CN110267130A - A kind of remote configuring method and device of the optical network unit based on SDN - Google Patents
A kind of remote configuring method and device of the optical network unit based on SDN Download PDFInfo
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- CN110267130A CN110267130A CN201910583850.1A CN201910583850A CN110267130A CN 110267130 A CN110267130 A CN 110267130A CN 201910583850 A CN201910583850 A CN 201910583850A CN 110267130 A CN110267130 A CN 110267130A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
Abstract
The present invention provides the remote configuring methods and device of a kind of optical network unit based on SDN, which comprises optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, the information of the optical network unit to be registered is identified by the first optical network unit sequence number；The IP address of the SDN controller is configured on the optical line terminal；The optical network unit to be registered sends first message to the IP address, and the first message is registered for requesting to the SDN controller；According to the first optical network unit sequence number and the first message, judge the optical network unit to be registered whether on the SDN controller configuration successful.SDN controller is realized to the Remote configuration and management of ONT Optical Network Terminal ONU, greatly reduces the dependence to OLT device, the purchase cost of OLT device is reduced, and be based on SDN technology, greatly shortens the technical effect of the development cycle of POL system new business.
Description
Technical field
The present invention relates to the remote of passive optical network technique field more particularly to a kind of optical network unit based on SDN technology
Journey configuration method and device.
Background technique
Passive optical network is generally by optical line terminal (OLT:Optical Line Terminal) and optical network unit
(ONU:Optical Network Unit) composition.This set system can be applied in enterprise network, for enterprise network provide with
Too two layer service of net, this system are known as POL (Passive Optical LAN).In POL system, OLT is responsible in core net
Side provides the convergence and distribution of two layer services, and ONU is responsible for providing the access and convergence of two layer services in user side, while in enterprise
In network, it usually needs ONU equipment supports the function of PoE (Power over Ethernet).
In passive optical network, OLT passes through OMCI (ONU Management and Control Interface)
The up to a hundred or even thousands of ONU equipments hung under consultative management.G.988, it is fixed that the format and process of OMCI agreement are standardized by ITU-T
Justice, G.988 agreement of the agreement as a standard, OLT and ONU equipment should all abide by this agreement.G.988 agreement is in order to adapt to
The application demand of ONU defines management, configuration and the agreement for monitoring ONU.But the content of these protocol definitions is provided to adapt to
Public function, therefore some can not be found G.988 agreement suitable for special screne and the function of requirement.It is this special
It is required that it is especially prominent in POL system, such as OLT needs to inquire and configures PoE function, OLT can not be managed and be configured on ONU and be
The specific function for adapting to different enterprise requirements and developing.
Summary of the invention
The embodiment of the invention provides the remote configuring methods and device of a kind of optical network unit based on SDN technology, can
To realize in the case where OLT function peculiar without special development support POL, passes through the existing standard universal function of OLT and solve
POL system automatically configures the automated validation of optical network unit, has reached the zero configuration in POL system to optical network unit
Dress ability is put, accomplished rapid deployment, avoided the problem of artificial configuration error.Simultaneously by introducing SDN technology to POL system
In, it not only may be implemented to the long-range control of optical network unit and configuration feature, while also can be convenient efficiently completion POL industry
The exploitation and deployment ability of business.It can not unrestricted choice OLT based on existing passive optical-fiber network technology ONU equipment manufacturer to solve
Equipment, and when POL system develops new business, it needs ONU and OLT to simultaneously participate in, to cause the business development period long, manages
Complicated problem.
In view of the above problems, the embodiment of the present application is proposed in order to provide a kind of optical network unit based on SDN technology
Remote configuring method and device.
In a first aspect, the remote configuring method of the present invention provides a kind of optical network unit (ONU) based on SDN, described
After method includes: optical network unit (ONU) registration to OLT device, OLT by standard OMCI message send the IP address of SDN controller to
Optical network unit；Increase the information of optical network unit to be registered on SDN controller simultaneously, the optical network unit to be registered
Information is identified by the first optical network unit sequence number；The optical network unit to be registered is in the IP for obtaining SDN controller
Behind address, Xiang Suoshu IP address sends first message, and the first message is registered for requesting to the SDN controller；
According to the first optical network unit sequence number and the first message, judge the optical network unit to be registered whether can
Configuration successful on the SDN controller.
