CN108957657A - The fibre core type automatic judging method of non-decreasing type backbone optical cable in ODN system - Google Patents
The fibre core type automatic judging method of non-decreasing type backbone optical cable in ODN system Download PDFInfo
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Abstract
The invention discloses the automatic judging methods and device of a kind of non-decreasing type backbone optical cable fibre core type, this method comprises: obtaining the device data and optical cable data of ODN system using intelligence ODN management system；Fibre core information table in optical cable segment object includes 3 layers of single major key Hash table, and internal layer Hash table major key is a certain fibre core ID of device port ID or another optical cable segment, is worth for succession relation；Middle layer Hash table major key is a certain fibre core ID of current optical cable segment, is worth for internal layer Hash table；Outer layer Hash table major key is current optical cable segment ID, is worth for middle layer Hash table；It is automatic calculate in the computer room for obtaining the affiliated optical cable segment of selected fibre core at outside end number, computer room at number is directly melted in end number, connector box, directly molten number and backbone optical cable number of segment mesh outside connector box, determine the fibre core type of the selected fibre core accordingly.The present invention can calculate automatically and determine fibre core type, convenient to monopolize fibre core priority scheduling and realize from Centronics port to both sides Port Scheduling.
Description
Technical field
The present invention relates to the administrative skill fields of optical distribution, and in particular to non-decreasing type trunk light in a kind of ODN system
The fibre core type automatic judging method of cable.
Background technique
Backbone optical cable is divided between fine point by the aggregation node and trunk of metropolitan area Backbone Transport Network or the fine points of two trunks minute
Between the collection of optical cable segment be combined into.Wherein, the fine point of trunk point refers to the scheduling with optical cable segment fibre core and the section with fine function
Point, the node are Optical Distribution Frame equipment (or total Optical Distribution Frame, be referred to as Optical Distribution Frame hereinafter) in computer room, are then outside computer room
The optical wirings equipment such as optical cross box or connector box.Backbone optical cable has chain, ring-like two types in topology.
The characteristics of backbone optical cable chain topology, is: from an office stand computer room Optical Distribution Frame, wherein intermediate node and
Route by the fine node of trunk point and its between optical cable segment alternate combinations forms one link, it is last and enter another local side
Computer room Optical Distribution Frame, which terminates in the Optical Distribution Frame in source, place both ends.The characteristics of backbone optical cable ring topology, is: from
The Optical Distribution Frame of computer room at one office station sets out, wherein intermediate node and route by the fine node of trunk point and its between optical cable segment hand over
Trunk closed loop is formed for combination, is finally returned to the Optical Distribution Frame of same (other) of the computer room at same office station.Trunk chain
The fine point of trunk point on road or loop can be completed between fibre core and port in optical cross box by one section of direct-connected optical cross box in extended segment
Cheng Duan.
For non-decreasing type backbone optical cable, wherein the optical cable segment fibre core of the port welding from Optical Distribution Frame, by it is ring-like (or
Chain) topology, and the another port for reaching another (or same) Optical Distribution Frame carries out welding, the optical cable segment of approach node
The number of fibre core, fibre core number will not change, and this optical cable segment is known as backbone optical cable section.In addition, the trunk point in backbone optical cable section
Fibre point can complete the Cheng Duan between fibre core and port, optical cross box by one section of direct-connected optical cross box of extension optical cable segment in optical cross box
Interior fibre core travels back across same extension optical cable segment, this extension optical cable segment abbreviation extended segment again after jumper connection；Alternatively, trunk point
The Cheng Duan that can be done directly on fibre point between fibre core and port.
End-to-end path scheduling for the backbone optical cable fibre core of non-decreasing type, user preferentially use exclusive type fibre core,
After determining a fibre core, the scheduling that source, egress optical wiring equipment and its port carry out fiber path can choose；Or it is right
In the fibre core number that the exclusive type of backbone optical cable determines, the one of the same fibre core institute Cheng Duan of the intermediate node of backbone optical cable is selected
Optical path is dispatched respectively to port, then to both sides, until the port termination of the same fibre core institute Cheng Duan of both ends Optical Distribution Frame.
For this purpose, user be desired to determine by some computer room Optical Distribution Frame adapter port Cheng Duan fibre core pass through
After entire backbone optical cable, the type of the fibre core is to monopolize, share or lead directly to, to facilitate the end-to-end path tune of backbone optical cable fibre core
Degree.However, although user is very clear for the fibre core Cheng Duan of single network element, directly molten welding relationship, existing intelligence ODN
Management system does not have the function of the whole network optical cable fibre core of globality management end to end, and therefore, the end of backbone optical cable fibre core is arrived
Hold path scheduling very inconvenient.
