CN109981139A - A kind of method, equipment and storage medium reducing the crosstalk of the port G.FAST - Google Patents
A kind of method, equipment and storage medium reducing the crosstalk of the port G.FAST Download PDFInfo
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- CN109981139A CN109981139A CN201910250746.0A CN201910250746A CN109981139A CN 109981139 A CN109981139 A CN 109981139A CN 201910250746 A CN201910250746 A CN 201910250746A CN 109981139 A CN109981139 A CN 109981139A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/32—Reducing cross-talk, e.g. by compensating
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
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- Computer Networks & Wireless Communication (AREA)
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- Health & Medical Sciences (AREA)
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Abstract
The invention discloses a kind of method, equipment and storage mediums for reducing the crosstalk of the port G.FAST, which comprises obtains the link setup state of the port ultra wide band copper wire access technology G.FAST；Then the bit distribution situation of the successful port G.FAST of each link setup is obtained by polling mode；Hereafter further according to bit distribution situation, judge whether the bit number of each subcarrier channel carrying of the successful port G.FAST of link setup under VDSL frequency range reaches preset standard by polling mode；Bit number subcarrier channel up to standard is finally opened, and the operation in bit number subcarrier channel not up to standard is closed in triggering when the port G.FAST goes offline.The stability for being disturbed serious TONE to improve route can be automatically closed in the present invention, promote the online experience of user；The link building rate of the port the TONE closed can automatically turn in the case where crosstalk reduction again before, Lai Tisheng G.FAST, reduces the maintenance workload of operator, effectively reduces the cost of labor of operator.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of to reduce the method for the port G.FAST crosstalk, equipment and deposit
Storage media.
Background technique
With the development of the high broadband services such as ultra high-definition network video, virtual reality (VR) technology, big data, cloud computing,
Demand of the user to access bandwidth is higher and higher, traditional ADSL (Very High Speed Digital Subscriber
Line, Very High Speed Digital Subscriber Line), VDSLL (Asymmetric Digital Subscriber Line, asymmetrical digital
Subscribers' line) and Vectoring technology be much unable to satisfy demand of the user to high bandwidth.So G.FAST meet the tendency of and
Raw, the appearance of G.FAST can allow bandwidth to reach light so that user does not need to redeploy optical fiber on original copper wire medium
Fine rate.But G.FAST forward compatibility VDSL technology, in frequency spectrum using upper, G.FAST has used 106MHz/212MHz,
Occupy VDSL (30MHz) frequency range below so that G.FAST route and VDSL route have in 30MHZ or less frequency range it is Chong Die,
Because the crosstalk generated under similar frequency bands is very big, cause the stability of route poor, reduces the online experience of user.
In order to solve the serious problems such as unstable, the rate decline of the excessive caused route of crosstalk, equipment operator is often
It takes to carry out in advance and carries the less subcarrier channel (hereinafter referred to as TONE) of bit number under configuration closing VDSL frequency range to reduce
Crosstalk, but this is only limitted to now online already present VDSL CPE (ustomer premises access equipment of Very High Speed Digital Subscriber Line).Such as
Fruit in the ignorant situation of operator, user voluntarily accessed VDSL CPE, at this moment if not to the user carry out again
The operation that TONE is disturbed under VDSL frequency range is closed, the port G.FAST is possible to that a large amount of error code can be generated and may cause this
Port goes offline.If being not turned on VDSL TONE (subcarrier), the speed of the port G.FAST in the presence of there is no VDSL CPE in existing net
Rate will also will be greatly reduced.The mode of this manual configuration will bring a large amount of the cost of manual maintenance to operator.
Thus the prior art needs to improve.
Summary of the invention
Place in view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of reduction G.FAST port crosstalks
Method, equipment and storage medium, operator in the prior art can be solved and pass through opening and closing VDSL frequency range manually
Under maintenance cost problem brought by the operation of TONE that is disturbed.
