CN109698762A - A kind of method and parameter adjustment controls of adjusting parameter - Google Patents
A kind of method and parameter adjustment controls of adjusting parameter Download PDFInfo
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- CN109698762A CN109698762A CN201711002250.9A CN201711002250A CN109698762A CN 109698762 A CN109698762 A CN 109698762A CN 201711002250 A CN201711002250 A CN 201711002250A CN 109698762 A CN109698762 A CN 109698762A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
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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
- H04Q11/0062—Network aspects
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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
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
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Abstract
The present invention provides the method and parameter adjustment controls of a kind of adjusting parameter, the described method includes: first network equipment receives first group of data frame that second network equipment is sent；When the first network equipment determines that the messaging parameter of second network equipment needs to adjust, the first network equipment sends second group of data frame to second network equipment according to default frame gap numerical value, and the default frame gap numerical value is used to indicate second network equipment and adjusts corresponding messaging parameter according to the default frame gap numerical value.The present invention reaches the function of communication between devices by adjusting frame gap in communication protocol, the Rule of judgment of the control command as adjustment both sides' network equipment.
Description
Technical field
The present invention relates to the communications fields, more particularly, to the method and parameter adjustment controls of a kind of adjusting parameter.
Background technique
Fiber optic communication is using fiber optic transmission signal, to realize a kind of communication mode of information transmitting.Fiber optic communication
Have the advantages that bandwidth is high, signal decaying is small, light weight and cost is low etc..Fiber optic communication is widely used to access device and convergence
Equipment.
After the network equipment is connected by medium, before port UP, the behaviour such as a series of capability negotiation, lower parameter can be
Make, after the completion of both sides' configuration, port UP；And port, after UP, the general transmission services message in this channel, both sides' network equipment is not
There can be the interaction on control signal again.When wanting to control the port of some equipment, for example adjustment sends parameter, modifies optical module
Transmitting optical power will execute related command by manual intervention on corresponding veneer, just be able to achieve similar control signal.
Current data communication, the network equipment is general only by medium data message transmission after establishing the link, and needs to use
When operation is gone at family, user informed by management plane, not only increase maintenance cost in this way, but also reduce communication efficiency.
Summary of the invention
This application provides a kind of method of adjusting parameter and parameter adjustment controls, and this method is by using detection communication report
Frame gap in text carries out the configuration of order, reduces upper layer webmastering software and manual intervention, O&M cost is low, completes equipment room
Intelligence, efficiently management.
In a first aspect, this application provides a kind of methods of adjusting parameter, which comprises
First network equipment receives first group of data frame that second network equipment is sent；
When the first network equipment determines that the messaging parameter of second network equipment needs to adjust, first net
Network equipment sends second group of data frame, the default frame gap numerical value to second network equipment according to default frame gap numerical value
It is used to indicate second network equipment and adjusts corresponding messaging parameter according to the default frame gap numerical value.
A kind of method of adjusting parameter provided by the present application, this method are come by using the frame gap in detection communication message
The configuration of order is carried out, upper layer webmastering software and manual intervention are reduced, O&M cost is low, and it is intelligent, efficient to complete LA Management Room
Management.
With reference to first aspect, in the first possible implementation, described second is determined in the first network equipment
Before the messaging parameter of the network equipment needs to adjust, the method also includes:
The first network equipment judges whether to need to adjust according to the bit error rate of the first group of data frame received
The pre-emphasis parameters of second network equipment；The messaging parameter includes pre-emphasis parameters；
When the bit error rate is greater than default bit error rate threshold, the first network equipment determination needs to adjust second network
The pre-emphasis parameters of equipment.
The possible implementation of with reference to first aspect the first, in the second possible implementation, described first
The network equipment determines that the pre-emphasis parameters for needing to adjust second network equipment include:
The first network equipment determines the main tapping for needing to adjust second network equipment, and determines the default frame
Gap numerical value is third value or the 4th numerical value, and the third value is used to indicate second network equipment and tunes up described second
The main tapping of the network equipment, the 4th numerical value are used to indicate the master that second network equipment turns second network equipment down
Tap.
With reference to first aspect or any one possible implementation of first aspect, in the third possible implementation
In,
Before the first network equipment determines the messaging parameter needs adjustment of second network equipment, the method
Further include:
The first network equipment judges whether to need to adjust according to the received optical power for receiving first group of data frame
The transmitting optical power of second network equipment；The messaging parameter includes transmitting optical power；
When the received optical power that the first network equipment receives first group of data frame receives light function not less than default
When the rate upper limit, the first network equipment determination needs to adjust the transmitting optical power of second network equipment, and described in determination
Default number of frame gaps evidence is the first numerical value, and first numerical value is used to indicate second network equipment and turns transmitting optical power down；
When the received optical power that the first network equipment receives first group of data frame receives light function no more than default
When rate lower limit, the first network equipment determination needs to adjust the transmitting optical power of second network equipment, and described in determination
Default number of frame gaps evidence is second value, and the second value is used to indicate second network equipment and tunes up transmitting optical power.
Second aspect, this application provides a kind of methods of adjusting parameter, which comprises
First network equipment receives first group of data frame that second network equipment is sent；
The first network equipment detects the frame gap of first group of data frame；
When the bit number of the frame gap is default frame gap numerical value and meets preset condition, the first network equipment
According to the messaging parameter of first network equipment described in the default frame gap data point reuse.
In conjunction with second aspect, in the first possible implementation, the preset condition includes:
One or many is the default frame gap numerical value；
Alternatively, continuous several times are the default frame gap numerical value.
In conjunction with the possible implementation of the first of second aspect or second aspect, further includes:
After the first network equipment and second network equipment establish connection, the first network equipment is according to default
Frame gap negotiate numerical value to second network equipment send second group of data frame, so as to second network equipment negotiate
Whether frame gap parameter adjustment function is supported；
The first network equipment receives that second network equipment is sent according to preset frame gap response numerical value
Three groups of data frames support frame gap parameter to adjust function to confirm to the first network equipment；
It include pair between messaging parameter and frame gap numerical value in second group of data frame or the third group data frame
It should be related to.
