CN108111318A - Towards the energy communication service route planning algorithm of equiblibrium mass distribution - Google Patents
Towards the energy communication service route planning algorithm of equiblibrium mass distribution Download PDFInfo
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- CN108111318A CN108111318A CN201711455703.3A CN201711455703A CN108111318A CN 108111318 A CN108111318 A CN 108111318A CN 201711455703 A CN201711455703 A CN 201711455703A CN 108111318 A CN108111318 A CN 108111318A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/76—Admission control; Resource allocation using dynamic resource allocation, e.g. in-call renegotiation requested by the user or requested by the network in response to changing network conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/80—Actions related to the user profile or the type of traffic
- H04L47/805—QOS or priority aware
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses the energy communication service route planning algorithms towards equiblibrium mass distribution, including self-adapting dormancy control module (ADCM), multiple domain control module (MDCM) and traffic monitoring module (TMM), Dynamic Bandwidth Allocation module (DBAM) and Operations,Administration And Maintenance module (OAM), the self-adapting dormancy control module (ADCM) and multiple domain control module (MDCM) realize multiple domain ONU Energy Saving Strategies, and the traffic monitoring module (TMM) collects the data message of flow of services；Bandwidth/assignment of traffic of multiple domain control module (MDCM) the balance whole network OLT；The flow scheduling strategy of the Dynamic Bandwidth Allocation module (DBAM) is by the time slot bandwidth allocation according to different demands for services；According to dormancy strategy, the gap computing unit of self-adapting dormancy control module (ADCM) calculates the gap distribution and power save mode (Active/Doze/Light Sleep/Deep Sleep) of each ONU；What Operations,Administration And Maintenance module (OAM) fed back to Dynamic Bandwidth Allocation module (DBAM) to adjust each ONU meets the requirement of energy-saving effect with sipes distribution.
Description
Technical field
The present invention relates to energy communication service route planning algorithmic technique field, more particularly to the electricity towards equiblibrium mass distribution
Power communication service route planning algorithm.
Background technology
At present, power communication backbone network in China's has substantially been built up using OTN technologies to rely on, and connects multiple SDH rings
The complex network structures of net, and gradually formed the backbone optic communication Transmission system of regional, inter-provincial intercommunication.But with electricity
The expansion of network planning mould and the quickening of transmission speed, the electric load energy consumption of existing power telecom network is in integrated data network, power transformation
Video etc. of standing largely needs to be exponentially increased in the business of high bandwidth.Trend like this, the optic communication energy consumption of electric power backbone communications
An important factor for restricting its network efficiency may be become.Therefore, in response to the energy-efficient target of green network, electric power leads to
Believe the energy-saving of backbone network, the efficient important indicator for increasingly becoming its system function of measurement.
SDN frameworks separate control plane with data plane, realize the intelligent centralized management of flow so that control plane energy
Enough that the isomerisms such as agreement, the type of network node are put on an equal footing, the Internet resources facility of data plane can connect without barrier
It is instructed by control plane, the final efficient utilization for realizing the whole network resource.
There is currently a variety of Successful Practices for improving optical-fiber network energy efficiency using SDN frameworks.Wherein make optical-fiber network list
First (ONUs) realizes that energy saving is considered as one of most efficient method into dormancy (Sleep) pattern.It is a kind of parametrization extension,
Support power supply unified management pattern among, cycle dormancy (Sleep) pattern under, ONU periodic turn off its receiver and
Transmitter has the function of two-way handshake under (Doze) pattern of dozing off.And during the receiver opening of only ONU, to environmental stimuli
Timely reaction be by guarantee of periodically unidirectionally shaking hands.More General Form combines the excellent of both the above standard power-save mode
Point, the system of a support More General Form can be used as a kind of special circumstances simulation loop dormancy (Sleep) or doze off (Doze)
Behavior.Existing simulation result shows that under normal circumstances the advantage of the energy efficiency of More General Form has been more than two kinds of master dies
Formula.In addition, a kind of intermediate access control protocol of Energy Efficient can receive and dispatch power layer in ONU shows intelligent switching.This
It is to be beaten by ONU in NG-PONs in the state of active (Active) based on the local dormancy (Sleep) to standard and locally
The adaptation of (Doze) queue index of dozing introduces what a new methodology was realized, to a pattern that is more comprehensive, having grid
Selection strategy is converted.Computer simulation has shown that the advantage energy efficiency of this research.Maneyama etc. proposes a base
In the ratio and proportional plus derivative controller of QL (queue length), ONUs power consumptions can be effectively reduced, while down queue is kept to postpone
In a constant level.In addition, many Dynamic Bandwidth Allocations (DBA) usually only in multiple OLT use in a light
Line terminal (OLT), lacks flexible band width configuration.As a result, in the idle region of all working equipments, there are Internet resources
Huge waste.Importantly, most traditional scheme realizes that bandwidth allocation is according to the bandwidth demand of terminal and predetermined
3-saving patterns (Active, Doze and Sleep) switchover policy of justice.However, in current 3-saving patterns DBA side
In method (3M-DBA), when reaching the terminal in DBA periods, regardless of whether there is big data flow, ONU can be always waken up.So it needs
Want a 4-saving pattern (Active, Doze, Light Sleep, Deep Sleep) and multicycle mixed self-adapting dormancy
Strategy maximizes energy-saving efficiency.
