CN106162385A - The method and apparatus controlling the running status of channel end - Google Patents
The method and apparatus controlling the running status of channel end Download PDFInfo
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- CN106162385A CN106162385A CN201510188659.9A CN201510188659A CN106162385A CN 106162385 A CN106162385 A CN 106162385A CN 201510188659 A CN201510188659 A CN 201510188659A CN 106162385 A CN106162385 A CN 106162385A
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Abstract
The present invention provides the method and apparatus of a kind of running status controlling channel end；Described method, including: when EPON TWDM PON based on time-division and wavelength-division multiplex includes multiple optical line terminal OLT channel end, an OLT channel end obtains for controlling the switching command that running status switches；The running status of a described OLT channel end, according to described switching command, is switched over by a described OLT passage, and wherein said running status includes power save mode and duty.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of running status controlling channel end method and
Device.
Background technology
Development along with network technology, it is possible to use the industry such as network transmission substantial amounts of voice, data, video
Business, therefore the requirement to bandwidth improves constantly, EPON (Passive Optical Network, PON)
Produce under this demand.The topological structure of PON system is as it is shown in figure 1, PON system is usual
By the optical line terminal (Optical Line Terminal, OLT) of office side, the optical network unit of user side
(Optical Network Unit, ONU) and Optical Distribution Network (Optical Distribution Network,
ODN) composition, generally uses point-to-multipoint network structure.ODN by single-mode fiber and optical branching device,
The Passive Optical Components compositions such as optical connector, provide optical transport matchmaker for the physical connection between OLT and ONU
Matter.
Further increase along with bandwidth demand, it is proposed that TWDM PON (Time-and
Wavelength-Division Multiplexed PON, based on time-division and the EPON of wavelength-division multiplex)
System, its topological structure is as in figure 2 it is shown, have an OLT, light distributed network in TWDM PON
Network and multiple ONU, each OLT has multiple OLT channel end.TWDM PON have many
Individual TWDM PON passage, each OLT channel end and one group of ONU are operated in a TWDM
On PON passage, each TWDM PON passage include a downstream wavelength passage and one or more
Upstream wavelength passage.On each TWDM PON passage, an OLT channel end manages one group of ONU,
One group of ONU is identical for the upstream wavelength sending upstream data, and receives the down going wave of downlink data
Long the most identical, the different ONU in described one group of ONU transmit upstream data by time-multiplexed mode.
The downstream wavelength of different TWDM PON passages is different, and the often group ONU of different OLT management uses
Upstream wavelength is the most different.Each ONU sends up according to the order of OLT in specific ascending time slot
Data.It addition, in order to realize load balancing, energy-conservation and reduce the reason such as stock group of ONU, TWDM
Transmission wavelength and the reception wavelength of the ONU in PON system can tune, and OLT can order
ONU tunes operation wavelength, during therefore ONU can be operated in any one TWDM PON passage.
Transmission demand according to business datum, OLT can configure OLT channel end and communicate with ONU.?
When having multiple OLT channel end in TWDM PON, how OLT channel end is in this system
When the portfolio of PON is less, OLT can only open part OLT channel end for
Communicate with ONU, and close the optical module of one or more OLT channel end, make part
OLT channel end enters power save mode.When the portfolio of PON is more, OLT needs to increase
Opening section OLT channel end so that it is enter into duty from power save mode.Prior art does not has
Above-mentioned OLT is provided to enter the energy-conservation and method of state of resuming work.
Summary of the invention
The present invention provides the method and apparatus of a kind of running status controlling channel end, technology to be solved
Problem is.
For solving above-mentioned technical problem, the technical scheme is that
A kind of method of the running status controlling channel end, including:
Include that multiple optical link is eventually at EPON TWDM PON based on time-division and wavelength-division multiplex
During end OLT channel end, an OLT channel end obtains for controlling what running status switched
Switching command；
A described OLT passage is according to described switching command, the fortune to a described OLT channel end
Row state switches over, and wherein said running status includes power save mode and duty.
