CN104022818B - Service dynamic switch test system based on OTN board, method and device - Google Patents
Service dynamic switch test system based on OTN board, method and device Download PDFInfo
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Abstract
The invention discloses a kind of service dynamic switch test system based on OTN board, method and device, relate to optic communication test system regions.This system includes the sub-frame of logic control element, equipment, business board and cross unit；Logic control element is connected with business board, cross unit respectively by the sub-frame of equipment；Business board includes board service port unit, and board service port unit is connected with Error detection unit by Service Control Unit, and business information interactive unit is connected with board service port unit, Error detection unit respectively；Cross unit includes that cross-over control unit, cross-over control unit are connected with cross business port unit, intersection information interactive unit respectively；Described board service port unit and cross business port unit point-to-point connection, described business information interactive unit is connected with intersection information interactive unit.The present invention not only testing efficiency is higher, and testing cost is relatively low, it is simple to people use.
Description
Technical field
The present invention relates to optic communication test system regions, be specifically related to a kind of based on OTN board
Service dynamic switch test system, method and device.
Background technology
OTN (Optical Transport Network, optical transfer network) is that one has merged SDH
(Synchronous Digital Hierarchy, SDH) and WDM (Wavelength
Division and Multiplexing, wavelength-division multiplex) the transmission net of technical advantage；OTN is not only
Possess the data service bearing capacity of vast capacity, and be capable of the flexible industry of bigger granularity
Business scheduling.Meanwhile, OTN is also equipped with the perfect management ability of maintenance, it is possible to meet fortune
Battalion business is for IP data service bulky grain access, high capacity of switch, transparent transmission and flexible industry
The requirement of business scheduling；OTN be build inter-provincial main line transmit net, inside the province main line transmit net and
One of key technology of Metropolitan Area Transmission Network core layer.
Along with the continuous maturation of OTN optical transfer network standard, the class of business that OTN supports is continuous
Abundant (such as SDH service of synchronous digital system, Ethernet service, optical-fibre channel etc.).
OTN system covers photosphere and electric layer double-layer structure, it would be preferable to support variable grain business
The intersection of (ODUk, k=0,1,2,2e, 3,3e1,3e2,4, flex) and configuration.
OTN intercrossed scheduling system is the critical component constituting OTN network, and OTN intersects tune
Degree system mainly includes branch road board, cross unit and circuit board.Tributary card card request is supported
Multiple customer side business (such as STM-1/4/16/64/256, OTU1/2/3/4,
1GFC/2GFC/4GFC/8GFC/10GFC, GE/10GE/40GE/100GE etc.)；Circuit
Board requires to support the configuration of the intersecting grain such as ODU0/1/2/3/4/flex.
At present, when OTN intercrossed scheduling system one is by manual testing's above-mentioned all multi-service types,
When manually carrying out service dynamic switch test, need to meet following condition: 1, each port
Business handover success；2, when certain port switches over, the port of other non-service switchovers
Want performance normal and without service disconnection；3, all business all travel through at each port；4、
The number of times of a number of service switchover.Therefore, the survey of service dynamic switch test is manually carried out
The examination time is longer, and not only testing efficiency is relatively low, and testing cost is higher, is not easy to people and makes
With.
Summary of the invention
For defect present in prior art, it is an object of the invention to provide a kind of based on
The service dynamic switch test system of OTN board, method and device, not only testing efficiency is relatively
Height, and testing cost is relatively low, it is simple to and people use.
For reaching object above, the present invention adopts the technical scheme that: a kind of based on OTN plate
The service dynamic switch test system of card, including logic control element, the sub-frame of equipment, business board
Card and cross unit, described cross unit includes branch road board and circuit board；Described logic control
Unit processed is connected with business board, cross unit respectively by the sub-frame of equipment；
Described business board includes board service port unit, Service Control Unit, Error detection
Unit and business information interactive unit；Board service port unit passes through Service Control Unit and mistake
Code detector unit be connected, business information interactive unit respectively with board service port unit, error code
Detector unit is connected；
Described cross unit includes cross business port unit, cross-over control unit and intersection information
Interactive unit；Cross-over control unit is single alternately with cross business port unit, intersection information respectively
Unit is connected；Described board service port unit and cross business port unit point-to-point connection, institute
State business information interactive unit to be connected with intersection information interactive unit；
Logic control element, business board, cross unit and the sub-frame of equipment carry out powering on and initially
After change；By logic control element configuration testing function, test function include port switching order,
Port switching type, port switching quantity, business switching times, business handoff failure terminate surveying
Examination number of times, test function is sent to Service Control Unit by logic control element；Service control list
Board service port unit default configuration is the first Optical Channel Data Unit-k ODUk business by unit；
Board service port unit sends handshaking information, board business to cross business port unit
After port unit and cross business port unit are shaken hands successfully, Service Control Unit resolves test letter
Number, according to port switching order, port switching type and port switching quantity in test function,
The type of service of corresponding port is switched to the second Optical Channel Data Unit-k by ODUk business
ODUj business；Business information interactive unit by the port information of handed over type of service port and
Port type, is sent to intersecting control unit by intersection information interactive unit；
The cross-over control unit port information to receiving and port type verify, port information
After upchecking with port type, cross-over control unit is according to port information and port type, complete
Become the switching of corresponding ports；Port is switched by cross-over control unit by intersection information interactive unit
Successfully information sends to business information interactive unit, and Service Control Unit detects non-service switchover
Port whether without error code；
If the port that Service Control Unit detects non-service switchover is examined without error code, Service Control Unit
Survey the port of handed over business without error code, business board will represent the mark of port service switchover
Position is written as 0, and Service Control Unit records handed over business end according to the flag bit 0 of handover success
The port numbers of mouth and the type of service of switching, business handover success number of times is added by Service Control Unit
1, Service Control Unit statistics switching total degree, Service Control Unit judges that switching total degree is little
Business switching times in test function, determines and has met test request, and business switching is appointed
Business completes, and terminates；
If the port that Service Control Unit detects non-service switchover has error code, Error detection unit will
The port numbers having error code port reports to Service Control Unit, will represent that port is cut in business board
The flag bit changing business is written as 1；Service Control Unit is according to the flag bit 1 of handoff failure and upper
The port numbers of report, record has port numbers and the switching type of error code port, and Service Control Unit will
Business handoff failure number of times adds 1；Service Control Unit judges that business handoff failure number of times is less than industry
Business handoff failure terminates testing time, Service Control Unit statistics switching total degree, Service control
Unit judges that switching total degree, less than the business switching times in test function, determines and met
Test request, business switching task completes, and terminates.
