CN109257222A - A kind of metropolitan area network framework based on arranging service device - Google Patents
A kind of metropolitan area network framework based on arranging service device Download PDFInfo
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2852—Metropolitan area networks
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Abstract
The invention discloses a kind of metropolitan area network frameworks based on arranging service device, including application end, arranging service device and SDN controller, the arranging service device docks application end by northbound interface, SDN controller is docked by Rest southbound interface, the SDN controller is linked into Metropolitan Area Network (MAN), in which: the application end is used for initiating business request；The arranging service device is for carrying out unified layout to the network service of all Metropolitan Area Network (MAN)s, configuring and issue；The SDN controller is for handling service request；The application end includes at least the end Web UI, service release system end.The method of the present invention can carry out flexible, customization programming based on user demand；It can be scheduled and adjust based on the flow of whole net；Break the closed management control mode of legacy network devices, quickly deployment building whole network.
Description
Technical field
The present invention relates to internet areas, and in particular to a kind of metropolitan area network framework based on arranging service device.
Background technique
As network moves fusion admittedly, the fast development of government and enterprises' business, the net loaded type of business in metropolitan area is more and more abundant.With
The growth of network size, the quantity of network element also rapid development, and the configuration-direct of devices from different manufacturers, style exist it is different,
During network element is adapted to devices from different manufacturers in existing network architecture, by the mould of existing network element configuration one by one
Formula, configuration work amount is big, and setup time is long, and configuration level is more, and configuration accuracy rate is not high, and service response speed is slow.
It is based on whole service traffics level, based on not of the same trade or business for the monitoring of network in existing metropolitan area network frame
Be engaged in the state collection of stream, perception and on this basis for abilities such as the subdivision automatic routing tuning of Business Stream, protections still
Do not have, need manual intervention, one by one network element configuration, the response time is slow, cannot it is automatic based on the abnormal conditions occurred in network,
Rapidly take corresponding movement to ensure service security and user experience.
With the development of the application models such as cloud computing, mobile Internet and the change of discharge model, net is many times needed
Network can actively " adaptations " service traffics, accomplish using with need and become, but due to current network in management be mainly towards
Equipment and non-traffic management are more visual angles based on node rather than global on visual angle, and therefore, producing can not much solve
Certainly the problem of:
(1) service deployment is slow, and the online period is long: equipment dispersion, needs when service fulfillment to dispose by platform, and manual configuration disposes work
It measures very big；Business is numerous, and configuration is complicated, and manual configuration is easy error, and it is long to open the period.
(2) flow scheduling is difficult, lacks flexibility:
Due to lacking whole net visual angle, equipment is each based on routing and carries out routing, and what is elected is shortest path rather than optimal path,
Bandwidth availability ratio is low；Automatic, quick adjustment Business Stream routing can not be changed according to Network status, user experience is unable to get guarantor
Barrier.Traditional policybased routing and traffic engineering, limitation is big, and configuration is complicated, can not dynamically adapting network state and application demand
Variation.
(3) the O&M experience of network maintenance staff is poor: network management means are limited, based on craft, to network maintenance staff
Skill requirement it is higher.Flow and business are presented without visualization, cause failure not identify and position quickly, O&M difficulty is big.
(4) network open ability is weak, can not adapt to requirement of the business to network:
The device is complicated, and network closing, programmability is weak, is unable to satisfy business rapid deployment and flexible customization demand.With net
Network becomes increasingly complex, and metropolitan area network business application scenarios also gradually become flexible diversity from traditional offer fixed network business
Business.
In conclusion the existing network architecture is no longer satisfied network complication, the requirement of business flexibility needs pair
The existing network architecture is further improved.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, one kind is provided and is applied to carry out in Metropolitan Area Network (MAN)
Network unified management and data configuration, the metropolitan area network framework based on arranging service device suitable for diversity network service.