Summary of the invention
The technical problem to be solved by the present invention is to the scheduling of the end-to-end path of current backbone optical cable fibre core is very inconvenient
The problem of.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that providing a kind of non-decreasing type backbone optical cable
The automatic judging method of fibre core type, comprising the following steps:
The device data and optical cable data of ODN system are obtained using intelligent ODN management system, and utilize the device data
With optical cable data building device object database, optical cable object database and optical cable segment object database；
Fibre core information table in the optical cable segment object includes 3 layers of single major key Hash table, in which: internal layer Hash table map1,
There are two types of data pair for tool, correspond respectively to the upstream and downstream endpoint of fibre core, major key is respectively device port ID or another optical cable
The a certain fibre core ID of section, is worth for succession relation；Middle layer Hash table map2, major key are a certain fibre core ID of current optical cable segment, value
For internal layer Hash table；Outer layer Hash table map3, major key are current optical cable segment ID, are worth for middle layer Hash table；
Using the optical cable object, device object and optical cable segment object and the fibre core information table, automatic calculate is obtained
In the computer room of the selected affiliated optical cable segment of fibre core at outside end number, computer room at number is directly melted in end number, connector box, outside connector box it is straight
Molten number and backbone optical cable number of segment mesh determine that the fibre core type of the selected fibre core, the fibre core type include shared fibre accordingly
Core, exclusive fibre core and straight-through fibre core.
In the above-mentioned methods, the judgement formula of fibre core type are as follows:
Shared fibre core: in computer room at outside the number+computer room of end at directly melting number=backbone optical cable number of segment in the number+connector box of end
Mesh × 2, and directly molten number=0 outside connector box；
Exclusive fibre core: it is outdoor at end number=2 when outdoor Cheng Duan is when in the equipment that backbone optical cable passes through, and interior at
Number=2 are held, and is directly melted in connector box and directly melts number=backbone optical cable number of segment mesh+2 outside number+connector box；Prolong when outdoor Cheng Duan is located at
It is outdoor at end number=2 and indoor at end number=2 when stretching in the equipment of optical cable segment connection, and directly melt and count+connect in connector box
Number=backbone optical cable number of segment mesh is directly melted outside head cartridge；
Straight-through fibre core: at straight molten outside number+connector box at directly being melted in the number+connector box of end outside the number+computer room of end in computer room
Number <backbone optical cable number of segment mesh × 2, and computer room is outer at end number=0.
In the above-mentioned methods, calculate by the following method obtain in the computer room at outside end number, computer room at end number, connect
It is directly melted in head cartridge and directly melts number outside number and connector box:
The optical cable segment ID and corresponding outer layer Hash table map3 that it is under the jurisdiction of are obtained according to selected fibre core ID；
The middle layer Hash table map2 of whole fibre cores in the optical cable segment is obtained by outer layer Hash table map3；
Middle layer Hash table map2 is traversed, each fibre core ID internal layer Hash table map1 corresponding with fibre core ID is obtained；
The welding element for corresponding to each fibre core both ends in map1 is traversed respectively, is obtained fine at end group fibre core and straight molten group
Core, in which: at end group fibre core be all fibre cores that succession relation is welding and major key is device port ID, straight molten group fibre core is to connect
All fibre cores that continuous relationship is welding and major key is fibre core ID；It is calculated at end local terminal is carried out at end group fibre core, obtains this terminal
In room at end number or computer room outside at end number；Carry out the welding relation of upstream or downstream fibre core respectively to straight molten group fibre core
Analysis, and be device port ID or fibre core ID according to the map1 major key of upstream or downstream fibre core, progress opposite end is at end calculating or again
Carry out the opposite end welding relationship analysis of upstream or downstream fibre core, obtain in the computer room of opposite end at outside end number and computer room at end number with
And it is directly melted in connector box and directly melts number outside number and connector box；At the equipment where the port of end belong to computer room at end relationship, tire out
It counts in computer room into end number；Belong at the equipment where the port of end outdoor at end relationship, it is outer at end number to be accumulated to computer room.
In the above-mentioned methods, the method for the welding relationship analysis for carrying out upstream or downstream fibre core to straight molten group fibre core is as follows:
All straight molten group fibre cores are traversed, obtain every fibre for being under the jurisdiction of and doing section and extended segment based on optical cable segment type respectively
The opposite end welding relationship of core；
It is welding and major key for welding relationship is device port if doing section based on optical cable segment type belonging to the fibre core
All fibre cores of ID carry out opposite end and calculate at end, obtain in the computer room of opposite end at outside the computer room of end number or opposite end at end number；
It is all fibre cores that welding and major key are another ID fibre core for welding relationship, number is directly melted in cumulative calculation connector box or is connect
Directly molten number, while progress upstream or the welding relationship analysis of downstream opposite end again outside head cartridge, until having traversed all fibre cores；
If optical cable segment type belonging to the fibre core is extended segment, obtained according to fibre core corresponding source device ID and host device ID
It is calculated outside computer room to device object, and according to the device type in device object into end number；Device type is optical cross box,
Then cumulative calculation computer room is outer at end number.
In the above-mentioned methods, it calculates and determines that backbone optical cable number of segment purpose method is as follows in formula:
Obtain all optical cable segment ID being under the jurisdiction of under selected optical cable ID；
Traverse whole optical cable segment ID, and by dry light based on optical cable segment type in the corresponding optical cable segment object of optical cable segment ID
The optical cable segment ID of cable section is saved in an array；
The number of element is the backbone optical cable number of segment mesh in the array.