The content of the invention
For the above situation, to overcome the defect of the prior art, the present invention's is designed to provide towards equiblibrium mass distribution
Energy communication service route planning algorithm solves the problems, such as that energy consumption caused by business transmission is excessive in conventional electric power backbone communications,
Improve optical-fiber network energy efficiency.
Its technical solution solved is, towards the energy communication service route planning algorithm of equiblibrium mass distribution, including adaptive
Dormancy control module (ADCM), multiple domain control module (MDCM) and traffic monitoring module (TMM), Dynamic Bandwidth Allocation module
(DBAM) and Operations,Administration And Maintenance module (OAM), the self-adapting dormancy control module (ADCM) and multiple domain control module
(MDCM) multiple domain ONU Energy Saving Strategies are realized, are as follows,
S1, the traffic monitoring module (TMM) collect the data message of flow of services；
S2, bandwidth/assignment of traffic of multiple domain control module (MDCM) the balance whole network OLT；
S3, the flow scheduling strategy of the Dynamic Bandwidth Allocation module (DBAM) will be between the time according to different demands for services
Gap bandwidth allocation；According to dormancy strategy, between each ONU of gap computing unit calculating of self-adapting dormancy control module (ADCM)
Gap is distributed and power save mode (Active/Doze/Light Sleep/Deep Sleep)；Operations,Administration And Maintenance module (OAM)
Feed back to Dynamic Bandwidth Allocation module (DBAM) to adjust each ONU meets the requirement of energy-saving effect with sipes distribution.
Due to the use of above technical scheme, the present invention has the following advantages that compared with prior art；
It intelligently realizes that traffic frequencies sort in real time according to real network situation, bypasses and calculate for the light based on traffic frequencies
Method provides optimized integration, is related to the network node of light bypass algorithm and can realize that sole disposition realizes intelligent conversion etc., greatly
The big complexity for reducing algorithm realization, so as to reduce the consumption problem of network energy indirectly.Light based on traffic frequencies
Algorithm is bypassed compared with existing algorithm policy, more meets the actual demand of network O＆M, the elasticity with bigger can be according to net
The real time status of network makes faster relative strategy, and when network service request amount is bigger, the energy compared with the algorithm of same type
Enough embody the energy saving of bigger.
Description of the drawings
Fig. 1 is Organization Chart of the present invention towards the energy communication service route planning algorithm of equiblibrium mass distribution.
Fig. 2 is backbone optical network figure of the present invention towards the energy communication service route planning algorithm of equiblibrium mass distribution.
Fig. 3 is that the traffic frequencies light of the present invention towards the energy communication service route planning algorithm of equiblibrium mass distribution bypasses inspiration
Formula algorithm flow chart.
Specific embodiment
For the present invention foregoing and other technology contents, feature and effect, in following cooperation with reference to figures 1 through attached drawing 3
To in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is with specification
Attached drawing is reference.
Towards the energy communication service route planning algorithm of equiblibrium mass distribution, mould is controlled including self-adapting dormancy for embodiment one
Block (ADCM), multiple domain control module (MDCM) and traffic monitoring module (TMM), Dynamic Bandwidth Allocation module (DBAM) and operation
Management and maintenance module (OAM), the self-adapting dormancy control module (ADCM) and multiple domain control module (MDCM) are more to realize
Domain ONU Energy Saving Strategies, are as follows,
S1, the traffic monitoring module (TMM) collect the data message of flow of services；
S2, bandwidth/assignment of traffic of multiple domain control module (MDCM) the balance whole network OLT；
S3, the flow scheduling strategy of the Dynamic Bandwidth Allocation module (DBAM) will be between the time according to different demands for services
Gap bandwidth allocation；According to dormancy strategy, between each ONU of gap computing unit calculating of self-adapting dormancy control module (ADCM)
Gap is distributed and power save mode (Active/Doze/Light Sleep/Deep Sleep)；Operations,Administration And Maintenance module (OAM)
Feed back to Dynamic Bandwidth Allocation module (DBAM) to adjust each ONU meets the requirement of energy-saving effect with sipes distribution.
