CN110266511A - Band width configuration method and apparatus - Google Patents
Band width configuration method and apparatus Download PDFInfo
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- CN110266511A CN110266511A CN201910288722.4A CN201910288722A CN110266511A CN 110266511 A CN110266511 A CN 110266511A CN 201910288722 A CN201910288722 A CN 201910288722A CN 110266511 A CN110266511 A CN 110266511A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0896—Bandwidth or capacity management, i.e. automatically increasing or decreasing capacities
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0086—Network resource allocation, dimensioning or optimisation
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Abstract
The application provides a kind of band width configuration method and apparatus, is related to the communications field, and OTN and PeOTN can be made to adjust optical network band width according to the amount of bandwidth of Flex E, improves the flexibility of business side network bandwidth adjustment.This method comprises: if it is determined that the network protocol of the first network then obtains first network bandwidth to preset network protocol；Wherein, the first network bandwidth is the network bandwidth for being traffic assignments to be transmitted in the first network；The number of timeslots occupied needed for determining the business to be transmitted in the second network according to the ratio of the first network bandwidth and the first parameter preset；The second network bandwidth is determined according to the product of the number of timeslots and the second parameter preset；Wherein, second network bandwidth is the network bandwidth for being the traffic assignments to be transmitted in second network.This method is for making OTN and PeOTN adjust optical network band width according to the amount of bandwidth of Flex E.
Description
Technical field
This application involves the communications field more particularly to a kind of band width configuration method and apparatus.
Background technique
Recently as the explosive growths such as mobile Internet, cloud computing, data center, video traffic, communication network pair
The requirement of all kinds of interface bandwidths is higher and higher.Traditional ethernet can no longer meet the flexibility of client traffic demand and big bandwidth is wanted
It asks, for the contradiction for solving client traffic demand between fixed rate that ethernet standard defines, optical interconnection forum
(optical internetworking forum, OIF) formulated flexible ethernet technology (flexible ethernet,
Flex E), based on existing ethernet standard, by the way that Flex E bed course and a large amount of complete is added in Ethernet architecture
Ground reuses Ethernet Physical Coding Sublayer (physical coding sublayer, PCS) layer network function below, forms
Flex E technical specification, the technology become the preferred networking technology for solving to meet flexible networking demand.
Data cell adjusts (Generic Framing Procedure) (hitless adjustment of ODUflex without interruption
(generic framing procedure), G.Hao) it is international telecommunication union telecommunication's standard branch office in recent years
(international telecommunication union-telecommunication standardization
Sector, ITU-T) publication standard, for optical transfer network (optical transport network, OTN) realize be based on light
The binding of access data cell (optical channel data unit, ODU), i.e. flexible rate light digital units ODUflex
Frame structure meets the bandwidth demand of Packet Service flexible rate, and support to divide for supporting the lossless Bandwidth adjustment of Packet Service
The online lossless Bandwidth adjustment of group business.It is grouped enhanced optical transfer network (packet enhanced optical transport
Network, PeOTN) it is to increase to apply (multi- to ether exchange, multiprotocol label switching transmission in OTN technical foundation
Protocol label switching-transport profile, MPLS-TP) support and virtual channel (virtual
Channel, VC) exchange support after upgrade technique, the PeOTN therefore same G.hao skill supported as OTN technology
Art.
In the prior art, Flex E is a kind of band width configuration technology of business side, and the flexible rate light number in G.Hao is single
First ODUflex is a kind of network side Bandwidth adjustment technology.Existing optical transfer network can not support Flex E agreement, therefore in basis
Business demand after bandwidth allocation, needs manually to carry out band width configuration in optical transfer network, can not automatically exist in Flex E
Configured bandwidth is carried out in optical transfer network.
Summary of the invention
The application provides a kind of band width configuration method and apparatus, and optical transfer network can be made according to the amount of bandwidth tune of Flex E
Whole optical network band width can automatically carry out configured bandwidth in optical transfer network.
In order to achieve the above objectives, the application adopts the following technical scheme that
In a first aspect, the application provides a kind of band width configuration method, this method comprises: if it is determined that the net of the first network
Network agreement is default network protocol, then obtains first network bandwidth；Wherein, the first network bandwidth is in the first network
In be traffic assignments to be transmitted network bandwidth；According to the determination of the ratio of the first network bandwidth and the first parameter preset
Business to be transmitted in the second network needed for occupy number of timeslots；According to the product of the number of timeslots and the second parameter preset
Determine the second network bandwidth；Wherein, second network bandwidth be the traffic assignments to be transmitted in second network
Network bandwidth.