In order to achieve the above objectives, the present invention is implemented as follows: a kind of metropolitan area network framework based on arranging service device,
Including application end, arranging service device and SDN controller, the arranging service device dock application end by northbound interface, pass through
Rest southbound interface docks SDN controller, and the SDN controller is linked into Metropolitan Area Network (MAN), in which:
The application end is used for initiating business request；
The arranging service device is for carrying out unified layout to the network service of all Metropolitan Area Network (MAN)s, configuring and issue；
The SDN controller is for handling service request；
The application end includes at least the end Web UI, service release system end；
The arranging service device includes resource management module, arranging service module and service management module, in which:
The resource management module is used for the offer business and network resource management service, is that service design and business provide standard
Standby resource；
The arranging service module designs service template based on the service request that user submits, and arranges the network implementations of business simultaneously
The function of execution business granting, is managed the Life cycle of business；
The service management module is used to provide the management function to itself software；
The network user submits any one network service request by the application end, and sends business for the service request
In composer, the arranging service device receives after service request that first then the preparation resource of source control module is compiled by business
Row's module is designed service template to service request, arranges the network implementations of business and is issued to the SDN controller；Institute
SDN controller is stated according to service template generating device configuration data；The SDN controller is instructed by NetConf agreement or CLI
The configuration data of device is transmitted on metropolitan area network equipment, the equipment handles configuration data of device, and will processing
Information feed back into the arranging service device and be sent to application end and shown.
Preferably, the arranging service device to Metropolitan Area Network (MAN) fixed network and moves the comprehensive different business stream carried under scene of net flow
Different priorities label is carried out, ensures and moves network service high priority, operating procedure includes:
Step 1: composer defines QOS queue traffic policy, label and queue mapping relations according to business demand and is handed down to control
Device processed；
Step 2: controller issues global QOS configuration by way of equipment for Business Stream；
Third portion: controller is that different flow (fixed network moves net) access interface issues different DSCP labels, and can reflect in exit port
It is mapped in specific QOS queue, Business Stream is made to obtain specific QOS service guarantee.
Preferably, the northbound interface includes the Web UI docked one by one with the end Web UI, service release system end respectively
Interface, clothes open interface, and the East and West direction interface includes the resource docked one by one with resource management end, comprehensive network pipe end respectively
Management interface, network management interface, in which:
The Web U/I interface: for provide API it is open, from service interface, realize the checking of Internet resources, service operation state
Monitoring, performance monitoring and from service function；
The service release interface: for receiving service fulfillment, change and deleting instruction；
Resource management interface: for resource data needed for obtaining service fulfillment, including IP address, VPN, VLAN, AS, code number money
Source and cloud resource；
Network management interface: for obtaining network topology, network element state information, the collection and presentation of network resource information are realized.
Preferably, the SDN controller includes Huawei's controller, in emerging controller, Bell's controller and Cisco's controller.
Preferably, the resource management module includes service resources submodule, Internet resources submodule, Topology Management submodule
Block, data-acquisition submodule, data analyze mould block and event-monitoring submodule, in which:
The service resources submodule: inquiring and managed including service resources, for supporting and resource management system docking；
Internet resources submodule: including network node control, device configuration management, repeated link configuration management, subscriber's line circuit matches
Set management and network topological diagram management；
Topology Management submodule: for making the operating status of logical relation, network element between the network element managed, link circuit resource
Summarize presentation in a manner of figure or list with situation information, and the application link of further access net element information is provided；
Data-acquisition submodule: for receiving the data of SDN controller report and storing to database；
Data analyze submodule: using distributed data base or distributed computing cluster come the magnanimity number to storage in the inner
According to progress common analysis and Classifying Sum；
Event-monitoring submodule: for the exception relevant to business offer, operational administrative, operation and maintenance that handles emerged in operation
The detection and diagnosis of event and failure.
Preferably, the arranging service module includes at least model management submodule, service design submodule, service creation
Submodule, sending down service submodule, business change submodule, business delete submodule, policy management sub-module and affairs pipe
Manage submodule.