Wherein, a described OLT channel end obtains the switching command of running status, including:
A described OLT channel end receives entrance power save mode or the entrance duty that OLT sends
Switching command；Or,
Described oneth OLT channel end receive the 2nd OLT channel end send entrance power save mode or
Enter the switching command of duty；Or,
A described OLT channel end detects that the data volume of the business datum needing transmission reduces or is
Zero, it is generated into the switching command of power save mode.
Wherein, a described OLT passage is according to described switching command, to a described OLT passage eventually
The running status of end switches over, including:
If the transmission demand that the data volume that described switching command is the business datum transmitted as required reduces
Information generates, and the most described OLT channel end enters to described 2nd OLT channel end request
Power save mode, and by need be tuned to the light of TWDM PON passage corresponding to the 2nd OLT channel end
NE ONU transmission convergence layer configuration information is sent to described 2nd OLT channel end；
Power save mode is entered at agreement the oneth OLT receiving described 2nd OLT channel end transmission
After message, a described OLT channel end enters power save mode.
Wherein, whether described 2nd OLT channel end agrees to that an OLT channel end enters energy-conservation shape
State, including:
The ONU transmission that described 2nd OLT channel end sends according to a described OLT channel end
Convergence-level configuration information, for institute on the TWDM PON passage of described 2nd OLT channel end management
State ONU corresponding to an OLT channel end and distribute bandwidth；
Described 2nd OLT channel end is after completing bandwidth distribution, it may be judged whether receive new ONU
Self-administered TWDM PON passage sends uplink frame；
If described 2nd OLT channel end receives new ONU at self-administered TWDM
Send uplink frame on PON passage, then agree to that an OLT channel end enters power save mode.
Wherein, a described OLT passage is according to described switching command, to a described OLT passage eventually
The running status of end switches over, including:
Generate if described switching command is the transmission demand information that business datum is zero transmitted as required
, the most described OLT channel end enters power save mode, and to described 2nd OLT channel end
Send an OLT channel end and enter the information of power save mode.
Wherein, a described OLT passage is according to described switching command, to a described OLT passage eventually
The running status of end switches over, including:
If the data volume that described switching command is the business datum transmitted as required increases or TWDM
The information that PON passage breaks down generates, and the most described OLT channel end enters duty,
And receive be tuned to the ONU transmission of TWDM PON passage corresponding to a described OLT channel end
Convergence-level configuration information, and utilize the ONU transmission convergence layer configuration information received to perform bandwidth distribution
Operation.
A kind of device of the running status controlling channel end, including:
Acquisition module, for including at EPON TWDM PON based on time-division and wavelength-division multiplex
During multiple optical line terminal OLT channel end, obtain the switching switched for controlling running status and refer to
Order；
Control module, for according to described switching command, the operation shape to a described OLT channel end
State switches over, and wherein said running status includes power save mode and duty.
Wherein, described acquisition module specifically for:
Receive the entrance power save mode that OLT sends or the switching command entering duty；Or,
The switching entering power save mode or entrance duty receiving the 2nd OLT channel end transmission refers to
Order；Or,
Detect need transmission business datum data volume reduce or be zero, be generated into power save mode
Switching command.
Wherein, described control module includes:
Transmitting element, if being used for the data volume that described switching command is the business datum transmitted as required
The transmission demand information reduced generates, then enter energy-conservation shape to described 2nd OLT channel end request
State, and by need be tuned to the optical-fiber network list of TWDM PON passage corresponding to the 2nd OLT channel end
Unit's ONU transmission convergence layer configuration information is sent to described 2nd OLT channel end；
Control unit, for receiving agreement the oneth OLT that described 2nd OLT channel end sends
After entering the message of power save mode, a described OLT channel end enters power save mode.
Wherein, described control module specifically for:
If described switching command is the transmission demand that data volume is zero of the business datum transmitted as required
Information generates, then enter power save mode, and send an OLT to described 2nd OLT channel end
Channel end enters the information of power save mode.
Wherein, described control module specifically for:
If the data volume that described switching command is the business datum transmitted as required increases or TWDM
Information that PON passage breaks down generates, then enter duty, and receive be tuned to described first
The ONU transmission convergence layer configuration information of the TWDM PON passage that OLT channel end is corresponding, and profit
Bandwidth batch operation is performed with the ONU transmission convergence layer configuration information received.