A kind of service dynamic handoff testing method based on OTN board for said system,
It is characterized in that, comprise the following steps:
A, logic control element, business board, cross unit and the sub-frame of equipment are powered on
And initialization；By logic control element configuration testing function, test function includes port switching
Sequentially, port switching type, port switching quantity, business switching times, business handoff failure
Terminating testing time, test function is sent to Service Control Unit by logic control element；Business
Board service port unit default configuration is the first Optical Channel Data Unit-k by control unit
ODUk business, forwards step B to；
B, board service port unit send handshaking information, board to cross business port unit
After service port unit and cross business port unit are shaken hands successfully, Service Control Unit resolves to be surveyed
Trial function, according to port switching order, port switching type and port switching in test function
Quantity, is switched to the second optical channel number by the type of service of corresponding port by ODUk business
According to unit ODUj business；Business information interactive unit is by the port of handed over type of service port
Information and port type, sent to intersecting control unit by intersection information interactive unit, forward to
Step C；
Port information to receiving of C, cross-over control unit and port type verify, port
After information and port type are upchecked, cross-over control unit according to port information and port type,
Complete the switching of corresponding ports；Port is cut by cross-over control unit by intersection information interactive unit
Changing successful information to send to business information interactive unit, Service Control Unit detection does not switches industry
The port of business whether without error code, if so, the port of the handed over business of Service Control Unit detection without
Error code, forwards step D to, otherwise forwards step E to；
D, will in business board represent port service switchover flag bit be written as 0, Service control
Unit records port numbers and the switching of handed over service port according to the flag bit 0 of handover success
Type of service, business handover success number of times is added 1, forwards step F to by Service Control Unit；
The port numbers having error code port is reported to Service Control Unit by E, Error detection unit,
Business board representing, the flag bit of port service switchover is written as 1；Service Control Unit according to
The flag bit 1 of handoff failure and the port numbers reported, record has the port numbers of error code port and cuts
Changing type, business handoff failure number of times is added 1 by Service Control Unit；Service Control Unit judges
Business handoff failure number of times terminates testing time less than business handoff failure, forwards step F to；
F, Service Control Unit statistics switching total degree, Service Control Unit judges switching total time
More than the number whether business switching times in test function, if it is not, forward step B to, no
Then determining and met test request, business switching task completes, and terminates.
On the basis of technique scheme, step C is further comprising the steps of: if described end
Message breath and port type verification are not passed through, then re-execute step C.
On the basis of technique scheme, Service Control Unit described in step C detects not
Whether the port of service switchover comprises the following steps without error code: Service Control Unit is examined by error code
Survey unit reads the value of the Performance register of the port of non-service switchover in turn, if Error detection list
The value of unit's Performance register of the single port of at least 5 detections continuously is 0, then this port
Without error code, the port of the Service Control Unit handed over business of detection, without error code, forwards step D to；
Otherwise this port has error code, forwards step E to.
On the basis of technique scheme, Service Control Unit described in step C has detected
The port of service switchover comprises the following steps without error code: by the mistake of the port of all handed over business
The value of code statistic registers resets, and Service Control Unit was successively read once institute every 1～5 second
There is the value of the Bit Error Code Statistics depositor of the port of handed over business and send to Error detection unit,
If the Bit Error Code Statistics depositor of the single port of continuous more than the 3 times detections of Error detection unit
Value is 0, then this port without error code, be in steady statue, forward step D to；Otherwise this end
Mouth has error code, plays pendulum, forwards step E to.
On the basis of technique scheme, step E is further comprising the steps of: Service control list
Unit's judgement business handoff failure number of times terminates more than testing time at business handoff failure, determines
Through meeting test request, terminate.