In order to achieve the above object, this invention takes following technical schemes:
A method of the crosstalk of the port G.FAST is reduced, is included the following steps:
Obtain the link setup state of the port ultra wide band copper wire access technology G.FAST, wherein the link setup state includes successfully
And failure；
The bit distribution situation of the successful port G.FAST of each link setup is obtained by polling mode；
According to bit distribution situation, the every of under the VDSL frequency range successful port G.FAST of link setup is judged by polling mode
Whether the bit number of one sub- carrier channel carrying reaches preset standard；
Bit number subcarrier channel up to standard is opened, and triggering closing bit number is not up to standard when the port G.FAST goes offline
The operation in subcarrier channel.
The reduction reduces in the method for the port G.FAST crosstalk, the acquisition ultra wide band copper wire access technology G.FAST
The step of link setup state of port includes:
Read the presence marker bit of the port ultra wide band copper wire access technology G.FAST, wherein the presence mark
Remember that position includes 1 and 0；
The port G.FAST for being 1 using presence marker bit is as the successful port G.FAST of link setup, by flag state position
For 0 the port G.FAST as link setup failure the port G.FAST.
The reduction reduces in the method for the port G.FAST crosstalk, the bit distribution feelings of the successful G.FAST of link setup
Condition is the bits proportion of each subcarrier channel carrying under the port G.FAST.
The reduction reduces in the method for the port G.FAST crosstalk, described according to bit distribution situation, by poll side
Formula judges whether the bit number of each subcarrier channel carrying of the successful port G.FAST of link setup under VDSL frequency range reaches
The step of preset standard includes:
By the bits proportion of each subcarrier channel carrying multiplied by the total bit number of the current port G.FAST, VDSL is counted
The bit number of each subcarrier channel carrying of the successful port G.FAST of link setup under frequency range；
Judge whether the bit number of each subcarrier channel carrying is more than or equal to preset bit number threshold by polling mode
Value, if so, judging that the subcarrier channel is up to standard, otherwise judges that the subcarrier channel is not up to standard.
The reduction reduces in the method for the port G.FAST crosstalk, and the preset bit number threshold value is 5.
The reduction reduces in the method for the port G.FAST crosstalk, includes that 2048 sons carry under each port G.FAST
Wave channel, the spacing in each subcarrier channel are 51.75KHz.
The reduction reduces in the method for the port G.FAST crosstalk, and the subcarrier channel has the carrying upper limit, described
The carrying upper limit is 12bit.
Preferably, the method that the reduction reduces the crosstalk of the port G.FAST further include:
Close all subcarrier channels of the port G.FAST of link setup failure under VDSL frequency range.
A kind of equipment reducing the crosstalk of the port G.FAST comprising: processor, memory and communication bus；
The computer-readable program that can be executed by the processor is stored on the memory；
The communication bus realizes the connection communication between processor and memory；
The processor realizes the reduction port G.FAST crosstalk as described above when executing the computer-readable program
Step in method.
A kind of computer readable storage medium, the computer-readable recording medium storage have one or more program,
One or more of programs can be executed by one or more processor, to realize the reduction port G.FAST as described above
Step in the method for crosstalk.
It is provided by the invention to reduce in the method for the port G.FAST crosstalk, equipment and storage medium, which comprises to obtain
Take the link setup state of the port ultra wide band copper wire access technology G.FAST, wherein the link setup state includes successfully and failing；Then
The bit distribution situation of the successful port G.FAST of each link setup is obtained by polling mode；Hereafter further according to bit distribution feelings
Condition judges the ratio of each subcarrier channel carrying of the successful port G.FAST of link setup under VDSL frequency range by polling mode
Whether special number reaches preset standard；Finally open bit number subcarrier channel up to standard, and the triggering when the port G.FAST goes offline
Close the operation in bit number subcarrier channel not up to standard.The present invention, which can be automatically closed, is disturbed serious TONE to improve route
Stability, promote the online experience of user；The TONE closed can be automatically turned in the case where crosstalk reduction again before, to mention
The link building rate for rising the port G.FAST, reduces the maintenance workload of operator, effectively reduces the cost of labor of operator.
Detailed description of the invention
Fig. 1 is the flow chart of the method provided by the invention for reducing the crosstalk of the port G.FAST.
Fig. 2 is the flow chart of the step S100 in the method provided by the invention for reducing the crosstalk of the port G.FAST.
Fig. 3 is the flow chart of the step S300 in the method provided by the invention for reducing the crosstalk of the port G.FAST.