The third aspect, this application provides a kind of parameter adjustment controls, the parameter adjustment controls are set for first network
In standby, the parameter adjustment controls include:
Receiving module, for receiving first group of data frame of second network equipment transmission；
Judgment module, for judging whether to need to adjust the messaging parameter of second network equipment；
Sending module, for the judgment module determine need to adjust the messaging parameter of second network equipment when,
Second group of data frame is sent to second network equipment according to default frame gap numerical value, the default frame gap numerical value is for referring to
Show that second network equipment adjusts corresponding messaging parameter according to the default frame gap numerical value.
In conjunction with the third aspect, in the first possible implementation, the judgment module is specifically used for:
According to the bit error rate of the first group of data frame received, judge whether to need to adjust second network equipment
Pre-emphasis parameters；The messaging parameter includes pre-emphasis parameters；
When the bit error rate is greater than default bit error rate threshold, the preemphasis ginseng for needing to adjust second network equipment is determined
Number, and determine that the default frame gap numerical value is third value or the 4th numerical value, the third value is used to indicate described second
The network equipment tunes up the pre-emphasis parameters of second network equipment, and the 4th numerical value is used to indicate second network equipment
Turn the pre-emphasis parameters of second network equipment down；
The pre-emphasis parameters include following any one or more:
Main tapping；
Left tap；
Right tap.
In conjunction with the third aspect or the first possible implementation, in the second possible implementation, the judgement
Module is specifically used for:
According to the received optical power for receiving first group of data frame, judge whether to need to adjust second network equipment
Transmitting optical power；The messaging parameter includes transmitting optical power；
When the received optical power that the receiving module receives first group of data frame is not less than on default received optical power
In limited time, it determines the transmitting optical power for needing to adjust second network equipment, and determines that the default number of frame gaps evidence is first
Numerical value, the second value are used to indicate second network equipment and turn transmitting optical power down；
When the received optical power that the receiving module receives first group of data frame is not more than under default received optical power
In limited time, it determines the transmitting optical power for needing to adjust second network equipment, and determines that the default number of frame gaps evidence is second
Numerical value, the second value are used to indicate second network equipment and tune up transmitting optical power.
In conjunction with the third aspect, the first or second of any possible implementation, in the third possible implementation
In, it further include negotiation module；
The negotiation module, for after the first network equipment and second network equipment establish connection, according to
Preset frame gap negotiates numerical value and sends third group data frame to second network equipment, so as to second network equipment
Negotiate whether support frame gap parameter adjustment function；
The receiving module is also used to receive what second network equipment was sent according to preset frame gap response numerical value
4th group of data frame；
It include pair between messaging parameter and frame gap numerical value in the third group data frame or the 4th group of data frame
It should be related to.
In conjunction with any possible implementation of the third aspect or the third aspect, in the third possible implementation,
It further include detection module and adjustment module；
The receiving module is also used to receive the 5th group of data frame of second network equipment transmission；
The detection module, for detecting the frame gap of the 5th group of data frame；
The adjustment module, the bit of the frame gap of the 5th group of data frame for being detected when the detection module
When number is the default frame gap numerical value and meets preset condition, according to first network described in the default frame gap data point reuse
The messaging parameter of equipment.
Fourth aspect, this application provides a kind of parameter adjustment controls, the parameter adjustment controls are set for first network
In standby, the parameter adjustment controls include: transceiver and processor；
Transceiver, for receiving first group of data frame of second network equipment transmission；
Processor, for judging whether to need to adjust the messaging parameter of second network equipment；
Transceiver, for the processor determine need to adjust the messaging parameter of second network equipment when, according to
Default frame gap numerical value sends second group of data frame to second network equipment, and the default frame gap numerical value is used to indicate institute
It states second network equipment and adjusts corresponding messaging parameter according to the default frame gap numerical value.
5th aspect, this application provides a kind of computer readable storage medium for storing program, described program includes referring to
It enables, described instruction is for executing method described in any one possible design of above-mentioned first aspect or first aspect.
6th aspect, this application provides a kind of computer readable storage medium for storing program, described program includes referring to
It enables, described instruction is for executing method described in any one possible design of above-mentioned second aspect or second aspect.
7th aspect, this application provides a kind of computer program, described program includes instruction, and described instruction is for executing
Method described in the possible design of any one of above-mentioned first aspect or first aspect.
Eighth aspect, this application provides a kind of computer program, described program includes instruction, and described instruction is for executing
Method described in the possible design of any one of above-mentioned second aspect or second aspect.
Detailed description of the invention
Fig. 1 is the physical layer device structural schematic diagram in optical module provided in an embodiment of the present invention；
Fig. 2 is a kind of method flow diagram of adjusting parameter provided in an embodiment of the present invention；
Fig. 3 is the method flow diagram of another adjusting parameter provided in an embodiment of the present invention；
Fig. 4 is that LA Management Room provided in an embodiment of the present invention supports frame gap parameter adjustment functional flow diagram；
Fig. 5 is adjustment transmitting optical power flow chart provided in an embodiment of the present invention；
Fig. 6 is ideal stepped curve provided in an embodiment of the present invention and the waveform after overdamping；
Fig. 7 is adjustment bit error rate flow chart provided in an embodiment of the present invention；
Fig. 8 is the method schematic diagram of adjusting parameter provided in an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of parameter adjustment controls provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of parameter adjustment controls provided in an embodiment of the present invention.