The present invention provides embodiment, by obtaining switching command, controls the operation of an OLT channel end
The change of state, it is achieved the energy-conservation and balance of guarantee data transmission.
Accompanying drawing explanation
Fig. 1 is the structure chart of EPON of the prior art；
Fig. 2 is the topological diagram of TWDN PON in prior art；
The flow chart of the method for the running status controlling channel end that Fig. 3 provides for the present invention；
The structural representation of the device of the running status controlling channel end that Fig. 4 provides for the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing and concrete
The present invention is described in further detail for embodiment.It should be noted that in the case of not conflicting,
Embodiment in the application and the feature in embodiment can mutual combination in any.
The flow chart of the method for the running status controlling channel end that Fig. 3 provides for the present invention.Fig. 3 institute
Show method, including:
Step 301, when TWDM PON system includes multiple OLT channel end, an OLT
Channel end obtains for controlling the switching command that running status switches；
A described OLT, according to described switching command, is led to by step 302, a described OLT passage
The running status of road terminal switches over, and wherein said running status includes power save mode and duty.
The embodiment of the method that the present invention provides, by obtaining switching command, controls an OLT channel end
The change of running status, it is achieved energy-conservation and ensure the balance of data transmission.
Below said method is described further:
Wherein, a described OLT channel end obtains the switching command of running status, including:
Mode one: a described OLT channel end receives entrance power save mode or the entrance that OLT sends
The switching command of duty；
Concrete, OLT increases or part PON in the data volume business datum needing transmission being detected
When passage breaks down, OLT notice enters an OLT channel end of power save mode and is switched to work
State；OLT reduces in the data volume business datum needing transmission being detected, then OLT notice enters
Oneth OLT channel end of duty is switched to power save mode.
Mode two: a described OLT channel end receives the energy-conservation shape of entrance that the 2nd OLT passage sends
State or the switching command of entrance duty；
Concrete, the 2nd OLT passage increase in the data volume business datum needing transmission being detected or
When part PON passage breaks down, the 2nd OLT passage notice enters an OLT of power save mode and leads to
Road terminal is switched to duty；2nd OLT passage is detecting the data of the business datum needing transmission
Amount reduces, then an OLT channel end of the 2nd OLT passage notice entrance duty is switched to joint
Can state.
Mode three: a described OLT channel end detects that the data volume of the business datum needing transmission subtracts
Less or be zero, it is generated into the switching command of power save mode.
As seen from the above, waking up instruction up can be by external reception, such as OLT or other OLT passages eventually
End sends, it is also possible to produced by self.
In a kind of embodiment that the present invention provides, a described OLT passage refers to according to described switching
Order, switches over the running status of a described OLT channel end, including:
If the transmission demand that the data volume that described switching command is the business datum transmitted as required reduces
Information generates, and the most described OLT channel end enters to described 2nd OLT channel end request
Power save mode, and by need be tuned to corresponding based on time-division and the wavelength-division multiplex of the 2nd OLT channel end
The ONU transmission convergence layer configuration information of EPON TWDM PON passage is sent to described second
OLT channel end；
Power save mode is entered at agreement the oneth OLT receiving described 2nd OLT channel end transmission
After message, a described OLT channel end enters power save mode.
Concrete, when the quantity that an OLT channel end detects business datum reduces, i.e. this first
When OLT channel end still has business datum not send, in order to ensure to enter at an OLT channel end
After power save mode, do not affect the data transmission of ONU corresponding to an OLT channel end, by inciting somebody to action
ONU transmission convergence layer configuration information is sent to the 2nd OLT channel end so that the 2nd OLT passage is eventually
End has continued the data transfer task that an OLT passage is not fully complete, and leads to receiving the 2nd OLT
After road terminal is agreed to replace an OLT channel end to continue data transfer task, enter back into energy-conservation shape
State, thus realize energy-conservation on the premise of, it is ensured that the transmission of the seriality of data.