Embodiment two, on the basis of embodiment one, in the exchange process of OLT and ONU, downstream data flow (DS) exists
Tx/Rx modules are received the ONU that machine generates and is broadcast to all connections；To upstream (US), Tx/Rx modules can by with
Come receive data flow and in different sizes give corresponding ONU bandwidth allocations time slot；OpenFlow agency by agreement is embedded in OF-
Information flow table is safeguarded in OLT, and simulates the relevant control information of OLT (such as ONU Sleep State), software content is mapped as sending out
It penetrates machine and the control of receiver internal switch and adapts to；Therefore, US and DS chains can be virtual as a logic flow；Equally,
OpenFlow agency by agreement is also embedded in ONU, and ONU and OF-OLT is directly controlled by signal and opened inside transmitter and receiver
Close equipment.
Embodiment three, on the basis of embodiment two, in order to maximize energy efficiency, the Sleep times of ONU should
Extended as much as possible, dormancy (Sleep) design of the ONU is using 4-saving patterns (Active, Doze, Light
Sleep, Deep Sleep) and multicycle mixed self-adapting dormancy method, and assume that two DBA cycles (2T) are used as a poll
Cycle is as follows,
A) dormancy (Sleep) threshold value, ONU is possibly into the limitation under Sleep patterns；It includes cache threshold
(Thrcache) and time threshold (Thrtime)；If during a time threshold, if in report and queue caching
Data are less than cache threshold, and ONU is possibly into light sleep (Light Sleep) pattern；If second time threshold it
Afterwards, data buffer storage may enter deep-sleep (Deep Sleep) pattern still less than cache threshold, ONU；
B) Sleep is controlled, and OLT enters Sleep patterns with this GATE signal commands ONU；
C) waking state, a transition mode, when Sleep clocks (ONUclk) control reaches Sleep intervals, ONU enters
This pattern spontaneously controls and receives triggering from Sleep；
D) state (Active) time interval is enlivened, ONU is in the period of Active patterns, in Active time intervals,
All models of ONU are all Active；It receives normal gate signals and DS data and according to normal gate from OLT
At the beginning of and length transmit data；
E) doze off (Doze) time interval, ONU is in the time of Doze patterns；At Doze intervals, ONU Transmitter Turn-Offs stop
Only transmit data；ONU also safeguards a timer to calculate the doze periods that OLT is specified；Keep the work of receiver partial function
Jump；The data reached during doze will be stored temporarily in the buffering area of ONU；When ONUclk sleep controls reach a DBA
Cycle, T, ONU will be always waken up；
F) light sleep (Light Sleep) is spaced, and ONU is in the time of Light Sleep patterns；Stop all users
Interface, photoreceiver and transmitter function；ONU can not receive or send any data flow；Similar to Doze states；When
ONUclk reaches T, and ONU will be always waken up, and start the data that transmission is stored in buffering area；
G) as deep-sleep (deep sleep) time interval and light sleep (Light Sleep) interval, ONU without
Method receives or sends any data flow, but ONU perhaps can be in a polling cycle dormancy 2T；When ONUclk sleep controls reach
Polling cycle 2T, ONU will be always waken up, and will be stored at the beginning of starting according to sleep gate signals with length transmission
The data of buffering area.
Present invention tool key-course, 4 layers of backbone communications network layers and access network layer in use, be made of；Distributed light connects
Networking refers to the underlay network device for including OLT, separator and ONU；These " foolproof " hardware are only needed to transmit data and held
Row strategy, controller come realize analysis and management network strategy；Access layer in order to control layer provide based on OpenFlow agreements can
Programming interface, this is the communication protocol of standard；Domain controller can be integrated into OF-OLT；In 4 layers of electric power backbone network network layers
Gateway and key-course and access layer between can merge, realize intelligent acquisition and the collection of information；Application layer uses
The north orientation application programming interface (API) of key-course can realize more complicated function；For US, when US data start under
When a cycle is transmitted, OLT calculates time and US bandwidth；Then, time and bandwidth are held together one GATE letter of composition by OLT
Number, and drop it off in GATE queues；For DS, before for next Xun Huan authorisation process, wait what is come from ONU in OLT
The local MH-DBA of all report informations performs dynamic dispatching；Before to ONU bandwidth allocations, OLT should check GATE queues；
If GATE signals etc. are to be transmitted there are one, and OLT is first all GATE distribution time sections, at the beginning of then calculating ONU
And bandwidth.
