CN101022677B - Dynamic service flow classification and mapping method and optical network terminal and optical insertion network - Google Patents
Dynamic service flow classification and mapping method and optical network terminal and optical insertion network Download PDFInfo
- Publication number
- CN101022677B CN101022677B CN2006100336323A CN200610033632A CN101022677B CN 101022677 B CN101022677 B CN 101022677B CN 2006100336323 A CN2006100336323 A CN 2006100336323A CN 200610033632 A CN200610033632 A CN 200610033632A CN 101022677 B CN101022677 B CN 101022677B
- Authority
- CN
- China
- Prior art keywords
- function module
- business
- mapping
- service
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
- H04L41/5045—Making service definitions prior to deployment
Abstract
A method for dynamically classifying and mapping service stream includes holding service quality parameter of different service streams in integrated control unit, down-sending said parameter of service stream appointed with user and link position information of service function module to optical line terminal by said control unit, preparing a classifying and mapping policy as well as dispatching policy of service stream by optical line terminal according to said parameter and information then sending said policies to optical network terminal of optical access network to carry out classifying and mapping as well as dispatching operation there based on said policies.
Description
Technical field
The present invention relates to the optical-fiber network technical field, be specifically related to a kind of dynamic service flow classification and mapping method and Optical Network Terminal and optical access network in this technical field.
Background technology
Present broadband access technology is mainly divided into copper wire access technology and light access technology.The Access Network of being realized by the light access technology is called optical access network (OAN, optical access network).EPON (PON, Passive Optical Network) is a kind of realization technology of optical access network, the PON technology is the light access technology that a kind of point-to-multipoint transmits, as shown in Figure 1, the PON system is by optical line terminal (OLT, Optical Line Terminal), light distributed network (ODN, OpticalDistribute Network), optical network unit (ONU, Optical Network Unit) form, wherein:
OLT:, connect one or more ODN simultaneously for OAN provides network side interface (SNI, Service Node Interface).
ODN: the passive optical splitters part, the ODN data that OLT is descending are transferred to each ONU along separate routes by light, and ODN arrives OLT with the upstream data of ONU by aggregate transmission simultaneously.
ONU: for OAN provides user side interface (UNI, User Network Interface), link to each other with ODN simultaneously, if ONU provides User Port Function simultaneously, provide Ethernet user port or POTS (Plain Old Telephone Service) user port as ONU, then be called Optical Network Terminal (ONT, Optical Network Termination), generally when not specifying, ONU, ONT unification is called ONT.
As shown in Figures 2 and 3, general PON access technology, the downlink traffic of OLT is broadcast to ONT by the mode of TDM (time division multiplexing), takes out the data of oneself behind each ONT reception flow; The uplink traffic of ONT is by the control of OLT, and the same moment only allows specific ONT transmission data, and the mode by TDMA (time division multiple access) is transferred to OLT.
Because the ONT upstream data is uploaded to OLT by the time division multiplexing mode of shared bandwidth, the bandwidth of each ONT is by the OLT dynamic assignment, in addition owing to might insert multiple business on the ONT, every kind of business has different priority levels, every kind of business has different requirements to time delay and delay variation, web, FTP (File Transportation Protocol for example, file transfer protocol (FTP)) business can allow tens seconds or longer operating lag, but to VoIP (Voice over IP, wideband telephony) business, operating lag can not be greater than 400 milliseconds.Therefore need adopt different strategies to different business, preferentially guarantee the business of delay sensitive.As shown in Figure 4, ITU-T has provided the ONT model of supporting Dynamic Bandwidth Allocation and service dispatching mechanism in G.983.2, ONT can identify (Virtual Local Area Networks tag), DSCP (Differentiated Services CodePoint) territory, 802.1p priority or port according to VLAN Business Stream is shone upon T-CONT (the Transmission Container that into has different priorities, transmission container) the different priorities formation in the buffer, OLT is based on T-CONT to the scheduling granularity of ONT.The scheduling of service stream classification, mapping and the priority query of T-CONT buffer inside is by different OMCI (ONTManagement and Control Interface among the ONT, ONT manages control interface) management entity finishes, and every class business all has special OMCI management entity to manage.
Prior art has following characteristics:
1, ONT to the classification of user traffic flow and mapping policy based on port numbers, VLAN sign, 802.1p priority, DSCP territory etc., service stream classification and mapping policy static configuration on ONT, or after setting on the OLT again by OMCI channel arrangement ONT;
2, ONT needs the OMCI management entity of a series of correspondences to classification, mapping and the processing of each user traffic flow, as for the VoIP business, the OMCI management entity that needs has Voice CTP, Voice PM History Dat, Voice ServiceProfile at least.Must or expand existing OMCI management entity and open new business or upgrading existing business by pre-defined new OMCI management entity;
3, OLT not only controls and manages the link layer of ONT by OMCI, and comes the management service module by OMCI.
