CN105992076A - Resource reporting method, system and device of optical transport network (OTN) - Google Patents
Resource reporting method, system and device of optical transport network (OTN) Download PDFInfo
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- CN105992076A CN105992076A CN201510044997.5A CN201510044997A CN105992076A CN 105992076 A CN105992076 A CN 105992076A CN 201510044997 A CN201510044997 A CN 201510044997A CN 105992076 A CN105992076 A CN 105992076A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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Abstract
The present invention provides a resource reporting method, system and device of an OTN, wherein the method comprises the steps of using an OTN equipment adapter to obtain the node resource information and/or link resource information from the network nodes of the OTN, wherein the OTN equipment adapter is located between the network nodes and a software defined network (SDN) controller; using the OTN equipment adapter to report the node resource information and/or link resource information to the SDN controller. By the above technical scheme provided by the present invention, the problem in a relevant technology that the SDN can not control the resources under an OTN model, is solved, the access of the OTN in an SDN is realized, and the adaption and management capability of the SDN is enhanced.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of optical transport network (Optical Transport Network,
Referred to as OTN) resource reporting method, system and device.
Background technology
OTN concept and overall technology framework are by long-range standardization body of International Telecommunication Union in 1998
(International Telecommunication and Standardization Sector, referred to as ITU.T) formally proposes,
As the PDH that continues (Plesiochronous Digital Hierarchy, referred to as PDH), software defined network
New-generation digital light tranmission techniques system after (Software Defined Network, referred to as SDN).Its standard body
System is gradually improved, and has the most formed a series of framework standard.OTN technology includes the integral framework of photosphere and electric layer
Structure, each layer network have corresponding management and monitoring mechanism, photosphere be wavelength exchange, electric layer is time gas exchange, photosphere and
Electric layer all has network survivability mechanism.OTN technology can provide powerful OAM(Operation Administration Maintenance), and can realize up to 6
Series-connection monitoring (Tandem Connection Monitoring, the referred to as TCM) function of level, it is provided that perfect
Performance and malfunction monitoring function.
SDN is a kind of novel network architecture, and its design concept is network-based control plane to be entered with data Forwarding plane
Row separates, and realizes programmable control.Generally SDN framework abstract definition is become three layers: ground floor is to forward
Face entity, including the various software and hardware assemblies realizing this forwarding capability；The second layer is to carry out for ground floor Delivery Function
Management and the entity controlled, third layer is application and service based on front two-layer basic network.Interface between front two-layer claims
The southbound interface for SDN, current OpenFlow agreement is the popular protocol of southbound interface, has the strongest expression energy
Power, adaptable.
OpenFlow agreement is a kind of bag (Packet) switching technology, and this technology is proposed by Stanford University the earliest, it is intended to base
In existing transmission control protocol (Transfer Control Protocol, be called for short TCP)/Internet protocol (Internet Protocol,
Referred to as IP) technical conditions, all disadvantages of current network are solved with the network interconnection theory of innovation.
For OTN network model, OpenFlow protocol suite does not has corresponding management and control mechanism, i.e. SDN to control
Resource under OTN model processed, and then can not manage and control the business of OTN, two kinds of networks are incompatible.
For in correlation technique, SDN can not control the problem of the resource under OTN model, not yet proposes effective solution
Scheme.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides the resource reporting method of a kind of OTN, system and device.
According to an aspect of the present invention, additionally provide the resource reporting method of a kind of optical transport network OTN, including:
OTN equipment adaptive device obtains node resources information and/or link resource information from OTN network of network node, its
In, described OTN equipment adaptive device is between described network node and software defined network SDN controller；Described
Described node resources information and/or described link resource information are reported to described SDN controller by OTN equipment adaptive device.
Preferably, described node resources information and/or described link resource information are reported by described OTN equipment adaptive device
Include to described SDN controller: be provided for indicating described node resource to believe in the configuration information of OpenFlow agreement
Breath and/or the instruction information of described link resource information；The configuration information including described instruction information is sent to SDN
Controller.