Specific embodiment
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Fig. 1 is the physical layer device structural schematic diagram in optical module provided in an embodiment of the present invention.As shown in Figure 1, physics
Layer (Physical layer device, PHY) device successively includes: physical medium relevant layers (Physical from the bottom to top
Medium Dependent, PMD) 103,102, object physical medium articulamentum (Physical Medium Attachment, PMA)
Manage coding layer (Physical Coding Sublayer, PCS) 101.In this example, first network equipment and second network equipment
PMD (Physical Medium Dependent, PMD) layer 103 of two equipment is attached by medium, by physics
Medium articulamentum (Physical Medium Attachment, PMA) 102 serioparallel exchanges, in Physical Coding Layer (Physical
Coding Sublayer, PCS) 101 do descrambling code after, formed a complete data frame format；It is right on PCS layer 101
Frame gap (interframe gap, IFG) does a time monitoring, to subsequent operation, such first network equipment and
Two network equipment auto-negotiation (auto-negotiation) connection setups are completed.The interframe that a specific embodiment of the invention is related to
Gap refers to the duration between adjacent two frame of Ethernet.For same traffic rate, bit (bit) number that frame gap includes is not
Together, the duration between two frames is just different.Bit number is more, and the duration between two frames is bigger；Bit number is fewer, between two frames when
Length is smaller.
The embodiment of the present invention provides a kind of method of adjusting parameter, and this method is by using the interframe in detection communication message
Gap carries out the configuration of order, reduces upper layer webmastering software and manual intervention, and O&M cost is low, complete LA Management Room intelligence,
Efficiently management.
In description of the embodiment of the present invention, the vocabulary such as " first ", " second " are only used for distinguishing description, and should not be understood as referring to
Show or imply relative importance, indication or suggestion sequence can not be interpreted as.
In description of the embodiment of the present invention, "and/or" is used to describe the incidence relation of affiliated partner, indicates may exist three kinds
Relationship.For example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.Character "/"
Typically represent the relationship that forward-backward correlation object is a kind of "or".
In the embodiment of the present invention, different communication parameter, using different frame gap numerical value.Messaging parameter includes preemphasis ginseng
Number, transmitting optical power etc..Pre-emphasis parameters include main tapping (Main), left tap (Pre), right tap (Post).It is described below
Embodiment as just an example, all any changes within principle of the invention, made should be included in the present invention
Protection scope within.
Fig. 2 is a kind of method flow diagram of adjusting parameter provided in an embodiment of the present invention.As shown in Fig. 2, the method packet
It includes:
S201, first network equipment receive first group of data frame that second network equipment is sent；
After the first network equipment and second network equipment establish connection, described in the first network equipment reception
First group of data frame that second network equipment is sent finds that communication quality is bad according to first group of data frame, needs to adjust
Messaging parameter then continues step S202.
S202, when the first network equipment determines that the messaging parameter of second network equipment needs to adjust, it is described
First network equipment sends second group of data frame, the default interframe to second network equipment according to default frame gap numerical value
Gap numerical value is used to indicate second network equipment and adjusts corresponding messaging parameter according to the default frame gap numerical value.
In this example, before step S202, the method also includes:
The first network equipment judges whether to need to adjust according to the bit error rate of the first group of data frame received
The pre-emphasis parameters of second network equipment；The messaging parameter includes pre-emphasis parameters；
When the bit error rate is greater than default bit error rate threshold, the first network equipment determination needs to adjust second network
The pre-emphasis parameters of equipment.
In this example, pre-emphasis parameters include main tapping；
The first network equipment determines that the pre-emphasis parameters for needing to adjust second network equipment include:
The first network equipment determines the main tapping for needing to adjust second network equipment, and determines the default frame
Gap numerical value is third value or the 4th numerical value, and the third value is used to indicate second network equipment and tunes up described second
The main tapping of the network equipment, the 4th numerical value are used to indicate the master that second network equipment turns second network equipment down
Tap.
Further, pre-emphasis parameters further include left tap or right tap.The first network equipment is according to third number
Value or the 4th numerical value indicate that second network equipment adjusts main tapping to second network equipment, second group of data frame of transmission
Later, the method also includes:
The first network equipment determines the left tap for needing to adjust second network equipment, and determines the default frame
Gap numerical value is the 5th numerical value or the 6th numerical value, and the 5th numerical value is used to indicate second network equipment and tunes up described second
The left tap of the network equipment, the 6th numerical value are used to indicate the left side that second network equipment turns second network equipment down
Tap；
And/or
The first network equipment determines the right tap for needing to adjust second network equipment, and determines the default frame
Gap numerical value is the 7th numerical value or the 8th numerical value, and the 7th numerical value is used to indicate second network equipment and tunes up described second
The right tap of the network equipment, the 8th numerical value are used to indicate the right side that second network equipment turns second network equipment down
Tap.
Optionally, if optic communication is used between the first network equipment and second network equipment, in step
Before S202, the method can also include:
The first network equipment judges whether to need to adjust according to the received optical power for receiving first group of data frame
The transmitting optical power of second network equipment；The messaging parameter includes transmitting optical power；
When the received optical power that the first network equipment receives first group of data frame receives light function not less than default
When the rate upper limit, the first network equipment determination needs to adjust the transmitting optical power of second network equipment, and described in determination
Default number of frame gaps evidence is the first numerical value, and first numerical value is used to indicate second network equipment and turns transmitting optical power down；
When the received optical power that the first network equipment receives first group of data frame receives light function no more than default
When rate lower limit, the first network equipment determination needs to adjust the transmitting optical power of second network equipment, and described in determination
Default number of frame gaps evidence is second value, and the second value is used to indicate second network equipment and tunes up transmitting optical power.
Frame gap in the embodiment of the present invention, when first network equipment or the second network equipment normal communication between data frame
To default frame gap, such as common 96bit.Such as in step S201, first group of data of second network equipment transmission
Just using default frame gap between frame.When needing to adjust some messaging parameter of opposite end, sent according to default frame gap numerical value
Data frame informs that peer network device realizes this function.Such as in step S202, second network equipment is according to default frame
Gap numerical value sends second group of data frame, indicates that second network equipment adjusts the corresponding communication of the default frame gap numerical value
Parameter.