Preferably, increase the information of the optical network unit to be registered, the optical-fiber network to be registered on the SDN controller
The information of unit is identified by optical network unit sequence number, comprising: obtains the first privately owned MD5 algorithm；According to described first
Privately owned MD5 algorithm obtains the first MD5 value, wherein the first MD5 value is the SDN controller and the optical-fiber network to be registered
The preset MD5 value of unit.Preferably, the optical network unit to be registered sends first message to the IP address, comprising:
According to the first message, the second optical network unit sequence number is obtained；According to the second optical network unit sequence number, the is obtained
Two privately owned MD5 algorithms；According to the described second privately owned MD5 algorithm, the 2nd MD5 value is obtained.
Preferably, described according to the first optical network unit sequence number and the first message, judge described to be registered
Optical network unit whether can on the SDN controller configuration successful, comprising: judge the first MD5 value and described second
Whether MD5 value is identical；If the first MD5 value is different from the 2nd MD5 value, determine that the optical network unit to be registered exists
Configuration failure on the SDN controller；If the first MD5 value is identical as the 2nd MD5 value, the light to be registered is determined
Network unit is legal optical network unit, obtains serial number data library；It whether there is according to the first MD5 value in the sequence
In number library, judge the optical network unit to be registered whether on the SDN controller configuration successful.
Preferably, described to whether there is in the serial number data library according to the first MD5 value, judgement is described wait infuse
Volume optical network unit whether can on the SDN controller configuration successful, comprising: judge that the first MD5 value whether there is
In the serial number data library；If the first MD5 value is present in the serial number data library, the SDN controller
The first response message is sent to the optical network unit to be registered, informs the optical network unit (ONU) registration success to be registered；If
The first MD5 value is not present in the serial number data library, and the SDN controller is sent out to the optical network unit to be registered
The first error messages are sent, inform the optical network unit (ONU) registration failure to be registered.
Preferably, described according to the first optical network unit sequence number and the first message, judge described to be registered
Whether optical network unit is on the SDN controller after configuration successful, comprising: obtains standard Openflow agreement；According to institute
Standard Openflow agreement is stated, the optical network unit to be registered and the SDN controller carry out message exchange.
Second aspect, the present invention provides a kind of remote configuration device of optical network unit based on SDN, described device packets
It includes:
First issuance unit, first issuance unit issue the IP address data of SDK controller for optical line terminal
To optical network unit；
First adding unit, first adding unit is for increasing the letter of optical network unit to be registered on SDN controller
Breath, the information of the optical network unit to be registered are identified by the first optical network unit sequence number；
First configuration unit, first configuration unit on the optical line terminal for configuring the SDN controller
IP address；
First transmission unit, first transmission unit are sent for the optical network unit to be registered to the IP address
First message, the first message are registered for requesting to the SDN controller；
First judging unit, first judging unit are used for according to the first optical network unit sequence number and described the
One message, judge the optical network unit to be registered whether can on the SDN controller configuration successful.
Preferably, first adding unit includes:
First obtains unit, the first obtains unit is for obtaining the first privately owned MD5 algorithm；
Second obtaining unit, second obtaining unit are used to obtain the first MD5 according to the described first privately owned MD5 algorithm
Value, wherein the first MD5 value is the SDN controller and the preset MD5 value of optical network unit to be registered.
Preferably, first transmission unit includes:
Third obtaining unit, the third obtaining unit are used to obtain the second optical network unit according to the first message
Sequence number；
4th obtaining unit, the 4th obtaining unit are used for according to the second optical network unit sequence number, obtain the
Two privately owned MD5 algorithms；
5th obtaining unit, the 5th obtaining unit are used to obtain the 2nd MD5 according to the described second privately owned MD5 algorithm
Value.
Preferably, first judging unit includes:
Second judgment unit, the second judgment unit is for judging whether are the first MD5 value and the 2nd MD5 value
It is identical；
First determination unit, if first determination unit is used for the first MD5 value and the 2nd MD5 value not
Together, the optical network unit to be registered configuration failure on the SDN controller is determined；
Second determination unit, if second determination unit is used for the first MD5 value and the 2nd MD5 value phase
Together, it determines that the optical network unit to be registered is legal optical network unit, obtains serial number data library；
Third judging unit, the third judging unit are used to whether there is according to the first MD5 value in the sequence
In number library, judge the optical network unit to be registered whether can on the SDN controller configuration successful.
Preferably, the third judging unit includes:
4th judging unit, the 4th judging unit is for judging that the first MD5 value whether there is in the sequence
In number library；
Second transmission unit, if second transmission unit is present in the serial number for the first MD5 value
According in library, the SDN controller sends the first response message to the optical network unit to be registered, informs the light net to be registered
The success of network unit (ONU) registration；
Third transmission unit, if the third transmission unit is not present in the sequence number for the first MD5 value
In database, the SDN controller sends the first error messages to the optical network unit to be registered, informs the light to be registered
Network unit registration failure.