On the basis of technique scheme, the statistics switching of Service Control Unit described in step F
Total degree comprises the following steps: if only having handover success number of times in Service Control Unit, then will cut
Change number of success as switching total degree；If Service Control Unit only has handoff failure number of times,
Then using handoff failure number of times as switching total degree；If Service Control Unit includes switching simultaneously
Number of success and handoff failure number of times, then by handover success number of times and the summation of handoff failure number of times
As switching total degree.
A kind of service dynamic switch test device based on OTN board realizing said method,
Including initial configuration module, port traffic handover module, port check bit module, business switching
Number of success statistical module, business handoff failure number of times statistical module and business switching total degree system
Meter module；
Initial configuration module, is used for: to logic control element, business board, cross unit
Frame with equipment powers on and initializes；By logic control element configuration testing function, survey
Trial function includes port switching order, the switching of port switching type, port switching quantity, business
Number of times, business handoff failure terminate testing time, and test function is sent extremely by logic control element
Service Control Unit；Board service port unit default configuration is the first light by Service Control Unit
Channel data unit ODUk business, sends business switching signal to port traffic handover module；
Port traffic handover module, is used for: after receiving business switching signal, Control card business
Port unit sends handshaking information, board service port unit and friendship to cross business port unit
After fork service port unit is shaken hands successfully, Service Control Unit resolves test function, according to test
Port switching order, port switching type and port switching quantity in function, by corresponding end
The type of service of mouth is switched to the second Optical Channel Data Unit-k ODUj business by ODUk business；
Business information interactive unit is by the port information of handed over type of service port and port type, logical
Cross intersection information interactive unit to send to intersecting control unit, send port to port check bit module
Checking signal；
Port check bit module, is used for: after receiving port check bit signal, controls cross-over control unit
Port information and port type to receiving verify, and port information and port type inspection are logical
Later, cross-over control unit, according to port information and port type, completes the switching of corresponding ports；
The information of port handover success is sent extremely by cross-over control unit by intersection information interactive unit
Business information interactive unit, whether Service Control Unit detects the port of non-service switchover without error code,
If so, the port of the handed over business of Service Control Unit detection is without error code, to business handover success
Number of times statistical module sends business handover success number of times statistical signal, otherwise to business handoff failure
Number of times statistical module sends business handoff failure number of times statistical signal；
Business handover success number of times statistical module, is used for: receive business handover success number of times statistics
After signal, business board representing, the flag bit of port service switchover is written as 0, Service control
Unit records port numbers and the switching of handed over service port according to the flag bit 0 of handover success
Type of service, business handover success number of times is added 1 by Service Control Unit, total to business switching
Number of times statistical module sends business switching total degree statistical signal；
Business handoff failure number of times statistical module, is used for: receive business handoff failure number of times statistics
After signal, control Error detection unit and the port numbers having error code port is reported to Service control list
Unit, will represent in business board that the flag bit of port service switchover is written as 1；Service Control Unit
Flag bit 1 according to handoff failure and the port numbers reported, record has the port numbers of error code port
And switching type, business handoff failure number of times is added 1 by Service Control Unit；Service Control Unit
Judgement business handoff failure number of times terminates testing time less than business handoff failure, switches to business
Total degree statistical module sends business switching total degree statistical signal；
Business switching total degree statistical module, is used for: receive business switching total degree statistical signal
After, controlling Service Control Unit statistics switching total degree, Service Control Unit judges switching total time
More than the number whether business switching times in test function, if it is not, switch to port traffic
Module sends business switching signal；Otherwise determine and met test request, business switching task
Complete, terminate.
On the basis of technique scheme, described port check bit module control traffic control unit
When whether detecting the port of non-service switchover without error code, Service Control Unit passes through Error detection list
Unit reads the value of the Performance register of the port of non-service switchover in turn, if Error detection unit is even
The value of the Performance register of the single port of continuous at least 5 detections is 0, then this port is errorless
Code, the port of the Service Control Unit handed over business of detection is without error code, to business handover success
Number statistical module sends business handover success number of times statistical signal；The port of the most non-service switchover
There is error code, send business handoff failure number of times statistics letter to business handoff failure number of times statistical module
Number.
On the basis of technique scheme, described port check bit module control traffic control unit
When detecting the port of handed over business without error code, the error code of the port of all handed over business is united
Meter depositor value reset, Service Control Unit be successively read every 1～5 second the most all
The value of the Bit Error Code Statistics depositor of the port of service switchover also sends to Error detection unit, if
The value of the Bit Error Code Statistics depositor of the single port of continuous more than the 3 times detections of Error detection unit
Be 0, then this port without error code, be in steady statue, to business handover success number of times add up
Module sends business handover success number of times statistical signal；Otherwise this port has error code, is in shakiness
Determine state, send business handoff failure number of times statistics letter to business handoff failure number of times statistical module
Number.
Compared with prior art, it is an advantage of the current invention that:
(1) present invention can be carried out business move according to the test function pre-set automatically
State switch test.Test function arranges corresponding parameter, arranges port switching by parameter suitable
Sequence, port switching quantity, business switching times, business handoff failure terminate testing time etc..