Wherein, whether described 2nd OLT channel end agrees to that an OLT channel end enters energy-conservation shape
State, including:
The ONU transmission that described 2nd OLT channel end sends according to a described OLT channel end
Convergence-level configuration information, for institute on the TWDM PON passage of described 2nd OLT channel end management
State ONU corresponding to an OLT channel end and distribute bandwidth；
Described 2nd OLT channel end is after completing bandwidth distribution, it may be judged whether receive new ONU
Uplink frame is sent to self-administered TWDM PON passage；
If described 2nd OLT channel end receives new ONU at self-administered TWDM
Send uplink frame on PON passage, then agree to that an OLT channel end enters power save mode.
Concrete, described 2nd OLT channel end is in described 2nd OLT channel end management
After on TWDM PON passage being the ONU distribution bandwidth that a described OLT channel end is corresponding, complete
Become to replace an OLT channel end to continue the preparation of transmission data, if can receive original with the
The ONU that one OLT channel end communicates sends on self-administered TWDM PON passage
Row frame, represents and it can be replaced to complete the transmission of follow-up data, then allow an OLT channel end to enter
Power save mode, otherwise, refusal the oneth OLT channel end enters power save mode.
Foregoing is to illustrate, with upper during the data volume minimizing for the business datum needing transmission
Stating unlike situation, the data volume to the business datum needing transmission is that situation when zero is said below
Bright:
If described switching command is the transmission demand that data volume is zero of the business datum transmitted as required
Information generates, and the most described OLT channel end enters power save mode, and to described 2nd OLT
Channel end sends an OLT channel end and enters the information of power save mode.
Concrete, when the quantity that an OLT channel end detects business datum is zero, i.e. this first
OLT channel end does not has business datum to need to send, the whether dormancy of the i.e. the oneth OLT channel end, no
Can transmit to the data of corresponding ONU and impact, therefore, an OLT channel end can be straight
Tap into row power save mode, and inform other this information of OLT channel end.
The switching that oneth OLT channel end is switched to power save mode above is illustrated, below to
One OLT channel end is switched to the switching of duty and illustrates:
Wherein, a described OLT passage is according to described switching command, to a described OLT passage eventually
The running status of end switches over, including:
If the data volume that described switching command is the business datum transmitted as required increases or TWDM
The information that PON passage breaks down generates, and the most described OLT channel end enters duty,
And receive be tuned to the ONU transmission of TWDM PON passage corresponding to a described OLT channel end
Convergence-level configuration information, and utilize the ONU transmission convergence layer configuration information received to perform bandwidth distribution
Operation.
Wherein, this switching command can obtain in the following way, including:
A described OLT channel end receives the switching command entering power save mode that OLT sends；
Concrete, OLT increases or part PON in the data volume business datum needing transmission being detected
When passage breaks down, OLT notice enters the OLT channel end of power save mode and is switched to duty；
Or,
A described OLT channel end receives entrance power save mode or the entrance that the 2nd OLT passage sends
The switching command of duty；
Concrete, the 2nd OLT passage increases in the data volume business datum needing transmission being detected, the
Two OLT passage notices enter an OLT channel end of power save mode and are switched to duty.
In above-mentioned flow process, by obtaining ONU transmission convergence layer configuration information, and utilize and receive
ONU transmission convergence layer configuration information performs bandwidth batch operation, utilizes the bandwidth of distribution and the logical of ONU
Letter, it is achieved the purpose of data transmission, effectively reduces the transmission pressure of data in network.
It is described further as said method with four examples below:
Example one
In TWDM PON, when an OLT channel end of OLT detects currently
The business needing transmission on TWDM PON passage reduces or is zero, or current TWDM PON
Passage breaks down, and the different OLT channel ends of OLT use following mechanism realize energy-conservation and enter joint
The mechanism that wakes up up of the OLT channel end of energy:
Step 1: a described OLT channel end is when detecting that the business needing transmission reduces, logical
Know that other described 2nd OLT channel end oneself request enters power save mode, and will need be tuned to the
The ONU transmission convergence layer configuration information of the TWDM PON passage that two OLT channel ends are corresponding sends
To described 2nd OLT channel end.
Step 2: if described 2nd OLT channel end can receive new ONU and be registered to oneself management
TWDM PON passage, then reply an OLT channel end can enter power save mode.
