CN110474686A - Network-switching equipment and its operation method - Google Patents
Network-switching equipment and its operation method Download PDFInfo
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- CN110474686A CN110474686A CN201810446193.1A CN201810446193A CN110474686A CN 110474686 A CN110474686 A CN 110474686A CN 201810446193 A CN201810446193 A CN 201810446193A CN 110474686 A CN110474686 A CN 110474686A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
Abstract
The present invention proposes a kind of network-switching equipment and its operation method.This method receives several from several optical fiber data Transmit-Receive Units comprising logic unit and interrupts control signal, whether each control signal that interrupts is to react the operating state of each optical fiber data Transmit-Receive Unit to be abnormal or change, logic unit will merge into an interruption from the interruption of each optical fiber data Transmit-Receive Unit control signal and merge signal, the one of one processing unit, which interrupts control foot position and receives to interrupt, merges signal, processing unit judges to interrupt whether the logic level for merging signal changes, if and processing unit judges that interrupting the logic level for merging signal changes, processing unit executes an interrupt routine and judges that the running of which one in several optical fiber data Transmit-Receive Units is abnormal or changes in interrupt routine.
Description
Technical field
The invention relates to a kind of network-switching equipment and its operation method, especially one kind effectively to supervise simultaneously
Solve the network-switching equipment and its operation method of Network Abnormal.
Background technique
With the progress of network technology, second too network, which has become, can not obtain scarce tool in for people's lives.In second too network
In system, network-switching equipment plays important role.Network-switching equipment can world-wide web and packet receiving and transmission device it
Between carry out Datagram transmitting and exchange, make second too network system normal operation.
In general, known network-switching equipment can be to the mistake or network exception event progress in some runnings
Corresponding to handle, the mistake in running is, for example, optical fiber plug, fiber-optic signal exception, and anomalous event is, for example, certain numerical value
(voltage, temperature etc.) exceeds critical value, through interruption set in the packet receiving and transmission module in network-switching equipment
(interrupt) signal intensity of signal pin, network-switching equipment can initiatively supervise whether network exception event occurs, with
It performs corresponding processing, alternatively, network-switching equipment can also be passively under packet receiving and transmission module notice and handle Network Abnormal thing
Part；If however, initiatively to be supervised, it will it expends the process resource of network-switching equipment and causes its processing load,
If can be then limited between network-switching equipment and packet receiving and transmission device with being passively under packet information R-T unit notice
Link up the whether enough problems in foot position.Therefore, how effectively supervising and solving Network Abnormal is for an epochmaking project.
Summary of the invention
The technical problem to be solved by the present invention is to be to provide a kind of net that can effectively supervise and solve Network Abnormal
Network switch and its operation method.
In order to solve the above technical problems, a kind of network-switching equipment includes several optical fiber data Transmit-Receive Units, logic list
Member and processing unit.Each optical fiber data Transmit-Receive Unit in several optical fiber data Transmit-Receive Units is received and dispatched according to each optical fiber data
Whether the running of unit, which is abnormal or changes, generates an interruption control signal.Logic unit is coupled to each optical fiber data and receives
Bill member, logic unit control signal and will be from each optical fiber to the interruption for receiving from each optical fiber data Transmit-Receive Unit
The interruption control signal of data Transmit-Receive Unit merges into an interruption and merges signal.Processing unit is coupled to logic unit, and processing is single
Member has one to interrupt control foot position, and interruption control foot position, which receives, interrupts merging signal, and processing unit, which judges to interrupt, merges signal
Whether logic level changes, to judge whether the running of either fiber data Transmit-Receive Unit is abnormal or changes,
If processing unit judges that interrupting the logic level for merging signal changes, processing unit executes an interrupt routine and is interrupting
Judge that the running of which one in optical fiber data Transmit-Receive Unit is abnormal or changes in program.