Compared with manually carrying out service dynamic switch test with prior art, the present invention can be according to test
Function carries out service dynamic switch test automatically, and not only method of testing is relatively more flexible, the testing time
Shorter, testing efficiency is higher, and testing cost is relatively low, arranges the test function of many kinds of parameters
Disclosure satisfy that the requirement that various dynamic service switches, it is simple to people use.
(2) when the present invention carries out service dynamic switch test, it is not necessary to external test instrumentation,
Because business board can encode as signal source by spontaneous PRBS, and then is given by cross unit
Awaiting board card is tested, so the present invention can completing port quantity and business at short notice
The business board that type is the most more；Meanwhile, the service dynamic switch test system of the present invention
Use modularized design, it is possible to be applicable to general OTN board.Therefore, the present invention is carried out
During service dynamic switch test, not only operating fairly simple, running and comparing is reliable, and saves
Cost needed for the debugging time of business board and external test instrumentation.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of cross unit in the embodiment of the present invention；
Fig. 2 is the connection block diagram that in the embodiment of the present invention, business board coordinates with cross unit；
Fig. 3 is the connection block diagram that in the embodiment of the present invention, cross unit coordinates with business board card；
Fig. 4 is the service dynamic switch test side based on OTN board in the embodiment of the present invention
The flow chart of method.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Service dynamic switch test system based on OTN board in the embodiment of the present invention, bag
Include logic control element, the sub-frame of equipment, business board and cross unit.Patrolling in the present embodiment
Collecting control unit is PC, and logic control element frame with equipment is connected by netting twine；Patrol
Collect control unit to be connected with business board, cross unit respectively by the sub-frame of equipment.
Shown in Figure 1, cross unit is provided with branch road board and circuit board, tributary card
The passage that card and wiring board card carry out business by backboard high speed connector connects.
Shown in Figure 2, business board include board service port unit, Service Control Unit,
Error detection unit and business information interactive unit.Board service port unit passes through Service control
Unit is connected with Error detection unit, business information interactive unit respectively with board service port list
Unit, Error detection unit are connected.
Shown in Figure 3, cross unit includes cross business port unit, cross-over control unit
With intersection information interactive unit；Cross-over control unit respectively with cross business port unit, intersect
Information interactive unit is connected.
The board service port unit of business board and the cross business port unit of cross unit
Point-to-point connection, board service port unit and cross business port unit are all supported
The rate type such as ODU0/1/2/3/4/flex.The business information interactive unit of business board with intersect
The intersection information interactive unit of unit is connected.
Shown in Figure 4, in the embodiment of the present invention for said system based on OTN plate
The service dynamic handoff testing method of card, comprises the following steps:
S1: logic control element, business board, cross unit and the sub-frame of equipment are powered on
And initialization.By logic control element configuration testing function, test function includes port switching
Sequentially, port switching type, port switching quantity, business switching times, business handoff failure
Terminate the parameters such as testing time；Test function is sent to Service Control Unit by logic control element.
Board service port unit default configuration is ODUk business by Service Control Unit
(OpticalChannel Data k the first Optical Channel Data Unit-k business；K=0,1,2,2e,
3,3e1,3e2,4, flex), forward step S2 to.
When board service port unit default configuration is ODUk business by cross unit, pass through
The differently configured customer side business of tributary card card be mapped to ODUk (k=0,1,2,2e, 3,
3e1,3e2,4, flex)；Using circuit board as unit to be tested, complete by circuit board
Become the configuration of basic function and mutual with cross unit core bus；Cross unit provides
Flag bit is to circuit board.
S2: board service port unit sends handshaking information, board to cross business port unit
After service port unit and cross business port unit are shaken hands successfully, Service Control Unit resolves to be surveyed
Trial function, according to port switching order, port switching type and port switching in test function
Quantity, is switched to ODUj business by the type of service of corresponding port by ODUk business
(OpticalChannel Data j the second Optical Channel Data Unit-k business, j=0,1,2,2e, 3,
3e1,3e2,4, flex, j are not equal to k).Business information interactive unit is by handed over service class
The port information of type port and port type, sent to intersecting control by intersection information interactive unit
Unit processed, forwards step S3 to.
S3: the cross-over control unit port information to receiving and port type verify, if inspection
Test and pass through, then forward step S4 to, otherwise re-execute step S3.
S4: cross-over control unit, according to port information and port type, completes cutting of corresponding ports
Changing, the information of port handover success is sent by cross-over control unit by intersection information interactive unit
To business information interactive unit, forward step S5 to.
Whether S5: Service Control Unit detects the port of non-service switchover without error code.Service control
During unit detection, Service Control Unit reads non-service switchover in turn by Error detection unit
The value of the Performance register of port, if the single-end of Error detection unit at least 5 detections continuously
The value of the Performance register of mouth is 0, then this port is without error code, forwards step S6 to, otherwise should
Port has error code, forwards step S8 to.