The above is to combine specific embodiment further description made for the present invention, it is impossible to assert the present invention
Specific implementation is limited only to this；For belonging to the present invention and for those skilled in the technology concerned, based on skill of the present invention
Under the premise of art scheme thinking, the expansion made and operating method, the replacement of data, should all fall the scope of the present invention it
It is interior.
Claims (3)
1. towards the energy communication service route planning algorithm of equiblibrium mass distribution, including self-adapting dormancy control module (ADCM), more
Domain control module (MDCM) and traffic monitoring module (TMM), Dynamic Bandwidth Allocation module (DBAM) and Operations,Administration And Maintenance
Module (OAM), which is characterized in that the self-adapting dormancy control module (ADCM) and multiple domain control module (MDCM) are more to realize
Domain ONU Energy Saving Strategies, are as follows,
S1, the traffic monitoring module (TMM) collect the data message of flow of services；
S2, bandwidth/assignment of traffic of multiple domain control module (MDCM) the balance whole network OLT；
S3, the flow scheduling strategy of the Dynamic Bandwidth Allocation module (DBAM) will be according to the time slot of different demands for services point
With bandwidth；According to dormancy strategy, the gap computing unit of self-adapting dormancy control module (ADCM) calculates the gap point of each ONU
Cloth and power save mode (Active/Doze/Light Sleep/Deep Sleep)；Operations,Administration And Maintenance module (OAM) is fed back
Adjust each ONU to Dynamic Bandwidth Allocation module (DBAM) meets the requirement of energy-saving effect with sipes distribution.
2. as described in claim 1 towards the energy communication service route planning algorithm of equiblibrium mass distribution, which is characterized in that in OLT
In the exchange process of ONU, downstream data flow (DS) is received the ONU that machine generates and be broadcast to all connections in Tx/Rx modules；
To upstream (US), Tx/Rx modules can be used to receive data flow and distribute band to corresponding ONU in different sizes
Wide time slot；OpenFlow agency by agreement, which is embedded in OF-OLT, safeguards information flow table, and simulates the relevant control information of OLT
(such as ONU Sleep State), software content are mapped as the control of transmitter and receiver internal switch and adapt to；Therefore, US and
DS chains can be virtual as a logic flow；Equally, OpenFlow agency by agreement is also embedded in ONU, and ONU passes through with OF-OLT
Signal directly controls transmitter and receiver internal switch equipment.
3. as claimed in claim 2 towards the energy communication service route planning algorithm of equiblibrium mass distribution, which is characterized in that described
Dormancy (Sleep) design of ONU is using 4-saving patterns (Active, Doze, Light Sleep, Deep Sleep) and more
Cycle mixed self-adapting dormancy method, and assume that two DBA cycles (2T) are used as a polling cycle, it is as follows,
A) dormancy (Sleep) threshold value, ONU is possibly into the limitation under Sleep patterns；It include cache threshold (Thrcache) and
Time threshold (Thrtime)；If during a time threshold, if the data in report and queue caching are less than caching
Threshold value, ONU is possibly into light sleep (Light Sleep) pattern；If after second time threshold, data buffer storage is still
Less than cache threshold, ONU may enter deep-sleep (Deep Sleep) pattern；
B) Sleep is controlled, and OLT enters Sleep patterns with this GATE signal commands ONU；
C) waking state, a transition mode, when Sleep clocks (ONUclk) control reaches Sleep intervals, ONU enters this
Pattern spontaneously controls and receives triggering from Sleep；
D) state (Active) time interval is enlivened, ONU is in the period of Active patterns, in Active time intervals, the institute of ONU
Model is all Active；It is since OLT reception normal gate signals and DS data and according to normal gate
Time and length transmission data；
E) doze off (Doze) time interval, ONU is in the time of Doze patterns；At Doze intervals, ONU Transmitter Turn-Offs stop passing
Transmission of data；ONU also safeguards a timer to calculate the doze periods that OLT is specified；Keep enlivening for receiver partial function；
The data reached during doze will be stored temporarily in the buffering area of ONU；Reach a DBA cycle when ONUclk sleep are controlled,
T, ONU will be always waken up；
F) light sleep (Light Sleep) is spaced, and ONU is in the time of Light Sleep patterns；Stop all users circle
Face, photoreceiver and transmitter function；ONU can not receive or send any data flow；Similar to Doze states；When ONUclk reaches
To T, ONU will be always waken up, and start the data that transmission is stored in buffering area；
G) as light sleep (Light Sleep) interval, ONU can not connect deep-sleep (deep sleep) time interval
Any data flow is received or sends, but ONU perhaps can be in a polling cycle dormancy 2T；When ONUclk sleep controls reach poll
Cycle 2T, ONU will be always waken up, and be started according at the beginning of sleep gate signals and length transmission is stored in buffering
The data in area.
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