Optionally, the first network equipment also presets the corresponding messaging parameter of frame gap numerical value described in synchronous adjustment.
Fig. 3 is the method flow diagram of another adjusting parameter provided in an embodiment of the present invention.As shown in figure 3, the method
Include:
S203, second network equipment receive second group of data frame that first network equipment is sent；
S204, second network equipment detect the frame gap of second group of data frame；
S205, when the bit number of the frame gap of second group of data frame includes the default frame gap numerical value and is met pre-
If when condition, the communication of second network equipment, second network equipment according to the default frame gap data point reuse is joined
Number.
In this example, preset condition described in step S205 include: frame gap bit number it is one or many be described default
Frame gap numerical value；Alternatively, the bit number continuous several times of frame gap are the default frame gap numerical value.For example, second network
As soon as adjusting the default frame gap numerical value pair as long as the bit number that equipment receives time frame gap is the default frame gap numerical value
The messaging parameter answered.In the embodiment of the present invention, the preset condition can be by the first network equipment and second network
Equipment room auto-negotiation determines.The preset condition can also be determined by second network equipment, and optionally report to described
One network equipment.
The first network equipment can send described the according to the default frame gap numerical value according to default transmission rule
Two groups of data frames.In specific embodiment, the default transmission rule can be identical as the preset condition.The default transmission
Rule can also be different from the preset condition, and specifically, the first network equipment is in order to guarantee second network equipment
The frame gap of the second group of data frame received meets the preset condition, can be by the default number sent in rule
Number in preset condition described in the ratio of setting is more.
Optionally, the method also includes: after the first network equipment and second network equipment establish connection,
The first network equipment negotiates numerical value according to preset frame gap and sends second group of data frame to second network equipment, with
Just frame gap parameter adjustment function whether is supported with second network equipment negotiation；
The first network equipment receives that second network equipment is sent according to preset frame gap response numerical value
Three groups of data frames support frame gap parameter to adjust function to confirm to the first network equipment；
It include pair between messaging parameter and frame gap numerical value in second group of data frame or the third group data frame
It should be related to.
Fig. 4 is that LA Management Room provided in an embodiment of the present invention supports frame gap parameter adjustment functional flow diagram, such as Fig. 4 institute
Show, includes the following steps:
S401, local terminal network equipment and peer network device auto-negotiation connection setup；
S402, local terminal network equipment and peer network device continuously three times according to preset frame gap negotiate numerical value (for example,
128bit) send data frame；
After S403, peer network device receive data message, the PCS layer of PHY device detects frame gap；
If S404, peer network device support frame gap parameter to adjust function, and frame gap includes described default
Frame gap negotiate numerical value (128bit), peer network device responds according to preset frame gap response numerical value (such as 120bit)
Data frame reports to local terminal network equipment oneself and supports frame gap parameter adjustment function to local terminal network equipment；
If S405, peer network device do not support frame gap parameter adjustment function, by normal data frames flow processing.
Specifically, peer network device is not according to above-mentioned preset frame gap response numerical value, but sends data according to default frame gap
Frame is communicated with local terminal network equipment.
S401-404 completes whether to support the negotiation of frame gap parameter adjustment function through the above steps.
In step S402, discontinuous three can also be continuously set three times by local terminal network equipment and peer network device
It is secondary, such as local terminal network equipment is that 128bit, 96bit, 128bit, 96bit, 128bit send data according to frame gap numerical value
Frame.
Fig. 5 is adjustment transmitting optical power flow chart provided in an embodiment of the present invention.As shown in figure 5, to adjust correspondent network
For the transmitting optical power of equipment.Local terminal network equipment when the received optical power for judging itself is excessive, local terminal network equipment and
Peer network device continuously negotiates numerical value (such as 112bit) according to preset frame gap three times and sends one group of data frame, wherein in advance
If frame gap negotiate numerical value it is adjustable.Because a byte is 8bit, preset frame gap is negotiated numerical value and is generally set to
The multiple of 8bit.Inform that peer network device needs to adjust transmitting optical power；And peer network device experiences continuous multiple spies
The periodically data message of long frame gap numerical value does corresponding control, realizes intercommunication.
After local terminal network equipment and peer network device complete the confirmation of frame gap parameter adjustment function, by walking as follows
Suddenly go adjustment peer network device transmitting optical power (local terminal network equipment and peer network device can trigger simultaneously).
S501, local terminal network equipment and peer network device auto-negotiation connection setup；Local terminal network equipment and correspondent network
Equipment sends first group of data frame；
S502, local terminal network equipment and peer network device judge whether itself received optical power deviates, for example need-
10dB can meet semaphore request, and current monitor to received optical power is -3dB, initiate adjustment order；If local terminal network equipment
Receive optical power without departing from process terminates with what peer network device judged itself；
S503, local terminal network equipment and peer network device continuously three times according to preset frame gap negotiate numerical value (such as
Second group of data frame 112bit) is sent, the default frame gap numerical value is used to indicate the peer network device according to described pre-
If frame gap numerical value adjusts corresponding messaging parameter；
S504, local terminal network equipment continuously judge that the frame gap for second group of data frame that peer network device is sent is three times
No in default frame gap numerical value (such as frame gap numerical value is greater than 110bit).Continuously judge what peer network device was sent three times
Second group of data frame data frame whether in default frame gap numerical value purpose is to improve the reliable of the frame gap detection of data frame
Property；
If S505, local terminal network equipment continuously judge the interframe for second group of data frame that peer network device is sent three times
Gap in preset value (such as frame gap numerical value is greater than 110bit), i.e. proof peer network device require to reduce transmitting optical power,
Adjust driving current.
The mutual means of communication of a kind of LA Management Room provided in an embodiment of the present invention, it is real by adjusting the numerical value of frame gap
Actively optimization is promoted the features such as now bottom communication of both sides' network equipment controls peer network device, reaches performance, power consumption.