Fig. 4 is the flow chart of a preferred embodiment of the method for the reduction port the G.FAST crosstalk that invention provides.
Fig. 5 is the running environment schematic diagram of the preferred embodiment for the program that the present invention reduces the crosstalk of the port G.FAST.
Fig. 6 is the functional block diagram of the system preferred embodiment for the program that present invention installation reduces the crosstalk of the port G.FAST.
Specific embodiment
It is closed and is opened by way of human configuration under the port G.FAST in view of equipment operator in the prior art
The disadvantages of serious or lesser TONE leads to the operation cost increase of operator is disturbed in VDSL frequency range, the purpose of the present invention exists
It, can be under the VDSL frequency range of the port G.FAST in providing a kind of link constructing method, equipment and storage medium for reducing the port G.FAST
TONE is control object, automatically turns on the TONE in the lesser situation of crosstalk, improves the stability and link building rate of route, subtracts
The cost of labor of few operator.
To make the purpose of the present invention, technical solution and effect clearer, clear and definite, right as follows in conjunction with drawings and embodiments
The present invention is further described.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to
Limit the present invention.
In addition, it should be noted that, description and claims of this specification and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The data used are interchangeable under appropriate circumstances, so that the embodiment of the present invention described herein can be in addition to scheming herein
Sequence other than those of showing or describe is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
In cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, device, product or equipment need not
Those of be limited to be clearly listed step or unit, but may include be not clearly listed or for these process, methods,
Other step or units of product or equipment inherently.
Referring to Fig. 1, the method provided by the invention for reducing the crosstalk of the port G.FAST, includes the following steps:
S100, the link setup state for obtaining the port ultra wide band copper wire access technology G.FAST, wherein the link setup state includes
Success and failure.
In the present embodiment, the port G.FAST is the user for supporting the communication equipment of ITU-TG.9700/G.9701 standard
Port, the port link setup mode be G.FAST mode, if the link setup state of the port G.FAST be failure, show the port by
It is logical then to need to close the subcarrier being disturbed under VDSL frequency range at this time in order to improve the stability of route for the interference of VDSL frequency range
Road (hereinafter referred to as TONE), if link setup state is successfully, to need to further determine whether to need to close under VDSL frequency range
TONE reduces crosstalk, and in general, the overlapped frequency bands of G.FAST route and VDSL route are 2.2MHz~30MHz.The step
The specific steps of rapid S100 are as shown in Figure 2.
Referring to Fig. 2, it is the flow chart of the step S100, include the following steps:
S101, the presence marker bit for reading the port ultra wide band copper wire access technology G.FAST, wherein described in threadiness
State marker bit includes 1 and 0；
S102, the port G.FAST for being 1 using presence marker bit will mark shape as the successful port G.FAST of link setup
G.FAST port of the port G.FAST that state position is 0 as link setup failure.
In the present embodiment, the equipment for reducing the crosstalk of the port G.FAST for convenience reads the link setup state of the port G.FAST,
Link setup state is indicated by the way of flag bit, the presence marker bit of the port G.FAST is read first, if described
Presence marker bit is 1 (port_online=1), then determines that the link setup state of the port G.FAST is success；If described
Presence marker bit is 0 (port_online=0), then determines the link setup state of the port G.FAST for failure.
Preferably, it when determining the link setup state of the port G.FAST to fail, closes the link setup under VDSL frequency range and loses
All subcarrier channels for the port G.FAST lost if the link setup state of the port G.FAST is failure, show in other words
It, at this time in order to avoid generating crosstalk, may be guaranteed the stability of route, need to close VDSL frequency range by the interference of VDSL frequency range
Under TONE.
S200, the bit distribution situation that the successful port G.FAST of each link setup is obtained by polling mode.
In the present embodiment, poll time be may be set according to actual conditions, and is such as set as within 10 minutes~6 hours
Any time point, the bit distribution situation of the port G.FAST are each subcarrier channel carrying under the port G.FAST
Bits proportion, since the bit number of subcarrier channel carrying is lower, the crosstalk generated is bigger, therefore the present invention is carried by judgement
The bit number of wave channel carrying determines whether to close the subcarrier channel, to reach the mesh for reducing crosstalk and guaranteeing track stability
's.