Whether working stability is without error code for the port of S6: the Service Control Unit handed over business of detection,
During Service Control Unit detection, by the Bit Error Code Statistics depositor of the port of all handed over business
Value resets, and Service Control Unit is successively read every 1～5 second (being 3 seconds in the present embodiment)
The value of the Bit Error Code Statistics depositor of the port of the most all handed over business sending to error code is examined
Survey unit, if the Bit Error Code Statistics of the single port of continuous more than the 3 times detections of Error detection unit is posted
The value of storage is 0, then this port without error code, be in steady statue, forward step S7 to；No
Then this port has error code, plays pendulum, and forwards step S8 to.
S7: by representing in business board that the flag bit of port service switchover is written as 0, show switching
Success, Service Control Unit (is cut according to the flag bit 0 of handover success, record switching result information
Change object information and include the port numbers of handed over service port and the type of service of switching) and will
Business handover success number of times adds 1, forwards step S10 to.
S8: the port numbers having error code port is reported to Service Control Unit by Error detection unit,
By business board representing, the flag bit of port service switchover is written as 1, show handoff failure.Industry
Business control unit is according to the flag bit 1 of handoff failure and the port numbers that reports, and record has error code end
The port numbers of mouth and switching type, add 1 by business handoff failure number of times, forward step S9 to.
S9: Service Control Unit judges business handoff failure number of times at business handoff failure the most eventually
Only more than testing time, if it is not, forward step S10 to, otherwise determine that having met test wants
Ask, terminate.
S10: Service Control Unit statistics switching total degree, if only cutting in Service Control Unit
Change number of success, then using handover success number of times as switching total degree；If in Service Control Unit
Only have handoff failure number of times, then using handoff failure number of times as switching total degree；If Service control
Unit includes handover success number of times and handoff failure number of times simultaneously, then by handover success number of times and
The summation of handoff failure number of times is as switching total degree.Service Control Unit judges switching total degree
Whether more than the business switching times in test function, if it is not, forward step S2 to, no
Then determining and met test request, business switching task completes, and terminates.
The work of the service dynamic handoff testing method based on OTN board in the embodiment of the present invention
Make principle as follows:
The present invention can test multiple port by test function simultaneously, and each port is readily modified as identical
Business, it is also possible to be configured to different business.
When starting to test due to business board, first some port is switched over, other ports
Not doing action, the port of the most non-service switchover should be in, always without error code, the shape that normally works
State.If the value of the Error detection unit Performance register of the single port of at least 5 detections continuously
It is 0, then may certify that this port is without error code.
During the interval of the value that the present invention reads the Bit Error Code Statistics depositor of the port of handed over business
Between and Error detection unit detect single handed over port number of times, all can be according to user
Demand, arrange voluntarily in Service Control Unit so that it is more meet the respective characteristic of board.
The present invention terminates more than testing time when business handoff failure number of times at business handoff failure
Time, directly terminate test, and then test site can be retained, it is simple to positioning problems.
The service dynamic based on OTN board realizing said method in the embodiment of the present invention is cut
Change test device, including initial configuration module, port traffic handover module, port check bit mould
Block, business handover success number of times statistical module, business handoff failure number of times statistical module and business
Switching total degree statistical module.
Initial configuration module, is used for: to logic control element, business board, cross unit
Frame with equipment powers on and initializes；By logic control element configuration testing function, survey
Trial function includes port switching order, the switching of port switching type, port switching quantity, business
Number of times, business handoff failure terminate testing time, and test function is sent extremely by logic control element
Service Control Unit；Board service port unit default configuration is the first light by Service Control Unit
Channel data unit ODUk business, sends business switching signal to port traffic handover module.
Port traffic handover module, is used for: after receiving business switching signal, Control card business
Port unit sends handshaking information, board service port unit and friendship to cross business port unit
After fork service port unit is shaken hands successfully, Service Control Unit resolves test function, according to test
Port switching order, port switching type and port switching quantity in function, by corresponding end
The type of service of mouth is switched to the second Optical Channel Data Unit-k ODUj business by ODUk business；
Business information interactive unit is by the port information of handed over type of service port and port type, logical
Cross intersection information interactive unit to send to intersecting control unit, send port to port check bit module
Checking signal.
Port check bit module, is used for: after receiving port check bit signal, controls cross-over control unit
Port information and port type to receiving verify, and port information and port type inspection are logical
Later, cross-over control unit, according to port information and port type, completes the switching of corresponding ports；
The information of port handover success is sent extremely by cross-over control unit by intersection information interactive unit
Business information interactive unit, whether Service Control Unit detects the port of non-service switchover without error code,
If so, the port of the handed over business of Service Control Unit detection is without error code, to business handover success
Number of times statistical module sends business handover success number of times statistical signal, otherwise to business handoff failure
Number of times statistical module sends business handoff failure number of times statistical signal.
Port check bit module control traffic control unit detect the port of non-service switchover whether without
During error code, control Service Control Unit and read non-service switchover in turn by Error detection unit
The value of the Performance register of port, if the single-end of Error detection unit at least 5 detections continuously
The value of the Performance register of mouth is 0, then this port has detected without error code, Service Control Unit
The port of service switchover, without error code, sends business switching to business handover success number of times statistical module
Number of success statistical signal；The port of the most non-service switchover has error code, to business handoff failure
Number of times statistical module sends business handoff failure number of times statistical signal.