Preferably, described device further include:
First crosspoint, first crosspoint is used for according to the standard Openflow agreement, described to be registered
Optical network unit and the SDN controller carry out message exchange.
The third aspect, the present invention provides a kind of remote configuration devices of optical network unit based on SDN, including storage
Device, processor and storage on a memory and the computer program that can run on a processor, the processor execution journey
It is performed the steps of when sequence
Optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, it is described wait infuse
The information of volume optical network unit is identified by the first optical network unit sequence number；On the optical line terminal described in configuration
The IP address of SDN controller；The optical network unit to be registered sends first message to the IP address, and the first message is used
It is registered in request to the SDN controller；According to the first optical network unit sequence number and the first message, judgement
The optical network unit to be registered whether on the SDN controller configuration successful.
Fourth aspect, the present invention provides a kind of computer readable storage mediums, are stored thereon with computer program, the journey
It is performed the steps of when sequence is executed by processor
Optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, it is described wait infuse
The information of volume optical network unit is identified by the first optical network unit sequence number；On the optical line terminal described in configuration
The IP address of SDN controller；The optical network unit to be registered sends first message to the IP address, and the first message is used
It is registered in request to the SDN controller；According to the first optical network unit sequence number and the first message, judgement
The optical network unit to be registered whether on the SDN controller configuration successful.
Said one or multiple technical solutions in the embodiment of the present application at least have following one or more technology effects
Fruit:
The remote configuring method and device of a kind of optical network unit based on SDN provided in an embodiment of the present invention, the side
Method includes: optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, it is described wait infuse
The information of volume optical network unit is identified by the first optical network unit sequence number；On the optical line terminal described in configuration
The IP address of SDN controller；The optical network unit to be registered sends first message to the IP address, and the first message is used
It is registered in request to the SDN controller；According to the first optical network unit sequence number and the first message, judgement
The optical network unit to be registered whether on the SDN controller configuration successful.
POL system may be implemented by this method to the automated validation of optical network unit, the functions such as automatically configure, thus
POL system is reached and dress ability is put to the zero configuration of optical network unit.The realization of this zero configuration ability, on the one hand can accomplish
Quick deployment, on the other hand also reduces human cost, while decreasing the possibility of artificial configuration error.
Simultaneously by being introduced into SDN technology into POL system, not only may be implemented it is existing to optical network unit it is long-range control with
Configuration feature, while also can be convenient and efficiently realizing data service exploitation and centralized control, greatly improve opening for POL business
Hair ability and adaptability to different application scene.
And solve can not unrestricted choice based on existing passive optical-fiber network technology ONU equipment manufacturer for this implementation
OLT device, and when POL system develops new business, need ONU and OLT to simultaneously participate in, thus cause the business development period long,
The problem of complex management.The ability that can develop and dispose POL system based on device of optical network unit quotient is realized, is reduced pair
The dependence of OLT device.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
Fig. 1 shows for the process of the remote configuring method of the optical network unit based on SDN technology a kind of in the embodiment of the present invention
It is intended to；
Fig. 2 shows for the structure of the remote configuration device of the optical network unit based on SDN technology a kind of in the embodiment of the present invention
It is intended to；
Fig. 3 is the structure of the remote configuration device of optical network unit of the another kind based on SDN technology in the embodiment of the present invention
Schematic diagram；
Fig. 4 is a kind of remote configuration system figure of the optical network unit based on SDN technology in the embodiment of the present invention.
Description of symbols: the first issuance unit 11, the first adding unit 12, the first configuration unit 13, first sends list
Member 14, the first judging unit 15, bus 300, receiver 301, processor 302, transmitter 303, memory 304, bus interface
306。
Specific embodiment
The embodiment of the invention provides the remote configuring methods and device of a kind of optical network unit based on SDN technology, can
To realize in the case where OLT function peculiar without special development support POL, passes through the existing standard universal function of OLT and solve
POL system automatically configures the automated validation of optical network unit, realizes the zero configuration in POL system to optical network unit
Dress function is put, accomplished rapid deployment, avoided the problem of artificial configuration error.Simultaneously by introducing SDN technology to POL system
In, it not only may be implemented to the long-range control of optical network unit and configuration feature, while also can be convenient efficiently completion POL industry
The exploitation and deployment ability of business.It can not unrestricted choice OLT based on existing passive optical-fiber network technology ONU equipment manufacturer to solve
Equipment, and when POL system develops new business, it needs ONU and OLT to simultaneously participate in, to cause the business development period long, manages
Complicated problem.The ability that can develop and dispose POL system based on device of optical network unit quotient is realized, is reduced to OLT
The dependence of equipment.