Step 3: after an OLT channel end receives the acceptance message of the 2nd OLT channel end, enter
Enter power save mode, and notify all of OLT channel end in TWDM PON, oneself enter into energy-conservation
State.
Step 4: when OLT channel end arbitrary in TWDM PON judges to need in PON system
When the data volume of the business datum of transmission increases or part TWDM PON passage breaks down, send
The OLT passage that wakeup message enters power save mode to a described OLT channel end, notice is whole
End returns to duty.
Step 5: after a described OLT channel end receives the wakeup message of other OLT channel ends,
Return to duty, and notify that every other OLT channel end oneself enters duty.
Judgement PON system in step 6:TWDM PON needs the data of the business datum of transmission
The OLT channel end that amount increases by need be tuned to TWDM corresponding to a described OLT channel end
The ONU transmission convergence layer configuration information of PON passage is sent to a described OLT channel end.
Step 7: a described OLT channel end receives after the information of step 6 immediately to above-mentioned ONU
Distribution upstream bandwidth.
Example 2:
In TWDM PON, when an OLT channel end of OLT detects currently
The business needing transmission on TWDM PON passage is zero, under the different OLT channel ends of OLT use
The mechanism of stating realizes the mechanism that wakes up up that is energy-conservation and that enter energy-conservation OLT channel end:
Step 1: a described OLT channel end is zero the business needing transmission being detected, notice
Other described oneself power save mode to be entered of 2nd OLT channel end, and immediately enter power save mode,
And notifying all of OLT channel end in TWDM PON, oneself enters into power save mode.
Step 2: when OLT channel end arbitrary in TWDM PON judges to need in PON system
When the data volume of the business datum of transmission increases or part TWDM PON passage breaks down, send
The OLT passage that wakeup message enters power save mode to a described OLT channel end, notice is whole
End returns to duty.
Step 3: after a described OLT channel end receives the wakeup message of other OLT channel ends,
Return to duty, and notify that every other OLT channel end oneself enters duty.
Judgement PON system in step 4:TWDM PON needs the data of the business datum of transmission
The OLT channel end that amount increases by need be tuned to TWDM corresponding to a described OLT channel end
The ONU transmission convergence layer configuration information of PON passage is sent to a described OLT channel end.
Step 5: a described OLT channel end receives after the information of step 6 immediately to above-mentioned ONU
Distribution upstream bandwidth.
Example 3
In TWDM PON, when an OLT channel end of OLT detects currently
The business needing transmission on TWDM PON passage reduces or is zero, or current TWDM PON
Passage breaks down, and the different OLT channel ends of OLT use following mechanism realize energy-conservation and enter joint
The mechanism that wakes up up of the OLT channel end of energy:
Step 1: a described OLT channel end is when detecting that the business needing transmission reduces, logical
Know other described oneself power save mode to be entered of 2nd OLT channel end, and will need be tuned to second
The ONU transmission convergence layer configuration information of the TWDM PON passage that OLT channel end is corresponding is sent to
Described 2nd OLT channel end.
Step 2: if described 2nd OLT channel end can receive new ONU and be registered to oneself management
TWDM PON passage, then reply an OLT channel end can enter power save mode.
Step 3: after an OLT channel end receives the acceptance message of the 2nd OLT channel end, enter
Enter power save mode, and notify all of OLT channel end in TWDM PON, oneself enter into energy-conservation
State.
Step 4: when OLT channel end arbitrary in TWDM PON judges have in PON system newly
ONU when needing registration, send wakeup message to a described OLT channel end, notice enters joint
Oneth OLT channel end of energy state returns to duty, and notifies that this OLT channel end is at it
Open log-in window on corresponding TWDM PON passage.
Step 5: after a described OLT channel end receives the wakeup message of other OLT channel ends,
Return to duty, and open log-in window on the TWDM PON passage of oneself correspondence.
Example four
In TWDM PON, when an OLT channel end of OLT detects currently
The business needing transmission on TWDM PON passage reduces or is zero, or current TWDM PON
Passage breaks down, and the different OLT channel ends of OLT use following mechanism realize energy-conservation and enter joint
The mechanism that wakes up up of the OLT channel end of energy:
Step 1: a described OLT channel end is when detecting that the business needing transmission reduces, logical
Know other described oneself power save mode to be entered of 2nd OLT channel end, and will need be tuned to second
The ONU transmission convergence layer configuration information of the TWDM PON passage that OLT channel end is corresponding is sent to
Described 2nd OLT channel end.