In order to solve the above technical problems, a kind of operation method of network-switching equipment includes logic unit from several optical fiber
Data Transmit-Receive Unit receives several and interrupts control signal, and each control signal that interrupts is the fortune for reacting each optical fiber data Transmit-Receive Unit
Make whether state is abnormal or changes, logic unit will control signal from the interruption of each optical fiber data Transmit-Receive Unit
Merge into interruption merging signal, an interruption control foot position of a processing unit receives interruption merging signal, processing unit judges
If whether the logic level for interrupting merging signal changes and processing unit is judged to interrupt the logic level for merging signal
It changes, processing unit executes an interrupt routine and judges which in several optical fiber data Transmit-Receive Units in interrupt routine
The running of one is abnormal or changes.
Compared to the prior art, inventive network switch and its operation method, according to the network-switching equipment of this case
And its an embodiment of operation method, the processing unit of network-switching equipment do not need continuously and regularly to judge every
Whether the running of one optical fiber data Transmit-Receive Unit is abnormal or changes, and processing unit is to merge signal in interruption to change
Begin to judge that the running of which one in optical fiber data Transmit-Receive Unit is abnormal or changes after change, can so reduce its processing
Burden, and it is single also temporarily to ignore the optical fiber data transmitting-receiving that running is abnormal or changes by interrupt routine in real time
Member is simultaneously disposed accordingly, to meet the optical-fibre communications application of high speed.
[Detailed description of the invention]
Fig. 1 is the schematic diagram of an embodiment of network-switching equipment according to the present invention.
Fig. 2 is the circuit block diagram of an embodiment of the network-switching equipment of Fig. 1.
Fig. 3 is the flow chart of an embodiment of the operation method of network-switching equipment exemplified by Fig. 1 and Fig. 2.
Fig. 4 is the circuit block diagram of another embodiment of the network-switching equipment of Fig. 1.
Fig. 5 is the schematic diagram of another embodiment of network-switching equipment according to the present invention.
[specific embodiment]
Fig. 1 is the schematic diagram of an embodiment of network-switching equipment according to the present invention.Fig. 2 is the network-switching equipment of Fig. 1
The circuit block diagram of one embodiment.Please refer to shown in Fig. 1 and Fig. 2, Fig. 1 and Fig. 2 example goes out a network-switching equipment 1.Net
Network switch 1 includes logic unit 11, processing unit 12 and several optical fiber data Transmit-Receive Units (fiber
Transceiver) 13,14,15(is here, Fig. 2 is to be connected to three optical fiber data Transmit-Receive Units 13,14,15 with logic unit 11
For, however invention is not limited thereto, according to not being both application, it is that the transmitting-receiving of optical fiber data is single that network-switching equipment 1, which connects,
Member is that quantity can be two or be greater than three).
Optical fiber data Transmit-Receive Unit 13,14,15 separately includes optical fiber Port 131,141,151, optical fiber Port 131,
141,151 it can be connected to a fiber-optic signal line, optical fiber data Transmit-Receive Unit 13,14,15 can be by optical fiber connected to it
Signal wire receives and dispatches the Datagram for meeting optical-fibre communications.Furthermore optical fiber data Transmit-Receive Unit 13,14,15 can be respectively according to its fortune
Make whether exception or change and generate respectively an interruption control signal S2, S3, S4, to react whether its running occurs respectively
Exception changes, and then triggers one interrupt routine of execution of processing unit 12 in real time, that is, interruption control signal S2,
S3, S4 can trigger that processing unit 12 is abnormal to the running of optical fiber data Transmit-Receive Unit 13,14,15 in real time or the event that changes into
Row disposition in real time.For example, if the running of optical fiber data Transmit-Receive Unit 13,14,15 is normal, optical fiber data Transmit-Receive Unit
13,14,15 interruption control signal S2, S3, the S4 for having high logic level can be sent respectively；If optical fiber data Transmit-Receive Unit 13,14,
15 operating state is exception or changes that the interruption of tool low logic level can be transmitted in optical fiber data Transmit-Receive Unit 13,14,15
Control signal S2, S3, S4.Base this, if interrupting control signal S2, S3, S4 by high logic level is changed to low logic level, table
Show that the running of optical fiber data Transmit-Receive Unit 13,14,15 is abnormal or changes.