Preferably, the model management submodule: for defining the business of smallest particles degree, outgoing traffic model, and it is right
The business model of output is managed；
The service design submodule: for carrying out layout combination to the business model, service product is formed；
The service creation submodule: for according to business related products, configuring relevant parameter, creating srvice instance and issuing
It executes；
The business change submodule: for modifying the parameter in the srvice instance disposed and issuing execution；
The business deletes submodule: for deleting the example disposed；
The policy management sub-module: for the network operation state according to perception, trigger sending down service, business change and
Business delete operation.
Transaction management submodule: being managed the process of sending down service, change, delete operation, and each network element is cooperateed with to operate
Consistency, integrality.
Preferably, service management module includes authentication management sub-module, rights management submodule, log management submodule,
Data management submodule and workflow management submodule.
Preferably, the authentication management sub-module guarantees entire management system for providing unified safety and Audit Mechanism
The reliability service of system；
The grouping management of Role Management and equipment is formed two-dimensional group for Authority and Domain Based Management management by the rights management submodule
Management is closed, the combination of these resources and operating right forms two-dimensional Authority and Domain Based Management model, forms new permission set, so as to
System Management User is distributed to, achievees the purpose that control system manages user right；The log management module is for recording system
The security log of system, the contents such as operation log and system running log provide the basis of Administrator system maintenance and audit,
Ensure that system breaks down and can position rapidly after problem, log management provides the note to system log and operation log simultaneously
Record, deletes function at inquiry；The data management module is for providing DB Backup, restoring function；The workflow management module
For being managed to the whole process that business executes.
Beneficial effects of the present invention: the network architecture of the invention can carry out flexible customization programming based on user demand；
It can be scheduled and adjust based on the flow of whole net；Break the closed management control mode of legacy network devices, quick portion
Administration's building whole network；It supports open interface, by open interface, develops some O&M applications abundant and service product,
Simplify O&M and the deployment of system；It monitors change in resources in real time, accomplishes that whole network visualizes, facilitate operation management.
Detailed description of the invention
Fig. 1 is a kind of overall structure frame diagram of the metropolitan area network framework based on arranging service device of the present invention；
Fig. 2 is a kind of overall structure frame diagram of the refinement of the metropolitan area network framework based on arranging service device of the present invention；
Fig. 3 is the overall structure frame diagram of kind of arranging service device of the invention；
Fig. 4 is the flow chart of business procession in arranging service device operation layer of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall in the protection scope of this application.
As Figure 1-Figure 4, a kind of metropolitan area network framework based on arranging service device, including application end, arranging service
Device and SDN controller, by northbound interface, (Northbound Interface is supplied to other factories to the arranging service device
The interface that family or operator are accessed and managed, i.e., the interface provided upwards) docking application end, pass through Rest southbound interface
(southbound interface manages the interface of other producer's network managements or equipment, i.e., the interface provided downwards) docks SDN(Software
Defined Network software defined network is a kind of new network of Emulex network innovation framework of Emulex network, is network virtualization
A kind of implementation, core technology OpenFlow is by separating network equipment control plane with data surface, to realize
The flexible control of network flow makes network become more intelligent as pipeline) controller, the SDN controller is linked into city
In the net of domain, in which:
The application end is used for initiating business request；
The arranging service device is used to carry out the network service of all Metropolitan Area Network (MAN)s unified layout, configures and issue；
The SDN controller is for handling service request；
The application end includes at least the end Web UI and service open system end；
The arranging service device includes resource management module, arranging service module and service management module, in which:
The resource management module is used for the offer business and network resource management service, is that service design and business provide standard
Standby resource；
The arranging service module designs service template based on the service request that user inputs, and arranges the network implementations of business simultaneously
The function of execution business granting, is managed the Life cycle of business；
The service management module is used to provide the management function to itself software；
The network user submits any one network service request by the application end, and sends business for the service request
In composer, the arranging service device prepares resource by resource management module first after receiving service request and then passes through industry
Business orchestration module is designed service template to service request, arranges the network implementations of business and is issued to the SDN control
Device；The SDN controller is according to service template generating device configuration data；The SDN controller passes through NetConf agreement
(Software Defined Network, software defined network are a kind of new network of Emulex network innovation framework of Emulex network, are networks
Virtualization a kind of implementation, core technology OpenFlow by the way that network equipment control plane is separated with data surface,
To realize the flexible control of network flow, network is made to become more intelligent as pipeline) configuration data of device is passed
It is sent in the equipment of Metropolitan Area Network (MAN), the metropolitan area network equipment handles configuration data of device, and the information of processing feedback is arrived
In the arranging service device, finally shown in application end.