As mentioned above, the type of service of every class Business Stream of prior art is with OMCI management entity correspondence, come classification, mapping and the T-CONT of managed traffic flow to dispatch by different OMCI management entities, limited carrying out of professional upgrading and new business, major defect is:
1. do not meet the technical concept that control separates with carrying in the network technical development, do not embody thought professional and network detach;
2. when operator upgrades to business, need simultaneously upgrade of network apparatus or the network equipment is made amendment;
3. when providing new business, need expansion OMCI management entity, can cause finally that ONT is soft, hardware becomes increasingly complex;
4. caused difficulty to distinct device merchant's OLT and the intercommunication between the ONT.
Summary of the invention
The technical problem to be solved in the present invention is to overcome prior art must manage the classification that ONT goes up Business Stream by different OMCI management entities, mapping and scheduling, must be by increasing new OMCI management entity or expanding the shortcoming that existing OMCI management entity is opened new business or upgrading existing business, a kind of dynamic service flow classification and mapping method and Optical Network Terminal and optical access network are provided, realization will be according to traffic stream service quality (QoS, quality-of-service) service stream classification of the link positional information of parameter and business function module formulation and mapping policy and scheduling strategy dynamically are issued on the ONT, ONT carries out the classification of various traffic streams according to this service stream classification and mapping policy and scheduling strategy, the classification of ONT to Business Stream simplified in mapping and scheduling, mapping and scheduling are handled.
The present invention adopts following technical scheme:
This dynamic service flow classification and mapping method, comprise step: the QoS parameter of in complex control system, preserving different business stream, after business function module is finished service log-on, complex control system will be issued to optical line terminal with the QoS parameter of the Business Stream of user agreement and the link positional information of business function module; Optical line terminal is formulated service stream classification and mapping policy and scheduling strategy, and is issued to Optical Network Terminal according to the QoS parameter of this Business Stream, the link positional information of business function module; Optical Network Terminal is preserved service stream classification and mapping policy and scheduling strategy and in view of the above this Business Stream is classified and map operation and scheduling.
Described dynamic service flow classification and mapping method, wherein: the professional control subsystem of complex control system is preserved the customer service subscription data, finishes business function module service log-on and authentication, and uses business to charge to the user.
Described dynamic service flow classification and mapping method, wherein: professional control subsystem is stored in the customer service subscription data in the database.
Described dynamic service flow classification and mapping method, wherein: the Resource Manager Subsystem of complex control system is controlled and is managed access network resource, carries out the resource control strategy.
Described dynamic service flow classification and mapping method, wherein: the access-in management subsystem of complex control system is for the business function module dynamic assignment network address and configuration information is provided, execution is to the authentication operation of business function module, the link positional information of management service functional module, and carry out related with the network address of business function module the link positional information of business function module.
Described dynamic service flow classification and mapping method, wherein: business function module by and professional control subsystem between interface to professional control subsystem application service log-on and authentication, carry out the negotiation of service configuration information with it.
Described dynamic service flow classification and mapping method, wherein: Resource Manager Subsystem by and professional control subsystem between interface professional control subsystem is authenticated the resource request of response service control subsystem.
Described dynamic service flow classification and mapping method, wherein: Resource Manager Subsystem by and optical line terminal between interface to the QoS parameter of optical line terminal issuing service stream, the link positional information of business function module.
Described dynamic service flow classification and mapping method, wherein: the process that Optical Network Terminal is obtained service stream classification and mapping policy and scheduling strategy comprises step:
A1, business function module send the service log-on request message to professional control subsystem, wherein comprise this business function module of identification and user's information;
After A2, professional control subsystem are received the service log-on request message, search the QoS parameter of the Business Stream of arranging according to this user's identifying information with this user;
A3, professional control subsystem find the Resource Manager Subsystem of management service functional module access network resource of living in according to this user's identifying information, and according to the network address and the QoS parameter of Business Stream and the negotiation that Resource Manager Subsystem obtains access network resource of business function module;
A4, Resource Manager Subsystem obtain the link positional information of business function module to the inquiry of access-in management subsystem according to the network address of business function module, if the residing Access Network of business function module can satisfy the service quality of the Business Stream that professional control subsystem asks, Resource Manager Subsystem is handed down to optical line terminal with the QoS parameter of Business Stream and the link positional information of business function module;
Described dynamic service flow classification and mapping method, wherein: the process that Optical Network Terminal is obtained service stream classification and mapping policy and scheduling strategy comprises step:
B1, optical line terminal are formulated this user service flow classification and mapping policy and scheduling strategy on the Optical Network Terminal according to the QoS parameter of the Business Stream of receiving and the link positional information of business function module;
B2, optical line terminal are handed down to the Optical Network Terminal that business function module is connected with service stream classification with mapping policy and scheduling strategy;
B3, Optical Network Terminal are saved in service stream classification and mapping policy and scheduling strategy in the policy library.
A kind of Optical Network Terminal, comprise policy library, traffic classification and mapping block, transmission container scheduler module, policy library links to each other with mapping block, transmission container scheduler module with traffic classification respectively, traffic classification links to each other with the transmission container scheduler module with mapping block, and policy library is used to preserve service stream classification and mapping policy and the scheduling strategy that optical line terminal issues; Traffic classification and mapping block are used for Business Stream is classified and shining upon according to service stream classification and mapping policy; The transmission container scheduler module is used for according to scheduling strategy the priority query in the transmission container buffer being dispatched.