Step 2: if described 2nd OLT channel end can receive new ONU and be registered to oneself management
TWDM PON passage, then reply an OLT channel end can enter power save mode.
Step 3: after an OLT channel end receives the acceptance message of the 2nd OLT channel end, enter
Enter power save mode, and notify all of OLT channel end in TWDM PON, oneself enter into energy-conservation
State.
Step 4: when OLT channel end arbitrary in TWDM PON judges have in PON system
When TWDM PON passage breaks down, transmission wakeup message is to a described OLT channel end, logical
Know that the OLT channel end entering power save mode returns to duty.
Step 5: after a described OLT channel end receives the wakeup message of other OLT channel ends,
Return to duty, and notify that every other OLT channel end oneself enters duty.
Step 6: judge that the OLT passage having TWDM PON passage to break down in PON system is whole
Hold and the ONU transmission convergence layer configuration information of corresponding fault TWDM PON passage is sent to described the
One OLT channel end.
Step 7: a described OLT channel end receives after the information of step 6 immediately to above-mentioned ONU
Distribution upstream bandwidth.
In sum, use the method for the present invention that the OLT channel end of entrance power save mode can be made to need
Recover to communicate with ONU rapidly during duty to be entered, achieve in the case of ensureing network quality
PON system energy-conservation.
The structural representation of the device of the running status controlling channel end that Fig. 4 provides for the present invention.Figure
4 shown devices, including:
Acquisition module 401, for when TWDM PON includes multiple OLT channel end, obtains and uses
In controlling the switching command that running status switches；
Control module 402, for according to described switching command, the fortune to a described OLT channel end
Row state switches over, and wherein said running status includes power save mode and duty.
Wherein, described acquisition module 402 specifically for:
Receive the entrance power save mode that OLT sends or the switching command entering duty；Or,
The switching entering power save mode or entrance duty receiving the 2nd OLT channel end transmission refers to
Order；Or,
Detect need transmission business datum data volume reduce or be zero, be generated into power save mode
Switching command.
Wherein, described control module 402 includes:
Transmitting element, if being used for the data volume that described switching command is the business datum transmitted as required
The transmission demand information reduced generates, then enter energy-conservation shape to described 2nd OLT channel end request
State, and by need be tuned to the optical-fiber network list of TWDM PON passage corresponding to the 2nd OLT channel end
Unit's ONU transmission convergence layer configuration information is sent to described 2nd OLT channel end；
Control unit, for receiving agreement the oneth OLT that described 2nd OLT channel end sends
After entering the message of power save mode, a described OLT channel end enters power save mode.
Wherein, described control module 402 specifically for:
If described switching command is the transmission demand that data volume is zero of the business datum transmitted as required
Information generates, then enter power save mode, and send an OLT to described 2nd OLT channel end
Channel end enters the information of power save mode.
Wherein, described control module 402 specifically for:
If the data volume that described switching command is the business datum transmitted as required increases or TWDM
Information that PON passage breaks down generates, then enter duty, and receive be tuned to described first
The ONU transmission convergence layer configuration information of the TWDM PON passage that OLT channel end is corresponding, and profit
Bandwidth batch operation is performed with the ONU transmission convergence layer configuration information received.
The device that the present invention provides, by obtaining switching command, controls the operation of an OLT channel end
The change of state, it is achieved the energy-conservation and balance of guarantee data transmission.
One of ordinary skill in the art will appreciate that all or part of step of above-described embodiment can make to use tricks
Calculation machine program circuit realizes, and described computer program can be stored in a computer-readable recording medium,
Described computer program performs (such as system, unit, device etc.) on corresponding hardware platform,
Upon execution, including one or a combination set of the step of embodiment of the method.
Alternatively, all or part of step of above-described embodiment can also use integrated circuit to realize, this
A little steps can be fabricated to integrated circuit modules one by one respectively, or by the multiple modules in them or
Step is fabricated to single integrated circuit module and realizes.So, the present invention is not restricted to any specific hard
Part and software combine.