In the above-mentioned methods, equipment pair is obtained according to the corresponding source device ID of fibre core and host device ID query facility library of object
As whether being connector box according to the device type in device object, cumulative calculation is obtained directly melting number in the connector box and be connect
Number is directly melted outside head cartridge.
In the above-mentioned methods, the optical cable object includes at least following attribute item: optical cable ID, optical cable level, topological classification
And type of wiring；The device object includes at least following attribute item: device id, device type and computer room ID；The optical cable
Section object includes at least following attribute item: optical cable segment ID, source device ID, host device ID, place optical cable ID, fibre core information table and light
Cable segment type.
In the above-mentioned methods, the optical cable segment information in the optical cable segment object further includes following attribute item: optical cable segment ID, group
Number, casing number, fibre core number；Port information in the device object further includes following attribute item: device id, frame number, reel number, end
Slogan.
The present invention also provides a kind of automatic judging devices of non-decreasing type backbone optical cable fibre core type, comprising:
Source obtaining module obtains the device data and optical cable data of ODN system, and benefit using intelligent ODN management system
With the device data and optical cable data building device object database, optical cable object database and optical cable segment object database；
Fibre core information table in the optical cable segment object includes 3 layers of single major key Hash table, in which: internal layer Hash table map1, there are two types of tools
Data pair, correspond respectively to the upstream and downstream endpoint of fibre core, and major key is respectively a certain of device port ID or another optical cable segment
Fibre core ID is worth for succession relation；Middle layer Hash table map2, major key are a certain fibre core ID of current optical cable segment, are worth for internal layer Kazakhstan
Uncommon table；Outer layer Hash table map3, major key are current optical cable segment ID, are worth for middle layer Hash table；
Module is chosen, for selecting to need to judge the fibre core of fibre core type；
Computing module, using the optical cable object, device object and optical cable segment object, automatic calculate obtains selected fibre core institute
Belong in the computer room of optical cable segment at end number, outside computer room at number is directly melted in end number, connector box, outside connector box directly molten number and
Backbone optical cable number of segment mesh；
Judgment module, according in computer room at end number, outside computer room at directly melting number in end number, connector box, outside connector box
Directly molten number and backbone optical cable number of segment purpose relationship judge the fibre core type of selected fibre core.
In above-mentioned apparatus, the judgment module determines the type of the fibre core according to the following formula:
Shared fibre core: in computer room at outside the number+computer room of end at end number=backbone optical cable number of segment mesh × 2, and connector box
Outer directly molten number=0；
Exclusive fibre core: it is outdoor at end number=2 when outdoor Cheng Duan is when in the equipment that backbone optical cable passes through, and interior at
Number=2 are held, and is directly melted in connector box and directly melts number=backbone optical cable number of segment mesh+2 outside number+connector box；Prolong when outdoor Cheng Duan is located at
It is outdoor at end number=2 and indoor at end number=2 when stretching in the equipment of optical cable segment connection, and directly melt and count+connect in connector box
Number=backbone optical cable number of segment mesh is directly melted outside head cartridge；
Straight-through fibre core: at straight molten outside number+connector box at directly being melted in the number+connector box of end outside the number+computer room of end in computer room
Number <backbone optical cable number of segment mesh × 2, and computer room is outer at end number=0.
The present invention obtains the device data and optical cable data of ODN system using intelligent ODN management system, and described in utilization
Device data and optical cable data building device object database, optical cable object database and optical cable segment object database；By optical cable
Fibre core information table in section object is configured to 3 layers of single major key Hash table and utilizes optical cable object, device object according to selected fibre core
With optical cable segment object, in conjunction with 3 layers of single major key Hash table in fibre core information table, automatic calculate obtains the affiliated optical cable segment of selected fibre core
Computer room at end number, outside computer room at number is directly melted in end number, connector box, directly molten number and backbone optical cable outside connector box
Number of segment mesh, and then obtain the fibre core type of selected fibre core, facilitate the exclusive fibre core priority scheduling of processing and from Centronics port to
The realization of both sides Port Scheduling etc. is of great significance in the statistics and scheduling of optical cable fibre core.
Detailed description of the invention
Fig. 1 is distributing frame, optical cross box, connector box, optical cable segment fibre core, Cheng Duan, straight molten and straight-through legend；
Fig. 2 is the judgement schematic diagram that fibre core is shared in the present invention；
Fig. 3 is the judgement schematic diagram that fibre core is monopolized in the present invention；
Fig. 4 is the judgement schematic diagram that fibre core is led directly in the present invention；
Fig. 5 is the legend of the main paragraph of optical cable, extended segment；
Fig. 6 is three layers of Hash table schematic diagram in the present invention；
Fig. 7 is the flow chart of the method for the present invention；
Fig. 8 be port id, fibre core ID 32 bits coded format legend.
Specific embodiment
In order to meet user in the current demand of optical distribution fibre core management, the present invention provides a kind of non-decreasing type trunks
The device and method that optical cable fibre core determines can determine every of non-decreasing type backbone optical cable fibre core class end to end automatically
Type has important practical significance in the statistics and scheduling of fibre core.With reference to the accompanying drawings of the specification with this hair of specific embodiment
It is bright to be described in detail.