Described Optical Network Terminal, wherein: preservation is used for the Business Stream of not registered and authentication or the default policy of predefined Business Stream in the policy library.
Described Optical Network Terminal, wherein: traffic classification and mapping block comprise traffic classification and mapping controller, traffic classification and mapping actuator, traffic classification and mapping controller are used for control flows classification and mapping actuator, and traffic classification and mapping actuator are classified to Business Stream and be mapped to the processing of certain priority query.
Described Optical Network Terminal, wherein: the transmission container scheduler module comprises scheduling controller and at least one transmission container buffer, and the transmission container buffer comprises priority query and scheduler, and scheduling controller is used to control scheduler; Priority query is dispatched by scheduler.
Described Optical Network Terminal, wherein: scheduling controller is provided with method and the parameter that scheduler is dispatched priority query according to the scheduling strategy in the policy library.
Described Optical Network Terminal, wherein: Optical Network Terminal receives that the later processing procedure of Business Stream comprises step:
C1, the Business Stream of receiving is put into user side interface go into formation;
The packet that C2, user side interface are gone in the formation is delivered in traffic classification and the mapping block;
C3, traffic classification and mapping block identify the Business Stream under the packet, and this Business Stream are mapped in the priority query of corresponding service transmission channel according to the classification and the mapping policy of this Business Stream;
C4, transmission container scheduler module carry out the Business Stream in the service transmission channels priority query to deliver to behind the schedule level one at least the dequeue of transmission container buffer according to scheduling strategy;
Business Stream in the dequeue of C5, transmission container buffer is uploaded to optical line terminal in optical line terminal is distributed to the up time slot of this transmission container buffer.
A kind of optical access network comprises optical line terminal, light distributed network, and optical line terminal links to each other with light distributed network, also comprises at least one aforesaid Optical Network Terminal, and described Optical Network Terminal links to each other with light distributed network.
Described optical access network, wherein: also comprise at least one business function module, described business function module links to each other with described Optical Network Terminal by User Network Interface.
Described optical access network, wherein: User Network Interface comprises Fast Ethernet interface, gigabit ethernet interface, ADSL (Asymmetric Digital Subscriber Line) interface, high-speed digital subscriber line interface.
Described optical access network, wherein: business function module is positioned at the inside of described Optical Network Terminal, and User Network Interface is made as the internal interface of Optical Network Terminal.
Described optical access network, wherein: also comprise complex control system, described complex control system links to each other with optical line terminal and described business function module respectively.
Described optical access network, wherein: described complex control system comprises professional control subsystem, and it is used to preserve the customer service subscription data, finishes business function module service log-on and authentication, and use business to charge to the user, professional control subsystem links to each other with business function module.
Described optical access network, wherein: described complex control system comprises Resource Manager Subsystem, and it is used for access network resource is controlled and managed, and carries out the resource control strategy, and Resource Manager Subsystem links to each other with professional control subsystem, optical line terminal respectively.
Described optical access network, wherein: described complex control system comprises the access-in management subsystem, it is used to the business function module dynamic assignment network address and configuration information is provided, execution is to the authentication operation of business function module, the link positional information of management service functional module, and the link positional information of business function module and the network address of business function module being carried out related, the access-in management subsystem links to each other with Resource Manager Subsystem, optical line terminal respectively.
The present invention utilizes the issuing of link positional information of Business Stream qos parameter and business function module, on OLT, dynamically formulate service stream classification and mapping policy and scheduling strategy, ONT dynamically obtains this service stream classification and mapping policy and scheduling strategy and carries out the classification of various traffic streams according to this, mapping and scheduling, do not need the OMCI management entity to participate, embodied the technical concept that control separates with carrying, design and the management of ONT have been simplified, help distinct device merchant's OLT and the intercommunication between the ONT, make operator's staging business and open new business fast.
Description of drawings
The present invention includes following accompanying drawing:
Fig. 1 is a prior art PON system schematic;
Fig. 2 is a prior art PON downlink data transmission schematic diagram;
Fig. 3 is a prior art PON transmitting uplink data schematic diagram;
Fig. 4 is the ONT schematic diagram that prior art is supported Dynamic Bandwidth Allocation and service dispatching mechanism;
Fig. 5 is the optical access network structural representation that comprises complex control system of the present invention;
Fig. 6 is the optical access network structural representation of the present invention's each subsystem of comprising complex control system;
Fig. 7 is the flow chart that business function module of the present invention is obtained IP address and configuration information;
Fig. 8 is the flow chart that service stream classification of the present invention and mapping policy and scheduling strategy are issued to ONT;
Fig. 9 is the ONT schematic diagram that the present invention carries out dynamic service flow classification and mapping and scheduling;
Figure 10 is the ONT schematic diagram that carries out dynamic service flow classification and mapping and scheduling that the present invention has the segmentation functional module;
Figure 11 is dynamic cataloging and mapping and the scheduling process schematic diagram that ONT of the present invention goes up Business Stream.
Embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail:
The present invention is in order to realize different vendor, dissimilar ONT and the intercommunication of OLT, the technical measures of taking are that ONT is freed from concrete service management, make the only responsible function according to service stream classification and mapping policy and scheduling strategy execution service stream classification and mapping and scheduling of ONT, the formulation of service stream classification and mapping policy and scheduling strategy and professional management are finished by more high-rise equipment.After ONT receives Business Stream, only need this Business Stream to be classified, shone upon and dispatches to get final product according to service stream classification and mapping policy and scheduling strategy, do not need to comprehend this Business Stream from internal interface or external interface, do not need managing internal business function module corresponding service yet.
Fig. 5 has provided the optical access network structural representation that comprises complex control system of the present invention, and Fig. 6 has provided the optical access network structural representation that comprises each subsystem of complex control system of the present invention; As shown in Figure 5 and Figure 6, business function module can be CPE (Customer PremisesEquipment), also can provide the terminal module of specific transactions, its inside that can be integrated in ONT/ONU also can be in the outside of ONT/ONU, IAD (IntegratedAccess Device for example, integrated access equipment) module and home gateway module can be integrated in ONT/ONU inside, also can be used as the independent user side apparatus and exist.UNI (User NetworkInterface, User Network Interface) is interface between business function module and the ONT/ONU, when ONT/ONU integrated service functional module, UNI is an internal interface, when business function module is autonomous device, UNI is an external interface, UNI comprises FE (Fast Ethernet, Fast Ethernet) interface, GE (Gigabit Ethernet, gigabit Ethernet) interface, ADSL (Asymmetrical DigitalSubscriber Loop, ADSL (Asymmetric Digital Subscriber Line)) interface, VDSL (Very high speedDigital Subscriber Loop, high-speed digital subscriber line) interface.
Complex control system is finished the professional management and the control and the management function of bearing bed, and it comprises three subsystems, is respectively professional control subsystem, Resource Manager Subsystem and access-in management subsystem.
Professional control subsystem manages and controls miscellaneous service, can comprise a plurality of function corresponding entities or server, has following function at least:
1, preserves the customer service subscription data;
2, user service registration, billing function.
Resource Manager Subsystem manages and controls access network resource, can comprise a plurality of function corresponding entities or server, has following function at least:
1, the control of access network resource and management;
2, carry out the resource control strategy.
The access-in management subsystem can comprise a plurality of function corresponding entities or server, has following function at least:
1, for business function module dynamic assignment IP address with provide other configuration information, for example domain name service (DNS, Domain Name Service);
2, the authentication function of business function module;
3, the management of business function module link positional information;
4, business function module link positional information and business function module IP address is related.
Sr interface is the virtual interface between business function module and professional control subsystem, business function module is passed through this interface to professional control subsystem application service log-on and authentication, carry out the negotiation of service configuration information with it, this Sr interface data packets for transmission is the IP packet.
The Rr interface is the interface between professional control subsystem and the Resource Manager Subsystem, Resource Manager Subsystem authenticates professional control subsystem by this interface, professional control subsystem by this interface to the Resource Manager Subsystem requested service functional module resource needed of commencing business.
The Rd interface is the interface between Resource Manager Subsystem and the OLT, the qos parameter that Resource Manager Subsystem flows to the OLT issuing service by this interface, the link positional information of business function module.
In the technical scheme of the present invention, ONT is the equipment with two layer functions, and business function module is module or the equipment with three layer functions.
The flow process that business function module is obtained respective server address in IP address and the professional control subsystem is as shown in Figure 7:
1, at first finishes the facility registration process after ONT powers on to OLT;
2, ONT through consulting and layoutprocedure, sets up two layers of path between ONT and OLT after finishing facility registration on the OLT, and three layer data bags just can transmit on these two layers of paths;
After ONT and OLT set up two layers of path, ONT itself can create service stream classification and the mapping policy and the scheduling strategy of an acquiescence, and the Business Stream that can not find corresponding service stream classification and mapping policy is all classified, shone upon and dispatch it according to the service stream classification of this acquiescence and mapping policy and scheduling strategy by ONT.
3, after this business function module with DHCP (Dynamic Host ConfigurationProtocol, DHCP) or the configuration parameters such as server address of PPPOE (PPP over Ethernet, Ethernet point to point protocol) mode in access-in management subsystem request IP address, professional control subsystem; Business function module with DHCP or PPPOE mode when the configuration informations such as the Dynamic Host Configuration Protocol server of access-in management subsystem or Radius server requests IP address, with OLT is circuit switching (Relay), OLT can insert some positions relevant with business function module, link information (the ONT port that for example OLT identifies, the sign of ONT is connected with business function module) simultaneously, the access-in management subsystem is the link positional information of business function module and distribute to the IP address correlation of business function module, and is kept in the database of access-in management subsystem;
4, when the user uses business or after business function module is finished configuration from access-in management subsystem acquisition configuration parameter, business function module just can be carried out subsequent treatment to the request of professional control subsystem initiation service log-on.