Preferably, in the configuration information of OpenFlow agreement, it is provided for indicating described node resources information and/or described
The instruction information of link resource information includes: by the flag bit assignment in the configuration information of described OpenFlow agreement
Indicate described node resources information and/or described link resource information.
Preferably, described method also includes: change at described node resources information and/or described link resource information
Time, node resources information and/or the configuration information of link resource information after carrying change send to SDN controller.
Preferably, described node resources information and/or described link resource information are reported by described OTN equipment adaptive device
Before described SDN controller, also include: described OTN equipment adaptive device sends chain to described SDN controller
Connect request；Under the triggering of described linking request, described OTN equipment adaptive device is set up and described SDN controller
Link.
According to another aspect of the present invention, additionally provide the resource reporting system of a kind of optical transport network OTN, including:
Software defined network SDN controller, OTN network of network node, also include: OTN equipment adaptive device, is positioned at
Between described network node and described SDN controller, for obtaining node resource letter from OTN network of network node
Breath and/or link resource information, and described node resources information and/or described link resource information are reported to described
SDN controller.
Preferably, described OTN equipment adaptive device is additionally operable to send linking request to described SDN controller, and in institute
Stating under the triggering of linking request, foundation links with described SDN controller.
According to another aspect of the present invention, additionally provide the resource reporting device of a kind of optical transport network OTN,
It is applied in OTN equipment adaptive device, including: acquisition module, for obtaining joint from OTN network of network node
Point resource information and/or link resource information, wherein, described OTN equipment adaptive device is positioned at OTN network of network
Between node and software defined network SDN controller；Reporting module, for by described node resources information and/or described
Link resource information reports to described SDN controller.
Preferably, described reporting module includes: arrange unit, for arranging in the configuration information of OpenFlow agreement
For indicating the instruction information of described node resources information and/or described link resource information；Transmitting element, for wrapping
Configuration information containing described instruction information sends to SDN controller.
Preferably, described unit is set, is additionally operable to the flag bit assignment in the configuration information of described OpenFlow agreement
Indicate described node resources information and/or described link resource information.
By the present invention, from OTN network, obtain the resource under OTN model by OTN equipment adaptive device, and
By the technological means of resource reporting to SDN, solving in correlation technique, SDN can not control the money under OTN model
The problem in source, enhances adaptation and the operating capability of SDN.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, the present invention
Schematic description and description be used for explaining the present invention, be not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the resource reporting method of the OTN according to the embodiment of the present invention；
Fig. 2 is the structured flowchart of the resource reporting device of the OTN according to the embodiment of the present invention；
Fig. 3 is another structured flowchart of the resource reporting device of the OTN according to the embodiment of the present invention；
Fig. 4 is the SDN figure of the support OTN model according to the embodiment of the present invention；
Fig. 5 is the message structure figure that the OpenFlow according to the embodiment of the present invention obtains configuration；
Fig. 6 is the apparatus module graph of a relation according to the embodiment of the present invention；
Fig. 7 is the structured flowchart of the resource reporting system of the OTN according to the embodiment of the present invention；
Fig. 8 is that the OTN equipment adaptive device according to the embodiment of the present invention sends OTN resource flow process to SDN controller
Figure；
Fig. 9 be the NODE resource according to the embodiment of the present invention when changing to SDN controller report NODE information
Flow chart；
Figure 10 be the LINK resource according to the embodiment of the present invention when changing to SDN controller report NODE and
LINK information flow chart；
Figure 11 is that the OTN equipment adaptive device according to the embodiment of the present invention sends OTN message related to resources to SDN controller
Flow chart；
Figure 12 be according to the embodiment of the present invention by user APP inquire about OTN resource information message flow chart.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that in the feelings do not conflicted
Under condition, the embodiment in the application and the feature in embodiment can be mutually combined.
Other features and advantages of the present invention will illustrate in the following description, and, partly become from description
It is clear that or understand by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Structure specifically noted in book, claims and accompanying drawing realizes and obtains.