In inventive network frame, arranging service device is the core of whole network framework, and service request is all in industry
Unified layout is carried out in business composer, is then configured, then be issued in SDN controller and Metropolitan Area Network (MAN) and handled,
And feed back the information unification of processing by arranging service device, finally shown in the application end.
It is a kind of user circle using CLI(CLI, command-line interface in traditional network management procedure
Face, does not support mouse, and user is inputted by keyboard and instructed, and after computer receives instruction, is executed) mode of order line into
Industry is engaged in configuration distributing, and that there are device types is more, order number is more, configures a series of problems, such as complexity, is additionally based on each factory
The configuration definition template of every kind of device type of family, creates, and deletes, and error is easy during modification.And through the invention
The configuration that this set mechanism increases, modifies, deletes the network equipment can be used in NETCONF protocols User, obtains matching for the network equipment
It sets and status information.
Arranging service device calls the api interface finishing service of network equipment controller to unify configuration distributing in the present invention, real
The now service management of each plant equipment and data configuration, arranging service device carry out individual character to the api interface of different manufacturers controller
Change adaptation, shield isomery manufacturer details, programmable mode realizes the automation of network configuration, sets to simplify and accelerate network
Standby and service deployment.Unified configuration distributing is applicable in the configuration needs scene for often repeating to call.
Illustrate the process of service request in lower frame of the present invention with an example below:
User client sends the service request for opening the internet special line of 100M bandwidth, this service request passes through north orientation
Interface is sent to arranging service device, after arranging service device receives this service request, by service creation module, to the mutual of 100M
The specified corresponding metropolitan area network equipment of private line service product of networking, application configuration resource (such as port, IP address etc.), configuration equipment ginseng
Several and service parameter, assembling REST api interface, which instructs and passes through southbound interface, is handed down to designated equipment execution.It issues and executed
Cheng Zhong, the implementation procedure that transaction management module operates service creation are managed, the consistency of Logistics networks configuration, complete
Property.As specified all devices are completed to configure and feed back normally as a result, arranging service device will be to client feedback service fulfillment
Success；As one or more specified equipment does not complete configuration and feeds back abnormal as a result, arranging service device will be to all devices
Rolling back action is executed, and open-minded not successfully to client feedback business, subsequent will be followed up by maintenance personnel investigates configuration failure
Reason simultaneously solves the problems, such as.
In addition, there are a large amount of Signalling exchanges for control plane and forwarding surface with the introducing for merging Metropolitan Area Network (MAN) admittedly is moved, while with
Mobile broadband net VoLTE, game accelerate contour QOS(Quality of Service, and service quality refers to that a network being capable of benefit
With various basic technologies, better service ability is provided for specified network communication, is a kind of security mechanism of network, is used to
Solve network delay and obstruction the problems such as a kind of technology) level traffic development, key business stream is reliably transmitted it is also proposed that
Requirements at the higher level；It needs to carry out QOS configuration on gateway MSG and router in comprehensive carry, to shifting in network frame of the invention
Dynamic data service and fixed broadband business carry out different priorities label, ensure and move network service high priority, to move network service into
Row end-to-end quality guarantee, specific steps are as follows:
Step 1: composer defines QOS queue traffic policy, label and queue mapping relations according to business demand and is handed down to control
Device processed；
Step 2: controller issues global QOS configuration by way of equipment for Business Stream；
Step 3: controller is that different flow (fixed network moves net) inbound port issues different DSCP(Differentiated
Services Code Poin, differentiated services code points, IETF have issued Diff-Serv in December, 1998:
The QoS classification standard of Differentiated Service, its service type TOS identifier word on the head each data packet IP
In section, using used 6 bit and not used 2 bit, priority is distinguished by encoded radio) label, and can be in outlet
Mouth is mapped in specific QOS queue, and Business Stream is made to obtain specific QOS service guarantee.