Logic unit 11 is coupled between processing unit 12 and optical fiber data Transmit-Receive Unit 13,14,15.Processing unit 12 is then
The output end that control foot position 121 is coupled to logic unit 11 is interrupted with one.Logic unit 11 is single to receive and dispatch from optical fiber data
Member 13,14,15, which receives, interrupts control signal S2, S3, S4, and interruption control signal S2, S3, S4 are merged into an interruption and merge letter
Number S1, logic unit 11, which will interrupt to merge signal S1 and export to interrupting again via its output end, controls foot position 121, will interrupt conjunction
And signal S1 is sent to processing unit 12.In one embodiment, logic unit 11 can be that complexity can program logic device
(Complex Programmable Logic Device；CPLD).
Fig. 3 please be closed for the flow chart of an embodiment of the operation method of network-switching equipment 1 exemplified by Fig. 1 and Fig. 2
And referring to FIG. 1 to 3, after logic unit 11 receives interruption control signal S2, S3, S4 (step S01), logic list
Member 11, which merges, interrupts control signal S2, S3, S4 to generate to interrupt and merge signal S1(step S02).It interrupts and merges patrolling for signal S1
Collecting level can be as the logic level for interrupting control signal S2, S3, S4 changes and change, that is, interrupting merging signal S1 can be anti-
The variation of the logic level of any one of control signal S2, S3, S4 should be gone out to interrupt.With the high logic level of the tool and low logic position
Quasi- interruptions controls signal S2, S3, S4 and respectively indicate the running of optical fiber data Transmit-Receive Unit 13,14,15, and to be normal or abnormal be
Example if the logic level for interrupting control signal S2 changes, such as changes into low logic level by high logic level, interrupts and merge letter
The logical bit criterion of number S1 changes correspondingly；Similarly, it if the logic level for interrupting control signal S3 changes, interrupts and merges signal S1's
Logic level also changes correspondingly, and then the rest may be inferred repeats no more for remaining.Base this, when in optical fiber data Transmit-Receive Unit 13,14,15
When the running of any one is abnormal or changes, the logic level for interrupting merging signal S1 is changed correspondingly.
Then, logic unit 11, which exports to interrupt by its output end, merges signal S1, and processing unit 12 receives logic unit
The interruption of 11 outputs merges signal S1, and whether processing unit 12 changes (step according to the logic level for interrupting merging signal S1
S03) judge whether the running of each optical fiber data Transmit-Receive Unit 13,14,15 is abnormal or changes, such as: processing
Unit 12, which judges to interrupt, merges whether signal S1 from high logic level is changed to low logic level, judges that each optical fiber data is received whereby
Whether the running of bill member 13,14,15 is abnormal or changes.If processing unit 12, which is judged to interrupt, merges signal S1's
Logic level changes (being judged as "Yes"), and processing unit 12 executes an interrupt routine (step S04) to judge that optical fiber data is received and dispatched
The running of which one in unit 13,14,15 is abnormal or changes, and processing unit 12 can be abnormal according to running
Or the data R-T unit to change performs corresponding processing.
Base this, when the running of optical fiber data Transmit-Receive Unit 13,14,15 is abnormal or changes, network exchange dress
It sets the optical fiber data that 1 can be abnormal or change to running by the higher interrupt routine of priority in real time and receives and dispatches list
Member is disposed accordingly, to meet the optical-fibre communications application of high speed.Also, processing unit 12 is to interrupt merging signal S1 hair
Begin to judge that the running of which one in optical fiber data Transmit-Receive Unit is abnormal or changes after raw change, processing unit 12 is simultaneously
It does not need continuously and regularly to judge whether the running of each optical fiber data Transmit-Receive Unit is abnormal or changes,
The processing load of processing unit 12 can so be reduced.
In this present embodiment, optical fiber data Transmit-Receive Unit 13,14,15 can support 1 Gb/s, 10 Gb/s or 40 Gb/s
Fiber transmission speeds, and optical fiber data Transmit-Receive Unit 13,14,15 can be to meet small package hot plug (Small form-
factor pluggable；SFP) the transceiver of specification, optical fiber data Transmit-Receive Unit 13,14,15 can be further connected to electronics
Device, such as server or personal computer, to realize the Wan Zhaoyi too net of data center, enterprise's distribution cabinet and service provider
Transmission etc..