In order to make those skilled in the art be more fully understood that the present invention program, attached below in conjunction with in the embodiment of the present invention
Figure, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
It is the embodiment of a present invention part rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, all should belong to the present invention and protect
The scope protected.
In order to solve above-mentioned technical problem, providing the resource reporting method of a kind of OTN in the present embodiment, Fig. 1 is
The flow chart of the resource reporting method of OTN according to embodiments of the present invention, as it is shown in figure 1, comprise the following steps:
Step S102, OTN equipment adaptive device obtain from OTN network of network node node resources information and/or
Link resource information, wherein, above-mentioned OTN equipment adaptive device is between network node and SDN；
Step S104, node resources information and/or link resource information are reported to SDN control by OTN equipment adaptive device
Device processed.
By each step above-mentioned, by arranging OTN equipment adaptive device between controlling at network node and SDN,
OTN equipment adaptive device obtains the resource under OTN model from OTN network, and by the skill of resource reporting to SDN
Art means, solve in correlation technique, and SDN can not control the problem of the resource under OTN model, it is achieved thereby that base
OTN business in wavelength exchange and time gas exchange can access at SDN based on packet switch, enhances SDN
Adaptation and control ability.
Alternatively, what above-mentioned steps S104 was embodied reports process, can be realized by procedure below: at OpenFlow
The configuration information of agreement is provided for indicate node resources information and/or the instruction information of link resource information；To comprise
The configuration information having instruction information sends to SDN controller, wherein it is possible to by joining in described OpenFlow agreement
Flag bit assignment in confidence breath indicates described node resources information and/or described link resource information.
It should be noted that in embodiments of the present invention, change at node resources information and/or link resource information
Time, the configuration information that will carry the node resources information after change and/or link resource information sends to SDN controller,
Further, OTN equipment adaptive device may also receive from the application use of SDN controller and/or cancels the described joint of use
Point resource and/or described link circuit resource, and inquire about described node resources information and/or described link resource information.
In actual applications, in order to ensure being smoothed out of step S104, in embodiments of the present invention, step is being performed
Before the technical scheme that S104 is embodied, OTN equipment adaptive device sends linking request to SDN controller；Above-mentioned
Under the triggering of linking request, the foundation of OTN equipment adaptive device links with SDN controller.
Additionally provide the resource reporting device of a kind of OTN in the present embodiment, be applied in OTN equipment adaptive device,
For realizing above-described embodiment and preferred implementation, carried out repeating no more of explanation, related in this device below
And to module illustrate.As used below, term " module " can realize predetermined function software and/or
The combination of hardware.Although the device described by following example preferably realizes with software, but hardware, or software
The realization of the combination with hardware also may and be contemplated.Fig. 2 is according in the resource of the OTN of the embodiment of the present invention
The structured flowchart of reporting device, as in figure 2 it is shown, include:
Acquisition module 20, for obtaining node resources information and/or link resource information from OTN network of network node,
Wherein, OTN equipment adaptive device is between network node and SDN；
Reporting module 22, is connected with acquisition module 20, for node resources information and/or link resource information being reported to
SDN controller.
By the effect of above-mentioned modules, fill by arranging OTN equipment adaptation between controlling at network node and SDN
Put, from OTN network, obtain the resource under OTN model by OTN equipment adaptive device, and by resource reporting extremely
The technological means of SDN, solves in correlation technique, and SDN can not control the problem of the resource under OTN model, thus
Achieve OTN business based on wavelength exchange and time gas exchange to access at SDN based on packet switch, enhance
The adaptation of SDN and control ability.
In an optional example of the embodiment of the present invention, as it is shown on figure 3, for the function completing reporting module 22,
Reporting module can include with lower unit: arranges unit 220, for arranging in the configuration information of OpenFlow agreement
For indicating the instruction information of node resources information and/or link resource information；Transmitting element 222, and arranges unit 220
Connect, for the configuration information including instruction information is sent to SDN controller.