Second aspect, the application provide a kind of band width configuration device, which includes: processing unit, for if it is determined that institute
The network protocol for stating first network is default network protocol, then obtains first network bandwidth；Wherein, the first network bandwidth is
It is the network bandwidth of traffic assignments to be transmitted in the first network；The processing unit is also used to according to first net
The ratio of network bandwidth and the first parameter preset determines number of timeslots；The processing unit, be also used to according to the number of timeslots and
The product of second parameter preset determines the second network bandwidth；Wherein, second network bandwidth is to be in second network
The network bandwidth of the traffic assignments to be transmitted.
The third aspect, the application provide another band width configuration device, which includes: processor and storage
Device.Wherein, memory is for storing one or more programs.The one or more program includes computer executed instructions, when this
When band width configuration device is run, processor executes the computer executed instructions of memory storage, so that the band width configuration fills
Set execute it is one of any in first aspect and its various optional implementations described in band width configuration method.
Fourth aspect, the application provide a kind of computer readable storage medium, are stored in computer readable storage medium
Instruction, when computer executes the instruction, which, which executes in above-mentioned first aspect and its various optional implementations, appoints
Band width configuration method described in one of meaning.
5th aspect, the application provides a kind of computer program product comprising instruction, when the computer program product
When running on computers so that the computer execute in above-mentioned first aspect and its various optional implementations it is any it
Band width configuration method described in one.
The application provides a kind of band width configuration method and apparatus, is applied in service transmission system, business transmission system
System includes first network and the second network, and the first network and described second are connected to the network industry business of going forward side by side and transmit；The side
Method includes: if it is determined that the network protocol of the first network then obtains first network bandwidth to preset network protocol；Wherein, institute
Stating first network bandwidth is the network bandwidth for being traffic assignments to be transmitted in the first network；According to the first network band
The number of timeslots that wide and the first parameter preset ratio occupies needed for determining the business to be transmitted in the second network；According to institute
The product for stating number of timeslots and the second parameter preset determines the second network bandwidth；Wherein, second network bandwidth is described
It is the network bandwidth of the traffic assignments to be transmitted in second network.Band width configuration method provided by the present application, can be such that light passes
It send net to adjust optical network band width according to the amount of bandwidth of Flex E, configured bandwidth can be automatically carried out in optical transfer network.
Detailed description of the invention
Fig. 1 is Flex E generic structure in the prior art；
Fig. 2 is a kind of service transmission system structural schematic diagram provided by the embodiments of the present application；
Fig. 3 is the flow chart of bandwidth preparation method provided by the embodiments of the present application；
Fig. 4 is the structural schematic diagram one of bandwidth device for formulating provided by the embodiments of the present application；
Fig. 5 is the structural schematic diagram two of bandwidth device for formulating provided by the embodiments of the present application；
Fig. 6 is another possible structural schematic diagram of band width configuration device provided by the embodiments of the present application.
Specific embodiment
Band width configuration method and apparatus provided by the embodiments of the present application are described in detail with reference to the accompanying drawing.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.
Term " first " and " second " in the description of the present application and attached drawing etc. be for distinguishing different objects, or
Person is used to distinguish the different disposal to same target, rather than is used for the particular order of description object.
In addition, the term " includes " being previously mentioned in the description of the present application and " having " and their any deformation, it is intended that
It is to cover and non-exclusive includes.Such as the process, method, system, product or equipment for containing a series of steps or units do not have
It is defined in listed step or unit, but optionally further comprising the step of other are not listed or unit, or optionally
It further include the other step or units intrinsic for these process, methods, product or equipment.
It should be noted that in the embodiment of the present application, " illustrative " or " such as " etc. words make example, example for indicating
Card or explanation.Be described as in the embodiment of the present application " illustrative " or " such as " any embodiment or design scheme do not answer
It is interpreted than other embodiments or design scheme more preferably or more advantage.Specifically, " illustrative " or " example are used
Such as " word is intended to that related notion is presented in specific ways.
In the description of the present application, unless otherwise indicated, the meaning of " plurality " is refer to two or more.