After auto-negotiation connection setup, the transmission parameter of both sides will not become again for local terminal network equipment and peer network device
Change, but when with the variation of external environment, the parameter that two LA Management Room originals are negotiated is possible to that new environment temperature can not be adapted to
It spends, link communication interruption is likely to cause under mal-condition.
Fig. 6 is ideal stepped curve provided in an embodiment of the present invention and the waveform after overdamping.As shown in fig. 6, this
The electric signal that the end network equipment or peer network device are sent is ideal step response, and after the decaying of signal link, letter
Number abnormal to become single step shown in fig. 6 corresponding, and has intersymbol interference between continuous two signals, this just needs to adjust ginseng
Three main tapping, left tap in number, right tap parameters inhibit interference to reach, optimize the purpose of link signal.
Fig. 7 is adjustment bit error rate flow chart provided in an embodiment of the present invention.As shown in fig. 7, comprises:
S701, local terminal network equipment and peer network device auto-negotiation establish connection, local terminal network equipment and correspondent network
Equipment sends one group of data frame；
S702, judge whether the bit error rate of itself receiving end increases, increase in response to the bit error rate of itself receiving end, have and lose
When packet risk, starts starting and adjust ginseng process, otherwise terminate process；
S703, local terminal network equipment and peer network device negotiate numerical value according to preset frame gap and send first group of data
Frame, it is corresponding according to the default frame gap numerical value adjustment that the default frame gap numerical value is used to indicate the peer network device
Preset frame gap negotiation numerical value when needing to increase messaging parameter, is adjusted to 104bit, or need to reduce logical by messaging parameter
When believing parameter, preset frame gap can be negotiated into numerical value and be adjusted to 80bit；
S704, peer network device continuously judge whether the frame gap numerical value of this group of data frame is greater than default frame gap three times
Numerical lower limits are less than default frame gap numerical upper limits (such as frame gap numerical value is greater than 100bit or is less than 88bit), do not respond
Number of frame gaps is preset in continuously judging that the frame gap numerical value of this group of data frame is greater than default frame gap numerical lower limits or is less than three times
The value upper limit (is greater than 100bit or is less than 88bit), terminates process；
S705, peer network device continuously judge that the frame gap numerical value of this group of data frame is greater than default frame gap numerical value three times
Lower limit is less than default frame gap numerical upper limits (such as frame gap numerical value is greater than 100bit or is less than 88bit), adjusts itself
Send parameter main tapping (such as parameter main tapping plus or minus one will be sent)；
S706, local terminal network equipment and peer network device send second group of data frame, judge whether the bit error rate is reduced, if
The bit error rate is reduced, and is terminated；If the bit error rate is not reduced, continue adjustment send parameter main tapping value, step S703, S704, S705,
S706 most multipotency is in triplicate.
As shown in fig. 7, the bit error rate is still very big after adjusting itself transmission parameter main tapping value by above-mentioned adjustment
In the case of, right tap parameter is adjusted using following step:
S711, local terminal network equipment and peer network device negotiate numerical value according to preset frame gap and send first group of data
Frame, it is corresponding according to the default frame gap numerical value adjustment that the default frame gap numerical value is used to indicate the peer network device
Messaging parameter.When needing to increase parameter, it is 104bit that adjustable preset frame gap, which negotiates numerical value, or needs to reduce parameter
When, it is 80bit that adjustable preset frame gap, which negotiates numerical value,；
S712, peer network device continuously judge whether the frame gap numerical value of this group of data frame is greater than default frame gap three times
Numerical lower limits are less than default frame gap numerical upper limits (such as frame gap numerical value is greater than 100bit or is less than 88bit), continuous three
This group of data frame frame gap bit number of secondary judgement is not greater than default frame gap numerical lower limits or is less than default frame gap numerical upper limits
(be greater than 100bit or be less than 88bit), terminate process；
S713, continuously judge that this group of data frame frame gap bit number is greater than default frame gap numerical lower limits or is less than pre- three times
If frame gap numerical upper limits, the right values of tap of transmission parameter that peer network device adjusts itself (such as will send the right tap of parameter
It is worth plus or minus one)；
One group of S714, local terminal network equipment and peer network device data frame, judge whether the bit error rate is reduced, in response to accidentally
Code rate reduce, terminate, not in response to the bit error rate reduce, continue adjustment send the right values of tap of parameter, step S711, S712, S713,
S714 most multipotency is in triplicate.
As shown in fig. 7, the bit error rate is still very big after adjusting itself the right values of tap of transmission parameter by above-mentioned adjustment
In the case of, left tap parameter is adjusted using following step；
S721, local terminal network equipment and peer network device negotiate numerical value according to preset frame gap and send first group of data
Frame, it is corresponding according to the default frame gap numerical value adjustment that the default frame gap numerical value is used to indicate the peer network device
Messaging parameter.When needing to increase parameter, when adjusting preset frame gap and negotiate numerical value to 104bit, or needing to reduce parameter,
Preset frame gap negotiation numerical value is reduced to 80bit；
S722, continuously judge that the frame gap numerical value of this group of data frame is greater than default frame gap numerical lower limits or is less than pre- three times
If frame gap numerical upper limits (such as frame gap numerical value is greater than 100bit or is less than 88bit), not in response to continuously judgement should three times
The frame gap numerical value of group data frame, which is greater than default frame gap numerical lower limits or is less than default frame gap numerical upper limits, (to be greater than
100bit is less than 88bit), terminate process；
S723, peer network device in response to continuously judging that the frame gap numerical value of this group of data frame is greater than default interframe three times
Gap numerical lower limits are less than default frame gap numerical upper limits (such as frame gap numerical value is greater than 100bit or is less than 88bit), adjustment
The right values of tap of transmission parameter (such as the right values of tap plus or minus one of parameter will be sent) of itself；
S724, local terminal network equipment and peer network device negotiate numerical value according to preset frame gap and send second group of data
Frame, peer network device judge whether this group of data frame bit error rate is reduced, if this group of data frame bit error rate reduces, terminate, do not ring
It should continue adjustment in the reduction of this group of data frame bit error rate and send the right values of tap of parameter, step S721, S722, S723, S724 can be with
In triplicate.