Wherein, flag bit assignment that unit 220 is additionally operable in the configuration information of OpenFlow agreement is set to indicate joint
Point resource information and/or link resource information.
Below in conjunction with an example, the resource reporting process of above-mentioned OTN is described in detail, but is not used in and limits this
The protection domain of bright embodiment:
1. established the link with SDN controller by the Features message of OpenFlow, establish the link and use the most afterwards
OFPT_GET_CONFIG_REPLY message after extension reports the resource of OTN model to SDN controller full dose；
When 2.OTN resource changes, same use OFPT_GET_CONFIG_REPLY message increment report by
The resource changed；
User can be sent out by SDN controller by application (APPlication, the referred to as APP) program of SDN
Send OFPT_GET_CONFIG_REQUEST message to inquire about OTN resource information, make the SDN controller can be real
Shi Youxiao gets the resource information of OTN equipment, in order to reports and controls.
Said method operates on OTN equipment adaptive device, carries out communication by this device and SDN controller, accesses
As shown in Figure 4, wherein, the resource of OTN device model includes that NODE believes to SDN structure after OTN equipment
Breath (being equivalent to the node resources information of above-described embodiment) and LINK information (are equivalent to the link circuit resource of above-described embodiment
Information) two parts, i.e. node resources information can be understood as the associated resource information of OTN nodes, and chain
Road resource information can be understood as the resource information of link between node.
In embodiments of the present invention, the OFPT_GET_CONFIG_REQUEST message in OpenFlow message is only
Message header, does not has message body, initiates inquiry request for SDN controller to OTN equipment adaptive device, inquires about OTN
Resource under network.OFPT_GET_CONFIG_REPLY message is used for OTN equipment adaptive device to SDN control
Device reports the resource of OTN network, and message structure, as it is shown in figure 5, extend the content of attribute field, adds
Two kinds of Configuration Types of OFPC_OTN_NODE and OFPC_OTN_LINK, as follows:
As it appears from the above, be respectively used to represent NODE information and the LINK information reporting OTN, the value of length field is number
According to length, data field is for depositing the NODE information or LINK information matched with mark.
In sum, in an example of the embodiment of the present invention, extend OFPT_GET_CONFIG_REPLY and disappear
The Configuration Type of breath, adds OFPC_OTN_NODE and OFPC_OTN_LINK two types to support OTN
Reporting of resource, and, carry out communication by OpenFlow agreement and SDN controller, it is achieved that SDN controller
To the compatibility of OTN network with report.
In an optional example of the embodiment of the present invention, it is provided that a kind of OTN equipment based on OpenFlow agreement
Report control device, extend the content of OpenFlow agreement OFPT_GET_CONFIG_REPLY message, to solve
Certainly the problems referred to above.
As shown in Figure 6, this device includes following components:
Acquisition module 60 (being equivalent to the acquisition module 20 of above-described embodiment): for obtaining the NODE in OTN network
Information and LINK information；
Memory module 62: for storing the OTN resource of acquisition；
Management module 64: be used for distributing and reclaim NODE Yu LINK resource, real-time update each resource upstate,
Judge whether to need to report SDN controller；
Receiver module 66: for receiving and process the OpenFlow message that SDN controller is sent；
Sending module 68 (being equivalent to the reporting module 22 of above-described embodiment): for sending OTN mould to SDN controller
Type resource information.
Additionally provide the resource reporting system of a kind of OTN in embodiments of the present invention, as it is shown in fig. 7, comprises: SDN
Controller 70, OTN network of network node 72, also include: OTN equipment adaptive device 74, is positioned at network node
Between 72 and SDN controllers 70, for obtaining node resources information and/or link from OTN network of network node
Resource information, and node resources information and/or link resource information are reported to SDN controller, wherein, SDN is controlled
Device processed preserves and reports node resources information and/or link resource information.