Hereinafter, to this application involves technology explain, understood with helping reader:
Ethernet: current most widely used Local network communication mode, while being also a kind of agreement.Ethernet protocol definition
A series of software and hardware standards, so that different computer equipments be linked together.Ethernet device networking it is basic
Member is known as interchanger, router, hub, optical fiber and common cable and Ethernet protocol and communication rule, hierarchical mode
Including application layer, expression layer, session layer, transport layer and network layer.
Flexible Ethernet Flex E: in recent years, with the rise of the business such as cloud computing, video and mobile communication, user
To the demand of Internet protocol (internet protocol, IP) network from being gradually transferred to business experience, clothes based on bandwidth
In quality of being engaged in and networking efficiency.To meet the demand, the Ethernet as bottom interconnection technique is keeping existing low cost, height
It reliably, can be except the advantages such as O&M, it is also necessary to have following ability: more granularity rate flexibility and changeabilities: provide more flexible band
Wide granularity；It decouples with light transfer capability: being decoupled with optical transport network rate, it is real to maximally utilise existing optical transport network
Now to the transmission and carrying of novel super large bandwidth Ethernet interface；IP and light combination network: in Ethernet and light transfer capability solution
It on the basis of coupling, is carried by the simple mapping between Ethernet and optical transport network, simplifies network, improve flexibility, Jin Ershi
Existing flow is flexibly dredged and optimizing scheduling；Enhanced quality-of-service ability towards multiple service supporting: Ethernet is in physical layer interface
It is upper provide channelizing hardware isolated function, physical layer guarantee isolation of the business based on different fragments, further with upper wire
Network/application cooperation, realizes enhanced quality-of-service ability under the conditions of multiple service supporting.To meet High Speed Transfer, band width configuration spirit
Thus the requirement of the demands and enhanced quality-of-service such as living, flexible ethernet technology are come into being.As shown in Figure 1, being the prior art
In Flex E generic structure.
Flexible ethernet feature includes: binding: multichannel physical layer (physical layer, PHY) works together, supports more
High-speed.As 8 road 100GE PHY realize 800G media access control (media access control, MAC) rate.Channel
Change: multi-path low speed rate MAC data stream is shared all the way or multichannel PHY.25G, 35G, 20G and 20G are carried such as on 100G PHY
Four tunnel MAC data streams, or on three road 100G PHY multiplexing carrying 125G, 150G and 25G MAC data stream.Sub- rate:
Single low rate MAC data stream is shared all the way or multichannel PHY, realization reduction of speed work.Such as 50G is only carried on 100G PHY
MAC data stream.
G.Hao: in recent years ITU-T publication standard, standard No. be G.7044/Y.1347, be for OTN realization be based on
The binding of ODU0 time slot, i.e. ODUFlex frame structure for meeting the flexible bandwidth demand of Packet Service, and support Packet Service
Online lossless Bandwidth adjustment.ODUFlex Bandwidth adjustment in G.Hao is a kind of network side Bandwidth adjustment technology, supports bandwidth
End-to-end adjustment.
Transmission net of the OTN/PeOTN:OTN based on wavelength-division multiplex technique, in light layer tissue network.OTN is to pass through
A series of a new generation's " digital transmission system " of the standard of ITU-T such as G.Hao and " optical transport hierarchy ", solve tradition
Wavelength-division multiplex (wavelength division multiplexing, WDM) network is without wavelength/wavelet length traffic scheduling ability
Difference, the problems such as networking capability is weak, protective capability is weak.The basic object of OTN processing is wavelength level business, and transmission net is advanced to by it
Real multi-wavelength light network stage.Due to combining the advantage of area of light and electrical domain processing, OTN, which can provide huge transmission, to be held
Amount, fully transparent end-to-end wavelength/wavelet length connection and the protection of carrier class, are the optimal of transmitting broadband services of large granularities
Technology.