In order to achieve the above object, the technical solution adopted by the present invention is that:
The device data and optical cable data of ODN system are obtained using intelligent ODN management system, and utilize the device data
With optical cable data building device object database, optical cable object database and optical cable segment object database；
Fibre core information table in the optical cable segment object includes 3 layers of single major key Hash table, in which: internal layer Hash table map1,
Major key is a certain fibre core ID of device port ID or another optical cable segment, is worth for succession relation；Middle layer Hash table map2, it is main
Key is a certain fibre core ID of current optical cable segment, is worth for internal layer Hash table；Outer layer Hash table map3, major key are current optical cable segment ID,
Value is middle layer Hash table；
Using the optical cable object, device object and optical cable segment object, automatic calculate obtains the affiliated optical cable segment of selected fibre core
Computer room at end number, outside computer room at number is directly melted in end number, connector box, directly molten number and backbone optical cable outside connector box
Number of segment mesh determines the fibre core type of the selected fibre core accordingly.
In the present invention program, fibre core type includes shared fibre core, monopolizes fibre core and three kinds of straight-through fibre core.
Shared fibre core type: referring to Fig. 1, Fig. 2, the composition end port for the Optical Distribution Frame for the computer room stood from certain innings goes out
The backbone optical cable of hair terminates in another composition end port of the Optical Distribution Frame of another (same) local side computer room, for the light
In the optical cable segment of the main part of cable for the end-to-end fibre core of same number, the fine point of the trunk point of all approach (or trunk minute
Fibre puts direct-connected optical cross box) have it is a pair of enter and leave each other at end port.
The quantization of shared fibre core determines formula are as follows: in computer room at outside the number+computer room of end at end number=backbone optical cable number of segment
Mesh × 2, and directly molten number=0 outside connector box.
In Fig. 2, for fibre core a:
1' and 6' indicates that Cheng Duan in computer room, computer room are interior at end number=2；2', 3', 4' and 5' indicate the outer Cheng Duan of computer room, machine
At end number=4 outside room；
Backbone optical cable number of segment mesh=3；
Therefore, in computer room at outside the number+computer room of end at end number=2+4=6, with backbone optical cable number of segment mesh × 2=3 × 2
It is equal.
Exclusive fibre core type: referring to Fig. 1, Fig. 3, the composition end port for the Optical Distribution Frame for the computer room stood from certain innings goes out
The backbone optical cable of hair terminates in another composition end port of the Optical Distribution Frame of another (same) local side computer room, for the light
In the optical cable segment of the main part of cable for the end-to-end fibre core of same number, the fine point of the trunk point of all approach (or trunk minute
Fibre puts direct-connected optical cross box) only it is a pair of enter and leave each other at end port, and be a pair of to go out each other in the fine point of other trunks point
The fibre core entered directly melts.
Exclusive fibre core: it is outdoor at end number=2 when outdoor Cheng Duan is when in the equipment that backbone optical cable passes through, and interior at
Number=2 are held, and is directly melted in connector box and directly melts number=backbone optical cable number of segment mesh+2 outside number+connector box；Prolong when outdoor Cheng Duan is located at
It is outdoor at end number=2 and indoor at end number=2 when stretching in the equipment of optical cable segment connection, and directly melt and count+connect in connector box
Number=backbone optical cable number of segment mesh is directly melted outside head cartridge.
In Fig. 3, for fibre core b:
1' and 4' indicates that Cheng Duan in computer room, computer room are interior at end number=2；2' and 3' indicate the outer Cheng Duan of computer room, computer room it is outer at
Hold number=2；
Straight molten number=1 in connector box 1, straight in connector box 2 melt number=2；
Number=0 is directly melted outside connector box；
Backbone optical cable number of segment mesh=3；
Therefore, outdoor Cheng Duan, which is located at, extends in the equipment that optical cable segment is coupled, outdoor at end number=2, indoor at end number
=2, and directly melted in connector box outside number+connector box directly molten number=1+2=3 (backbone optical cable number of segment mesh).
Straight-through fibre core type: being the backbone optical cable for the computer room stood from certain innings, at another referring to Fig. 1, Fig. 4
The termination of (same) local side computer room is not carried out in the port of Optical Distribution Frame at end, for the optical cable of the main part of the optical cable
It is that a pair of fibre core entered and left each other is straight in the fine point of the trunk point of all approach in section for the end-to-end fibre core of same number
It is molten.
The judgement formula of straight-through fibre core are as follows: in computer room at outside the number+computer room of end at directly melted in the number+connector box of end number+
Number <backbone optical cable number of segment mesh × 2 are directly melted outside connector box, and computer room is outer at end number=0.
In Fig. 4, for fibre core c:
1' and 2' indicates Cheng Duan in computer room, and computer room is interior at end number=0, and computer room is outer at end number=0；
Straight molten number in two connector boxs is 1, and number=2 are directly melted in connector box；
Number=0 is directly melted outside connector box；
Backbone optical cable number of segment mesh=3；
Therefore, at holding outside number+computer room, at holding in number+connector box, directly molten number+connector box directly melts number outside in computer room
=1+1=2 is less than backbone optical cable number of segment mesh × 2=3 × 2=6.