By above-mentioned interaction, by arranging OTN equipment adaptive device between controlling at network node and SDN, logical
Cross OTN equipment adaptive device from OTN network, obtain the resource under OTN model, and by resource reporting to SDN's
Technological means, solves in correlation technique, and SDN can not report and control the problem of the resource under OTN model, thus
Achieve OTN business based on wavelength exchange and time gas exchange to access at SDN based on packet switch, enhance
The adaptation of SDN and reporting ability.
Alternatively, OTN equipment adaptive device 74 is additionally operable to send linking request to SDN controller 70, and in link
Under the triggering of request, foundation links with SDN controller 72.
In order to be better understood from the workflow of the resource management of above-mentioned OTN, below in conjunction with being preferable to carry out illustrating:
Preferred embodiment one
The preferred embodiment of the present invention one describes after OTN equipment adaptive device electrifying startup, obtains the money of OTN network
Source information also stores, and initiates to establish the link request by OpenFlow message to SDN controller afterwards, sets up meeting
After talking about successfully, actively report all NODE information and the LINK information of OTN network, stream to SDN controller full dose
Journey figure is shown in Fig. 8.
Step S800:OTN model adaptation device electrifying startup, each module initializes；
Step S802: adaptive device obtain the resource information under present node (NODE) and with other internodal LINK
Information；
Step S804: the NODE information got and LINK information are stored internal memory；
Step S806: send OFPT_FEATURES_REQUEST message to SDN controller, session is set up in request
Link, receives the OFPT_FEATURES_REPLY message of SDN controller response, session establishment success.
Step S808: the flag bit of configuration message is entered as OFPC_OTN_NODE, sends to SDN controller
OFPT_GET_CONFIG_REPLY message, full dose reports NODE information, SDN controller to store after receiving and arrives
Locally for management.
Step S810: the flag bit of configuration message is entered as OFPC_OTN_LINK, sends to SDN controller
OFPT_GET_CONFIG_REPLY message, after full dose reports LINK information, SDN controller to receive, storage arrives this
Ground is used for managing.
Preferred embodiment two
This preferred embodiment two describes OTN equipment adaptive device and the resource information under OTN network is carried out real-time pipe
Reason and control, the variation of OTN business can cause the change of resource information, when NODE information changes, adaptive
The NODE resource producing change is sent to SDN controller by reporting message by device, in order to SDN controller
The available resources in OTN network element can be grasped in real time, OTN business is controlled accordingly.Flow chart is shown in Fig. 9 institute
Show:
In step S900:OTN network element, business changes, and NODE resource is controlled by OTN equipment adaptive device
Management.
Step S902:OTN equipment adaptive device judges whether the NODE resource operated there occurs change.
Step S904: the flag bit of configuration message is entered as OFPC_OTN_NODE, sends to SDN controller
OFPT_GET_CONFIG_REPLY message, increment reports the NODE resource changed, and SDN controller is received
To rear renewal to locally for management；
Step S906: when NODE resource does not changes, perform this step.
Preferred embodiment 3
What this preferred embodiment three described is that the resource information under OTN network is carried out real-time by OTN equipment adaptive device
Management and control, the variation connecting fine situation in OTN network element can cause the change of OTN network topology, when LINK information
When changing, all of LINK resource and all of NODE resource are sent to by adaptive device by reporting message
SDN controller, in order to SDN controller can grasp the topological sum resource information of OTN network in real time, to OTN
Business can path resources and device resource be managed.Flow chart is shown in Figure 10:
Step S1000:OTN network element connects fibre and changes, and LINK resource is carried out again by OTN equipment adaptive device
Obtain.
NODE resource is reacquired by step S1002:OTN equipment adaptive device.
Step S1004: the flag bit of configuration message is entered as OFPC_OTN_NODE, sends to SDN controller
OFPT_GET_CONFIG_REPLY message, full dose reports NODE information, SDN controller to update after receiving and arrives
Locally for management (see Figure 11 message 3).
Step S1006: the C flag bit of configuration message is entered as OFPC_OTN_LINK, sends out to SDN controller
Sending OFPT_GET_CONFIG_REPLY message, full dose updates after reporting LINK information, SDN controller to receive
To locally for management (see Figure 11 message 4).