The mapped mode of Flex E and optical transfer network OTN include: not three kinds of perceptual model, termination mode and perceptual model moulds
Formula can make full use of existing wherein perceptual model is not consistent by PCS in optical transfer network with traditional ethernet interface under the mode
There is optical transport network device, the carrying to Flex E is realized in the case where being not necessarily to HardwareUpgring, and can be real based on bundle feature
The now end-to-end super large bandwidth channel across optical transport network.Under termination mode, optical transport network perceives Flex E user side interface
And Flex E sub-interface traffic is recovered, it is further mapped in optical transport network and carries out transmission carrying.This mode with
Carrying of the traditional ethernet interface on optical transport network is consistent, can realize in optical transport network and connect to different Flex E
Mouthful flow such as dredges at the functions.The sub- speed characteristic of Flex E will be utilized in perceptual model.When the flexible ether as user side
When network interface is mapped in optical transport network by perceptual model, optical transport network directly abandons invalid time slot, according to original number
The data for needing to carry are extracted according to stream bandwidth, and then are mapped to the optical transport network dense wave division multipurpose (dense of rate-matched
Wave-length division multiplexing, DWDM) transmission pipeline.Optical transport network device needs and as user
The Flex E interface configuration of side is consistent, to perceive Flex E user side interface and carry out carrying transmission.
The embodiment of the present application provides a kind of method of band width configuration, is applied in service transmission system 100, as shown in Fig. 2,
The service transmission system includes first network 101 and the second network 102 and terminal 104.Wherein, the terminal 104 is successively led to
Cross the first network 101 and second network 102 and carry out business transmission, second network 102 be also used to in data
The heart 103 connects, and carries out business transmission.Illustratively, the terminal 104 can be the network equipments such as router, interchanger, be used for
Network connection is provided to the user equipment of computer, mobile phone, carries out business transmission.
The first network 101 is different from the network protocol that second network 102 is supported, second network 102
It can identify another default network protocol outside own net agreement.
The embodiment of the present application provides a kind of band width configuration method, applied in service transmission system as shown in Figure 2, below
With the first network 101 be flexible ethernet network, second network 102 be optical transport network for, in the application
Appearance is described in detail.As shown in figure 3, the band width configuration method may include step S301-S303:
S301, if it is determined that the network protocol of the first network is default network protocol, then obtain first network bandwidth.
Wherein, the first network bandwidth is the Netowrk tape for being the traffic assignments to be transmitted in the first network
It is wide.The business demand of the business to be transmitted includes bandwidth needed for the business that client's application is opened.
Specifically, it is first determined the business demand of the business to be transmitted.Include in the business demand of the business to be transmitted
Bandwidth needed for type of service, service source destination node, business etc..Existed respectively according to above-mentioned type of service and service source destination node
Transmission route (for example, its selection transmission node and link, in the transmission node are selected in first network and the second network for it
With the business is transmitted on link).After determining transmission route.It is it in first network according to bandwidth needed for above-mentioned business
Corresponding first network bandwidth is distributed for it in the transmission path of distribution, transmits data for it.
Illustratively, the first network is Flex E, and Flex E supports the ethernet mac data flow of various bandwidth (such as
10G, 40G and a × 25G data flow or even non-standard rate data flow).In the type of service and business according to business to be transmitted
After source destination node selects transmission path in first network and the second network for it, the business of the business to be transmitted is determined
Required bandwidth be 150G, then first network for its distribution transmission path in for its distribute 150G first network bandwidth be it
Transmit data.Second network is OTN, and the default network protocol is Flex E agreement.Second network can at this time
The first network bandwidth of first network is obtained according to default network protocol.
It include industry needed for transmitting the business to be transmitted in a kind of embodiment of this step, in the business demand
Business bandwidth；Obtaining first network bandwidth foregoing description method further include:
The service bandwidth is obtained, the service bandwidth is described with service bandwidth needed for transmission services.According to as follows
Any mode in three kinds of modes distributes first network bandwidth corresponding with bandwidth needed for the business in first network.
Mode one determines the first network bandwidth by the method for binding:
Obtain multiple third network bandwidths in first network；Wherein, each third network bandwidth is respectively less than described
Service bandwidth；If the sum of described third network bandwidth is equal to the service bandwidth, the multiple third network bandwidth is carried out
Merging obtains the first network bandwidth.
Mode two determines the first network bandwidth by the method for channelizing:
Obtain multiple third network bandwidths in first network；Wherein, each third network bandwidth is respectively less than described
Service bandwidth；If the sum of described third network bandwidth is greater than the service bandwidth, the multiple third network bandwidth is carried out
Merging obtains the 4th network bandwidth；And the 4th network bandwidth is split to obtain the first network bandwidth.