Business function module is carried out service log-on, until the flow process of ONT acquisition service stream classification and mapping policy is as shown in Figure 8, is described as follows:
1, business function module sends the service log-on request message to service control system.Owing to also do not finish registration, the classification and the mapping policy that do not have this Business Stream correspondence among the ONT, so this service log-on request message can be by the default queue (as Best effort formation) of ONT, processing (transmitting as buffering) through acquiescence is uploaded to OLT, deliver to professional control subsystem by the miscellaneous equipment on the network (as BAS, BAS Broadband Access Server) again.The information that comprises the identification services functional module in the service log-on request message comprises IP address, user name.
2, after professional control subsystem is received the service log-on message of business function module, search the qos parameter (for example bandwidth, priority, time delay) that user-subscribed database (having preserved the qos parameter of user's signing service stream in this database) finds user institute requested service stream according to the parameter of user name or other energy identifying user identity.
3, the user profile (for example IP address, user name, positional information) that sends according to business function module of professional control subsystem finds Resource Manager Subsystem on the network segment of business function module place (static configuration or dynamically obtain), carries out the negotiation of access-in resource according to the IP address of business function module and the qos parameter of user traffic flow (for example bandwidth, priority, time delay) by Rf interface and Resource Manager Subsystem.
4, Resource Manager Subsystem is made judgement according to its other resources reservation policy, if its access side of administering also has professional control subsystem institute requested resource, then relevant parameter is handed down to OLT (comprising the qos parameter of user traffic flow, the link positional information of business function module) by the Rd interface.The positional information of OLT is taken the business function module on the Resource Manager Subsystem to by the Resource Manager Subsystem static configuration or when being business function module request access network resource in professional control subsystem IP address lookup access control subsystem obtains (during configuration information such as business function module request IP address, in request message, OLT has inserted the link positional information of business function module as circuit switching (relay), and the access-in management subsystem has been done the IP address of distributing to business function module related with the link positional information of business function module).Resource Manager Subsystem can obtain the link positional information (the ONT sign that for example business function module connected, the ONT port that business function module connected) of business function module by inquiry access-in management subsystem.
5, after OLT receives the parameter that Resource Manager Subsystem issues,, formulate classification and mapping policy and the scheduling strategy of ONT to this this Business Stream of user according to the qos parameter of user traffic flow, the link positional information of business function module etc.For example, OLT receives that the qos parameter of certain VoIP Business Stream that Resource Manager Subsystem issues is bandwidth (64kbps), time-delay (5ms), shake (1ms), priority (height) etc.OLT is according to the link positional information (for example the IP address of business function module, the ONT sign that business function module connected, the ONT port that business function module connected etc.) of the business function module that issues and qos parameter formulation service stream classification and the mapping policy and the scheduling strategy of this Business Stream: wait according to IP address, VLAN, the MAC Address of Business Stream Business Stream is classified, identify this Business Stream; Formulate mapping and dispatch the strategy of this Business Stream according to the Business Stream qos parameter: one, this Business Stream will be mapped in the priority query of which PortID of which T-CONT buffer and go, two, the priority query that this Business Stream is mapped to adopts the sort of scheduling mode, for example adopt WRR (Weighted Round Robin, weighted round ring) or HOL (Head of the Line) dispatching algorithm, if the WRR dispatching algorithm also comprises the dispatch weight of this Business Stream.
6, by the OAM interface between OLT and ONT (for example OMCI, PLOAM passage), OLT issues the ONT that business function module is connected to Business Stream identification, mapping and the scheduling strategy formulated.The link positional information of the business function module that OLT issues by Resource Manager Subsystem obtains the information of the ONT that is connected with business function module.
7, ONT is saved in the identification of OLT issuing service stream, mapping and scheduling strategy in the policy library, and the scheduling mode (comprising HOL, WRR) and the parameter of schedulers at different levels can be set if desired.
After finishing above-mentioned steps, just set up new passage for user traffic flow between ONT and OLT, user traffic flow is transmitted between ONT and OLT by newly-established passage.
For supporting dynamically issuing of qos parameter, Fig. 9 has provided the module map that realizes the ONU that qos parameter dynamically issues in this programme, and it comprises following functional module:
1, policy library;
2, traffic classification and mapping block;
3, T-CONT scheduler module.
Wherein policy library has been preserved traffic classification, mapping policy and the scheduling strategy that OLT formulates according to the link positional information that comes from qos parameter that professional control subsystem issues and business function module.The strategy that one class acquiescence is arranged in the policy library is used for the Business Stream or the predefined Business Stream of not registered and authentication.Traffic classification and mapping block carry out specific processing according to the strategy in the policy library to every Business Stream.The T-CONT scheduler module is dispatched by the strategy in the policy library the priority query in the T-CONT buffer, and strategy is different, and scheduling mode (HOL or WRR) is also different with scheduling parameter.One or more levels scheduling can be arranged.One or more T-CONT scheduler modules can be arranged among the ONT.