Preferred embodiment 4
What the preferred embodiment of the present invention four described is that user can be inquired about to SDN controller by the APP program of SDN
The resource information situation of OTN network.Described under idiographic flow, flow chart is shown in Figure 12.
Step S1200: user initiates inquiry request by APP to SDN controller.
After step S1202:SDN controller receives inquiry request, by OpenFlow's
OFPT_GET_CONFIG_REQUEST message initiates request to OTN model adaptation device, and this message is only
The message header of OpenFlow.
After step S1204:OTN model adaptation device receives OFPT_GET_CONFIG_REQUEST request, read
Take locally stored NODE information, use OFPC_OTN_NODE Configuration Type, pass through
OFPT_GET_CONFIG_REPLY information reporting can update this locality whereby to SDN controller, SDN controller
OTN model NODE information.
Step S1206:OTN model adaptation device reads locally stored LINK information, uses OFPC_OTN_LINK
Configuration Type, by OFPT_GET_CONFIG_REPLY information reporting to SDN controller, SDN controller can
Update local OTN model LINK information whereby.
Step S1208:SDN controller sends the NODE information after updating and LINK information to user APP, complete
Become inquiry.
In sum, the embodiment of the present invention has reached techniques below effect: solve in correlation technique, and SDN can not manage
With the problem of the resource controlled under OTN model, it is achieved thereby that OTN business based on wavelength exchange and time gas exchange can
To access at SDN based on packet switch, enhance adaptation and the operating capability of SDN.
In another embodiment, additionally providing a kind of software, this software is used for performing above-described embodiment and being preferable to carry out
Technical scheme described in mode.
In another embodiment, additionally providing a kind of storage medium, in this storage medium, storage has above-mentioned software, should
Storage medium includes but not limited to: CD, floppy disk, hard disk, scratch pad memory etc..
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second "
Etc. being for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that so use
Object can exchange in the appropriate case, in order to embodiments of the invention described herein can be with except here illustrating
Or the order enforcement beyond those described.Additionally, term " includes " and " having " and their any deformation, it is intended that
Be to cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system, product or
Equipment is not necessarily limited to those steps or the unit clearly listed, but can include the most clearly listing or for these
Other step that process, method, product or equipment are intrinsic or unit.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general
Calculating device to realize, they can concentrate on single calculating device, or be distributed in multiple calculating device and formed
Network on, alternatively, they can realize, it is thus possible to by them with calculating the executable program code of device
Storage is performed by calculating device in the storage device, and in some cases, can hold with the order being different from herein
Step shown or described by row, or they are fabricated to respectively each integrated circuit modules, or by many in them
Individual module or step are fabricated to single integrated circuit module and realize.So, the present invention is not restricted to any specific hardware
Combine with software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the technology of this area
For personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made is any
Amendment, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. the resource reporting method of an optical transport network OTN, it is characterised in that including:
OTN equipment adaptive device obtains node resources information and/or link circuit resource from OTN network of network node
Information, wherein, described OTN equipment adaptive device is positioned at described network node and software defined network SDN controls
Between device；
Described node resources information and/or described link resource information are reported to institute by described OTN equipment adaptive device
State SDN controller.
Method the most according to claim 1, it is characterised in that described OTN equipment adaptive device is by described node resource
Information and/or described link resource information report to described SDN controller and include:
The configuration information of OpenFlow agreement is provided for indicate described node resources information and/or described chain
The instruction information of road resource information；
The configuration information including described instruction information is sent to SDN controller.
Method the most according to claim 2, it is characterised in that use is set in the configuration information of OpenFlow agreement
Include in the instruction information indicating described node resources information and/or described link resource information:
Described node resource is indicated to believe by the flag bit assignment in the configuration information of described OpenFlow agreement
Breath and/or described link resource information.
Method the most according to claim 3, it is characterised in that described method also includes:
When described node resources information and/or described link resource information change, after carrying change
The configuration information of node resources information and/or link resource information sends to SDN controller.