Backbone optical cable is made of more optical cable segments, and optical cable segment can be divided into trunk section and extended segment according to its feature again.
The feature of trunk section are as follows: the fibre core number for entering out two sections of optical cable segments of same node is consistent.Same fibre core therein,
The fibre core number for entering out optical cable segment in trunk node is identical；Fibre core in trunk section, if if lower extension prolongs in trunk node
Node is stretched, then its fibre core only directly melts；Extend node if hung under, is completed in trunk node at end or directly molten.
The feature of extended segment an are as follows: optical cable segment is extended by trunk node, which is connected to from trunk node prolongs
Stretch node.Extending the fibre core in node, only Cheng Duan, the fibre core of same fiber path route the detour in same extended segment, specifically may be used
Referring to fig. 2.
In the present invention program, device object, optical cable object and optical cable segment object are specific as follows:
(1) optical cable object.
Optical cable object includes at least following attribute item: optical cable ID, optical cable level, topological classification and type of wiring.Wherein, light
Cable ID has uniqueness, and optical cable level includes trunk layer and wiring layer, and topological classification includes ring-like and chain, and type of wiring includes
Successively decrease step by step and non-decreasing.
(2) device object.
Device object includes at least following attribute item: device id, device type and computer room ID.Wherein, device id, computer room
ID has uniqueness, and device type includes Optical Distribution Frame, optical cross box and connector box etc..
(3) optical cable segment object.
Optical cable segment object includes at least following attribute item: optical cable segment ID, source device ID, host device ID, place optical cable ID, fibre
Core information table and optical cable segment type.Wherein, optical cable segment ID, source device ID, host device ID and place optical cable ID have uniqueness, light
Cable segment type includes trunk section and extended segment, and the both ends that optical cable segment fibre core information table embodies all fibre cores under each optical cable segment are molten
Situation is connect, be fused to equipment port including each fibre core in the optical cable segment or is fused to a certain fibre of another optical cable segment
On core.
As shown in Figure 1, the fibre core information table in optical cable segment is modeled using the Hash table of single major key, element one
A data pair, the first attribute item are major key, and the second attribute item is value.The model specifically includes 3 levels: internal layer Hash table
Map1, there are two types of data pair for tool, correspond respectively to the upstream and downstream endpoint of fibre core, major key is device port ID or another light
The a certain fibre core ID of cable section is worth for succession relation, including 1=welding, 2=jumper connection etc., and Fusion Joining pass is only handled in this programme
System.Middle layer Hash table map2, element are a data pair, and major key is a certain fibre core ID of current optical cable segment, are worth for internal layer
Hash table map1, indicate certain fibre core in an optical cable segment can (upstream and downstream) both direction is established forwards, backwards welding close
System, including it is at end and directly molten.Outer layer Hash table map3, element are a data pair, major key is current optical cable segment ID, are worth and are
Interbed Hash table map2 indicates the welding relationship of all fibre cores an of optical cable segment.
In order to uniquely indicate the fibre core ID in an optical cable segment, ID coding: optical cable segment ID, group is formed by following field
Number, casing number, fibre core number.
In order to uniquely indicate a device port ID, by following field form the ID coding: device id, frame number, reel number,
Port numbers.
Wherein, optical cable segment ID and the different value range of device id.In the present invention, planning is range with 100,000,000；At one
In the coding range of 32 bits, it is used as type coding using highest 4, other are started counting as under the type from 1, can be with
Find out that optical cable ID and device id will not be repeated.
Since unique, casing number unique, fibre core number under group number is unique under casing number at optical cable segment ID for group number, because
This, can uniquely indicate a fibre core ID using optical cable segment ID, group number, casing number, fibre core number.Group number, casing number, fibre core entirety
It is indicated using 32 bits.
Since unique, reel number unique, port numbers under frame number are unique under reel number under device id for frame number, it uses
Device id, frame number, reel number, port numbers can uniquely indicate a port ID.Frame number, reel number, port numbers integrally use 32 bits
It indicates.
In order to manage the equipment and optical cable segment of hundred million number of levelss, equipment, optical cable segment are occupied to low 27 ratio in 32 bits
Spy, remaining high 5 bit indicate 32 class object types, and which includes device types, optical cable segment type.
Frame maximum number under equipment is no more than 32, and corresponding 5 bits, Redundancy Design is 6 bits；Disk is maximum under frame
Data are no more than 6, have corresponded to 3 bits, and Redundancy Design is 6 bits；Data of the port under disk are no more than 12, correspond to
4 bits；Therefore, the bit relations of distribution of the port id of equipment in the integer variable of 64 bits are as follows:
| 5 bits (object type) | 27 bits (device id) | 16 bits (reserved) | 6 bits (frame number) | 6 bits (reel number) |
4 bits (port numbers) |,
Group number maximum number under optical cable is no more than 32, and corresponding 5 bits, Redundancy Design is 6 bits；
Casing number maximum data under group number is no more than 6, has corresponded to 3 bits, and Redundancy Design is 6 bits；
Data of the color-sequential number under casing number are no more than 12, have corresponded to 4 bits；
Therefore, the bit relations of distribution of the fibre core ID of optical cable segment in the integer variable of 64 bits are as follows:
| 5 bits (object type) | 27 bits (optical cable segment ID) | 16 bits (reserved) | 6 bits (group number) | 6 bit (casings
Number) | 4 bits (color-sequential number) |,
Specific port id, fibre core ID 32 bits coded format explanation, reference can be made to Fig. 8.