Technical solution general thought provided by the invention is as follows:
Optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, it is described wait infuse
The information of volume optical network unit is identified by the first optical network unit sequence number；On the optical line terminal described in configuration
The IP address of SDN controller；The optical network unit to be registered sends first message to the IP address, and the first message is used
It is registered in request to the SDN controller；According to the first optical network unit sequence number and the first message, judgement
The optical network unit to be registered whether on the SDN controller configuration successful.POL system pair is realized in this way
The automated validation of optical network unit, automatically configures function, has reached and has put dress energy in zero configuration of the POL system to optical network unit
Power.Simultaneously by being introduced into SDN technology into POL system, long-range control and configuration function to optical network unit not only may be implemented
Can, while also can be convenient the exploitation for efficiently completing POL business and deployment ability.To solve based on existing passive light net
Network technology ONU equipment manufacturer can not unrestricted choice OLT device, and POL system develop new business when, need ONU and OLT simultaneously
It participates in, to cause the business development period long, the problem of complex management.Realizing can be developed based on device of optical network unit quotient
With the ability of deployment POL system, the dependence to OLT device is reduced.
Technical solution of the present invention is described in detail below by attached drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the absence of conflict, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
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.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Embodiment one
Fig. 1 shows for the process of the remote configuring method of the optical network unit based on SDN technology a kind of in the embodiment of the present invention
It is intended to.As shown in Figure 1, the embodiment of the invention provides a kind of remote configuring method of optical network unit based on SDN technology, institute
The method of stating includes:
Step 110: optical line terminal down distributing configuration data；
Specifically, a kind of remote configuring method for optical network unit based on SDN technology that the embodiment of the present invention proposes,
Remote configuration and management to the optical network unit ONU is realized using the network architecture of the focus control mode of SDN technology
Function, this mode are led between the optical line terminal OLT and the optical network unit ONU based on traditional PON network structure
OMCI protocol realization general business configuration and management are crossed, as shown in figure 4, on this basis, in the optical network unit ONU side
Increasing OVS functional module can be in the optical-fiber network list since the OVS functional module is extremely strong to the control of data flow
Realize many business functions from two layers to seven layers of data service increase the SDN in network side in cloud platform on first ONU
Controller can realize the SDN control based on Openflow agreement between the OVS functional module and the SDN controller
Device processed is to the Remote configuration and management function of the optical network unit ONU, since the SDN controller can be integrated very easily
In in publicly-owned cloud platform, can quickly realizing the remotely control to POL system in this way, and SDN controller can be with
Multiple POL systems are managed, the centralized management to POL system had both been realized, save the O&M cost of enterprise customer, while
Facilitate after-sales service of the device manufacturer to product.In embodiments of the present invention, the optical network unit ONU supports OVS function mould
Block is interacted between the OVS functional module and the SDN controller based on Openflow agreement, so that the SDN is controlled
Device can remotely understand the traffic flow information of the optical network unit ONU, and then the SDN controller is based on to this network
Understand, the data forwarding of the optical network unit ONU can be directly controlled by the Openflow agreement, to realize to institute
The Service control for stating optical network unit ONU greatly reduces the dependence to OLT device, reduce the buying of OLT device at
This, and it is based on SDN technology, greatly shorten the technical effect of the development cycle of POL system new business.Wherein, described to be based on SDN
The remote configuring method of optical network unit specifically include: the optical network unit ONU described first needs to be registered to the optical link
On terminal OLT, then the optical line terminal OLT is needed to the SDN controller down distributing configuration data and other business
Configuration data, this configuration process are the configuration flow of basic PON system, no particular/special requirement.
Increase the information of optical network unit to be registered on step 120:SDN controller, the optical network unit to be registered
Information is identified by the first optical network unit sequence number；
Further, increase the information of the optical network unit to be registered, the light net to be registered on the SDN controller
The information of network unit is identified by optical network unit sequence number, comprising: obtains the first privately owned MD5 algorithm；According to described
One privately owned MD5 algorithm obtains the first MD5 value, wherein the first MD5 value is the SDN controller and the light net to be registered
The preset MD5 value of network unit.