Figure 10 has provided the ONT schematic diagram that carries out dynamic service flow classification and mapping and scheduling with segmentation functional module, as shown in figure 10, traffic classification and mapping block comprise traffic classification and mapping controller, traffic classification and mapping actuator, traffic classification and mapping controller are used for control flows classification and mapping actuator, and traffic classification and mapping actuator are classified to Business Stream and be mapped to the processing of certain priority query.The T-CONT scheduler module comprises scheduling controller and at least one T-CONT buffer, and the T-CONT buffer comprises priority query and scheduler, and scheduling controller is used to control scheduler; Priority query is dispatched by scheduler.Scheduling controller is provided with method and the parameter that scheduler is dispatched priority query according to the scheduling strategy in the policy library.
As shown in figure 11, receive that the later processing procedure of Business Stream is as follows as ONT:
1, after ONT receives business data flow from uni interface, puts into corresponding UNI and go into formation.
2, the UNI packet of going in the formation is delivered to traffic classification and mapping block.
3, traffic classification and mapping block are finished the classification of user service data stream according to the strategy in the policy library, and according to the strategy of this Business Stream this Business Stream are mapped in the priority query of the corresponding Port-ID in the corresponding T-CONT buffer and go.
4, the T-CONT Scheduler module sets queue scheduling mode and scheduling parameter according to the scheduling strategy in the policy library.Business Stream in the T-CONT buffer in the priority query of Port-ID is delivered to (comprising HOL, WRR) dequeue of T-CONT buffer through one or more levels scheduling.The scheduling of the priority query of T-CONT buffer inside can have one or more levels scheduling, and the dispatching method of every grade of scheduling and scheduling parameter are all decided by the strategy that is kept in the policy library that OLT issues.
5, the Business Stream in the T-CONT dequeue is uploaded to OLT in OLT distributes to the ascending time slot of this T-CONT buffer.
Provide the process (strategy that this Business Stream has been arranged in the policy library of ONT) that ONT handles the VoIP Business Stream that comes from business function module below:
1. the packet of this Business Stream is at first gone into formation by the UNI that the uni interface between business function module and ONT is delivered to ONT.
2. the packet of this Business Stream is gone into formation from UNI and is delivered to traffic classification and mapping block.
3. traffic classification and mapping block are that the sign (as IP address, MAC Address or the VLAN etc. of packet) of Business Stream is classified to Business Stream according to the strategy in the policy library, identify the Business Stream under this traffic data bag, and according to this Business Stream mapping policy (this Business Stream need be mapped in which Port ID, which the T-CONT buffer to be gone) this packet is delivered in the priority query of specific Port ID and gone.
4.T-CONT Scheduler module is finished according to the Priority Queuing mode that sets by scheduling strategy and parameter the scheduling of the packet of this Business Stream is handled, the packet of this Business Stream is sent to the dequeue of T-CONT after handling through one or more levels scheduling.
Though pass through with reference to the preferred embodiments of the present invention, the present invention is illustrated and describes, but those of ordinary skill in the art should be understood that, can do various changes to it in the form and details, and the spirit and scope of the present invention that do not depart from appended claims and limited.
Claims (24)
1. dynamic service flow classification and mapping method is characterized in that, comprise step:
In complex control system, preserve the QoS parameter of different business stream, after business function module is finished service log-on, complex control system will be issued to optical line terminal with the QoS parameter of the Business Stream of user agreement and the link positional information of business function module;
Optical line terminal is formulated service stream classification and mapping policy and scheduling strategy, and is issued to Optical Network Terminal according to the QoS parameter of this Business Stream, the link positional information of business function module;
Optical Network Terminal comprises policy library, traffic classification and mapping block and transmission container scheduler module, and wherein said policy library is preserved service stream classification and mapping policy and the scheduling strategy that optical line terminal issues; Described traffic classification and mapping block are classified to Business Stream according to described service stream classification and mapping policy and are shone upon; Described transmission container scheduler module is dispatched the priority query in the transmission container buffer according to described scheduling strategy.
2. dynamic service flow classification according to claim 1 and mapping method, it is characterized in that: the professional control subsystem of complex control system is preserved the customer service subscription data, finish the service log-on and the authentication of business function module, and use business to charge the user.
3. dynamic service flow classification according to claim 2 and mapping method is characterized in that: professional control subsystem is stored in the customer service subscription data in the database.
4. dynamic service flow classification according to claim 2 and mapping method is characterized in that: the Resource Manager Subsystem of complex control system is controlled and is managed access network resource, carries out the resource control strategy.
5. dynamic service flow classification according to claim 4 and mapping method, it is characterized in that: the access-in management subsystem of complex control system is for the business function module dynamic assignment network address and configuration information is provided, execution is to the authentication operation of business function module, the link positional information of management service functional module, and carry out related with the network address of business function module the link positional information of business function module.
6. dynamic service flow classification according to claim 5 and mapping method, it is characterized in that: business function module by and professional control subsystem between interface to professional control subsystem application service log-on and authentication, carry out the negotiation of service configuration information with it.
