CN102723989A - Grading warning method and grading warning device for optical cable problems - Google Patents
Grading warning method and grading warning device for optical cable problems Download PDFInfo
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- CN102723989A CN102723989A CN2012102316033A CN201210231603A CN102723989A CN 102723989 A CN102723989 A CN 102723989A CN 2012102316033 A CN2012102316033 A CN 2012102316033A CN 201210231603 A CN201210231603 A CN 201210231603A CN 102723989 A CN102723989 A CN 102723989A
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Abstract
The invention discloses a method and a device for displaying an optical cable topological graph. The method comprises the steps of judging whether a working abnormal problem exists between every two adjacent nodes and on an optical cable between the two adjacent nodes or not; and judging a warning condition grade satisfying the working abnormal problem if the working abnormal problem exists between the two adjacent nodes or on the optical cable between the two adjacent nodes, and utilizing different display ways to display the abnormal problems correspondently. Due to the adoption of the grading warning method and the device, the warning of working abnormal problems in an optical cable network can be accurately performed.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of classification alarm method and device of optical cable problem.
Background technology
Along with the development of modern electric communications industry, optical cable is widely used in communications.Optical cable is by the combination of single or multifiber and strengthen and protection is processed.Optical fiber is by a kind of fiber that becomes concentrically ringed double-deck transparent medium to constitute.
Because have a large amount of nodes and optical cable in the fiber cable network, various operation irregularity problems can appear in fiber cable network, a certain node in for example fibercuts, the network can't operate as normal or the like.
Can't wait the optical cable problem to alarm accurately unusually to the optical cable in the fiber cable network in the prior art.
Summary of the invention
In view of this, the technical problem that the present invention will solve is, a kind of display packing and device of optical cable topological diagram is provided, and can realize the accurate alarm of operation irregularity problem in the fiber cable network.
For this reason, the embodiment of the invention adopts following technical scheme:
A kind of display packing of optical cable topological diagram comprises:
Judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem;
If there is the operation irregularity problem in the optical cable between adjacent two nodes or said adjacent two nodes, judge when said operation irregularity problem satisfies first order alarm conditions, use first mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies second level alarm conditions, use second mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies third level alarm conditions, use Third Way to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies fourth stage alarm conditions, use cubic formula to show the node and/or the optical cable of operation irregularity;
If there is not the operation irregularity problem in the optical cable between adjacent two nodes and said adjacent two nodes, use the 5th mode to show the optical cable between said adjacent two nodes and said adjacent two nodes.
First order alarm conditions comprise: greater than predetermined threshold value, perhaps, node can't operate as normal with respect to the increase value of preset first numerical value for paroxysmal optical-fibre channel full range transmission loss value;
Second level alarm conditions comprise: optical-fibre channel full range transmission loss value is with respect to the fiber optics length of the increase value of presetting second value greater than 5dB or 0.1dB/km * optical-fibre channel, and perhaps, the loss value of the optical fiber splice of some increases to first threshold value;
Third level alarm conditions comprise: the increase value of preset first numerical value of optical-fibre channel full range transmission loss value is more than or equal to 1 and less than said preset first numerical value; Or in the lightguide cable link in certain dish optical cable increment of attenuation coefficient of each monitored optical fiber all greater than 0.1dB/km; Or the increment of at least one opticalfiber splicing loss value reaches second threshold value;
Fourth stage alarm conditions comprise: the communication network that fiber cable network transmitted breaks down.
Use first mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use second color to show;
Use second mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 3rd color to show;
Use Third Way to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 4th color to show;
Use the cubic formula to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 5th color to show;
Use the 5th mode to show that the node of operation irregularity and/or optical cable comprise: to use first color to show the optical cable between said adjacent two nodes and said adjacent two nodes.
A kind of display unit of optical cable topological diagram comprises:
Judging unit is used to judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem;
First display unit; When being used for optical cable between adjacent two nodes of judgment unit judges or said adjacent two nodes and having the operation irregularity problem; Judge when said operation irregularity problem satisfies first order alarm conditions, use first mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies second level alarm conditions, use second mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies third level alarm conditions, use Third Way to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies fourth stage alarm conditions, use cubic formula to show the node and/or the optical cable of operation irregularity;
Second display unit, there is not the operation irregularity problem in the optical cable that is used between adjacent two nodes of judgment unit judges and said adjacent two nodes, uses the 5th mode to show the optical cable between said adjacent two nodes and said adjacent two nodes.