Specifically, increasing the information of optical network unit ONU to be registered on the SDN controller, wherein described wait infuse
The information of volume optical network unit ONU can be identified by its equipment Serial Number, if having the M optical network units to be registered
ONU just correspondingly increases the information of the M optical network unit ONUs to be registered on the SDN controller, described in realizing
Remote configuration and management of the SDN controller to the M optical network unit ONUs to be registered.Specifically, the SDN controller and
A first privately owned MD5 algorithm is all pre-set between the optical network unit ONU to be registered, it is privately owned by described first
MD5 algorithm obtains the first MD5 value, wherein the sequence number of an optical network unit to be registered corresponding one unique described
First MD5 value.
Step 130: the IP address of the SDN controller is configured on the optical line terminal；
Step 140: the optical network unit to be registered sends first message to the IP address, and the first message is used for
It requests to be registered to the SDN controller；
Further, the optical network unit to be registered sends first message to the IP address, comprising: according to described the
One message obtains the second optical network unit sequence number；According to the second optical network unit sequence number, the second privately owned MD5 is obtained
Algorithm；According to the described second privately owned MD5 algorithm, the 2nd MD5 value is obtained.
Specifically, pass through the IP address of SDN controller described in OMCI message arrangement in the optical line terminal OLT,
The IP address is sent to the optical network unit OUN to be registered by IPHost message, then the optical-fiber network list to be registered
First OUN sends first message to the IP address, wherein and the first message is the Hello message based on Openflow agreement,
For being registered to SDN controller request；The second privately owned optical network unit sequence is added in the first message
Number and the 2nd MD5 value, wherein the 2nd MD5 value be according to the second optical network unit sequence number, it is privately owned by second
What MD5 algorithm calculated, in short, the second optical network unit sequence number and the 2nd MD5 value one-to-one correspondence, i.e. institute
Optical network unit ONU is stated by way of increasing proprietary encryption information in Hello message, and then ensures the optical-fiber network list
First ONU it can be found that correctly the SDN controller, and guarantee simultaneously the SDN controller and can by authenticate the light
Network unit ONU carries out data interaction, that is, realizes the technical effect that optical network unit ONU finds SDN controller automatically.
Step 150: according to the first optical network unit sequence number and the first message, judging the light net to be registered
Network unit whether on the SDN controller configuration successful.
Further, described according to the first optical network unit sequence number and the first message, judgement is described wait infuse
Volume optical network unit whether on the SDN controller configuration successful, comprising: judge the first MD5 value and the 2nd MD5
Whether identical it is worth；If the first MD5 value is different from the 2nd MD5 value, determine the optical network unit to be registered in institute
State configuration failure on SDN controller；If the first MD5 value is identical as the 2nd MD5 value, the light net to be registered is determined
Network unit is legal optical network unit, obtains serial number data library；It whether there is according to the first MD5 value in the sequence number
In database, judge the optical network unit to be registered whether on the SDN controller configuration successful.
Specifically, when the SDN controller receives the first information that the optical network unit OUN to be registered is sent
Afterwards, i.e., after the described SDN controller receives the Hello message, then judge the first MD5 value and the 2nd MD5 value
It is whether identical, if the first MD5 value is different from the 2nd MD5 value, determine the optical network unit to be registered described
Configuration failure on SDN controller；If the first MD5 value is identical as the 2nd MD5 value, the optical-fiber network to be registered is determined
Unit is a legal optical network unit, obtains serial number data library；And then judge that the first MD5 value whether there is in institute
It states in serial number data library, further judges whether the optical network unit to be registered is configured on the SDN controller
Function.
Further, described to whether there is in the serial number data library according to the first MD5 value, judgement it is described to
Register optical network unit whether on the SDN controller configuration successful, comprising: judge the first MD5 value with the presence or absence of in
In the serial number data library；If the first MD5 value is present in the serial number data library, the SDN controller to
The optical network unit to be registered sends the first response message, informs the optical network unit (ONU) registration success to be registered；If institute
It states the first MD5 value to be not present in the serial number data library, the SDN controller is sent to the optical network unit to be registered
First error messages inform the optical network unit (ONU) registration failure to be registered.
Specifically, judging that the first MD5 value whether there is in the serial number data library；If described first
MD5 value is present in the serial number data library, and the SDN controller sends first to the optical network unit ONU to be registered
Response message, wherein first response message is the Reply message of the Hello, for informing the optical-fiber network to be registered
Unit ONU succeeds in registration, and this completes a complete register flow paths；If the first MD5 value is not present in described
In serial number data library, the SDN controller sends the first error messages to the optical network unit to be registered, wherein described
First error information is for informing the optical network unit (ONU) registration to be registered failure, and the reason of carry registration failure.