Port check bit module control traffic control unit detects the port of handed over business without error code
Time, the value of the Bit Error Code Statistics depositor of the port of all handed over business is reset, Service control
The Bit Error Code Statistics of the port that unit was successively read the most all handed over business every 1～5 second is posted
The value of storage also sends to Error detection unit, if continuous more than the 3 times inspections of Error detection unit
The value of Bit Error Code Statistics depositor of the single port surveyed is 0, then this port without error code, be in
Steady statue, sends business handover success number of times statistics to business handover success number of times statistical module
Signal；Otherwise this port has error code, plays pendulum, and unites to business handoff failure number of times
Meter module sends business handoff failure number of times statistical signal.
Business handover success number of times statistical module, is used for: receive business handover success number of times statistics
After signal, business board representing, the flag bit of port service switchover is written as 0, Service control
Unit records port numbers and the switching of handed over service port according to the flag bit 0 of handover success
Type of service, business handover success number of times is added 1 by Service Control Unit, total to business switching
Number of times statistical module sends business switching total degree statistical signal.
Business handoff failure number of times statistical module, is used for: receive business handoff failure number of times statistics
After signal, control Error detection unit and the port numbers having error code port is reported to Service control list
Unit, will represent in business board that the flag bit of port service switchover is written as 1；Service Control Unit
Flag bit 1 according to handoff failure and the port numbers reported, record has the port numbers of error code port
And switching type, business handoff failure number of times is added 1 by Service Control Unit；Service Control Unit
Judgement business handoff failure number of times terminates testing time less than business handoff failure, switches to business
Total degree statistical module sends business switching total degree statistical signal.
Business switching total degree statistical module, is used for: receive business switching total degree statistical signal
After, controlling Service Control Unit statistics switching total degree, Service Control Unit judges switching total time
More than the number whether business switching times in test function, if it is not, switch to port traffic
Module sends business switching signal；Otherwise determine and met test request, business switching task
Complete, terminate.
The present invention is not limited to above-mentioned embodiment, for those skilled in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications,
Within these improvements and modifications are also considered as protection scope of the present invention.This specification is not made in detail
The content described belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a service dynamic switch test system based on OTN board, including logic control
The sub-frame of unit, equipment, business board and cross unit, described cross unit includes branch road board
With circuit board；Described logic control element by the sub-frame of equipment respectively with business board, intersect
Unit is connected；It is characterized in that:
Described business board includes board service port unit, Service Control Unit, Error detection
Unit and business information interactive unit；Board service port unit passes through Service Control Unit and mistake
Code detector unit be connected, business information interactive unit respectively with board service port unit, error code
Detector unit is connected；
Described cross unit includes cross business port unit, cross-over control unit and intersection information
Interactive unit；Cross-over control unit is single alternately with cross business port unit, intersection information respectively
Unit is connected；Described board service port unit and cross business port unit point-to-point connection, institute
State business information interactive unit to be connected with intersection information interactive unit；
Logic control element, business board, cross unit and the sub-frame of equipment carry out powering on and initially
After change；By logic control element configuration testing function, test function include port switching order,
Port switching type, port switching quantity, business switching times, business handoff failure terminate surveying
Examination number of times, test function is sent to Service Control Unit by logic control element；Service control list
Board service port unit default configuration is the first Optical Channel Data Unit-k ODUk business by unit；
Board service port unit sends handshaking information, board business to cross business port unit
After port unit and cross business port unit are shaken hands successfully, Service Control Unit resolves test letter
Number, according to port switching order, port switching type and port switching quantity in test function,
The type of service of corresponding port is switched to the second Optical Channel Data Unit-k by ODUk business
ODUj business；Business information interactive unit by the port information of handed over type of service port and
Port type, is sent to intersecting control unit by intersection information interactive unit；
The cross-over control unit port information to receiving and port type verify, port information
After upchecking with port type, cross-over control unit is according to port information and port type, complete
Become the switching of corresponding ports；Port is switched by cross-over control unit by intersection information interactive unit
Successfully information sends to business information interactive unit, and Service Control Unit detects non-service switchover
Port whether without error code；
If the port that Service Control Unit detects non-service switchover is examined without error code, Service Control Unit
Survey the port of handed over business without error code, business board will represent the mark of port service switchover
Position is written as 0, and Service Control Unit records handed over business end according to the flag bit 0 of handover success
The port numbers of mouth and the type of service of switching, business handover success number of times is added by Service Control Unit
1, Service Control Unit statistics switching total degree, Service Control Unit judges that switching total degree is little
Business switching times in test function, determines and has met test request, and business switching is appointed
Business completes, and terminates；
If the port that Service Control Unit detects non-service switchover has error code, Error detection unit will
The port numbers having error code port reports to Service Control Unit, will represent that port is cut in business board
The flag bit changing business is written as 1；Service Control Unit is according to the flag bit 1 of handoff failure and upper
The port numbers of report, record has port numbers and the switching type of error code port, and Service Control Unit will
Business handoff failure number of times adds 1；Service Control Unit judges that business handoff failure number of times is less than industry
Business handoff failure terminates testing time, Service Control Unit statistics switching total degree, Service control
Unit judges that switching total degree, less than the business switching times in test function, determines and met
Test request, business switching task completes, and terminates.