Mode three determines the first network bandwidth by the method for sub- rate:
The 5th network bandwidth in first network is obtained, the 5th network bandwidth is greater than the service bandwidth；To described
5th network bandwidth is split to obtain the first network bandwidth.
Illustratively, service bandwidth needed for user side is 120G, in first network bandwidth include: multiple 40G PHY, it is multiple
50G PHY, multiple 120G PHY, multiple 100G PHY and multiple 200G PHY etc., PHY is connect with MAC, is used for bearer network number
According to.
According to the service bandwidth and Flex E function, above-mentioned example is described in detail according to above-mentioned three kinds of modes.
The implementation method of mode one are as follows: the third network bandwidth chooses three road 40G PHY, carries out to three road 40G PHY
The MAC data stream of 120G is realized in binding.
The implementation method of mode two are as follows: the third network bandwidth chooses two-way 100G PHY, on two-way 100G PHY
The MAC data stream of multiplexing carrying 120G and 80G, i.e., after bundling to two-way 100G PHY, carry out channelizing processing.
The implementation method of mode three are as follows: the third network bandwidth chooses 200G PHY all the way, holds on the 200G PHY
Carry the MAC data stream of 120G.
Optionally, the first network bandwidth can also choose 120G PHY all the way, carry MAC number on the 120G PHY
According to stream.
S302, determine the business to be transmitted second according to the ratio of the first network bandwidth and the first parameter preset
The number of timeslots of required occupancy in network.
In a kind of implementation of this step, which can be implemented are as follows: by the first network bandwidth divided by
First parameter preset obtains minislot parameter, rounds up to obtain the number of timeslots to the minislot parameter.
Illustratively, which can be by formula n=ceiling (BF/ 1.24416) it realizes, wherein the first parameter preset
1.24416 be the smallest passage rate of ODUflex, unit G, BFFor the first network bandwidth, n is the first network band
The number of timeslots that wide bandwidth corresponding in the second network need to occupy.
S303, the second network bandwidth is determined according to the product of the number of timeslots and the second parameter preset.
Wherein, second network bandwidth is the Netowrk tape for being the traffic assignments to be transmitted in second network
It is wide.
In a kind of implementation of this step, which can be implemented are as follows: by the number of timeslots multiplied by second
Parameter preset obtains second network bandwidth.
Illustratively, which can be by formula BG=n × 1.24416 is realized, wherein n is the first network bandwidth
The number of timeslots that corresponding bandwidth need to occupy in the second network, BGFor second network bandwidth, the described second default ginseng
Number is identical as first parameter preset.
Illustratively, above-mentioned steps S302-S303 is illustrated:
When the first network bandwidth chooses three road 40G PHY, the first network bandwidth need to occupy the second network
Number of timeslots n=ceiling (40 ÷ 1.24416) × 3=99, at this time the second network bandwidth BG=99 × 1.24416=
123.17184, i.e., second network bandwidth is 123.17184G at this time.
When the first network bandwidth chooses two-way 100G PHY, need to close the two-way 100G PHY at this time
It decouples to obtain the MAC data stream of 120G again after and, the first network bandwidth need to occupy the number of timeslots n=of the second network
Ceiling (120 ÷ 1.24416)=97, at this time the second network bandwidth BG=97 × 1.24416=120.68352, i.e. institute at this time
Stating the second network bandwidth is 120.68352G.
When the first network bandwidth chooses 200G PHY all the way, need to carry 120G's on 200G PHY at this time
MAC data stream, the first network bandwidth need to occupy the number of timeslots n=ceiling (120 ÷ 1.24416) of the second network=
97, the second network bandwidth B at this timeG=97 × 1.24416=120.68352, i.e., second network bandwidth is at this time
120.68352G。
Band width configuration method provided by the present application is applied in service transmission system, and the service transmission system includes the
One network and the second network, the first network and described second are connected to the network industry business transmission of going forward side by side；The described method includes: if
The network protocol for determining the first network is default network protocol, then obtains first network bandwidth；Wherein, the first network
Bandwidth is the network bandwidth for being traffic assignments to be transmitted in the first network；It is pre- according to the first network bandwidth and first
The number of timeslots that the ratio of setting parameter occupies needed for determining the business to be transmitted in the second network；According to the number of timeslots
The second network bandwidth is determined with the product of the second parameter preset；Wherein, second network bandwidth is in second network
For the network bandwidth of the traffic assignments to be transmitted.Band width configuration method provided by the present application can make optical transfer network according to Flex
The amount of bandwidth of E adjusts optical network band width, and configured bandwidth can be automatically carried out in optical transfer network.