In this present embodiment, when processing unit 12 judges the fortune of which one in optical fiber data Transmit-Receive Unit 13,14,15
After being abnormal or changing, 12 controllable logic unit 11 of processing unit re-execute the steps S02 to exclude to operate
Interruption transmitted by the optical fiber data Transmit-Receive Unit for being abnormal or changing controls signal and merges other runnings and do not occur
Interruption control signal transmitted by exception or the optical fiber data Transmit-Receive Unit not changed, to generate the another of example as shown in Figure 4
One interrupts merging signal S5, that is, logic unit 11 does not receive and dispatch list according to the optical fiber data that running is abnormal or changes
Interruption transmitted by member controls signal to carry out signal merging, is abnormal with the running in a wherein optical fiber data Transmit-Receive Unit
Or after changing, logic unit 11 can also export the optical fiber data that can be reacted other no exceptions or not change and receive
The interruption whether running of bill member is abnormal or changes merges signal S5.For example, it is received and dispatched with optical fiber data single
For member 13 is abnormal, processing unit 12 can judge that the transmitting-receiving of optical fiber data is single in the interrupt routine performed by step S04
Member 13 is abnormal, at this point, 12 control logic unit 11 of processing unit excludes to interrupt control signal when re-executeing the steps S02
S2 and merge interruption control signal S3, S4 be another interruptions merging signal S5.The interruption control foot position 121 of processing unit 12 connects again
Receive interrupt merge signal S5, and when re-executeing the steps S03 according to interrupt merge signal S5 logic level whether change come
The operating state for the optical fiber data Transmit-Receive Unit 14,15 that judgement running has not occurred exception or changes is received and dispatched in optical fiber data
Unit 13 is abnormal whether be abnormal or change later, that is, processing unit 12 can be received and dispatched in either fiber data
Continued operation after the running of unit is abnormal or changes, the optical fiber data transmitting-receiving for not being abnormal or being changed
The influence of unit can still judge the optical fiber data Transmit-Receive Unit that other have not occurred exception and operating state does not change
Whether running is abnormal or changes.
On the implementation, a shielding (mask) array is stored in logic unit 11, mask array includes three masking values, respectively
Masking value is corresponded in optical fiber data Transmit-Receive Unit 13,14,15(description for convenience, below distinguishes three masking values
Referred to as the first masking value, secondary shielding value and third masking value, and the first masking value, secondary shielding value and third masking value are point
Not Dui Yingyu optical fiber data Transmit-Receive Unit 13,14,15).Also, the first masking value, secondary shielding value and third masking value can quilts
It is respectively set as with an enabled status or there is a disabled state, logic unit 11 is in step S02 further according to forbidden energy
The masking value of state merges signal to generate to interrupt.Base this, first masking value, secondary shielding value and third masking value are default
For with disabled state, logic unit 11 is to generate interruption according to interruption control signal S2, S3, S4 defaultly in step S02
Merge signal S1, when processing unit 12 judges that the running of optical fiber data Transmit-Receive Unit 13 is abnormal, 12 meeting of processing unit
Control logic unit 11 sets the masking value for the optical fiber data Transmit-Receive Unit for being abnormal or changing corresponding to running to cause
Energy state (step S05), that is, 12 control logic unit 11 of processing unit set the first masking value with enabled status, make to patrol
Unit 11 is collected when re-executeing the steps S02 according only to secondary shielding value and the generation interruption of third masking value with disabled state
Merge signal S5.Base this, processing unit 12 whether can be abnormal according to the running of optical fiber data Transmit-Receive Unit 13,14,15 or
It changes and carrys out the setting masking value of control logic unit 11 and generate different interruptions and merge signal S1, S5, in either fiber
Continued operation after the running of data Transmit-Receive Unit is abnormal or changes temporarily ignores the light for being abnormal or changing
Fine data Transmit-Receive Unit is not influenced by the optical fiber data Transmit-Receive Unit for being abnormal or changing, can still judge it
Whether the running for the optical fiber data Transmit-Receive Unit that he has not occurred exception and operating state does not change is abnormal or occurs
Change.