Further, described according to the first optical network unit sequence number and the first message, judgement is described wait infuse
Whether volume optical network unit is on the SDN controller after configuration successful, comprising: obtains standard Openflow agreement；According to
The standard Openflow agreement, the optical network unit to be registered and the SDN controller carry out message exchange.
Specifically, after the optical network unit ONU to be registered succeeds in registration on the SDN controller, it is described
The measured Openflow agreement of interacting message of the optical network unit ONU to be registered between the SDN controller carries out.By
These can be all used in the considerable data service controlling behavior of the OPenflow protocol definition, thus in POL system
Function.For example, the OFPT_SET_CONFIG message of extension Openflow can be passed through.Specifically, in the OFPT_SET_ of standard
In CONFIG message, 128 bytes or a longer minor structure is added, this minor structure uses the message definition side of TLV
Method, by defining multiple sub- type of messages, SDN controller may be used for configuring one that Openflow agreement is not supported to ONU
A little particular services.It can realize matching for the optical network unit ONU particular service that do not support the Openflow agreement
It sets, such as POE function etc.；It is same to pass through extension OFPT_STATUS message, to realize the period to the optical network unit ONU
Property monitoring.Further, since the requirement of different business to business networks is multifarious, and traditional POL system is in exploitation new business
When, it is typically necessary the optical line terminal OLT and the optical network unit ONU simultaneously participates in, and to formulate privately owned
OMCI agreement realizes management function, to cause the development cycle very long.And the embodiment of the present invention is based on SDN technology, it is only necessary to
The Openflow agreement, which is transformed, can easily realize the exploitation of new business, highly shortened opening for new business in this way
Send out the period.
Embodiment two
Based on invention structure same as the remote configuring method of the optical network unit based on SDN a kind of in previous embodiment
Think, the present invention also provides a kind of remote configuration devices of optical network unit based on SDN, as shown in Fig. 2, described device includes:
First issuance unit 11, first issuance unit 11 are used for optical line terminal down distributing configuration data；
First adding unit 12, first adding unit 12 is for increasing optical network unit to be registered on SDN controller
Information, the information of the optical network unit to be registered is identified by the first optical network unit sequence number；
First configuration unit 13, first configuration unit 13 on the optical line terminal for configuring the SDN control
The IP address of device processed；
First transmission unit 14, first transmission unit 14 are used for the optical network unit to be registered to the IP address
First message is sent, the first message is registered for requesting to the SDN controller；
First judging unit 15, first judging unit 15 are used for according to the first optical network unit sequence number and institute
State first message, judge the optical network unit to be registered whether on the SDN controller configuration successful.
Further, first adding unit 12 includes:
First obtains unit, the first obtains unit is for obtaining the first privately owned MD5 algorithm；
Second obtaining unit, second obtaining unit are used to obtain the first MD5 according to the described first privately owned MD5 algorithm
Value, wherein the first MD5 value is the SDN controller and the preset MD5 value of optical network unit to be registered.
Further, first transmission unit 14 includes:
Third obtaining unit, the third obtaining unit are used to obtain the second optical network unit according to the first message
Sequence number；
4th obtaining unit, the 4th obtaining unit are used for according to the second optical network unit sequence number, obtain the
Two privately owned MD5 algorithms；
5th obtaining unit, the 5th obtaining unit are used to obtain the 2nd MD5 according to the described second privately owned MD5 algorithm
Value.
Further, first judging unit 15 includes:
Second judgment unit, the second judgment unit is for judging whether are the first MD5 value and the 2nd MD5 value
It is identical；
First determination unit, if first determination unit is used for the first MD5 value and the 2nd MD5 value not
Together, the optical network unit to be registered configuration failure on the SDN controller is determined；
Second determination unit, if second determination unit is used for the first MD5 value and the 2nd MD5 value phase
Together, it determines that the optical network unit to be registered is legal optical network unit, obtains serial number data library；
Third judging unit, the third judging unit are used to whether there is according to the first MD5 value in the sequence
In number library, judge the optical network unit to be registered whether on the SDN controller configuration successful.
Further, the third judging unit includes:
4th judging unit, the 4th judging unit is for judging that the first MD5 value whether there is in the sequence
In number library；
Second transmission unit, if second transmission unit is present in the serial number for the first MD5 value
According in library, the SDN controller sends the first response message to the optical network unit to be registered, informs the light net to be registered
The success of network unit (ONU) registration；
Third transmission unit, if the third transmission unit is not present in the sequence number for the first MD5 value
In database, the SDN controller sends the first error messages to the optical network unit to be registered, informs the light to be registered
Network unit registration failure.