Hereinafter, fibre core number is an integer, is made of bit " group number "+" casing number "+" color-sequential number ".
Determined automatically based on the above agreement and modeling rule, the fibre core type of non-decreasing type backbone optical cable provided by the invention
Method, as shown in Figure 2, comprising the following steps:
Step 100: the device data and optical cable data of ODN system are obtained using intelligence ODN management system；
Step 200: constructing device object database, optical cable object database using the device data and optical cable data that obtain
With optical cable segment object database；
Step 300: automatic to calculate using above-mentioned optical cable object, device object and optical cable segment object and fibre core information table
Obtain in the computer room of the selected affiliated optical cable segment of fibre core at outside end number, computer room at directly melting number, connector box in end number, connector box
Outer directly molten number and backbone optical cable number of segment mesh；
Step 400: according to the judgement formula of three kinds of fibre core types, determining the fibre core type of the selected fibre core.
Wherein, in step 300, calculate by the following method obtain in computer room at end number, outside computer room at end number, connector
It is directly melted in box and directly melts number outside number and connector box.
Step 301: its optical cable segment ID being under the jurisdiction of being obtained according to selected fibre core ID, inquires the fibre core letter of optical cable segment ID
Table is ceased, corresponding outer layer Hash table map3 is obtained；
Step 302: by outer layer Hash table map3, obtaining the middle layer Hash table map2 of whole fibre cores in the optical cable segment；
Step 303: traversal middle layer Hash table map2 obtains each fibre core ID internal layer Hash corresponding with fibre core ID
Welding information of each data to two endpoints for respectively corresponding the fibre core in table map1, map1 is and device port welding
Cheng Duan afterwards, or directly melted with another fibre core；
Step 304: traversing the welding element that each fibre core both ends is corresponded in map1 respectively, acquisition is at end group fibre core and directly
A molten group fibre core, in which: at end group fibre core be all fibre cores that succession relation is welding and major key is device port ID, straight molten group is fine
Core is all fibre cores that succession relation is welding and major key is fibre core ID；It is calculated at end local terminal is carried out at end group fibre core, is obtained
In local terminal computer room at outside end number or computer room at end number；The welding for carrying out upstream or downstream fibre core respectively to straight molten group fibre core is closed
System analysis, and according to the map1 major key of upstream or downstream fibre core be device port ID or fibre core ID, carry out opposite end at end calculate or
Upstream or the analysis of downstream fibre core are carried out again.Obtain opposite end computer room at end number and computer room outside at end number and connector box in
Directly number is directly melted outside molten number and connector box；At end port where equipment belong to computer room at end relationship, be accumulated in computer room
At end number；Belong at the equipment where the port of end outdoor at end relationship, it is outer at end number to be accumulated to computer room.
It is as follows to the method for the welding relationship analysis of straight molten group fibre core progress upstream or downstream fibre core:
All straight molten group fibre cores are traversed, obtain every fibre for being under the jurisdiction of and doing section and extended segment based on optical cable segment type respectively
The opposite end welding relationship of core.
It is welding and major key for welding relationship is device port if doing section based on optical cable segment type belonging to the fibre core
All fibre cores of ID carry out opposite end and calculate at end, obtain in the computer room of opposite end at outside the computer room of end number or opposite end at end number；
It is all fibre cores that welding and major key are another ID fibre core for welding relationship, number is directly melted in cumulative calculation connector box or is connect
Directly molten number, while progress upstream or the welding relationship analysis of downstream opposite end again outside head cartridge, until having traversed all fibre cores；
If optical cable segment type belonging to the fibre core is extended segment, obtained according to fibre core corresponding source device ID and host device ID
It is calculated outside computer room to device object, and according to the device type in device object into end number；Device type is optical cross box,
Then cumulative calculation computer room is outer at end number.
, at end number, all extend in computer room in end number and opposite end computer room at the summation of end number in local terminal computer room
The outer summation at end number of the computer room that section is calculated is outside computer room into end number.
Wherein, whether it is greater than 0 according to the computer room ID in the corresponding device object of every fibre core, the cumulative calculation optical cable segment
In computer room at outside end number and computer room at end number.
It is as follows to calculate backbone optical cable number of segment purpose method:
Obtain all optical cable segment ID being under the jurisdiction of under selected optical cable ID；
Traverse whole optical cable segment ID, and by dry light based on optical cable segment type in the corresponding optical cable segment object of optical cable segment ID
The optical cable segment ID of cable section is saved in an array；
The number of element is the backbone optical cable number of segment mesh in the array.
Obtain in computer room at outside end number, computer room at number is directly melted in end number, connector box, directly molten number outside connector box
And after backbone optical cable number of segment mesh, the type of fibre core is determined automatically according to the judgement formula of three kinds of fibre cores.