It preferably, include 2048 sub- carrier channels under each port G.FAST, the spacing in each subcarrier channel is
51.75KHz, each subcarrier channel have the carrying upper limit, and the carrying upper limit is 12bit.
S300, according to bit distribution situation, the successful end G.FAST of link setup under VDSL frequency range is judged by polling mode
Whether the bit number of each subcarrier channel carrying of mouth reaches preset standard.
In the present embodiment, poll time be may be set according to actual conditions, and is such as set as within 10 minutes~6 hours
Any time point, preset standard can also need setting one pre- bidding depending on practical communication situation before being judged
Standard, i.e. bit number threshold value, reaching bit number threshold value i.e. indicates up to standard, is otherwise determined as not up to standard.The step S300's is specific
Flow chart is as shown in Figure 3.
Referring to Fig. 3, it is the flow chart of the step S300, include the following steps:
The total bit number of S301, the bits proportion for carrying each subcarrier channel multiplied by the current port G.FAST, statistics
The bit number that each subcarrier channel of the successful port G.FAST of link setup carries under VDSL frequency range out；
S302, judge whether the bit number of each subcarrier channel carrying is more than or equal to preset bit by polling mode
Otherwise number threshold value judges that the subcarrier channel is not up to standard if so, judging that the subcarrier channel is up to standard.
Specifically, acquisition the subcarrier channel carrying bits proportion multiplied by the current port G.FAST total bit
Then it is compared by number with preset bit number threshold value again to get to the bit number of subcarrier channel carrying
Judge whether it is up to standard, it is preferred that the bit number threshold value is 5, and through overtesting, G.FAST line port is stablized under this threshold value
Property and link building rate it is lower, certainly, under other communication environments, other numerical value are also can be selected in the bit number threshold value, this
Invention does not limit this, if the bit number of subcarrier channel carrying is greater than or equal to 5, determines the subcarrier channel
The bit number of carrying is up to standard (up to standard, to show the smaller stabilization for not influencing route of the TONE crosstalk), otherwise the subcarrier channel
The bit number of carrying is not up to standard (up to standard, to show that the TONE crosstalk is larger).
S400, bit number subcarrier channel up to standard is opened, and triggering closes bit number not when the port G.FAST goes offline
The operation in subcarrier channel up to standard.
Specifically, for for bit number subcarrier channel up to standard, crosstalk is smaller, therefore the present invention is turned on coming
Improve the link building rate of the port G.FAST；For bit number subcarrier channel not up to standard, the crosstalk generated is larger, due to
The port G.FAST belonging to it is not immediately closed it in link setup success status in order to not influence user's normal use still,
Verifying, it carries out pre-shutdown processing, and when chain is fallen in the port G.FAST, just bit number subcarrier channel not up to standard is closed in triggering.
The present invention by obtain the port G.FAST VDSL frequency range under TONE carrying bit number, by calculate accordingly come
Judge the TONE crosstalk be it is larger or smaller, the TONE is closed if larger, the TONE is opened if smaller.Pass through
The method of this closing and unlatching TONE can improve the stability of route, while improve the online experience and satisfaction of user,
And the TONE can be automatically turned in the lesser situation of crosstalk, improve the link building rate of the route.This method can be reduced
The manual maintenance workload of operator increases effective workload of operator.
In order to better understand the present invention, carry out technical solution of the present invention below in conjunction with Fig. 4 to elaborate:
Step 1, the link setup state for obtaining the port G.FAST execute step 2 in the success of link setup mode bit, otherwise execute step
Rapid 3；
Step 2, the bit distribution situation for obtaining the successful port G.FAST of each link setup execute step 4 later；
Step 3, all subcarrier channels for closing the port G.FAST of link setup failure under VDSL frequency range；
The bit number of each subcarrier channel carrying of the port G.FAST under step 4, statistics VDSL frequency range；
Step 5 judges whether the bit number of subcarrier channel carrying is up to standard, if up to standard then follow the steps 6, otherwise executes
Step 7；
Step 6 opens the subcarrier channel up to standard；
Automatic trigger closes the operation in the subcarrier channel when step 7, the waiting port G.FAST go offline.