First order alarm conditions comprise: greater than predetermined threshold value, perhaps, node can't operate as normal with respect to the increase value of preset first numerical value for paroxysmal optical-fibre channel full range transmission loss value;
Second level alarm conditions comprise: optical-fibre channel full range transmission loss value is with respect to the fiber optics length of the increase value of presetting second value greater than 5dB or 0.1dB/km * optical-fibre channel, and perhaps, the loss value of the optical fiber splice of some increases to first threshold value;
Third level alarm conditions comprise: the increase value of preset first numerical value of optical-fibre channel full range transmission loss value is more than or equal to 1 and less than said preset first numerical value; Or in the lightguide cable link in certain dish optical cable increment of attenuation coefficient of each monitored optical fiber all greater than 0.1dB/km; Or the increment of at least one opticalfiber splicing loss value reaches second threshold value;
Fourth stage alarm conditions comprise: the communication network that fiber cable network transmitted breaks down.
Use first mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use second color to show;
Use second mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 3rd color to show;
Use Third Way to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 4th color to show;
Use the cubic formula to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 5th color to show;
Use the 5th mode to show that the node of operation irregularity and/or optical cable comprise: to use first color to show the optical cable between said adjacent two nodes and said adjacent two nodes.
Technique effect analysis for technique scheme is following:
Judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem; If there is the operation irregularity problem in the optical cable between adjacent two nodes or said adjacent two nodes, judge when said operation irregularity problem satisfies first order alarm conditions, use first mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies second level alarm conditions, use second mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies third level alarm conditions, use Third Way to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies fourth stage alarm conditions, use cubic formula to show the node and/or the optical cable of operation irregularity; If there is not the operation irregularity problem in the optical cable between adjacent two nodes and said adjacent two nodes; Use the 5th mode to show the optical cable between said adjacent two nodes and said adjacent two nodes; Thereby alarm conditions rank for the node in the optical cable topological diagram and optical cable (line in the corresponding topological diagram) operation irregularity and operation irregularity problem according to whether; Use different modes to show; Thereby the clear and definite operating state of distinguishing optical cable between each node and the node in the optical cable topological diagram again, thereby realized accurate alarm for operation irregularity problem in the fiber cable network.
Description of drawings
Fig. 1 is the display packing schematic flow sheet of the application embodiment optical cable topological diagram;
Fig. 2 is the display device structure sketch map of embodiment of the invention optical cable topological diagram.
Embodiment
When fiber cable network is managed, generally in the management system of correspondence, set up the topological diagram (being designated hereinafter simply as the optical cable topological diagram) of fiber cable network.The optical cable topological diagram comprises the line between node and the node, the node in the corresponding fiber cable network of node, the lightguide cable link in the corresponding fiber cable network of the line between the node between the node.
Below, be described with reference to the accompanying drawings the display packing of the application's optical cable topological diagram and the realization of device.
Fig. 1 is the display packing schematic flow sheet of the application embodiment optical cable topological diagram, and is as shown in Figure 1, and this method comprises:
Step 101: judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem;
Said node can be RTU.
Step 102: if there is the operation irregularity problem in the optical cable between adjacent two nodes or said adjacent two nodes, judge when said operation irregularity problem satisfies first order alarm conditions, use first mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies second level alarm conditions, use second mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies third level alarm conditions, use Third Way to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies fourth stage alarm conditions, use cubic formula to show the node and/or the optical cable of operation irregularity;
Wherein, first order alarm conditions comprise: greater than predetermined threshold value, perhaps, node can't operate as normal with respect to the increase value of preset first numerical value for paroxysmal optical-fibre channel full range transmission loss value; Wherein, said preset first numerical value can be the final acceptance of construction value of optical-fibre channel full range transmission loss value, perhaps also can be the initial data of optical-fibre channel full range transmission loss value, perhaps also can be the optical-fibre channel full range transmission loss value under the normal condition.。For example, optical-fibre channel full range transmission loss value is 2dB always before, and certain optical-fibre channel full range transmission loss value is that 7dB is above, then satisfies first order alarm conditions.
Second level alarm conditions comprise: optical-fibre channel full range transmission loss value is with respect to the fiber optics length of the increase value of presetting second value greater than 5dB or 0.1dB/km * optical-fibre channel, and perhaps, the loss value of the optical fiber splice of some increases to first threshold value; Wherein, said preset second value can be the final acceptance of construction value of optical-fibre channel full range transmission loss value, perhaps also can be the initial data of optical-fibre channel full range transmission loss value, perhaps also can be the optical-fibre channel full range transmission loss value under the normal condition.Wherein, the concrete numerical value of said first threshold value and said some can specifically be set in practical application, does not limit here.