By the method, after establishing communication, adjust frame gap length, be successively adjusted the main tapping of both sides, left tap,
Three main pre-emphasis parameters of right tap；It can accomplish that dynamic adjusts transmission, preemphasis and the received balance parameters of equipment room,
Guarantee the reliability of link communication.
Fig. 8 is the structural schematic diagram of communication system provided in an embodiment of the present invention.As shown in figure 8, the system includes first
The network equipment 801 and second network equipment 802, the first network equipment and second network equipment can mutually pass through
Frame gap is adjusted, instruction other side adjusts messaging parameter.
Fig. 9 is the structural schematic diagram of parameter adjustment controls provided in an embodiment of the present invention.The parameter adjustment controls 900 can
For in the first network equipment 801 in communication system shown in Fig. 8.As shown in figure 9, the parameter adjustment controls 900 include: to connect
Receive module 901, judgment module 902 and sending module 903.
The receiving module 901 is used to receive first group of data frame of second network equipment transmission；
The judgment module 902 is used to judge whether to need to adjust the messaging parameter of second network equipment；
The sending module 903 is used to determine that the communication for needing to adjust second network equipment is joined in the judgment module
When number, second group of data frame, the default frame gap numerical value are sent to second network equipment according to default frame gap numerical value
It is used to indicate second network equipment and adjusts corresponding messaging parameter according to the default frame gap numerical value.
The judgment module 902 is specifically used for:
According to the bit error rate of the first group of data frame received, judge whether to need to adjust second network equipment
Pre-emphasis parameters；The messaging parameter includes pre-emphasis parameters；
When the bit error rate is greater than default bit error rate threshold, the preemphasis ginseng for needing to adjust second network equipment is determined
Number, and determine that the default frame gap numerical value is third value or the 4th numerical value, the third value is used to indicate described second
The network equipment tunes up the pre-emphasis parameters of second network equipment, and the 4th numerical value is used to indicate second network equipment
Turn the pre-emphasis parameters of second network equipment down；
The pre-emphasis parameters include following any one or more: main tapping；Left tap；Right tap.
Judgment module 902 is specifically used for judging whether to need according to the received optical power for receiving first group of data frame
Adjust the transmitting optical power of second network equipment；The messaging parameter includes transmitting optical power；
When the received optical power that the receiving module receives first group of data frame is not less than on default received optical power
In limited time, it determines the transmitting optical power for needing to adjust second network equipment, and determines that the default number of frame gaps evidence is first
Numerical value, the second value are used to indicate second network equipment and turn transmitting optical power down；
When the received optical power that the receiving module receives first group of data frame is not more than under default received optical power
In limited time, it determines the transmitting optical power for needing to adjust second network equipment, and determines that the default number of frame gaps evidence is second
Numerical value, the second value are used to indicate second network equipment and tune up transmitting optical power.
Parameter adjustment controls 900 further include negotiation module.
The negotiation module is used for after the first network equipment and second network equipment establish connection, according to pre-
If frame gap negotiate numerical value to second network equipment send third group data frame, so as to second network equipment assist
Whether quotient supports frame gap parameter adjustment function；
The receiving module is also used to receive what second network equipment was sent according to preset frame gap response numerical value
4th group of data frame；
It include pair between messaging parameter and frame gap numerical value in the third group data frame or the 4th group of data frame
It should be related to.
Further, the parameter adjustment controls 900 further include detection module and adjustment module.
The receiving module is also used to receive the 5th group of data frame of second network equipment transmission.
The detection module is used to detect the frame gap of the 5th group of data frame.
The adjustment module is used to work as the bit of the frame gap for the 5th group of data frame that the detection module detects
When number is the default frame gap numerical value and meets preset condition, according to first network described in the default frame gap data point reuse
The messaging parameter of equipment.
Figure 10 is another structural schematic diagram of parameter adjustment controls provided in an embodiment of the present invention.As shown in Figure 10, described
Parameter adjustment controls 1000 include: processor 1001, PHY device 1002, memory 1003 and communication port 1004.
Processor 1001, PHY device 1002, memory 1003 and communication port 1004 are connected with each other by bus.It is described
Bus can be divided into address bus, data/address bus, control bus etc..Only to be indicated with a thick line in Figure 10 convenient for indicating, but
It is not offered as only a bus or a type of bus.
Memory 1003 may include volatile memory (English: volatile memory), such as random access memory
Device (English: random-access memory, abbreviation: RAM)；Memory also may include nonvolatile memory (English:
Non-volatile memory), for example, flash memory (English: flash memory), hard disk (English: hard disk
Drive, abbreviation: HDD) or solid state hard disk (English: solid-state drive, abbreviation: SSD)；Memory 1003 can also wrap
Include the combination of the memory of mentioned kind.
The memory 1003 is used to store the corresponding relationship of messaging parameter Yu frame gap numerical value.
Optionally, the memory 1003 is also used to store the default transmission rule, data frame etc..
Processor 1001 can be central processing unit (English: central processing unit, abbreviation: CPU), net
The combination of network processor (English: network processor, abbreviation: NP) or CPU and NP.Processor 1001 can also be into
One step includes hardware chip.Above-mentioned hardware chip can be specific integrated circuit (English: application-specific
Integrated circuit, abbreviation: ASIC), programmable logic device (English: programmable logic device,
Abbreviation: PLD) or combinations thereof.Above-mentioned PLD can be Complex Programmable Logic Devices (English: complex programmable
Logic device, abbreviation: CPLD), field programmable gate array (English: field-programmable gate
Array, abbreviation: FPGA), Universal Array Logic (English: generic array logic, abbreviation: GAL) or any combination thereof.