In this present embodiment, interrupting control signal S2, S3, S4 is default with high logic level, if optical fiber data is received and dispatched
The running of unit 13,14,15 is abnormal or changes, and optical fiber data Transmit-Receive Unit 13,14,15 is exported again with low logic
The interruption of level controls signal S2, S3, S4.In this, logic unit 11 can be carried out to control signal S2, S3, S4 is interrupted and (AND)
The logical operation of lock, and generating default is that there is the interruption of high logic level to merge signal S1.If interruption control signal S2,
Any one of S3, S4 are due to the running of optical fiber data Transmit-Receive Unit 13,14,15 is abnormal or changes from high logical bit
Standard is changed to low logic level, interrupts merging signal S1 and is then changed to low logic level by high logic level therewith.Base this, processing
Unit 12 can be detected in step S03 interrupts whether the logic level for merging signal S1 by high logic level is changed to low logic position
Standard, to judge whether the running of either fiber data Transmit-Receive Unit 13,14,15 is abnormal or changes.
Further, by taking the running of the optical fiber data Transmit-Receive Unit 13 is abnormal or changes as an example, in processing unit
12 merge signal S1 according to the interruption of tool low logic level judges that the running of optical fiber data Transmit-Receive Unit 13 is sent out in step S04
Raw exception or after changing, 12 controllable logic unit 11 of processing unit excludes to interrupt control signal S2, and it is high to generate tool
The interruption of logic level merges signal S5, and whether processing unit 12 judges to interrupt again the logic level for merging signal S5 by high logic
Position turns to be changed to low logic level, further to judge that optical fiber data is received after logic unit 11 excludes to interrupt and controls signal S2
Whether the running of bill member 14,15 is abnormal or changes.Then, if any in optical fiber data Transmit-Receive Unit 14,15
The running of person is abnormal or changes, and signal S3 can be controlled according to the interruption with low logic level by interrupting merging signal S5
Or interrupt control signal S4 and be changed to low logic level from high logic level, make processing unit 12 according to low logic level
Interruption merge signal S5 and execute another interrupt routine, any one in optical fiber data Transmit-Receive Unit 14,15 further judged
Running be abnormal or change.
It holds, after 12 control logic unit 11 of processing unit excludes to interrupt control signal S2, processing unit 12 can be into
One step control logic unit 11 judges to interrupt control signal S2 whether from the supreme logic level of low logic level recovery, to judge light
Whether the operating state of fine data Transmit-Receive Unit 13 restores, such as restores from abnormal operation state to normal operating conditions.If
It interrupts control signal S2 and restores supreme logic level from low logic level, indicate that the running of optical fiber data Transmit-Receive Unit 13 restores,
First masking value is reset and has preset disabled state by 12 controllable logic unit 11 of processing unit at this time, makes logic list
Member 11, which generates to interrupt again according to the first masking value, secondary shielding value and third masking value with disabled state, merges signal
S1。
Fig. 5 is the schematic diagram of another embodiment of network-switching equipment according to the present invention.It please refers to shown in Fig. 5, network
Switch 1 further includes a Datagram Transmit-Receive Unit 16, and Datagram Transmit-Receive Unit 16 can be a network exchanging chip
(Switch Chip) or socket card (network interface card；NIC).16 coupling of Datagram Transmit-Receive Unit
It connects between processing unit 12 and optical fiber data Transmit-Receive Unit 13,14,15.Datagram Transmit-Receive Unit 16 is quick by having
Peripheral hardware interconnection standard (PCI Express；PCIE) the PCIE bus 19 at interface is coupled to processing unit 12, and Datagram is received and dispatched
Unit 16 is by transmission data bus (Tx Data Bus) 171,172,173 and to receive data bus (Rx Data Bus)
181,182,183 it is coupled to optical fiber data Transmit-Receive Unit 13,14,15.Datagram Transmit-Receive Unit 16 can be total by the data of reception
Line 181,182,183 receives the reception Datagram from optical fiber data Transmit-Receive Unit 13,14,15 respectively, then by PCIE
Interface 19 is sent to processing unit 12 for Datagram is received.Also, Datagram Transmit-Receive Unit 16 can be by the interface PCIE 19
The transmission Datagram from processing unit 12 is received, then data envelope will be transmitted by transmission data bus 171,172,173
Packet is sent to optical fiber data Transmit-Receive Unit 13,14,15.Base this, processing unit 12 and optical fiber data Transmit-Receive Unit 13,14,15 it
Between data bus 171,172,173,181,182,183 with interrupt control signal S2, S3, S4 and interrupt merge signal S1,
Be between the transmitting route of S5 be it is separated, handled through logic unit 11 interruption control signal S2, S3, S4 and return interruption close
And signal S1, S5 be to processing unit 12, can avoid need to expanding on Datagram Transmit-Receive Unit 16 interruption control signal S2, S3,
The reception foot position of S4, and the avoidable Datagram Transmit-Receive Unit 16 that expands need to send the interruption merging signal for meeting the interface PCIE 19
The function of S1, S5 to processing unit 12.