2. cut for the service dynamic based on OTN board of system described in claim 1 for one kind
Change method of testing, it is characterised in that comprise the following steps:
A, logic control element, business board, cross unit and the sub-frame of equipment are powered on
And initialization；By logic control element configuration testing function, test function includes port switching
Sequentially, port switching type, port switching quantity, business switching times, business handoff failure
Terminating testing time, test function is sent to Service Control Unit by logic control element；Business
Board service port unit default configuration is the first Optical Channel Data Unit-k by control unit
ODUk business, forwards step B to；
B, board service port unit send handshaking information, board to cross business port unit
After service port unit and cross business port unit are shaken hands successfully, Service Control Unit resolves to be surveyed
Trial function, according to port switching order, port switching type and port switching in test function
Quantity, is switched to the second optical channel number by the type of service of corresponding port by ODUk business
According to unit ODUj business；Business information interactive unit is by the port of handed over type of service port
Information and port type, sent to intersecting control unit by intersection information interactive unit, forward to
Step C；
Port information to receiving of C, cross-over control unit and port type verify, port
After information and port type are upchecked, cross-over control unit according to port information and port type,
Complete the switching of corresponding ports；Port is cut by cross-over control unit by intersection information interactive unit
Changing successful information to send to business information interactive unit, Service Control Unit detection does not switches industry
The port of business whether without error code, if so, the port of the handed over business of Service Control Unit detection without
Error code, forwards step D to, otherwise forwards step E to；
D, will in business board represent port service switchover flag bit be written as 0, Service control
Unit records port numbers and the switching of handed over service port according to the flag bit 0 of handover success
Type of service, business handover success number of times is added 1, forwards step F to by Service Control Unit；
The port numbers having error code port is reported to Service Control Unit by E, Error detection unit,
Business board representing, the flag bit of port service switchover is written as 1；Service Control Unit according to
The flag bit 1 of handoff failure and the port numbers reported, record has the port numbers of error code port and cuts
Changing type, business handoff failure number of times is added 1 by Service Control Unit；Service Control Unit judges
Business handoff failure number of times terminates testing time less than business handoff failure, forwards step F to；
F, Service Control Unit statistics switching total degree, Service Control Unit judges switching total time
More than the number whether business switching times in test function, if it is not, forward step B to, no
Then determining and met test request, business switching task completes, and terminates.
3. service dynamic handoff testing method based on OTN board as claimed in claim 2,
It is characterized in that: step C is further comprising the steps of: if described port information and port type
Verification is not passed through, then re-execute step C.
4. service dynamic handoff testing method based on OTN board as claimed in claim 2,
It is characterized in that: Service Control Unit described in step C detects the port of non-service switchover and is
No comprise the following steps without error code: Service Control Unit is read not in turn by Error detection unit
The value of the Performance register of the port of service switchover, if at least 5 inspections continuously of Error detection unit
The value of the Performance register of the single port surveyed is 0, then this port is without error code, Service control
The port of the unit handed over business of detection, without error code, forwards step D to；The most non-service switchover
Port has error code, forwards step E to.
5. service dynamic handoff testing method based on OTN board as claimed in claim 4,
It is characterized in that: Service Control Unit described in step C detect handed over business port without
Error code comprises the following steps: by the value of the Bit Error Code Statistics depositor of the port of all handed over business
Resetting, Service Control Unit was successively read the end of the most all handed over business every 1～5 second
Mouthful the value of Bit Error Code Statistics depositor and send to Error detection unit, if Error detection unit
The value of the Bit Error Code Statistics depositor of the single port of continuous more than 3 times detections is 0, then this end
Mouthful without error code, it is in steady statue, forwards step D to；Otherwise this port has error code, is in not
Steady statue, forwards step E to.
6. service dynamic handoff testing method based on OTN board as claimed in claim 2,
It is characterized in that: step E is further comprising the steps of: Service Control Unit judges that business switching is lost
Lose number of times and terminate more than testing time at business handoff failure, determine and met test request,
Terminate.
7. the service dynamic based on OTN board as described in any one of claim 2 to 6 is cut
Change method of testing, it is characterised in that: total time of the statistics switching of Service Control Unit described in step F
Number comprises the following steps: if only having handover success number of times in Service Control Unit, then will switch to
Merit number of times is as switching total degree；If Service Control Unit only has handoff failure number of times, then will
Handoff failure number of times is as switching total degree；If Service Control Unit includes handover success simultaneously
Number of times and handoff failure number of times, then using the summation of handover success number of times and handoff failure number of times as
Switching total degree.