As shown in figure 5, the method based on above-mentioned reduction G.FAST port crosstalk, the present invention further correspondingly provides a kind of reduction
The equipment of the port G.FAST crosstalk, it is described reduce the crosstalk of the port G.FAST equipment can be mobile terminal, desktop PC,
Notebook, palm PC and server etc. calculate equipment.The equipment of reduction G.FAST port crosstalk includes processor 10, storage
Device 20 and display 30.Fig. 5 illustrates only the members for reducing the equipment of the port G.FAST crosstalk, it should be understood that
It is not required for implementing all components shown, the implementation that can be substituted is more or less component.
It deposits the inside that the memory 20 can be the equipment for reducing the crosstalk of the port G.FAST in some embodiments
Storage unit, such as reduce the hard disk or memory of the equipment of the port G.FAST crosstalk.The memory 20 is in further embodiments
It is also possible to the External memory equipment of the equipment for reducing the crosstalk of the port G.FAST, such as the reduction G.FAST port crosstalk
Equipment on the plug-in type hard disk that is equipped with, intelligent memory card (Smart Media Card, SMC), secure digital (Secure
Digital, SD) card, flash card (Flash Card) etc..Further, the memory 20 can also both include reducing
The internal storage unit of the equipment of the port G.FAST crosstalk also includes External memory equipment.The memory 20 is for storing installation
The port G.FAST is reduced in the application software and Various types of data of the equipment for reducing the crosstalk of the port G.FAST, such as the installation
The program code etc. of the equipment of crosstalk.The memory 20, which can be also used for temporarily storing, have been exported or will export
Data.In one embodiment, the program 40 for reducing the crosstalk of the port G.FAST, the port reduction G.FAST are stored on memory 20
The program 40 of crosstalk can be performed by processor 10, to realize the side of the reduction port the G.FAST crosstalk of each embodiment of the application
Method.
The processor 10 can be in some embodiments a central processing unit (Central Processing Unit,
CPU), microprocessor or other data processing chips, for running the program code stored in the memory 20 or processing number
According to, such as execute the method etc. for reducing the crosstalk of the port G.FAST.
The display 30 can be light-emitting diode display, liquid crystal display, touch-control liquid crystal display in some embodiments
And OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) touches device etc..The display 30 is used
In the information for being shown in the equipment for reducing the crosstalk of the port G.FAST and for showing visual user interface.The drop
The component 10-30 of the equipment of the low port G.FAST crosstalk is in communication with each other by system bus.
In one embodiment, when processor 10 executes the program 40 for reducing the crosstalk of the port G.FAST in the memory 20
It performs the steps of
Obtain the link setup state of the port ultra wide band copper wire access technology G.FAST, wherein the link setup state includes successfully
And failure；
The bit distribution situation of the successful port G.FAST of each link setup is obtained by polling mode；
According to bit distribution situation, the every of under the VDSL frequency range successful port G.FAST of link setup is judged by polling mode
Whether the bit number of one sub- carrier channel carrying reaches preset standard；
Bit number subcarrier channel up to standard is opened, and triggering closing bit number is not up to standard when the port G.FAST goes offline
The operation in subcarrier channel.
Further, the step of link setup state for obtaining the port ultra wide band copper wire access technology G.FAST includes:
Read the presence marker bit of the port ultra wide band copper wire access technology G.FAST, wherein the presence mark
Remember that position includes 1 and 0；
The port G.FAST for being 1 using presence marker bit is as the successful port G.FAST of link setup, by flag state position
For 0 the port G.FAST as link setup failure the port G.FAST.
Further, the bit distribution situation of the successful G.FAST of the link setup is each subcarrier under the port G.FAST
The bits proportion of channel carrying.
Further, described according to bit distribution situation, judge that link setup is successful under VDSL frequency range by polling mode
Bit number the step of whether reaching preset standard of each subcarrier channel carrying of the port G.FAST includes:
By the bits proportion of each subcarrier channel carrying multiplied by the total bit number of the current port G.FAST, VDSL is counted
The bit number of each subcarrier channel carrying of the successful port G.FAST of link setup under frequency range；
Judge whether the bit number of each subcarrier channel carrying is more than or equal to preset bit number threshold by polling mode
Value, if so, judging that the subcarrier channel is up to standard, otherwise judges that the subcarrier channel is not up to standard.