In this present embodiment, the exception that optical fiber data Transmit-Receive Unit 13,14,15 is occurred can be optical fiber data Transmit-Receive Unit
13,14,15 certain numerical value (such as the voltage or temperature) exceptions supervised or optical fiber data Transmit-Receive Unit 13,14,15 are connect
The optical fiber package of receipts is abnormal.
In this present embodiment, the running of optical fiber data Transmit-Receive Unit 13,14,15, which changes, to be inserted into for fiber-optic signal line
The optical fiber Port 131,141,151 of optical fiber data Transmit-Receive Unit 13,14,15.Optical fiber data Transmit-Receive Unit 13,14,15 can be
Fiber-optic signal line is sent when being inserted into optical fiber Port 131,141,151 of optical fiber data Transmit-Receive Unit 13,14,15 has low logic
Status signal S2, S3, S4 of level execute interrupt routine to trigger processing unit 12.
Furthermore logic unit 11 more receives the plug signal from optical fiber data Transmit-Receive Unit 13,14,15, plug
Signal be indicate fiber-optic signal line be insertion or be not inserted into optical fiber data Transmit-Receive Unit 13,14,15 optical fiber Port 131,
141,151.For example, if fiber-optic signal line is not inserted into optical fiber Port 131,141,151, optical fiber data Transmit-Receive Unit 13,
14,15 the plug signal for having high logic level can be sent respectively, if fiber-optic signal line is inserted into optical fiber Port 131,141,151,
Optical fiber data Transmit-Receive Unit 13,14,15 can send the plug signal of tool low logic level respectively.Base this, sentence in processing unit 12
After the disconnected logic level for interrupting merging signal S1 out changes, processing unit 12 more can receive and dispatch list according to from each optical fiber data
Whether the logic level of the plug signal of member 13,14,15 changes further to differentiate optical fiber data Transmit-Receive Unit 13,14,15
Running is to be abnormal or fiber-optic signal line insertion optical fiber Port 131,141,151, and can determine whether out that fiber-optic signal line is
Any one being inserted into optical fiber Port 131,141,151.
In conclusion inventive network switch and its operation method, according to the network-switching equipment and its fortune of this case
Make an embodiment of method, the processing unit of network-switching equipment does not need continuously and regularly to judge each optical fiber
Whether the running of data Transmit-Receive Unit is abnormal or changes, and processing unit is begun after interrupting merging signal and changing
Judge that the running of which one in optical fiber data Transmit-Receive Unit is abnormal or changes, can so reduce its processing load,
And also it can temporarily ignore the optical fiber data Transmit-Receive Unit for operating and being abnormal or changing by interrupt routine in real time simultaneously
It is disposed accordingly, to meet the optical-fibre communications application of high speed.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (12)
1. a kind of network-switching equipment, characterized by comprising:
Several optical fiber data Transmit-Receive Units, each optical fiber data Transmit-Receive Unit is according to the fortune of the respectively optical fiber data Transmit-Receive Unit
Control signal is interrupted in the generation one that whether is abnormal or changes；
One logic unit is coupled to those optical fiber data Transmit-Receive Units, to receive from the respectively optical fiber data Transmit-Receive Unit
The interruption control signal, the logic unit will from the interruption of the respectively optical fiber data Transmit-Receive Unit control signal merge into
One interrupts merging signal；And
One processing unit is coupled to the logic unit, which has one to interrupt control foot position, and interruption control foot position connects
It receives the interruption and merges signal, which judges whether the logic level of interruption merging signal changes, and is appointed with judgement
Whether the running of the one optical fiber data Transmit-Receive Unit is abnormal or changes, if the processing unit judges that the interruption merges
The logic level of signal changes, which executes an interrupt routine and judge that those optical fiber provide in the interrupt routine
The running of which one in material Transmit-Receive Unit is abnormal or changes.