Third level alarm conditions comprise: the increase value of preset first numerical value of optical-fibre channel full range transmission loss value is more than or equal to 1 and less than said preset first numerical value; Or in the lightguide cable link in certain dish optical cable increment of attenuation coefficient of each monitored optical fiber all greater than 0.1dB/km; Or the increment of at least one opticalfiber splicing loss value reaches second threshold value; Wherein, the concrete numerical value of said second threshold value can specifically be set in practical application, does not limit here.
Fourth stage alarm conditions comprise: the communication network that fiber cable network transmitted breaks down.
Fiber cable network described in the application is meant the physical network that communicates message transmission, comprises optical cable, RTU etc.And said communication network is meant the network through said fiber cable network transport communication information.
Above level Four alarm conditions have covered the various operation irregularity problems in the fiber cable network basically; If occur other operation irregularity problems in the fiber cable network; Can not limit here based on the alarm conditions that it was ranged in the above-mentioned level Four alarm conditions or be provided with in addition level V even the 6th grade or the like that are provided with of above-mentioned level Four alarm conditions.
Use first mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use second color to show;
Use second mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 3rd color to show;
Use Third Way to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 4th color to show;
Use the cubic formula to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 5th color to show.
In addition, in practical application,, except the display mode difference, can also further alarm to the user, not limit here through sound etc. for other operation irregularity problem of different alarm conditions levels.
Step 103:, use the 5th mode to show the optical cable between said adjacent two nodes and said adjacent two nodes if there is not the operation irregularity problem in the optical cable between adjacent two nodes and said adjacent two nodes.
Use the 5th mode to show that the node of operation irregularity and/or optical cable can comprise: to use first color to show the optical cable between said adjacent two nodes and said adjacent two nodes.
General, said first color, second color, the 3rd color, the 4th color, the 5th color are mutual various colors.Concrete color settings does not limit here.For example, first color can be green, and second color can be redness, and the 3rd color can be pink, and the 4th color can be yellow, and the 5th color can be grey; Perhaps, first color can be blueness, and second color can be grey, and the 3rd color can be pink, and the 4th color can be yellow, and the 5th color can be black or the like.
Do not have the restriction on the execution sequence between step 102 and the step 103.
In the method shown in Figure 1; Alarm conditions rank for the node in the optical cable topological diagram and optical cable (line in the corresponding topological diagram) operation irregularity and operation irregularity problem according to whether; Use different modes to show; Thereby the clear and definite operating state of distinguishing optical cable between each node and the node in the optical cable topological diagram again, thereby realized accurate alarm for operation irregularity problem in the fiber cable network.
With said method with respect to, the application embodiment also provides a kind of display unit of optical cable topological diagram, and is as shown in Figure 2, this device can comprise:
Judging unit 210 is used to judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem;
Wherein, first order alarm conditions comprise: greater than predetermined threshold value, perhaps, node can't operate as normal with respect to the increase value of preset first numerical value for paroxysmal optical-fibre channel full range transmission loss value;
Second level alarm conditions comprise: optical-fibre channel full range transmission loss value with respect to the increase value of preset second value greater than 5dB; Perhaps greater than the fiber optics length of 0.1dB/km * optical-fibre channel; Perhaps, the loss value of the optical fiber splice of some increases to first threshold value;
Third level alarm conditions comprise: the increase value of preset first numerical value of optical-fibre channel full range transmission loss value is more than or equal to 1 and less than said preset first numerical value; Or in the lightguide cable link in certain dish optical cable increment of attenuation coefficient of each monitored optical fiber all greater than 0.1dB/km; Or the increment of at least one opticalfiber splicing loss value reaches second threshold value;
Fourth stage alarm conditions comprise: the communication network that fiber cable network transmitted breaks down.
Wherein, Use first mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use second color to show;
Use second mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 3rd color to show;
Use Third Way to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 4th color to show;
Use the cubic formula to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 5th color to show;
Use the 5th mode to show that the node of operation irregularity and/or optical cable comprise: to use first color to show the optical cable between said adjacent two nodes and said adjacent two nodes.
In the device shown in Figure 2; Alarm conditions rank for the node in the optical cable topological diagram and optical cable (line in the corresponding topological diagram) operation irregularity and operation irregularity problem according to whether; Use different modes to show; Thereby the clear and definite operating state of distinguishing optical cable between each node and the node in the optical cable topological diagram again, thereby realized accurate alarm for operation irregularity problem in the fiber cable network.