The embodiment of the present application can carry out functional module or function list to band width configuration device according to above method example
The division of member, for example, each functional module of each function division or functional unit can be corresponded to, it can also be by two or two
Above function is integrated in a processing module.Above-mentioned integrated module both can take the form of hardware realization, can also be with
It is realized in the form of software function module or functional unit.Wherein, module or unit are drawn in the embodiment of the present application
It is schematical for dividing, and only a kind of logical function partition, there may be another division manner in actual implementation.
Fig. 4 shows a kind of band width configuration device, is applied in service transmission system shown in Fig. 2, the business transmission
System includes first network 101 and the second network 102 and terminal 104.Wherein, the terminal 104 passes sequentially through first net
Network 101 and second network 102 carry out business transmission, and second network 102 is also used to connect with data center 103, into
Industry business transmission.Described device includes processing unit 401.
The processing unit 401, for if it is determined that the network protocol of the first network then obtains to preset network protocol
First network bandwidth；Wherein, the first network bandwidth is the net for being the traffic assignments to be transmitted in the first network
Network bandwidth.
The processing unit 401 is also used to determine institute according to the ratio of the first network bandwidth and the first parameter preset
The number of timeslots occupied needed for stating business to be transmitted in the second network.
The processing unit 401 is also used to determine the second net according to the product of the number of timeslots and the second parameter preset
Network bandwidth；Wherein, second network bandwidth is the network bandwidth for being the traffic assignments to be transmitted in second network.
In conjunction with Fig. 4, as shown in figure 5, the band width configuration device also wraps in a kind of implementation of the embodiment of the present application
It includes:
Acquiring unit 501, for obtaining the service bandwidth.
The acquiring unit 501 is also used to obtain multiple third network bandwidths in first network；Wherein, each described
Third network bandwidth is respectively less than the service bandwidth.
The processing unit 401 will be described if being also used to the sum of described third network bandwidth is equal to the service bandwidth
Multiple third network bandwidths merge to obtain the first network bandwidth.
As shown in figure 5, in another implementation of the embodiment of the present application, the band width configuration device further include:
Acquiring unit 501, for obtaining the service bandwidth.
The acquiring unit 501 is also used to obtain multiple third network bandwidths in first network；Wherein, each described
Third network bandwidth is respectively less than the service bandwidth.
The processing unit 401 will be described if being also used to the sum of described third network bandwidth is greater than the service bandwidth
Multiple third network bandwidths merge to obtain the 4th network bandwidth；And the 4th network bandwidth is split to obtain
State first network bandwidth.
As shown in figure 5, in another implementation of the embodiment of the present application, the band width configuration device further include:
Acquiring unit 501, for obtaining the service bandwidth.
The acquiring unit 501, is also used to obtain the 5th network bandwidth in first network, and the 5th Netowrk tape is roomy
In the service bandwidth.
The processing unit 401 is also used to split to obtain the first network band the 5th network bandwidth
It is wide.
Band width configuration device provided by the present application is applied in service transmission system, and the service transmission system includes the
One network and the second network, the first network and described second are connected to the network industry business transmission of going forward side by side；Described device includes: place
Unit 401 is managed, for if it is determined that the network protocol of the first network then obtains first network bandwidth to preset network protocol；
Wherein, the first network bandwidth is the network bandwidth for being traffic assignments to be transmitted in the first network；The processing is single
Member 401, is also used to determine number of timeslots according to the ratio of the first network bandwidth and the first parameter preset；The processing unit
401, it is also used to determine the second network bandwidth according to the product of the number of timeslots and the second parameter preset；Wherein, described second
Network bandwidth is the network bandwidth for being the traffic assignments to be transmitted in second network.Band width configuration provided by the present application
Method can make optical transfer network according to the amount of bandwidth of Flex E adjust optical network band width, can automatically in optical transfer network into
Row configured bandwidth.