7. dynamic service flow classification according to claim 6 and mapping method is characterized in that: Resource Manager Subsystem by and professional control subsystem between interface professional control subsystem is authenticated the resource request of response service control subsystem.
8. dynamic service flow classification according to claim 7 and mapping method is characterized in that: Resource Manager Subsystem by and optical line terminal between interface to the QoS parameter of optical line terminal issuing service stream, the link positional information of business function module.
9. dynamic service flow classification according to claim 8 and mapping method is characterized in that, the process that Optical Network Terminal is obtained service stream classification and mapping policy and scheduling strategy comprises step:
A1, business function module send the service log-on request message to professional control subsystem, wherein comprise this business function module of identification and user's information;
After A2, professional control subsystem are received the service log-on request message, search the QoS parameter of the Business Stream of arranging according to this user's identifying information with this user;
A3, professional control subsystem find the Resource Manager Subsystem of management service functional module access network resource of living in according to this user's identifying information, and according to the network address and the QoS parameter of Business Stream and the negotiation that Resource Manager Subsystem obtains access network resource of business function module;
A4, Resource Manager Subsystem obtain the link positional information of business function module to the inquiry of access-in management subsystem according to the network address of business function module, if the residing Access Network of business function module can satisfy the service quality of the Business Stream that professional control subsystem asks, Resource Manager Subsystem is handed down to optical line terminal with the QoS parameter of Business Stream and the link positional information of business function module.
10. dynamic service flow classification according to claim 9 and mapping method is characterized in that, the process that Optical Network Terminal is obtained service stream classification and mapping policy and scheduling strategy comprises step:
B1, optical line terminal are formulated this user service flow classification and mapping policy and scheduling strategy on the Optical Network Terminal according to the QoS parameter of the Business Stream of receiving and the link positional information of business function module;
B2, optical line terminal are handed down to the Optical Network Terminal that business function module is connected with service stream classification with mapping policy and scheduling strategy;
B3, Optical Network Terminal are saved in service stream classification and mapping policy and scheduling strategy in the policy library.
11. Optical Network Terminal, it is characterized in that: comprise policy library, traffic classification and mapping block, transmission container scheduler module, policy library links to each other with mapping block, transmission container scheduler module with traffic classification respectively, traffic classification links to each other with the transmission container scheduler module with mapping block, and policy library is used to preserve service stream classification and mapping policy and the scheduling strategy that optical line terminal issues; Traffic classification and mapping block are used for Business Stream is classified and shining upon according to service stream classification and mapping policy; The transmission container scheduler module is used for according to scheduling strategy the priority query in the transmission container buffer being dispatched.
12. Optical Network Terminal according to claim 11 is characterized in that: preservation is used for the Business Stream of not registered and authentication or the default policy of predefined Business Stream in the policy library.
13. Optical Network Terminal according to claim 12, it is characterized in that: traffic classification and mapping block comprise traffic classification and mapping controller, traffic classification and mapping actuator, traffic classification and mapping controller are used for control flows classification and mapping actuator, and traffic classification and mapping actuator are classified to Business Stream and be mapped to the processing of certain priority query.
14. Optical Network Terminal according to claim 13, it is characterized in that: the transmission container scheduler module comprises scheduling controller and at least one transmission container buffer, the transmission container buffer comprises priority query and scheduler, and scheduling controller is used to control scheduler; Priority query is dispatched by scheduler.
15. Optical Network Terminal according to claim 14 is characterized in that: scheduling controller is provided with method and the parameter that scheduler is dispatched priority query according to the scheduling strategy in the policy library.
16. Optical Network Terminal according to claim 15 is characterized in that: Optical Network Terminal receives that the later processing procedure of Business Stream comprises step:
C1, the Business Stream of receiving is put into user side interface go into formation;
The packet that C2, user side interface are gone in the formation is delivered in traffic classification and the mapping block;
C3, traffic classification and mapping block identify the Business Stream under the packet, and this Business Stream are mapped in the priority query of corresponding service transmission channel according to the classification and the mapping policy of this Business Stream;
C4, transmission container scheduler module are carried out the Business Stream in the priority query of service transmission channels to deliver to after schedule level one is handled at least the dequeue of transmission container buffer according to scheduling strategy;
Business Stream in C5, the transmission container buffer dequeue is uploaded to optical line terminal in optical line terminal is distributed to the up time slot of this transmission container buffer.
17. an optical access network comprises optical line terminal and light distributed network, optical line terminal links to each other with light distributed network, it is characterized in that: also comprise at least one as the arbitrary described Optical Network Terminal of claim 11 to 16, described Optical Network Terminal links to each other with light distributed network.
18. optical access network as claimed in claim 17 is characterized in that: also comprise at least one business function module, described business function module links to each other with described Optical Network Terminal by User Network Interface.
19. optical access network as claimed in claim 18 is characterized in that: User Network Interface comprises Fast Ethernet interface, gigabit ethernet interface, ADSL (Asymmetric Digital Subscriber Line) interface, high-speed digital subscriber line interface.
20. optical access network as claimed in claim 19 is characterized in that: business function module is positioned at the inside of described Optical Network Terminal, and User Network Interface is made as the internal interface of Optical Network Terminal.
