
Step 505: the driving chip 5 sends an instruction to the light-emitting component 6 according to the adjusted driving parameter information, and instructs the light-emitting component 6 to send an optical signal according to the adjusted driving parameter information;
step 506: when the second controller 4 determines that the adjustment of the driving parameter information in the driving chip 5 is completed, generating a parameter change response message, and sending the parameter change response message to the first controller 3;
in this embodiment, after determining that the driving parameter information in the driving chip 5 is adjusted, the second controller 4 generates a parameter change response message, and sends the parameter change response message to the first controller 3, so as to inform the first controller 3 of completing the parameter change process, so that the first controller 3 detects the second parameter information corresponding to the optical link according to the parameter change response message, and further determines the influence of the changed first parameter information on the optical link, so as to locate the optical link fault according to the influence.
Step 507: the first controller 3 detects second parameter information corresponding to the optical link according to the change parameter response message, and determines the influence of the changed first parameter information on the optical link;
step 508: the first controller 3 locates the optical link fault according to the influence of the changed first parameter information on the optical link;
wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
The optical link fault positioning method, the optical link fault positioning device and the optical link fault positioning processing device provided by the embodiment of the invention can determine the adjustment scheme of the parameter information by detecting the abnormal state of the optical link, namely when the optical link is determined to be in the abnormal state, a parameter change request message is generated, the opposite terminal equipment is enabled to change the first parameter information according to the parameter change request message, the second parameter information corresponding to the optical link is further detected according to the changed first parameter information, so as to determine the influence of the changed first parameter information on the optical link, and finally the optical link fault is positioned according to the influence, therefore, the embodiment of the invention can be executed in local equipment or the monitoring equipment monitors the execution of the local equipment, so that the purpose of remotely and batch positioning of the optical link fault can be realized, and the fault positioning period and the labor cost can be shortened;
in addition, the fault location of the optical link is realized in the interaction process of the local equipment and the optical module processing device in the embodiment of the invention, so that when the local equipment and the optical module processing device are taken as a whole, the fault location process of the optical link in the embodiment of the invention is a closed-loop location process, therefore, the method in the embodiment of the invention is simple and has strong operability; moreover, when the monitoring equipment detects a plurality of local equipment, the method provided by the embodiment of the invention can also enable the monitoring equipment to provide a method for remotely and massively positioning the optical link faults, so that the fault positioning period is shortened, and the labor cost is saved; meanwhile, the embodiment of the invention can also play a reference meaning for subsequent similar problems.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The foregoing is merely an example of the embodiments of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the embodiments of the present invention, and these modifications and decorations should also be regarded as the protection scope of the embodiments of the present invention.
Claims (12)
1. An optical link fault location method, the method comprising:
when the optical link is determined to be in an abnormal state, sending a parameter change request message so that the opposite terminal equipment changes the first parameter information corresponding to the opposite terminal equipment according to the parameter change request message;
receiving a change parameter response message corresponding to the change parameter request message;
and detecting second parameter information corresponding to the optical link according to the change parameter response message, and determining the influence of the changed first parameter information on the optical link.
2. The method of claim 1, wherein the determining that the optical link is in an abnormal state comprises:
receiving an optical link fault alarm message, and determining that the optical link is in an abnormal state according to the optical link fault alarm message; or
And detecting the optical link, and determining that the optical link is in an abnormal state according to second parameter information corresponding to the optical link.
3. The method according to claim 1 or 2, wherein the first parameter information comprises: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
4. The method according to claim 1 or 2, characterized in that the method further comprises:
positioning the fault of the optical link according to the influence of the changed first parameter information on the optical link; wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
5. An optical link fault location method, the method comprising:
receiving a parameter change request message, and changing first parameter information corresponding to the parameter change request message according to the parameter change request message;
adjusting the driving parameter information according to the changed first parameter information so that the driving parameter information corresponds to the changed first parameter information;
and after the adjustment of the driving parameter information is finished, generating a parameter change response message and sending the parameter change response message.