Further, described device further include:
6th obtaining unit, the 6th obtaining unit is for obtaining standard Openflow agreement；
First crosspoint, first crosspoint is used for according to the standard Openflow agreement, described to be registered
Optical network unit and the SDN controller carry out message exchange.
The various change side of one of 1 embodiment one of the earlier figures remote configuring method of the optical network unit based on SDN
Formula and specific example are equally applicable to a kind of remote configuration device of optical network unit based on SDN of the present embodiment, by preceding
A kind of detailed description of the remote configuring method to optical network unit based on SDN is stated, those skilled in the art can be clear
A kind of implementation method of the remote configuration device of the optical network unit based on SDN technology in the present embodiment is known, so in order to say
Bright book it is succinct, this will not be detailed here.
Embodiment three
It is similarly invented based on the remote configuring method with the optical network unit based on SDN technology a kind of in previous embodiment
Design, the present invention also provides a kind of remote configuration devices of optical network unit based on SDN technology, are stored thereon with computer journey
Sequence, the program realize a kind of remote configuring method of optical network unit based on SDN technology described previously when being executed by processor
Either method the step of.
Wherein, in Fig. 3, bus architecture (is represented) with bus 300, and bus 300 may include any number of interconnection
Bus and bridge, bus 300 will include the one or more processors represented by processor 302 and what memory 304 represented deposits
The various circuits of reservoir link together.Bus 300 can also will peripheral equipment, voltage-stablizer and management circuit etc. it
Various other circuits of class link together, and these are all it is known in the art, therefore, no longer carry out further to it herein
Description.Bus interface 306 provides interface between bus 300 and receiver 301 and transmitter 303.Receiver 301 and transmitter
303 can be the same element, i.e. transceiver, provide the unit for communicating over a transmission medium with various other devices.
Processor 302 is responsible for management bus 300 and common processing, and memory 304 can be used for storage processor
302 when executing operation used data.
Example IV
Method based on the Remote configuration with the optical network unit based on SDN technology a kind of in previous embodiment is similarly sent out
Bright design, the present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, and the program is by processor
It is performed the steps of when execution
Optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, it is described wait infuse
The information of volume optical network unit is identified by the first optical network unit sequence number；On the optical line terminal described in configuration
The IP address of SDN controller；The optical network unit to be registered sends first message to the IP address, and the first message is used
It is registered in request to the SDN controller；According to the first optical network unit sequence number and the first message, judgement
The optical network unit to be registered whether on the SDN controller configuration successful.
In the specific implementation process, when which is executed by processor, method either can also be realized in embodiment one
Step.
Said one or multiple technical solutions in the embodiment of the present application at least have following one or more technology effects
Fruit:
The remote configuring method and device of a kind of optical network unit based on SDN technology provided in an embodiment of the present invention, institute
The method of stating includes: optical line terminal down distributing configuration data；Increase the information of optical network unit to be registered on SDN controller, it is described
The information of optical network unit to be registered is identified by the first optical network unit sequence number；It is configured on the optical line terminal
The IP address of the SDN controller；The optical network unit to be registered sends first message to the IP address, and described first disappears
Breath is registered for requesting to the SDN controller；According to the first optical network unit sequence number and the first message,
Judge the optical network unit to be registered whether on the SDN controller configuration successful.POL system is realized in this way
The automated validation united to optical network unit, automatically configures function, has reached and put dress in zero configuration of the POL system to optical network unit
Ability.Simultaneously by being introduced into SDN technology into POL system, long-range control and configuration to optical network unit not only may be implemented
Function, while also can be convenient the exploitation for efficiently completing POL business and deployment ability.To solve based on existing passive light
Network technology ONU equipment manufacturer can not unrestricted choice OLT device, and POL system develop new business when, need ONU and OLT same
When participate in, to cause the business development period long, the problem of complex management.Realizing can be opened based on device of optical network unit quotient
The ability of hair and deployment POL system, reduces the dependence to OLT device.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of remote configuring method of the optical network unit based on SDN, which is characterized in that the described method includes:
ONU is registered to OLT, and OLT issues SDN controller IP address to ONU；
Increase the information of optical network unit to be registered on SDN controller, the information of the optical network unit to be registered passes through first
Optical network unit sequence number is identified；
The IP address of optical network unit to be registered (ONU) the Xiang Suoshu SDN controller sends first message, the first message
For requesting to be registered to the SDN controller；
According to the first optical network unit sequence number and the first message, judge that the optical network unit to be registered whether can
It is enough legal to be registered on the SDN controller.