Specifically, the application end includes the end Web UI, service release system end.Accordingly, the northbound interface includes
The Web U/I interface docked one by one with the end Web UI, service release system end respectively takes open system interface, the East and West direction interface
(East and West direction interface is exactly the interface of sane level, is located on the same floor) includes respectively with resource management end, and comprehensive network pipe end docks one by one
Resource management interface, network management interface, in which:
The Web U/I interface: for provide API it is open, from service interface, realize the checking of Internet resources, service operation state
Monitoring, performance monitoring and from service function；
The service release interface: for receiving service fulfillment, change and deleting instruction；
Resource management interface: for resource data needed for obtaining service fulfillment, including IP address, VPN, VLAN, AS, code number money
Source and cloud resource；
Network management interface: for obtaining network topology, network element state information, the collection and presentation of network resource information are realized.
The SDN controller includes Huawei's controller, in emerging controller, Bell's controller and Cisco's controller.
The arranging service device includes resource management module, arranging service module and service management module, in which:
The resource management module is used for the offer business and network resource management service, is that service design and business provide standard
Standby resource；The arranging service module designs service template based on the service request that user inputs, and the network for arranging business is real
Now and the function of business granting is executed, the Life cycle of business is managed；The service management module is for offer pair
The management function of itself software.
Specifically, the resource management module includes service resources submodule, Internet resources submodule, Topology Management submodule
Block, data-acquisition submodule, data analyze mould block and event-monitoring submodule, in which:
The service resources submodule: inquiring and managed including service resources, for supporting and resource management system docking；
Internet resources submodule: including network node control, device configuration management, repeated link configuration management, subscriber's line circuit matches
Set management and network topological diagram management；
Topology Management submodule: for making the operating status of logical relation, network element between the network element managed, link circuit resource
Summarize presentation in a manner of figure or list with situation information, and the application link of further access net element information is provided；
Data-acquisition submodule: for receiving the data of SDN controller report and storing to database；
Data analyze submodule: using distributed data base or distributed computing cluster come the magnanimity number to storage in the inner
According to progress common analysis and Classifying Sum；
Event-monitoring submodule: for the exception relevant to business offer, operational administrative, operation and maintenance that handles emerged in operation
The detection and diagnosis of event and failure.
Arranging service module includes at least model management submodule, service design submodule, service creation submodule, business
It issues submodule, business change submodule, business and deletes submodule, policy management sub-module and transaction management submodule.
The model management submodule: (business of smallest particles degree refers to basis to the business for defining smallest particles degree
The business that can not be split again), outgoing traffic model, and the business model of output is managed；
The service design submodule: for carrying out layout combination to the business model, service product is formed；
The service creation submodule: for according to business related products, configuring relevant parameter, creating srvice instance and issuing
It executes；
The business change submodule: for modifying the parameter in the srvice instance disposed and issuing execution；
The business deletes submodule: for deleting the example disposed and issuing execution；
The policy management sub-module: for the network operation state according to perception, trigger service creation, business change and
Business delete operation.
Transaction management submodule: being managed the process of sending down service, change, delete operation, and each network element is cooperateed with to operate
Consistency, integrality.
Operation flow is in arranging service module on the whole: being deleted with service design, service creation, business change, business
Except lifecycle management is served as theme, with the main mould such as resource management, equipment management, model management, tactical management, transaction management
Block cooperates.Model management module is interacted with service design；Resource management, equipment management, tactical management, transaction management
Module and service creation, business change, business removing module carry out information exchange respectively.