Each device/functional module/functional unit in above-described embodiment can use general calculating device
Realizing, they can concentrate on single calculating device, it is also possible to is distributed in multiple calculating device institutes group
On the network become.
Each device/functional module/functional unit in above-described embodiment realizes with the form of software function module
And during as independent production marketing or use, can be stored in a computer read/write memory medium.
Computer read/write memory medium mentioned above can be read only memory, disk or CD etc..
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art, can be easily in the technical scope that the invention discloses
Expect change or replace, all should contain within protection scope of the present invention.Therefore, the protection of the present invention
Scope should be as the criterion with the protection domain described in claim.
Claims (11)
1. the method for the running status controlling channel end, it is characterised in that including:
Include that multiple optical link is eventually at EPON TWDM PON based on time-division and wavelength-division multiplex
During end OLT channel end, an OLT channel end obtains for controlling what running status switched
Switching command；
A described OLT passage is according to described switching command, the fortune to a described OLT channel end
Row state switches over, and wherein said running status includes power save mode and duty.
Method the most according to claim 1, it is characterised in that a described OLT channel end
Obtain the switching command of running status, including:
A described OLT channel end receives entrance power save mode or the entrance duty that OLT sends
Switching command；Or,
Described oneth OLT channel end receive the 2nd OLT channel end send entrance power save mode or
Enter the switching command of duty；Or,
A described OLT channel end detects that the data volume of the business datum needing transmission reduces or is
Zero, it is generated into the switching command of power save mode.
Method the most according to claim 1, it is characterised in that a described OLT passage according to
Described switching command, switches over the running status of a described OLT channel end, including:
If the transmission demand that the data volume that described switching command is the business datum transmitted as required reduces
Information generates, and the most described OLT channel end enters to described 2nd OLT channel end request
Power save mode, and by need be tuned to the light of TWDM PON passage corresponding to the 2nd OLT channel end
NE ONU transmission convergence layer configuration information is sent to described 2nd OLT channel end；
Power save mode is entered at agreement the oneth OLT receiving described 2nd OLT channel end transmission
After message, a described OLT channel end enters power save mode.
Method the most according to claim 3, it is characterised in that described 2nd OLT channel end
Whether agree to that an OLT channel end enters power save mode, including:
The ONU transmission that described 2nd OLT channel end sends according to a described OLT channel end
Convergence-level configuration information, for institute on the TWDM PON passage of described 2nd OLT channel end management
State ONU corresponding to an OLT channel end and distribute bandwidth；
Described 2nd OLT channel end is after completing bandwidth distribution, it may be judged whether receive new ONU
Self-administered TWDM PON passage sends uplink frame；
If described 2nd OLT channel end receives new ONU at self-administered TWDM
Send uplink frame on PON passage, then agree to that an OLT channel end enters power save mode.
Method the most according to claim 1, it is characterised in that a described OLT passage according to
Described switching command, switches over the running status of a described OLT channel end, including:
Generate if described switching command is the transmission demand information that business datum is zero transmitted as required
, the most described OLT channel end enters power save mode, and to described 2nd OLT channel end
Send an OLT channel end and enter the information of power save mode.
Method the most according to claim 1, it is characterised in that a described OLT passage according to
Described switching command, switches over the running status of a described OLT channel end, including:
If the data volume that described switching command is the business datum transmitted as required increases or TWDM
The information that PON passage breaks down generates, and the most described OLT channel end enters duty,
And receive be tuned to the ONU transmission of TWDM PON passage corresponding to a described OLT channel end
Convergence-level configuration information, and utilize the ONU transmission convergence layer configuration information received to perform bandwidth distribution
Operation.
7. the device of the running status controlling channel end, it is characterised in that including:
Acquisition module, for including at EPON TWDM PON based on time-division and wavelength-division multiplex
During multiple optical line terminal OLT channel end, obtain the switching switched for controlling running status and refer to
Order；
Control module, for according to described switching command, the operation shape to a described OLT channel end
State switches over, and wherein said running status includes power save mode and duty.