2. the method as described in claim 1, which is characterized in that increase the optical-fiber network list to be registered on the SDN controller
The information of first (ONU), the information of the optical network unit to be registered are identified by optical network unit sequence number, comprising:
Obtain the first privately owned MD5 algorithm；
According to the described first privately owned MD5 algorithm, obtain the first MD5 value, wherein the first MD5 value be the SDN controller with
The preset MD5 value of optical network unit to be registered.
3. method according to claim 2, which is characterized in that the optical network unit to be registered sends the to the IP address
One message, comprising:
According to the first message, the second optical network unit sequence number is obtained；
According to the second optical network unit sequence number, the second privately owned MD5 algorithm is obtained；
According to the described second privately owned MD5 algorithm, the 2nd MD5 value is obtained.
4. method as claimed in claim 3, which is characterized in that described according to the first optical network unit sequence number and described
First message, judge the optical network unit to be registered whether on the SDN controller configuration successful, comprising:
Judge whether the first MD5 value and the 2nd MD5 value are identical；
If the first MD5 value is different from the 2nd MD5 value, determine that the optical network unit to be registered is controlled in the SDN
Configuration failure on device processed；
If the first MD5 value is identical as the 2nd MD5 value, determine that the optical network unit to be registered is legal optical-fiber network
Unit obtains serial number data library；
It whether there is in the serial number data library according to the first MD5 value, judge that the optical network unit to be registered is
The no configuration successful on the SDN controller.
5. method as claimed in claim 4, which is characterized in that described to whether there is according to the first MD5 value in the sequence
In row number database, judge the optical network unit to be registered whether on the SDN controller configuration successful, comprising:
Judge that the first MD5 value whether there is in the serial number data library；
If the first MD5 value is present in the serial number data library, the SDN controller is to the optical-fiber network to be registered
Unit sends the first response message, informs the optical network unit (ONU) registration success to be registered；
If the first MD5 value is not present in the serial number data library, the SDN controller is to the light net to be registered
Network unit sends the first error messages, informs the optical network unit (ONU) registration failure to be registered.
6. the method as described in claim 1, which is characterized in that described according to the first optical network unit sequence number and described
Whether first message judges the optical network unit to be registered on the SDN controller after configuration successful, comprising:
Acquisition standard Openflow agreement；
According to the standard Openflow agreement, the optical network unit to be registered and the SDN controller carry out message exchange.
7. a kind of remote configuration device of the optical network unit based on SDN, which is characterized in that described device includes:
First issuance unit, first issuance unit are used for optical line terminal down distributing configuration data；
First adding unit, first adding unit is for increasing the information of optical network unit to be registered, institute on SDN controller
The information for stating optical network unit to be registered is identified by the first optical network unit sequence number；
First configuration unit, first configuration unit are used to configure the IP of the SDN controller on the optical line terminal
Address；
First transmission unit, first transmission unit send first to the IP address for the optical network unit to be registered
Message, the first message are registered for requesting to the SDN controller；
First judging unit, first judging unit according to the first optical network unit sequence number and described first for disappearing
Breath, judge the optical network unit to be registered whether on the SDN controller configuration successful.
8. a kind of remote configuration device of the optical network unit based on SDN, including memory, processor and storage are on a memory
And the computer program that can be run on a processor, which is characterized in that the processor realizes following step when executing described program
It is rapid:
Optical line terminal down distributing configuration data；
Increase the information of optical network unit to be registered on SDN controller, the information of the optical network unit to be registered passes through first
Optical network unit sequence number is identified；
The IP address of the SDN controller is configured on the optical line terminal；
The optical network unit to be registered sends first message to the IP address, and the first message is for requesting to described
SDN controller is registered；
According to the first optical network unit sequence number and the first message, judge the optical network unit to be registered whether
Configuration successful on the SDN controller.
9. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is held by processor
It is performed the steps of when row
Optical line terminal down distributing configuration data；
Increase the information of optical network unit to be registered on SDN controller, the information of the optical network unit to be registered passes through first
Optical network unit sequence number is identified；
The IP address of the SDN controller is configured on the optical line terminal；
The optical network unit to be registered sends first message to the IP address, and the first message is for requesting to described
SDN controller is registered；
According to the first optical network unit sequence number and the first message, judge the optical network unit to be registered whether
Configuration successful on the SDN controller.
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Application publication date: 20190920 |