8. one kind realizes the based on OTN board of method described in any one of claim 2 to 7
Service dynamic switch test device, it is characterised in that: include initial configuration module, port industry
Business handover module, port check bit module, business handover success number of times statistical module, business switching
Frequency of failure statistical module and business switching total degree statistical module；
Initial configuration module, is used for: to logic control element, business board, cross unit
Frame with equipment powers on and initializes；By logic control element configuration testing function, survey
Trial function includes port switching order, the switching of port switching type, port switching quantity, business
Number of times, business handoff failure terminate testing time, and test function is sent extremely by logic control element
Service Control Unit；Board service port unit default configuration is the first light by Service Control Unit
Channel data unit ODUk business, sends business switching signal to port traffic handover module；
Port traffic handover module, is used for: after receiving business switching signal, Control card business
Port unit sends handshaking information, board service port unit and friendship to cross business port unit
After fork service port unit is shaken hands successfully, Service Control Unit resolves test function, according to test
Port switching order, port switching type and port switching quantity in function, by corresponding end
The type of service of mouth is switched to the second Optical Channel Data Unit-k ODUj business by ODUk business；
Business information interactive unit is by the port information of handed over type of service port and port type, logical
Cross intersection information interactive unit to send to intersecting control unit, send port to port check bit module
Checking signal；
Port check bit module, is used for: after receiving port check bit signal, controls cross-over control unit
Port information and port type to receiving verify, and port information and port type inspection are logical
Later, cross-over control unit, according to port information and port type, completes the switching of corresponding ports；
The information of port handover success is sent extremely by cross-over control unit by intersection information interactive unit
Business information interactive unit, whether Service Control Unit detects the port of non-service switchover without error code,
If so, the port of the handed over business of Service Control Unit detection is without error code, to business handover success
Number of times statistical module sends business handover success number of times statistical signal, otherwise to business handoff failure
Number of times statistical module sends business handoff failure number of times statistical signal；
Business handover success number of times statistical module, is used for: receive business handover success number of times statistics
After signal, business board representing, the flag bit of port service switchover is written as 0, Service control
Unit records port numbers and the switching of handed over service port according to the flag bit 0 of handover success
Type of service, business handover success number of times is added 1 by Service Control Unit, total to business switching
Number of times statistical module sends business switching total degree statistical signal；
Business handoff failure number of times statistical module, is used for: receive business handoff failure number of times statistics
After signal, control Error detection unit and the port numbers having error code port is reported to Service control list
Unit, will represent in business board that the flag bit of port service switchover is written as 1；Service Control Unit
Flag bit 1 according to handoff failure and the port numbers reported, record has the port numbers of error code port
And switching type, business handoff failure number of times is added 1 by Service Control Unit；Service Control Unit
Judgement business handoff failure number of times terminates testing time less than business handoff failure, switches to business
Total degree statistical module sends business switching total degree statistical signal；
Business switching total degree statistical module, is used for: receive business switching total degree statistical signal
After, controlling Service Control Unit statistics switching total degree, Service Control Unit judges switching total time
More than the number whether business switching times in test function, if it is not, switch to port traffic
Module sends business switching signal；Otherwise determine and met test request, business switching task
Complete, terminate.
9. service dynamic switch test device based on OTN board as claimed in claim 8,
It is characterized in that: described port check bit module control traffic control unit detects non-service switchover
When whether port is without error code, Service Control Unit is read in turn by Error detection unit and is not switched
The value of the Performance register of the port of business, if at least 5 detections continuously of Error detection unit
The value of the Performance register of single port is 0, then this port is without error code, Service Control Unit
Detect the port of handed over business without error code, send industry to business handover success number of times statistical module
Business handover success number of times statistical signal；Otherwise this port has error code, to business handoff failure number of times
Statistical module sends business handoff failure number of times statistical signal.
10. service dynamic switch test based on OTN board dress as claimed in claim 8
Put, it is characterised in that: described port check bit module control traffic control unit detects handed over industry
When the port of business is without error code, by the value of the Bit Error Code Statistics depositor of the port of all handed over business
Resetting, Service Control Unit was successively read the end of the most all handed over business every 1～5 second
Mouthful the value of Bit Error Code Statistics depositor and send to Error detection unit, if Error detection unit
The value of the Bit Error Code Statistics depositor of the single port of continuous more than 3 times detections is 0, then this end
Mouthful without error code, it is in steady statue, cuts to business handover success number of times statistical module transmission business
Change number of success statistical signal；Otherwise this port has error code, plays pendulum, to business
Handoff failure number of times statistical module sends business handoff failure number of times statistical signal.
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| CN107528631A (en) * | 2017-08-31 | 2017-12-29 | 武汉虹信通信技术有限责任公司 | Link error detection diagnostic method and device based on digital fiber compartment system |
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| CN109802856B (en) * | 2019-01-04 | 2021-09-07 | 烽火通信科技股份有限公司 | Method for managing multi-subframe board card by single network element |
| CN109561361B (en) * | 2019-01-07 | 2021-09-07 | 烽火通信科技股份有限公司 | Optical line terminal and service port mapping method |
| CN111327455B (en) * | 2020-01-20 | 2022-11-15 | 深圳震有科技股份有限公司 | SDH device-based service migration method, control system and storage medium |
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| CN101995606A (en) * | 2009-08-28 | 2011-03-30 | 华为技术有限公司 | Protection switching method for long-range passive optical network and extender box |
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| CN107528631A (en) * | 2017-08-31 | 2017-12-29 | 武汉虹信通信技术有限责任公司 | Link error detection diagnostic method and device based on digital fiber compartment system |
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