2. network-switching equipment according to claim 1, which is characterized in that the processing unit is to control the logic unit to sentence
Whether the logic level of the disconnected interruption control signal from the respectively optical fiber data Transmit-Receive Unit changes, to judge those
The running of which one in optical fiber data Transmit-Receive Unit is abnormal or changes, when the processing unit judges those optical fiber
When the running of one first optical fiber data Transmit-Receive Unit in data Transmit-Receive Unit is abnormal or changes, the processing unit control
Make the logic unit exclude from the first optical fiber data Transmit-Receive Unit one first interrupt control signal and merge from
The interruption control signal of other optical fiber data Transmit-Receive Units in those optical fiber data Transmit-Receive Units is that another interruption merges signal,
So that the logic unit is exported another interruption and merges signal to interruption control foot position.
3. network-switching equipment according to claim 2, which is characterized in that the logic unit stores a mask array,
The mask array includes several masking values, and the running that respectively masking value is respectively corresponding to the respectively optical fiber data Transmit-Receive Unit is not sent out
A disabled state that is raw abnormal and not changing, the logic unit are according to default respectively masking value with the disabled state
And according to from each optical fiber data Transmit-Receive Unit the interruption control signal generate the interruption merge signal, when this first
When the running of optical fiber data Transmit-Receive Unit is abnormal or changes, the processing unit will correspond in those masking values this
One first masking value of one optical fiber data Transmit-Receive Unit is changed into from the disabled state with an enabled status, and the logic list is caused
Member excludes the first interruption control signal according to other masking values in those masking values with the disabled state, to merge it
It is that another interruption merges signal that he, which interrupts control signal,.
4. network-switching equipment according to claim 2, which is characterized in that from the respectively optical fiber data Transmit-Receive Unit
Interruption control signal is that have a logic of propositions level, when the first interruption control signal is changed to from the logic of propositions level
After other logic levels, which controls the logic unit and excludes the first interruption control signal, also, in the logic
After unit excludes the first interruption control signal, if the first interruption control signal restores to the logic of propositions level, this is patrolled
It collects unit and signal is controlled according to the first respectively interruption for interrupting control signal and the generation of other optical fiber data Transmit-Receive Units again
It generates another interruption and merges signal.
5. network-switching equipment according to claim 1, which is characterized in that from each optical fiber data Transmit-Receive Unit
Interruption control signal be it is default there is high logic level, the logic unit is to from each optical fiber data Transmit-Receive Unit
Interruption control signal carry out and lock operation to generate default interruption with high logic level merges signal, the processing unit
Judge that the interruption merges whether signal from high logic level is changed to low logic level, to judge the respectively optical fiber data Transmit-Receive Unit
Running whether be abnormal or change.
6. network-switching equipment according to claim 1, which is characterized in that if the processing unit judges that the interruption merges
The logic level of signal changes, and the processing unit is more according to the plug signal from the respectively optical fiber data Transmit-Receive Unit
Logic level whether change with differentiate a fiber-optic signal line whether be inserted into any optical fiber data Transmit-Receive Unit an optical fiber connect
Connect port.