Further, the preset bit number threshold value is 5.
It further, include 2048 sub- carrier channels under each port G.FAST, the spacing in each subcarrier channel
For 51.75KHz.
Further, the subcarrier channel has the carrying upper limit, and the carrying upper limit is 12bit.
Preferably, reality is gone back when the processor 10 executes the program 40 for reducing the crosstalk of the port G.FAST in the memory 20
Existing following steps:
Close all subcarrier channels of the port G.FAST of link setup failure under VDSL frequency range.
Referring to Fig. 6, the function of the system preferred embodiment of its program for reducing the crosstalk of the port G.FAST for present invention installation
It can module map.In the present embodiment, the system that installation reduces the program of the port G.FAST crosstalk can be divided into one or more
A module, one or more of modules are stored in the memory 20, and by one or more processors (this implementation
Example is the processor 10) it is performed, to complete the present invention.For example, installation reduces the journey of the port G.FAST crosstalk in Fig. 6
The system of sequence can be divided into link setup state reading module 21, bit distribution situation obtains module 22, judgment module 23 and son
Carrier channel control module 24.The so-called module of the present invention is the series of computation machine program instruction for referring to complete specific function
Section reduces setting for the port G.FAST crosstalk described more suitable for describing the program for reducing the crosstalk of the port G.FAST than program
Implementation procedure in standby.The function of the module 21-24 will specifically be introduced by being described below.
Link setup state reading module 21, for obtaining the link setup state of the port ultra wide band copper wire access technology G.FAST,
In, the link setup state includes successfully and failing；
Bit distribution situation obtains module 22, for obtaining the successful port G.FAST of each link setup by polling mode
Bit distribution situation；
Judgment module 23, for judging the link setup success under VDSL frequency range by polling mode according to bit distribution situation
The port G.FAST each subcarrier channel carrying bit number whether reach preset standard；
Subcarrier channel control module 24 is fallen for opening bit number subcarrier channel up to standard, and in the port G.FAST
The operation in bit number subcarrier channel not up to standard is closed in triggering when line.
The link setup state reading module 21 specifically includes:
Status indication position reading unit, the presence for reading the port ultra wide band copper wire access technology G.FAST mark
Position, wherein the presence marker bit includes 1 and 0；
Link setup state judging unit, for presence marker bit is successful as link setup for 1 port G.FAST
The port G.FAST, the port G.FAST for being 0 using flag state position is as the port G.FAST of link setup failure.
Preferably, the bit distribution situation of the successful G.FAST of the link setup is that each subcarrier is logical under the port G.FAST
The bits proportion of road carrying.
The judgment module 23 specifically includes:
Bit number computing unit, the bits proportion for carrying each subcarrier channel is multiplied by the current port G.FAST
Total bit number counts the bit number of each subcarrier channel carrying of the successful port G.FAST of link setup under VDSL frequency range；
Bit number judging unit up to standard, for judged by polling mode the carrying of each subcarrier channel bit number whether
More than or equal to preset bit number threshold value, if so, judging that the subcarrier channel is up to standard, otherwise judge that the subcarrier channel does not reach
Mark.
Wherein, the preset bit number threshold value is 5.
It preferably, include 2048 sub- carrier channels under each port G.FAST, the spacing in each subcarrier channel is
51.75KHz。
Preferably, the subcarrier channel has the carrying upper limit, and the carrying upper limit is 12bit.
Preferably, the system that installation reduces the program of the port G.FAST crosstalk further include:
Channel closedown module, all subcarriers for closing the port G.FAST of link setup failure under VDSL frequency range are logical
Road.