One of ordinary skill in the art will appreciate that; The process of the method for realization the foregoing description can be accomplished through the relevant hardware of program command; Described program can be stored in the read/write memory medium, and this program when carrying out the corresponding step in the said method.Described storage medium can be like ROM/RAM, magnetic disc, CD etc.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (6)
1. the display packing of an optical cable topological diagram is characterized in that, comprising:
Judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem;
If there is the operation irregularity problem in the optical cable between adjacent two nodes or said adjacent two nodes, judge when said operation irregularity problem satisfies first order alarm conditions, use first mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies second level alarm conditions, use second mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies third level alarm conditions, use Third Way to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies fourth stage alarm conditions, use cubic formula to show the node and/or the optical cable of operation irregularity;
If there is not the operation irregularity problem in the optical cable between adjacent two nodes and said adjacent two nodes, use the 5th mode to show the optical cable between said adjacent two nodes and said adjacent two nodes.
2. method according to claim 1 is characterized in that, first order alarm conditions comprise: greater than predetermined threshold value, perhaps, node can't operate as normal with respect to the increase value of preset first numerical value for paroxysmal optical-fibre channel full range transmission loss value;
Second level alarm conditions comprise: optical-fibre channel full range transmission loss value is with respect to the fiber optics length of the increase value of presetting second value greater than 5dB or 0.1dB/km * optical-fibre channel, and perhaps, the loss value of the optical fiber splice of some increases to first threshold value;
Third level alarm conditions comprise: the increase value of preset first numerical value of optical-fibre channel full range transmission loss value is more than or equal to 1 and less than said preset first numerical value; Or in the lightguide cable link in certain dish optical cable increment of attenuation coefficient of each monitored optical fiber all greater than 0.1dB/km; Or the increment of at least one opticalfiber splicing loss value reaches second threshold value;
Fourth stage alarm conditions comprise: the communication network that fiber cable network transmitted breaks down.
3. method according to claim 1 and 2; It is characterized in that; Use first mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use second color to show;
Use second mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 3rd color to show;
Use Third Way to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 4th color to show;
Use the cubic formula to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 5th color to show;
Use the 5th mode to show that the node of operation irregularity and/or optical cable comprise: to use first color to show the optical cable between said adjacent two nodes and said adjacent two nodes.
4. the display unit of an optical cable topological diagram is characterized in that, comprising:
Judging unit is used to judge whether the optical cable between adjacent two nodes and said adjacent two nodes exists the operation irregularity problem;
First display unit; When being used for optical cable between adjacent two nodes of judgment unit judges or said adjacent two nodes and having the operation irregularity problem; Judge when said operation irregularity problem satisfies first order alarm conditions, use first mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies second level alarm conditions, use second mode to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies third level alarm conditions, use Third Way to show the node and/or the optical cable of operation irregularity; Perhaps, judge when said operation irregularity problem satisfies fourth stage alarm conditions, use cubic formula to show the node and/or the optical cable of operation irregularity;
Second display unit, there is not the operation irregularity problem in the optical cable that is used between adjacent two nodes of judgment unit judges and said adjacent two nodes, uses the 5th mode to show the optical cable between said adjacent two nodes and said adjacent two nodes.
5. device according to claim 4 is characterized in that, first order alarm conditions comprise: greater than predetermined threshold value, perhaps, node can't operate as normal with respect to the increase value of preset first numerical value for paroxysmal optical-fibre channel full range transmission loss value;
Second level alarm conditions comprise: optical-fibre channel full range transmission loss value is with respect to the fiber optics length of the increase value of presetting second value greater than 5dB or 0.1dB/km * optical-fibre channel, and perhaps, the loss value of the optical fiber splice of some increases to first threshold value;
Third level alarm conditions comprise: the increase value of preset first numerical value of optical-fibre channel full range transmission loss value is more than or equal to 1 and less than said preset first numerical value; Or in the lightguide cable link in certain dish optical cable increment of attenuation coefficient of each monitored optical fiber all greater than 0.1dB/km; Or the increment of at least one opticalfiber splicing loss value reaches second threshold value;
Fourth stage alarm conditions comprise: the communication network that fiber cable network transmitted breaks down.
6. according to claim 4 or 5 described devices; It is characterized in that; Use first mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use second color to show;
Use second mode to show that the node of operation irregularity and/or optical cable comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 3rd color to show;
Use Third Way to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 4th color to show;
Use the cubic formula to show that the node and/or the optical cable of operation irregularity comprise: in the optical cable between adjacent two nodes and said adjacent two nodes not the node of operation irregularity and/or optical cable use first color to show, the node of operation irregularity and/or optical cable use the 5th color to show;
Use the 5th mode to show that the node of operation irregularity and/or optical cable comprise: to use first color to show the optical cable between said adjacent two nodes and said adjacent two nodes.
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| CN103856258A (en) * | 2012-11-28 | 2014-06-11 | 华为技术有限公司 | Continuous fiber detecting method and device |
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Application publication date: 20121010 |