Optionally, memory 1003 can be also used for storage program instruction, and processor 1001 calls in the memory 1003
The program instruction of storage can execute one or more steps or in which optional embodiment in method shown in Fig. 2-7,
So that the parameter adjustment controls realize the function of first network equipment in the above method.
It should be noted that the method for adjusting parameter provided in an embodiment of the present invention can be used for optical module communication, it may also be used for
It is communicated between the network equipment connected using media such as copper cable, twisted pairs.When using the medium communications such as copper cable, twisted pair, only
Pre-emphasis parameters need to be adjusted.When using optical module communication, not only adjustable pre-emphasis parameters, can also adjust light
Power.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
Professional should further appreciate that, described in conjunction with the examples disclosed in the embodiments of the present disclosure
Unit and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, hard in order to clearly demonstrate
The interchangeability of part and software generally describes each exemplary composition and step according to function in the above description.
These functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.
Professional technician can use different methods to achieve the described function each specific application, but this realization
It should not be considered as beyond the scope of the present invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can be held with hardware, processor module
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
The above specific embodiment has carried out further specifically the purpose of the present invention, technical scheme and beneficial effects
It is bright, it should be understood that above should be only a specific embodiment of the invention, the protection model being not intended to limit the present invention
It encloses, all any modification, equivalent substitution, improvement and etc. within principle of the invention, done should be included in protection of the invention
Within the scope of.
Claims (12)
1. a kind of method of adjusting parameter characterized by comprising
First network equipment receives first group of data frame that second network equipment is sent；
When the first network equipment determines that the messaging parameter of second network equipment needs to adjust, the first network is set
Standby to send second group of data frame to second network equipment according to default frame gap numerical value, the default frame gap numerical value is used for
Indicate that second network equipment adjusts corresponding messaging parameter according to the default frame gap numerical value.
2. the method according to claim 1, wherein determining that second network is set in the first network equipment
Before standby messaging parameter needs to adjust, the method also includes:
The first network equipment judges whether to need described in adjustment according to the bit error rate of the first group of data frame received
The pre-emphasis parameters of second network equipment；The messaging parameter includes pre-emphasis parameters；
When the bit error rate is greater than default bit error rate threshold, the first network equipment determination needs to adjust second network equipment
Pre-emphasis parameters.
3. according to the method described in claim 2, it is characterized in that, the pre-emphasis parameters include main tapping；
The first network equipment determines that the pre-emphasis parameters for needing to adjust second network equipment include:
The first network equipment determines the main tapping for needing to adjust second network equipment, and determines the default frame gap
Numerical value is third value or the 4th numerical value, and the third value is used to indicate second network equipment and tunes up second network
The main tapping of equipment, the 4th numerical value are used to indicate the main pumping that second network equipment turns second network equipment down
Head.
4. method according to any one of claims 1 to 3, which is characterized in that described in being determined in the first network equipment
Before the messaging parameter of second network equipment needs to adjust, the method also includes:
The first network equipment judges whether to need described in adjustment according to the received optical power for receiving first group of data frame
The transmitting optical power of second network equipment；The messaging parameter includes transmitting optical power；
When the received optical power that the first network equipment receives first group of data frame is not less than on default received optical power
In limited time, the first network equipment determines the transmitting optical power for needing to adjust second network equipment, and determines described default
Number of frame gaps evidence is the first numerical value, and first numerical value is used to indicate second network equipment and turns transmitting optical power down；
When the received optical power that the first network equipment receives first group of data frame is not more than under default received optical power
In limited time, the first network equipment determines the transmitting optical power for needing to adjust second network equipment, and determines described default
Number of frame gaps evidence is second value, and the second value is used to indicate second network equipment and tunes up transmitting optical power.
5. a kind of method of adjusting parameter characterized by comprising
First network equipment receives first group of data frame that second network equipment is sent；
The first network equipment detects the frame gap of first group of data frame；
When the bit number of the frame gap is default frame gap numerical value and meets preset condition, the first network equipment according to
The messaging parameter of first network equipment described in the default frame gap data point reuse.
6. according to the method described in claim 5, it is characterized in that, the preset condition includes:
One or many is the default frame gap numerical value；
Alternatively, continuous several times are the default frame gap numerical value.
7. method according to claim 5 or 6, which is characterized in that further include:
After the first network equipment and second network equipment establish connection, the first network equipment is according to preset frame
Gap negotiate numerical value to second network equipment send second group of data frame, so as to second network equipment negotiate whether
Frame gap parameter is supported to adjust function；
The first network equipment receives the third group that second network equipment is sent according to preset frame gap response numerical value
Data frame supports frame gap parameter to adjust function to confirm to the first network equipment；
It include the corresponding pass between messaging parameter and frame gap numerical value in second group of data frame or the third group data frame
System.
8. a kind of parameter adjustment controls, in first network equipment, which is characterized in that the parameter adjustment controls include:
Receiving module, for receiving first group of data frame of second network equipment transmission；
Judgment module, for judging whether to need to adjust the messaging parameter of second network equipment；
Sending module, for the judgment module determine need to adjust the messaging parameter of second network equipment when, according to
Default frame gap numerical value sends second group of data frame to second network equipment, and the default frame gap numerical value is used to indicate institute
It states second network equipment and adjusts corresponding messaging parameter according to the default frame gap numerical value.
9. device according to claim 8, which is characterized in that the judgment module is specifically used for:
According to the bit error rate of the first group of data frame received, judge whether to need to adjust the pre- of second network equipment
Aggravate parameter；The messaging parameter includes pre-emphasis parameters；
When the bit error rate is greater than default bit error rate threshold, the pre-emphasis parameters for needing to adjust second network equipment are determined, and
Determine that the default frame gap numerical value is third value or the 4th numerical value, the third value is used to indicate second network and sets
The standby pre-emphasis parameters for tuning up second network equipment, the 4th numerical value are used to indicate second network equipment and turn institute down
State the pre-emphasis parameters of second network equipment；
The pre-emphasis parameters include following any one or more:
Main tapping；
Left tap；
Right tap.