7. a kind of operation method of network-switching equipment, characterized by comprising:
One logic unit receives several from several optical fiber data Transmit-Receive Units and interrupts control signal, wherein respectively the interruption controls
Whether signal is to react the operating state of the respectively optical fiber data Transmit-Receive Unit to be abnormal or change；
The logic unit will merge into an interruption from the interruption of respectively optical fiber data Transmit-Receive Unit control signal and merge letter
Number；
The one of one processing unit interrupts control foot position and receives interruption merging signal；
The processing unit judges whether the logic level of interruption merging signal changes；And
If the processing unit judges that the logic level of interruption merging signal changes, which executes one and interrupts journey
Sequence simultaneously judges that the running of which one in those optical fiber data Transmit-Receive Units is abnormal or changes in the interrupt routine.
8. the operation method of network-switching equipment according to claim 7, which is characterized in that the processing unit judges those
In the step of running of which one in optical fiber data Transmit-Receive Unit is abnormal or changes, which is that control should
Logic unit judges whether the logic level of the interruption control signal from the respectively optical fiber data Transmit-Receive Unit changes,
To judge that the running of which one in those optical fiber data Transmit-Receive Units is abnormal or changes, if the processing unit judges
The running of one first optical fiber data Transmit-Receive Unit in those optical fiber data Transmit-Receive Units is abnormal or changes out, the net
The operation method of network switch further includes:
The processing unit controls the logic unit and excludes to interrupt control from the one first of the first optical fiber data Transmit-Receive Unit
Signal and the interruption control signal for merging other optical fiber data Transmit-Receive Units in those optical fiber data Transmit-Receive Units is
Another interruption merges signal；And
Interruption control foot position receives another interruption and merges signal.
9. the operation method of network-switching equipment according to claim 8, which is characterized in that the logic unit stores one
Mask array, the mask array include several masking values, and respectively the masking value is respectively corresponding to the respectively optical fiber data Transmit-Receive Unit
Running no exceptions and the disabled state that does not change, will be received and dispatched from the respectively optical fiber data in the logic unit
The interruption control signal of unit was merged into the step of interruption merges signal, which is to have the taboo according to default
Can state the respectively masking value and according to from each optical fiber data Transmit-Receive Unit the interruption control signal generate in this
It is disconnected to merge signal；
When the running of the first optical fiber data Transmit-Receive Unit is abnormal or changes, the running side of the network-switching equipment
Method further includes:
The processing unit will correspond to one first masking value of the first optical fiber data Transmit-Receive Unit from the taboo in those masking values
Energy state changes into an enabled status, and causing the logic unit is that basis should in generating the step of another interruption merges signal
The first interruption control signal is excluded for other masking values of the disabled state in a little masking values, interrupts control to merge other
Signal is that another interruption merges signal.
10. the operation method of network-switching equipment according to claim 8, which is characterized in that provided from the respectively optical fiber
The interruption control signal of material Transmit-Receive Unit is that have a logic of propositions level, in the step of excluding the first interruption control signal
In, the processing unit be control the logic unit exclude other logic levels for being different from the logic of propositions level this
One interrupts control signal, after the logic unit excludes the first interruption control signal, the running side of the network-switching equipment
Method further includes:
The processing unit controls the logic unit and judges whether the first interruption control signal restores to the logic of propositions level；And
If the first interruption control signal restores to the logic of propositions level, the logic unit is again according to the first optical fiber data
Transmit-Receive Unit and other optical fiber data Transmit-Receive Units generate another interruption and merge signal.
11. the operation method of network-switching equipment according to claim 7, which is characterized in that from each optical fiber
The interruption control signal of data Transmit-Receive Unit is default with high logic level, will be from the respectively optical fiber in the logic unit
Data Transmit-Receive Unit the interruption control signal merge into the interruption merge signal the step of in, the logic unit be to from
Respectively the interruption control signal of the optical fiber data Transmit-Receive Unit carries out and lock operation is to generate default being somebody's turn to do with high logic level
It interrupts and merges signal.
12. the operation method of network-switching equipment according to claim 7, which is characterized in that processing unit judgement should
In the step of running of which one in a little optical fiber data Transmit-Receive Units is abnormal or changes, which is basis
Whether change from the logic level of a plug signal of the respectively optical fiber data Transmit-Receive Unit to judge that those optical fiber data are received
The running of which one in bill member changes.
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