Device the most according to claim 7, it is characterised in that described acquisition module specifically for:
Receive the entrance power save mode that OLT sends or the switching command entering duty；Or,
The switching entering power save mode or entrance duty receiving the 2nd OLT channel end transmission refers to
Order；Or,
Detect need transmission business datum data volume reduce or be zero, be generated into power save mode
Switching command.
Device the most according to claim 7, it is characterised in that described control module includes:
Transmitting element, if being used for the data volume that described switching command is the business datum transmitted as required
The transmission demand information reduced generates, then enter energy-conservation shape to described 2nd OLT channel end request
State, and by need be tuned to the optical-fiber network list of TWDM PON passage corresponding to the 2nd OLT channel end
Unit's ONU transmission convergence layer configuration information is sent to described 2nd OLT channel end；
Control unit, for receiving agreement the oneth OLT that described 2nd OLT channel end sends
After entering the message of power save mode, a described OLT channel end enters power save mode.
Device the most according to claim 7, it is characterised in that described control module specifically for:
If described switching command is the transmission demand that data volume is zero of the business datum transmitted as required
Information generates, then enter power save mode, and send an OLT to described 2nd OLT channel end
Channel end enters the information of power save mode.
11. devices according to claim 7, it is characterised in that described control module specifically for:
If the data volume that described switching command is the business datum transmitted as required increases or TWDM
Information that PON passage breaks down generates, then enter duty, and receive be tuned to described first
The ONU transmission convergence layer configuration information of the TWDM PON passage that OLT channel end is corresponding, and profit
Bandwidth batch operation is performed with the ONU transmission convergence layer configuration information received.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188659.9A CN106162385B (en) | 2015-04-20 | 2015-04-20 | Method and device for controlling running state of channel terminal |
| PCT/CN2016/078139 WO2016169407A1 (en) | 2015-04-20 | 2016-03-31 | Method and device for controlling operation state of channel termination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188659.9A CN106162385B (en) | 2015-04-20 | 2015-04-20 | Method and device for controlling running state of channel terminal |
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| Publication Number | Publication Date |
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| CN106162385A true CN106162385A (en) | 2016-11-23 |
| CN106162385B CN106162385B (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510188659.9A Active CN106162385B (en) | 2015-04-20 | 2015-04-20 | Method and device for controlling running state of channel terminal |
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| Country | Link |
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| CN (1) | CN106162385B (en) |
| WO (1) | WO2016169407A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022042217A1 (en) * | 2020-08-31 | 2022-03-03 | 华为技术有限公司 | Network configuration method and related device |
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| US20130195439A1 (en) * | 2012-01-30 | 2013-08-01 | Christophe Mangin | Transparent protection switching operation in a pon |
| CN103236882A (en) * | 2013-04-26 | 2013-08-07 | 上海交通大学 | OLT (optical line terminal) energy saving method in TWDM-PON (time wavelength division multiplexing- passive optical network) system |
| CN103391486A (en) * | 2012-05-09 | 2013-11-13 | 中兴通讯股份有限公司 | Method for wave length adjustment, optical line terminal and optical network unit |
| CN104010234A (en) * | 2014-05-19 | 2014-08-27 | 上海交通大学 | Transceiver sharing system and method among time division wavelength division multiplexing passive optical networks |
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2015
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|---|---|---|---|---|
| US20130195439A1 (en) * | 2012-01-30 | 2013-08-01 | Christophe Mangin | Transparent protection switching operation in a pon |
| CN103391486A (en) * | 2012-05-09 | 2013-11-13 | 中兴通讯股份有限公司 | Method for wave length adjustment, optical line terminal and optical network unit |
| CN103236882A (en) * | 2013-04-26 | 2013-08-07 | 上海交通大学 | OLT (optical line terminal) energy saving method in TWDM-PON (time wavelength division multiplexing- passive optical network) system |
| CN104010234A (en) * | 2014-05-19 | 2014-08-27 | 上海交通大学 | Transceiver sharing system and method among time division wavelength division multiplexing passive optical networks |
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| WO2016169407A1 (en) | 2016-10-27 |
| CN106162385B (en) | 2021-11-09 |
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