10. device according to claim 8 or claim 9, which is characterized in that the judgment module is specifically used for:
According to the received optical power for receiving first group of data frame, judge whether the hair for needing to adjust second network equipment
Send optical power；The messaging parameter includes transmitting optical power；
When the received optical power that the receiving module receives first group of data frame is not less than the default received optical power upper limit,
It determines the transmitting optical power for needing to adjust second network equipment, and determines that the default number of frame gaps evidence is the first numerical value,
The second value is used to indicate second network equipment and turns transmitting optical power down；
When the received optical power that the receiving module receives first group of data frame is not more than default received optical power lower limit,
It determines the transmitting optical power for needing to adjust second network equipment, and determines that the default number of frame gaps evidence is second value,
The second value is used to indicate second network equipment and tunes up transmitting optical power.
11. according to the described in any item devices of claim 8 to 10, which is characterized in that further include negotiation module；
The negotiation module, for after the first network equipment and second network equipment establish connection, according to default
Frame gap negotiate numerical value to second network equipment send third group data frame, so as to second network equipment negotiate
Whether frame gap parameter adjustment function is supported；
The receiving module is also used to receive the 4th that second network equipment is sent according to preset frame gap response numerical value
Group data frame；
It include the corresponding pass between messaging parameter and frame gap numerical value in the third group data frame or the 4th group of data frame
System.
12. device according to any one of claims 8 to 11, which is characterized in that further include detection module and adjustment module；
The receiving module is also used to receive the 5th group of data frame of second network equipment transmission；
The detection module, for detecting the frame gap of the 5th group of data frame；
The bit number of the adjustment module, the frame gap of the 5th group of data frame for detecting when the detection module is
The default frame gap numerical value and when meeting preset condition, according to first network equipment described in the default frame gap data point reuse
Messaging parameter.
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| CN201711002250.9A CN109698762B (en) | 2017-10-24 | 2017-10-24 | Parameter adjusting method and parameter adjusting device |
| PCT/CN2018/095537 WO2019080546A1 (en) | 2017-10-24 | 2018-07-13 | Method for adjusting parameters and parameter adjusting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110647085A (en) * | 2019-10-15 | 2020-01-03 | 北京明略软件系统有限公司 | Parameter adjusting method and device |
| CN110930910A (en) * | 2019-12-02 | 2020-03-27 | Tcl华星光电技术有限公司 | Method and device for processing signals in display panel |
| US11043154B1 (en) | 2019-12-02 | 2021-06-22 | Tcl China Star Optoelectronics Technology Co., Ltd. | Signal processing method for display panel and device using same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201807A (en) * | 2006-12-12 | 2008-06-18 | 富士通株式会社 | Serial transmission system, a method for automatically correcting signal quality of serial transmission system, and port |
| CN101399980A (en) * | 2007-09-26 | 2009-04-01 | 华为技术有限公司 | Stream media service implementing method, system, policy and control server |
| US20110230194A1 (en) * | 2009-01-07 | 2011-09-22 | Fujitsu Limited | Radio communication method in radio communication system, radio communication system, base station apparatus and terminal apparatus |
| CN102244926A (en) * | 2010-05-13 | 2011-11-16 | 联发科技股份有限公司 | Frame timing controller and frame timing control method |
| CN103516477A (en) * | 2012-06-29 | 2014-01-15 | 华为技术有限公司 | Data transmission method and device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006012772A1 (en) * | 2004-08-06 | 2006-02-09 | Zte Corporation | A method of transmission in wlan |
| TW200723782A (en) * | 2005-10-03 | 2007-06-16 | Matsushita Electric Ind Co Ltd | Communication device |
| CN104427602B (en) * | 2013-09-03 | 2018-10-09 | 华为技术有限公司 | Poewr control method and device |
| CN106549726B (en) * | 2015-09-18 | 2021-02-23 | 华为技术有限公司 | Data transmission method, base station and terminal equipment |
-
2017
- 2017-10-24 CN CN201711002250.9A patent/CN109698762B/en active Active
-
2018
- 2018-07-13 WO PCT/CN2018/095537 patent/WO2019080546A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201807A (en) * | 2006-12-12 | 2008-06-18 | 富士通株式会社 | Serial transmission system, a method for automatically correcting signal quality of serial transmission system, and port |
| CN101399980A (en) * | 2007-09-26 | 2009-04-01 | 华为技术有限公司 | Stream media service implementing method, system, policy and control server |
| US20110230194A1 (en) * | 2009-01-07 | 2011-09-22 | Fujitsu Limited | Radio communication method in radio communication system, radio communication system, base station apparatus and terminal apparatus |
| CN102244926A (en) * | 2010-05-13 | 2011-11-16 | 联发科技股份有限公司 | Frame timing controller and frame timing control method |
| CN103516477A (en) * | 2012-06-29 | 2014-01-15 | 华为技术有限公司 | Data transmission method and device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110647085A (en) * | 2019-10-15 | 2020-01-03 | 北京明略软件系统有限公司 | Parameter adjusting method and device |
| CN110930910A (en) * | 2019-12-02 | 2020-03-27 | Tcl华星光电技术有限公司 | Method and device for processing signals in display panel |
| WO2021109224A1 (en) * | 2019-12-02 | 2021-06-10 | Tcl华星光电技术有限公司 | Method and apparatus for processing signal in display panel |
| US11043154B1 (en) | 2019-12-02 | 2021-06-22 | Tcl China Star Optoelectronics Technology Co., Ltd. | Signal processing method for display panel and device using same |
| CN110930910B (en) * | 2019-12-02 | 2021-07-06 | Tcl华星光电技术有限公司 | Method and device for processing signals in display panel |
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