Method the most according to claim 1, it is characterised in that described OTN equipment adaptive device is by described node resource
Before information and/or described link resource information report to described SDN controller, also include:
Described OTN equipment adaptive device sends linking request to described SDN controller；
Under the triggering of described linking request, described OTN equipment adaptive device is set up and described SDN controller
Link.
6. a resource reporting system of optical transport network OTN, including: software defined network SDN controller, OTN net
The network node of network, it is characterised in that also include:
OTN equipment adaptive device, between described network node and described SDN controller, for from OTN
Network of network node obtains node resources information and/or link resource information, and described node resource is believed
Breath and/or described link resource information report to described SDN controller.
System the most according to claim 6, it is characterised in that described OTN equipment adaptive device is additionally operable to described
SDN controller sends linking request, and under the triggering of described linking request, sets up and described SDN controller
Link.
8. a resource reporting device of optical transport network OTN, is applied in OTN equipment adaptive device, it is characterised in that
Including:
Acquisition module, for obtaining node resources information and/or link circuit resource letter from OTN network of network node
Breath, wherein, described OTN equipment adaptive device is positioned at OTN network of network node and software defined network SDN
Between controller；
Reporting module, for reporting to described SDN by described node resources information and/or described link resource information
Controller.
Device the most according to claim 8, it is characterised in that described reporting module includes:
Unit is set, for being provided for indicating described node resource to believe in the configuration information of OpenFlow agreement
Breath and/or the instruction information of described link resource information；
Transmitting element, for sending the configuration information including described instruction information to SDN controller.
Device the most according to claim 9, it is characterised in that described arrange unit, is additionally operable at described OpenFlow
Flag bit assignment in the configuration information of agreement indicates described node resources information and/or described link resource information.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044997.5A CN105992076A (en) | 2015-01-28 | 2015-01-28 | Resource reporting method, system and device of optical transport network (OTN) |
| PCT/CN2016/071060 WO2016119602A1 (en) | 2015-01-28 | 2016-01-15 | Optical transport networkresource reporting method, system and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044997.5A CN105992076A (en) | 2015-01-28 | 2015-01-28 | Resource reporting method, system and device of optical transport network (OTN) |
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| CN105992076A true CN105992076A (en) | 2016-10-05 |
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|---|---|---|---|
| CN201510044997.5A Pending CN105992076A (en) | 2015-01-28 | 2015-01-28 | Resource reporting method, system and device of optical transport network (OTN) |
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| CN (1) | CN105992076A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109951748A (en) * | 2017-12-21 | 2019-06-28 | 中国移动通信集团公司 | A kind of business super generating method and system in OTN based on SDN |
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| CN103338163A (en) * | 2013-07-16 | 2013-10-02 | 清华大学 | Software-defined network controller supporting scheduling of dynamic elastic resource |
| WO2014058764A1 (en) * | 2012-10-08 | 2014-04-17 | Huawei Technologies Co. Ltd. | Transport functions virtualization for wavelength division multiplexing (wdm)-based optical networks |
| CN103812778A (en) * | 2014-02-21 | 2014-05-21 | 华为技术有限公司 | Stream table entry generating method and device |
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| WO2014058764A1 (en) * | 2012-10-08 | 2014-04-17 | Huawei Technologies Co. Ltd. | Transport functions virtualization for wavelength division multiplexing (wdm)-based optical networks |
| CN103051565A (en) * | 2013-01-04 | 2013-04-17 | 中兴通讯股份有限公司 | Framework system of grade software defined network software controller and implementation method thereof |
| CN103338163A (en) * | 2013-07-16 | 2013-10-02 | 清华大学 | Software-defined network controller supporting scheduling of dynamic elastic resource |
| CN103812778A (en) * | 2014-02-21 | 2014-05-21 | 华为技术有限公司 | Stream table entry generating method and device |
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| CN109951748A (en) * | 2017-12-21 | 2019-06-28 | 中国移动通信集团公司 | A kind of business super generating method and system in OTN based on SDN |
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