In conclusion in the method provided by the invention for reducing the crosstalk of the port G.FAST, equipment and storage medium, the side
Method include: obtain the port ultra wide band copper wire access technology G.FAST link setup state, wherein the link setup state include successfully with
Failure；Then the bit distribution situation of the successful port G.FAST of each link setup is obtained by polling mode；Hereafter further according to
Bit distribution situation judges that each subcarrier of the successful port G.FAST of link setup under VDSL frequency range is logical by polling mode
Whether the bit number of road carrying reaches preset standard；Bit number subcarrier channel up to standard is finally opened, and in the port G.FAST
The operation in bit number subcarrier channel not up to standard is closed in triggering when going offline.The present invention, which can be automatically closed, is disturbed serious TONE
The stability of route is improved, promotes the online experience of user；It is closed can be automatically turned in the case where crosstalk reduction again before
TONE, the link building rate of the port Lai Tisheng G.FAST reduces the maintenance workload of operator, effectively reduces the people of operator
Work cost.
Certainly, those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method,
It is that related hardware (such as processor, controller etc.) can be instructed to complete by computer program, the program can store
In a computer-readable storage medium, which may include the process such as above-mentioned each method embodiment when being executed.Its
Described in storage medium can be for memory, magnetic disk, CD etc..
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of method for reducing the crosstalk of the port G.FAST, which comprises the steps of:
Obtain the link setup state of the port ultra wide band copper wire access technology G.FAST, wherein the link setup state includes successfully and losing
It loses；
The bit distribution situation of the successful port G.FAST of each link setup is obtained by polling mode；
According to bit distribution situation, each of under the VDSL frequency range successful port G.FAST of link setup is judged by polling mode
Whether the bit number of subcarrier channel carrying reaches preset standard；
Bit number subcarrier channel up to standard is opened, and bit number load not up to standard is closed in triggering when the port G.FAST goes offline
The operation in wave channel.
2. the method according to claim 1 for reducing the crosstalk of the port G.FAST, which is characterized in that the acquisition ultra wide band copper
The step of link setup state of the port line access technology G.FAST includes:
Read the presence marker bit of the port ultra wide band copper wire access technology G.FAST, wherein the presence marker bit
Including 1 and 0；
Flag state position is 0 as the successful port G.FAST of link setup by the port G.FAST for being 1 using presence marker bit
G.FAST port of the port G.FAST as link setup failure.
3. the method according to claim 1 for reducing the crosstalk of the port G.FAST, which is characterized in that the link setup is successful
The bit distribution situation of G.FAST is the bits proportion of each subcarrier channel carrying under the port G.FAST.
4. the method according to claim 3 for reducing the crosstalk of the port G.FAST, which is characterized in that described according to bit distribution
Situation judges each subcarrier channel carrying of the successful port G.FAST of link setup under VDSL frequency range by polling mode
The step of whether bit number reaches preset standard include:
By the bits proportion of each subcarrier channel carrying multiplied by the total bit number of the current port G.FAST, VDSL frequency range is counted
The bit number of each subcarrier channel carrying of the lower successful port G.FAST of link setup；
Judge whether the bit number of each subcarrier channel carrying is more than or equal to preset bit number threshold value by polling mode, if
It is then to judge that the subcarrier channel is up to standard, otherwise judges that the subcarrier channel is not up to standard.
5. the method according to claim 4 for reducing the crosstalk of the port G.FAST, which is characterized in that the preset bit number
Threshold value is 5.
6. the method according to claim 5 for reducing the crosstalk of the port G.FAST, which is characterized in that each port G.FAST
It down include 2048 sub- carrier channels, the spacing in each subcarrier channel is 51.75KHz.
7. the method according to claim 6 for reducing the crosstalk of the port G.FAST, which is characterized in that the subcarrier channel tool
There is the carrying upper limit, the carrying upper limit is 12bit.
8. the method according to claim 1 for reducing the crosstalk of the port G.FAST, which is characterized in that further include:
Close all subcarrier channels of the port G.FAST of link setup failure under VDSL frequency range.
9. a kind of equipment for reducing the crosstalk of the port G.FAST characterized by comprising processor, memory and communication bus；
The computer-readable program that can be executed by the processor is stored on the memory；
The communication bus realizes the connection communication between processor and memory；
The processor realizes the reduction as described in claim 1-8 any one when executing the computer-readable program
Step in the method for the port G.FAST crosstalk.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage have one or
Multiple programs, one or more of programs can be executed by one or more processor, to realize that claim 1-8 such as appoints
Step in the method for the reduction port G.FAST crosstalk described in meaning one.
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