The present invention also provides a kind of automatic judging devices of non-decreasing type backbone optical cable fibre core type, comprising:
Source obtaining module obtains the device data and optical cable data of ODN system, and benefit using intelligent ODN management system
With the device data and optical cable data building device object database, optical cable object database and optical cable segment object database；
Fibre core information table in the optical cable segment object includes 3 layers of single major key Hash table, in which: internal layer Hash table map1, there are two types of tools
Data pair, correspond respectively to the upstream and downstream endpoint of fibre core, and major key is respectively a certain of device port ID or another optical cable segment
Fibre core ID is worth for succession relation；Middle layer Hash table map2, major key are a certain fibre core ID of current optical cable segment, are worth for internal layer Kazakhstan
Uncommon table；Outer layer Hash table map3, major key are current optical cable segment ID, are worth for middle layer Hash table；
Module is chosen, for selecting to need to judge the fibre core of fibre core type；
Computing module, using the optical cable object, device object and optical cable segment object, automatic calculate obtains selected fibre core institute
Belong in the computer room of optical cable segment at end number, outside computer room at number is directly melted in end number, connector box, outside connector box directly molten number and
Backbone optical cable number of segment mesh；
Judgment module, according in computer room at end number, outside computer room at directly melting number in end number, connector box, outside connector box
Directly molten number and backbone optical cable number of segment purpose relationship judge the fibre core type of selected fibre core.
The present invention is not limited to above-mentioned preferred forms, and anyone should learn that the knots made under the inspiration of the present invention
Structure variation, the technical schemes that are same or similar to the present invention are fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of fibre core type automatic judging method of non-decreasing type backbone optical cable, which comprises the following steps:
The device data and optical cable data of ODN system are obtained using intelligent ODN management system, and utilize the device data and light
Cable data construct device object database, optical cable object database and optical cable segment object database；
Fibre core information table in the optical cable segment object includes 3 layers of single major key Hash table, in which: internal layer Hash table map1 has
Two kinds of data pair, correspond respectively to the upstream and downstream endpoint of fibre core, and major key is respectively device port ID or another optical cable segment
A certain fibre core ID, is worth for succession relation；Middle layer Hash table map2, major key are a certain fibre core ID of current optical cable segment, and it is interior for being worth
Layer Hash table；Outer layer Hash table map3, major key are current optical cable segment ID, are worth for middle layer Hash table；
It is automatic to calculate selected by acquisition using the optical cable object, device object and optical cable segment object and the fibre core information table
In the computer room of the affiliated optical cable segment of fibre core at outside end number, computer room at number is directly melted in end number, connector box, straight molten number outside connector box
Mesh and backbone optical cable number of segment mesh, determine the fibre core type of the selected fibre core accordingly, and the fibre core type includes shared fibre core, solely
Account for fibre core and straight-through fibre core.
2. the method according to claim 1, wherein the judgement formula of fibre core type are as follows:
Shared fibre core: in computer room at outside the number+computer room of end at end number=backbone optical cable number of segment mesh × 2, and it is straight outside connector box
Molten number=0；
Exclusive fibre core: when outdoor Cheng Duan is when in the equipment that backbone optical cable passes through, outdoor is at end number=2, and interior is at end number
Mesh=2, and directly melted in connector box and directly melt number=backbone optical cable number of segment mesh+2 outside number+connector box；Extend light when outdoor Cheng Duan is located at
It is outdoor at end number=2 and indoor at end number=2 when in the equipment that cable section is coupled, and number+connector box is directly melted in connector box
Outer directly molten number=backbone optical cable number of segment mesh；
Straight-through fibre core: in computer room at outside the number+computer room of end at directly melted in the number+connector box of end outside number+connector box directly molten number <
Backbone optical cable number of segment mesh × 2, and computer room is outer at end number=0.
3. according to the method described in claim 2, being obtained it is characterized in that, calculating by the following method: Cheng Duan in the computer room
At directly melting in end number, connector box, number and connector box are straight outside to melt number outside number, computer room:
The optical cable segment ID and corresponding outer layer Hash table map3 that it is under the jurisdiction of are obtained according to selected fibre core ID；
The middle layer Hash table map2 of whole fibre cores in the optical cable segment is obtained by outer layer Hash table map3；
Middle layer Hash table map2 is traversed, each fibre core ID is obtained with fibre core ID and corresponds to internal layer Hash table map1；
The welding element for corresponding to each fibre core both ends in map1 is traversed respectively, is obtained into end group fibre core and straight molten group fibre core,
In: it is all fibre cores that succession relation is welding and major key is device port ID at end group fibre core, straight molten group fibre core is to connect to close
All fibre cores that system is welding and major key is fibre core ID；It is calculated at end local terminal is carried out at end group fibre core, is obtained in local terminal computer room
At end number or computer room outside at end number；Carry out the welding relationship analysis of upstream or downstream fibre core respectively to straight molten group fibre core, and
It is device port ID or fibre core ID according to the map1 major key of upstream or downstream fibre core, carries out opposite end and calculate at end or carry out again
Trip or the opposite end welding relationship analysis of downstream fibre core, obtain in the computer room of opposite end at outside end number and computer room at end number and connector
It is directly melted in box and directly melts number outside number and connector box；At end port where equipment belong to computer room at end relationship, be accumulated to machine
At end number in room；Belong at the equipment where the port of end outdoor at end relationship, it is outer at end number to be accumulated to computer room.