Service management module includes authentication management sub-module, rights management submodule, log management submodule, data management
Submodule and workflow management submodule.
The authentication management sub-module guarantees the reliable of entire management system for providing unified safety and Audit Mechanism
Operation；
The grouping management of Role Management and equipment is formed two-dimensional group for Authority and Domain Based Management management by the rights management submodule
Management is closed, the combination of these resources and operating right forms two-dimensional Authority and Domain Based Management model, forms new permission set, so as to
System Management User is distributed to, achievees the purpose that control system manages user right；The log management submodule is for recording
The security log of system, the contents such as operation log and system running log provide the base of Administrator system maintenance and audit
Plinth, it is ensured that system break down and problem after can position rapidly, log management is provided simultaneously to system log and operation log
Record, deletes function at inquiry；The data management submodule is for providing DB Backup, restoring function；The workflow management
The whole process that submodule is used to execute business is managed.
Arranging service device future through the invention can be also used for following technology development:
It is cooperateed with by composer with SDN network, acquires Metropolitan Area Network (MAN) link and flow information in real time, visual analyzing is carried out to flow
(information such as topological structure, link state, link-quality and flow path).According to the topology of the whole network, bandwidth, flow, link matter
The service path of optimization is handed down to router by information, the optimal service paths of analytical calculation such as amount, forwards road so as to adjust business
Diameter reaches tuning purpose.
The dynamic regulation of fine granularity is done according to link circuit condition (bandwidth, utilization rate, reliability, cost etc.), realizes network
Flow quantity intelligent management, the path of Real-Time Scheduling service with different priority levels flow avoid local congestion, improve full-mesh network quality and
Network utilization.
1) it flexible flow scheduling strategy: supports according to " bandwidth, network global load balancing, customer service QoS are preferential
Grade, time delay and the dimensions such as O&M is customized " realize different flow scheduling strategies；
2) adaptive flow scheduling algorithm: automatic to plan flow most according to the variation and historical data of network real time status
Shortest path.
With data center, cloud computing, the fast development of mobile Internet in recent years, user is in addition to demand of surfing the Internet substantially
Outside, the rich and experience sense of business is required it is higher and higher, since each device systems are closed, lack standard open interface and
Therefore the deployment tool of automation often opens a new business, it is desirable that matching design, exploitation and debugging between each equipment are related to
To the coordination of each department, different vendor, and hardware device needs website installation, upgrading and debugging in turn, and whole cycle is very
It is long；
Traditional business model has been unable to the customization demand of quick response user, need to be by resource, function and service
Layout is reconstructed.Basic network ability is abstracted, and internally, externally realizes that network capabilities is open by standard interface,
Realize the commercialization of network service, supporting industry chain collaborative innovation.
New product development is carried out, the layout collaboration of network capabilities is based not only on, can also link, realize with cloud management platform
The exploitation of cloud net Collaborative Product.
1) on-demand customization is developed
With the abundant communication exchange business demand of business department, customized development guarantees that business demand accurately converts.
2) quickly exploitation
Independent research development teams shorten new product delivery cycle using iterative development model.
3) deep development
Deep understanding grasps the functional characteristic and api interface of the network equipment, improves customized development efficiency；Make full use of the network equipment
Functional characteristic, building on-demand solution on demand；Reliable research and development of products back-office support, it is ensured that product problem, software are asked
Topic quickly solves.
The method of the present invention is positioned at arranging service and network cooperating within the scope of Metropolitan Area Network (MAN), is described in detail below:
(1) arranging service: realizing the flexible layout of metropolitan area business, to the abstract of the various Internet resources of Metropolitan Area Network (MAN) and network capabilities and
Encapsulation, flexible combination provide the api interface of standard for the exploitation of business, and open network ability supports customized development.
(2) network cooperating: the variation automated tuning network based on business, network realizes scheduled business and network strategy,
It ensures that each network element cooperates, shields underlying device difference, automation, intelligent O&M means are provided.