Fig. 6 shows another possible structural schematic diagram of band width configuration device involved in above-described embodiment.It should
Band width configuration device includes: processor 602 and communication interface 603.Processor 602 is used for the movement to band width configuration device and carries out
Control management, for example, execute above-mentioned processing unit 401 execute the step of, and/or for execute techniques described herein its
Its process.Communication interface 603 is used to support the communication of band width configuration device Yu other network entities, for example, executing above-mentioned acquisition
The step of unit 501 executes.Band width configuration device can also include memory 601 and bus 604, and memory 601 is for storing
The program code and data of band width configuration device.
Wherein, memory 601 can be memory in base station etc., which may include volatile memory, example
Such as random access memory；The memory also may include nonvolatile memory, such as read-only memory, flash memory,
Hard disk or solid state hard disk；The memory can also include the combination of the memory of mentioned kind.
Above-mentioned processor 602 can be realization or execute to combine and various illustratively patrols described in present disclosure
Collect box, module and circuit.The processor can be central processing unit, general processor, digital signal processor, dedicated integrated
Circuit, field programmable gate array or other programmable logic device, transistor logic, hardware component or it is any
Combination.It, which may be implemented or executes, combines various illustrative logic blocks, module and electricity described in present disclosure
Road.The processor is also possible to realize the combination of computing function, such as combines comprising one or more microprocessors, number letter
Number processor and the combination of microprocessor etc..
Bus 604 can be expanding the industrial standard structure (extended industry standard
Architecture, EISA) bus etc..Bus 604 can be divided into address bus, data/address bus, control bus etc..For convenient for table
Show, only indicated with a thick line in Fig. 6, it is not intended that an only bus or a type of bus.
Through the above description of the embodiments, it is apparent to those skilled in the art that, for description
It is convenienct and succinct, only the example of the division of the above functional modules, in practical application, can according to need and will be upper
It states function distribution to be completed by different functional modules, i.e., the internal structure of device is divided into different functional modules, to complete
All or part of function described above.The specific work process of the system, apparatus, and unit of foregoing description, before can referring to
The corresponding process in embodiment of the method is stated, details are not described herein.
The embodiment of the present application provides a kind of computer program product comprising instruction, when the computer program product is being counted
When being run on calculation machine, so that the computer executes band width configuration method described in above method embodiment.
The embodiment of the present application also provides a kind of computer readable storage medium, and finger is stored in computer readable storage medium
It enables, when the network equipment executes the instruction, which executes network in method flow shown in above method embodiment and set
The standby each step executed.
Wherein, computer readable storage medium, such as electricity, magnetic, optical, electromagnetic, infrared ray can be but not limited to or partly led
System, device or the device of body, or any above combination.The more specific example of computer readable storage medium is (non-poor
The list of act) it include: the electrical connection with one or more conducting wires, portable computer diskette, hard disk, random access memory
(random access memory, RAM), read-only memory (read-only memory, ROM), erasable type may be programmed read-only
It is memory (erasable programmable read only memory, EPROM), register, hard disk, optical fiber, portable
Compact disc read-only memory (compact disc read-only memory, CD-ROM), light storage device, magnetic memory
The computer readable storage medium of part or above-mentioned any appropriate combination or any other form well known in the art.
A kind of illustrative storage medium is coupled to processor, to enable a processor to from the read information, and can be to
Information is written in the storage medium.Certainly, storage medium is also possible to the component part of processor.Pocessor and storage media can be with
In application-specific IC (application specific integrated circuit, ASIC).In the application
In embodiment, computer readable storage medium can be any tangible medium for including or store program, which can be referred to
Enable execution system, device or device use or in connection.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Change or replacement within the technical scope of the present application should all be covered within the scope of protection of this application.Therefore, this Shen
Protection scope please should be subject to the protection scope in claims.
Claims (10)
1. a kind of band width configuration method, which is characterized in that be applied in service transmission system, the service transmission system includes the
One network, the second network and terminal, the terminal passes sequentially through the first network and second network carries out business transmission；
The described method includes:
If it is determined that the network protocol of the first network is default network protocol, then first network bandwidth is obtained；Wherein, described
One network bandwidth is the network bandwidth for being traffic assignments to be transmitted in the first network；
The business to be transmitted institute in the second network is determined according to the ratio of the first network bandwidth and the first parameter preset
The number of timeslots that need to be occupied；
The second network bandwidth is determined according to the product of the number of timeslots and the second parameter preset；Wherein, second Netowrk tape
Width is the network bandwidth for being the traffic assignments to be transmitted in second network.