4. according to the method described in claim 3, it is characterized in that, carrying out upstream or downstream fibre core welding pass to straight molten group fibre core
The method of system's analysis is as follows:
All straight molten group fibre cores are traversed, obtains be under the jurisdiction of every fibre core for doing section and extended segment based on optical cable segment type respectively
Opposite end welding relationship；
It is welding and major key for welding relationship is device port ID if doing section based on optical cable segment type belonging to the fibre core
All fibre cores carry out opposite end and calculate at end, obtain in the computer room of opposite end at outside the computer room of end number or opposite end at end number；For
Welding relationship is welding and major key is all fibre cores of another fibre core ID, directly melts number or connector box in cumulative calculation connector box
Outer directly molten number, while upstream or the welding relationship analysis of downstream opposite end are carried out again, until having traversed all fibre cores；
If optical cable segment type belonging to the fibre core is extended segment, set according to fibre core corresponding source device ID and host device ID
Standby object, and be calculated outside computer room according to the device type in device object into end number；Device type is optical cross box, then tires out
It is outer at end number to count computer floor.
5. according to the method described in claim 2, determining that backbone optical cable number of segment purpose method is such as in formula it is characterized in that, calculating
Under:
Obtain all optical cable segment ID being under the jurisdiction of under selected optical cable ID；
It traverses whole optical cable segment ID, and optical cable segment will be done based on optical cable segment type in the corresponding optical cable segment object of optical cable segment ID
Optical cable segment ID, be saved in an array；
The number of element is the backbone optical cable number of segment mesh in the array.
6. according to the method described in claim 4, it is characterized in that, being inquired according to fibre core corresponding source device ID and host device ID
Whether device object library obtains device object, be connector box according to the device type in device object, cumulative calculation obtains described
It is directly melted in connector box and directly melts number outside number and connector box.
7. the method according to claim 1, wherein
The optical cable object includes at least following attribute item: optical cable ID, optical cable level, topological classification and type of wiring；
The device object includes at least following attribute item: device id, device type and computer room ID；
The optical cable segment object includes at least following attribute item: optical cable segment ID, source device ID, host device ID, place optical cable ID, fibre
Core information table and optical cable segment type.
8. the method according to claim 1, wherein
Optical cable segment information in the optical cable segment object further includes following attribute item: optical cable segment ID, group number, casing number, fibre core number；
Port information in the device object further includes following attribute item: device id, frame number, reel number, port numbers.
9. a kind of automatic judging device of non-decreasing type backbone optical cable fibre core type characterized by comprising
Source obtaining module is obtained the device data and optical cable data of ODN system using intelligent ODN management system, and utilizes institute
State device data and optical cable data building device object database, optical cable object database and optical cable segment object database；It is described
Fibre core information table in optical cable segment object includes 3 layers of single major key Hash table, in which: internal layer Hash table map1, there are two types of data for tool
It is right, the upstream and downstream endpoint of fibre core is corresponded respectively to, major key is respectively a certain fibre core of device port ID or another optical cable segment
ID is worth for succession relation；Middle layer Hash table map2, major key are a certain fibre core ID of current optical cable segment, are worth for internal layer Hash table；
Outer layer Hash table map3, major key are current optical cable segment ID, are worth for middle layer Hash table；
Module is chosen, for selecting to need to judge the fibre core of fibre core type；
Computing module, using the optical cable object, device object and optical cable segment object, automatic calculate obtains the affiliated light of selected fibre core
In the computer room of cable section at outside end number, computer room at number is directly melted in end number, connector box, directly molten number and trunk outside connector box
Optical cable segment number；
Judgment module, according in computer room at end number, outside computer room at number is directly melted in end number, connector box, outside connector box it is straight molten
Number and backbone optical cable number of segment purpose relationship judge the fibre core type of selected fibre core.
10. automatic judging device according to claim 9, which is characterized in that the judgment module is sentenced according to the following formula
The type of fixed selected fibre core:
Shared fibre core: in computer room at outside the number+computer room of end at end number=backbone optical cable number of segment mesh × 2, and it is straight outside connector box
Molten number=0；
Exclusive fibre core: when outdoor Cheng Duan is when in the equipment that backbone optical cable passes through, outdoor is at end number=2, and interior is at end number
Mesh=2, and directly melted in connector box and directly melt number=backbone optical cable number of segment mesh+2 outside number+connector box；Extend light when outdoor Cheng Duan is located at
It is outdoor at end number=2 and indoor at end number=2 when in the equipment that cable section is coupled, and number+connector box is directly melted in connector box
Outer directly molten number=backbone optical cable number of segment mesh；
Straight-through fibre core: in computer room at outside the number+computer room of end at directly melted in the number+connector box of end outside number+connector box directly molten number <
Backbone optical cable number of segment mesh × 2, and computer room is outer at end number=0.
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