In terms of Technical Architecture, composer has model-driven (design, operation separation), cross-domain layout, closed-loop control, in incognito
Five big features are docked in business framework, more producers:
Model-driven: using design and operation separation architecture, design state completes offline design and validation test, and run mode carries out certainly
Dynamic deployment and management.It designs state and completes resource importing, service template design, resource and the test and certification of service template, business
Template storage and distribution；Run mode be based on service template carry out decompose execute resource instancesization to realize automatic service deployment with
Life cycle management.
Cross-domain layout: composer realizes " end-to-end ", cross-domain arranging service and collaboration, according to business towards SDN network
Template issues and coordinates SDN layout task；SDN-C is responsible for SDN layout realization.
Closed-loop control: construct based on acquisition, analysis, strategy control closed loop, realize operation management automation, data acquisition
Analysis module is responsible for data collection and analysis, and policy management module carries out event matches and strategy triggers, and sending down service module is responsible for
Strategy execution.
Micro services framework: using the micro services framework of full mesh, realizing utility component, provides service registration hair
While the utilities such as existing, authentication framework keep service module relatively independent, realize that the flexible combination of functional module avoids weight
Multiple exploitation.
More producer's docking: it supports flexibly adaptation, the SDN controller of different manufacturers is docked by Rest api interface, realize
Different producer's rapid abutting joint.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Change or replacement within the technical scope of the present application should all be covered within the scope of protection of this application.Therefore, this Shen
Protection scope please should be subject to the protection scope in claims according to the disclosure and teachings of the above specification, belonging to the present invention
The technical staff in field can also change and modify the above embodiment.Therefore, the invention is not limited to take off above
The specific embodiment shown and described should also be as falling into the protection of claim of the invention to some modifications and changes of invention
In range.In addition, these terms are merely for convenience of description although using some specific terms in this specification, and
It does not form any restrictions to the present invention.
Claims (9)
1. a kind of metropolitan area network framework based on arranging service device, which is characterized in that including application end, arranging service device and
SDN controller, the arranging service device dock application end by northbound interface, dock SDN control by Rest southbound interface
Device, the SDN controller are linked into Metropolitan Area Network (MAN), in which:
The application end is used for initiating business request；
The arranging service device is for carrying out unified layout to the network service of all Metropolitan Area Network (MAN)s, configuring and issue；
The SDN controller is for handling service request；
The application end includes at least the end Web UI and service open system end；
The arranging service device includes resource management module, arranging service module and service management module, in which:
The resource management module is that service design and business granting prepare to provide for providing business and network resource management service
Source；
The service request that the arranging service module is submitted based on user designs service template, arranges the network implementations of business
And the movement of business granting is executed, the Life cycle of business is managed；
The service management module is used to provide the management function to itself software；
The network user submits any one network service request by the application end, and sends business for the service request
In composer, the arranging service device obtains business from resource management module first after receiving service request and Internet resources are right
Service template is designed to service request by arranging service module afterwards, the network implementations of layout business is simultaneously issued to described
SDN controller；The SDN controller is according to service template generating device configuration data；The SDN controller passes through NetConf
The configuration data of device is transmitted on metropolitan area network equipment by agreement or CLI instruction, and the equipment handles configuration data,
And into the arranging service device and application end is sent by the information of processing feedback, finally shown in application end.
2. a kind of metropolitan area network framework based on arranging service device as described in claim 1, which is characterized in that
The arranging service device carries out Metropolitan Area Network (MAN) fixed network and the different business stream moved under the comprehensive carrying scene of net flow different excellent
First grade label, ensures and moves network service high priority, operating procedure includes:
Step 1: the arranging service device defines QOS queue traffic policy, label and queue mapping relations simultaneously according to business demand
It is handed down to the SDN controller；
Step 2: the SDN controller issues global QOS configuration by way of equipment for Business Stream；
Third portion: the SDN controller is fixed network and shifting net different flow access interface issues different DSCP labels, and can gone out
In port mapping to specific QOS queue, Business Stream is made to obtain specific QOS service guarantee.