2. band width configuration method according to claim 1, which is characterized in that include in the business demand transmission it is described to
Service bandwidth needed for transmission services；Before obtaining first network bandwidth；The method also includes:
Obtain the service bandwidth；
Obtain multiple third network bandwidths in first network；Wherein, each third network bandwidth is respectively less than the business
Bandwidth；
If the sum of described third network bandwidth is equal to the service bandwidth, the multiple third network bandwidth is merged
To the first network bandwidth.
3. band width configuration method according to claim 1, which is characterized in that include in the business demand transmission it is described to
Service bandwidth needed for transmission services；Before obtaining first network bandwidth；The method also includes:
Obtain the service bandwidth；
Obtain multiple third network bandwidths in first network；Wherein, each third network bandwidth is respectively less than the business
Bandwidth；
If the sum of described third network bandwidth is greater than the service bandwidth, the multiple third network bandwidth is merged
To the 4th network bandwidth；And the 4th network bandwidth is split to obtain the first network bandwidth.
4. band width configuration method according to claim 1, which is characterized in that include in the business demand transmission it is described to
Service bandwidth needed for transmission services；Before obtaining first network bandwidth；The method also includes:
Obtain the service bandwidth；
The 5th network bandwidth in first network is obtained, the 5th network bandwidth is greater than the service bandwidth；
5th network bandwidth is split to obtain the first network bandwidth.
5. a kind of band width configuration device, which is characterized in that be applied in service transmission system, the service transmission system includes the
One network, the second network and terminal, the terminal passes sequentially through the first network and second network carries out business transmission；
Described device includes:
Processing unit, for if it is determined that the network protocol of the first network then obtains first network band to preset network protocol
It is wide；Wherein, the first network bandwidth is the network bandwidth for being traffic assignments to be transmitted in the first network；
The processing unit is also used to determine number of timeslots according to the ratio of the first network bandwidth and the first parameter preset；
The processing unit is also used to determine the second network bandwidth according to the product of the number of timeslots and the second parameter preset；
Wherein, second network bandwidth is the network bandwidth for being the traffic assignments to be transmitted in second network.
6. band width configuration device according to claim 5, which is characterized in that include in the business demand transmission it is described to
Service bandwidth needed for transmission services；Described device further include:
Acquiring unit, for obtaining the service bandwidth；
The acquiring unit is also used to obtain multiple third network bandwidths in first network；Wherein, each third network
Bandwidth is respectively less than the service bandwidth；
The processing unit, if being also used to the sum of described third network bandwidth equal to the service bandwidth, by the multiple the
Three network bandwidths merge to obtain the first network bandwidth.
7. band width configuration device according to claim 5, which is characterized in that include in the business demand transmission it is described to
Service bandwidth needed for transmission services；Described device further include:
Acquiring unit, for obtaining the service bandwidth；
The acquiring unit is also used to obtain multiple third network bandwidths in first network；Wherein, each third network
Bandwidth is respectively less than the service bandwidth；
The processing unit, if being also used to the sum of described third network bandwidth greater than the service bandwidth, by the multiple the
Three network bandwidths merge to obtain the 4th network bandwidth；And the 4th network bandwidth is split to obtain described first
Network bandwidth.
8. band width configuration device according to claim 5, which is characterized in that include in the business demand transmission it is described to
Service bandwidth needed for transmission services；Described device further include:
Acquiring unit, for obtaining the service bandwidth；
The acquiring unit, is also used to obtain the 5th network bandwidth in first network, and the 5th network bandwidth is greater than described
Service bandwidth；
The processing unit is also used to split to obtain the first network bandwidth the 5th network bandwidth.
9. a kind of band width configuration device, which is characterized in that the band width configuration device includes: processor and memory；Wherein, it deposits
For reservoir for storing one or more programs, which includes computer executed instructions, when the band width configuration fills
When setting operation, processor executes the computer executed instructions of memory storage, so that the band width configuration device perform claim
It is required that the band width configuration method described in one of any in 1 to 4.
10. a kind of computer readable storage medium, it is stored with instruction in computer readable storage medium, is referred to when computer executes this
When enabling, the computer execute it is one of any in the claims 1 to 4 described in band width configuration method.
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