6. The method of claim 5, wherein the first parameter information comprises: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the changing of the first parameter information corresponding to the changing parameter request message comprises the following steps:
and adjusting the corresponding optical power parameter information and/or extinction ratio parameter information according to the parameter change request message.
7. An optical link fault locating device, characterized in that the device comprises:
a first sending unit, configured to send a parameter change request message when it is determined that an optical link is in an abnormal state, so that an opposite-end device changes first parameter information corresponding to the opposite-end device according to the parameter change request message;
a first receiving unit, configured to receive a change parameter response message corresponding to the change parameter request message;
and the determining unit is used for detecting second parameter information corresponding to the optical link according to the parameter change response message and determining the influence of the changed first parameter information on the optical link.
8. The apparatus of claim 7, wherein the first sending unit is further configured to receive an optical link failure alarm message, and determine that the optical link is in an abnormal state according to the optical link failure alarm message; or,
and the optical link is also used for detecting the optical link and determining that the optical link is in an abnormal state according to the second parameter information corresponding to the optical link.
9. The apparatus according to claim 7 or 8, wherein the first parameter information comprises: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
the change parameter request message includes: and adjusting the optical power parameter information or the extinction ratio parameter information.
10. The apparatus according to claim 7 or 8, characterized in that it further comprises:
the positioning unit is used for positioning the optical link fault according to the influence of the changed first parameter information on the optical link; wherein the optical link failure comprises one or more of: optical reflection failure, optical link loss failure, and optical power anomaly.
11. A light module processing device, comprising:
the second receiving unit is used for receiving the parameter change request message and changing the corresponding first parameter information according to the parameter change request message;
the adjusting unit is used for adjusting the driving parameter information according to the changed first parameter information so as to enable the driving parameter information to correspond to the changed first parameter information;
and the second sending unit is used for generating a parameter change response message after the adjustment of the driving parameter information is finished and sending the parameter change response message.
12. The light module processing device according to claim 11, wherein the first parameter information comprises: optical power parameter information and/or extinction ratio parameter information; in a corresponding manner, the first and second electrodes are,
and the second receiving unit is further configured to adjust the corresponding optical power parameter information and/or extinction ratio parameter information according to the parameter change request message.
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| CN201410620890.6A CN105610490B (en) | 2014-11-05 | 2014-11-05 | A kind of optical link Fault Locating Method, equipment and processing apparatus |
| PCT/CN2015/077189 WO2016070585A1 (en) | 2014-11-05 | 2015-04-22 | Optical link fault locating method, device, processing component and storage medium |
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| CN201410620890.6A CN105610490B (en) | 2014-11-05 | 2014-11-05 | A kind of optical link Fault Locating Method, equipment and processing apparatus |
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| CN101753207A (en) * | 2008-12-16 | 2010-06-23 | 华为技术有限公司 | Fiber link fault recognition method, device and system |
| CN103166701A (en) * | 2013-02-27 | 2013-06-19 | 华为技术有限公司 | Parameter negotiation method in optical transmission, transmitting device, receiving device and optical module |
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| US20040004709A1 (en) * | 2002-07-02 | 2004-01-08 | Donald Pitchforth | Method and system for performing measurements on an optical network |
| CN101296034B (en) * | 2007-04-26 | 2012-07-11 | 华为技术有限公司 | Method and apparatus for transmission of monitoring information, passive optical network system |
| CN101995320B (en) * | 2009-08-27 | 2012-03-21 | 华为海洋网络有限公司 | Method, device and equipment for detecting fault of underwater equipment |
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| CN101753207A (en) * | 2008-12-16 | 2010-06-23 | 华为技术有限公司 | Fiber link fault recognition method, device and system |
| CN103166701A (en) * | 2013-02-27 | 2013-06-19 | 华为技术有限公司 | Parameter negotiation method in optical transmission, transmitting device, receiving device and optical module |
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