3. a kind of metropolitan area network framework based on arranging service device as described in claim 1, which is characterized in that the north orientation
Interface includes the Web U/I interface and service release interface docked one by one with the end Web UI, service release system end respectively, described
East and West direction interface includes the resource management interface and network management interface docked one by one with resource management end, comprehensive network pipe end respectively,
In:
The Web U/I interface: for provide API it is open, from service interface, realize the checking of Internet resources, service operation state
Monitoring, performance monitoring and from service function；
The service release interface: for receiving service fulfillment, change and deleting instruction；
Resource management interface: for resource data needed for obtaining service fulfillment, including IP address, VPN, VLAN, AS, code number money
Source and cloud resource；
Network management interface: for obtaining network topology, network element state information, the collection and presentation of network resource information are realized.
4. a kind of metropolitan area network framework based on arranging service device as described in claim 1, which is characterized in that the SDN
Controller include Huawei, in emerging, Bell and producer of Cisco controller.
5. a kind of metropolitan area network framework based on arranging service device as described in claim 1, which is characterized in that the resource
Management module includes service resources submodule, Internet resources submodule, Topology Management submodule, data-acquisition submodule, data
Analyze mould block and event-monitoring submodule, in which:
The service resources submodule: inquiring and managed including service resources, for supporting and resource management system docking；
Internet resources submodule: including network node control, device configuration management, repeated link configuration management, subscriber's line circuit matches
Set management and network topology management；
Topology Management submodule: for making the operating status of logical relation, network element between the network element managed, link circuit resource
Summarize presentation in a manner of figure or list with information, and the application link of further access net element information is provided；
Data-acquisition submodule: for receiving the data of SDN controller report and storing to database；
Data analyze submodule: using distributed data base or distributed computing cluster come to the number being stored in database
According to carry out analysis and Classifying Sum；
Event-monitoring submodule: for the relevant abnormal thing of emerged in operation and business offer, operational administrative, operation and maintenance
Part and failure carry out detection and diagnosis.
6. a kind of metropolitan area network framework based on arranging service device as claimed in claim 5, which is characterized in that the business
Orchestration module include at least model management submodule, service design submodule, service creation submodule, business change submodule,
Business deletes submodule, policy management sub-module and transaction management submodule.
7. a kind of metropolitan area network framework based on arranging service device as claimed in claim 6, it is characterised in that:
The model management submodule: for defining the business of smallest particles degree, outgoing traffic model, and to the business mould of output
Type is managed；
The service design submodule: for carrying out layout combination to the business model, service product is formed；
The service creation submodule: for according to business related products, configuring relevant parameter, creating srvice instance and issuing
It executes；
The business change submodule: for modifying the parameter in the srvice instance disposed and issuing execution；
The business deletes submodule: for deleting the example disposed and issuing execution；
The policy management sub-module: for the network operation state according to perception, trigger service creation, business change and
Business delete operation；
Transaction management submodule: being managed the process of service creation, change, delete operation, cooperates with the one of each network element operation
Cause property, integrality.
8. a kind of metropolitan area network framework based on arranging service device as described in claim 1, it is characterised in that: service management
Module includes authentication management sub-module, rights management submodule, log management submodule, data management submodule and workflow management
Submodule.
9. a kind of metropolitan area network framework based on arranging service device as described in claim 1, it is characterised in that:
The authentication management sub-module guarantees the reliable fortune of entire management system for providing unified safety and Audit Mechanism
Row；
The grouping management of Role Management and equipment is formed two-dimensional group for Authority and Domain Based Management management by the rights management submodule
Close management；
The log management module is used to record the security log of system, operation log and system running log content, provides
The basis of Administrator system maintenance and audit, it is ensured that system break down and problem after can position rapidly, while providing to being
The record of system log and operation log, deletes function at inquiry；
The data management module is for providing DB Backup, restoring function；
The whole process that the workflow management module is used to execute business is managed.
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