21. optical access network as claimed in claim 20 is characterized in that: also comprise complex control system, described complex control system links to each other with optical line terminal and described business function module respectively.
22. optical access network as claimed in claim 21, it is characterized in that: described complex control system comprises professional control subsystem, it is used to preserve the customer service subscription data, finish business function module service log-on and authentication, and use business to charge to the user, professional control subsystem links to each other with business function module.
23. optical access network as claimed in claim 22, it is characterized in that: described complex control system comprises Resource Manager Subsystem, it is used for access network resource is controlled and managed, and carries out the resource control strategy, and Resource Manager Subsystem links to each other with professional control subsystem, optical line terminal respectively.
24. optical access network as claimed in claim 23, it is characterized in that: described complex control system comprises the access-in management subsystem, it is used to the business function module dynamic assignment network address and configuration information is provided, execution is to the authentication operation of business function module, the link positional information of management service functional module, and the link positional information of business function module and the network address of business function module being carried out related, the access-in management subsystem links to each other with Resource Manager Subsystem, optical line terminal respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100336323A CN101022677B (en) | 2006-02-16 | 2006-02-16 | Dynamic service flow classification and mapping method and optical network terminal and optical insertion network |
| PCT/CN2007/000561 WO2007093128A1 (en) | 2006-02-16 | 2007-02-15 | A method and system for dynamically configuring the service strategy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100336323A CN101022677B (en) | 2006-02-16 | 2006-02-16 | Dynamic service flow classification and mapping method and optical network terminal and optical insertion network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101022677A CN101022677A (en) | 2007-08-22 |
| CN101022677B true CN101022677B (en) | 2011-03-30 |
Family
ID=38371190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100336323A Active CN101022677B (en) | 2006-02-16 | 2006-02-16 | Dynamic service flow classification and mapping method and optical network terminal and optical insertion network |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101022677B (en) |
| WO (1) | WO2007093128A1 (en) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101415129B (en) * | 2007-10-16 | 2011-09-21 | 中兴通讯股份有限公司 | Method for configuring service quality parameter of Ethernet passive optical network |
| CN101594556B (en) * | 2008-05-28 | 2012-08-29 | 工业和信息化部电信传输研究所 | Remote management device for data stream classification in GPON system |
| CN101572681B (en) * | 2009-06-04 | 2011-11-30 | 中兴通讯股份有限公司 | Device, system and method for dynamically configuring response time of household gateway |
| CN102055643B (en) * | 2009-11-03 | 2015-05-20 | 中兴通讯股份有限公司 | Allocation method for downlink priority scheduling, and downlink priority scheduling method and device |
| CN102209280A (en) * | 2010-03-31 | 2011-10-05 | 中兴通讯股份有限公司 | Uplink data processing method used in passive optical network and passive optical network |
| CN102480321A (en) * | 2010-11-29 | 2012-05-30 | 中兴通讯股份有限公司 | Method and system for managing relevant parameters of home gateway in GPON (Gigabit Passive Optical Network) system |
| CN102394776B (en) * | 2011-11-02 | 2014-05-14 | 深圳市共进电子股份有限公司 | Method for OLT to carry out dynamic network configuration on ONU in passive optical network |
| CN102904837B (en) * | 2012-08-08 | 2015-01-07 | 西安交通大学 | Differentiated service survivability method based on virtual service plane |
| CN104380658B (en) * | 2013-04-28 | 2018-06-05 | 华为技术有限公司 | Flow classifier, business route flip-flop, the method and system of Message processing |
| CN103780440A (en) * | 2014-02-25 | 2014-05-07 | 上海斐讯数据通信技术有限公司 | Entity relationship model transformation method for managing ONU |
| CN103975551B (en) * | 2014-03-11 | 2018-03-06 | 华为技术有限公司 | Network QoS control system, communication equipment and network QoS control method end to end end to end |
| CN106788855B (en) | 2015-11-23 | 2018-12-07 | 华为技术有限公司 | A kind of the optical transfer network bearing method and device of flexible Ethernet service |
| CN108462649B (en) * | 2017-02-20 | 2020-07-07 | 深圳市中兴微电子技术有限公司 | Method and device for reducing high-priority data transmission delay in congestion state of ONU |
| CN106789739A (en) * | 2017-02-24 | 2017-05-31 | 上海斐讯数据通信技术有限公司 | A kind of multistage multiple row can configure schedule management method and system |
| CN107332689B (en) * | 2017-05-27 | 2019-08-06 | 烽火通信科技股份有限公司 | Embedded PON terminal device TR069 protocol interconnection simulation system and method |
| CN107370839A (en) * | 2017-06-29 | 2017-11-21 | 北京东土科技股份有限公司 | The addressing method and relevant apparatus of industrial field device, system |
| CN109379646B (en) * | 2018-10-12 | 2021-09-24 | 江西山水光电科技股份有限公司 | Passive optical network system and communication method thereof |
| CN110290554A (en) * | 2019-06-28 | 2019-09-27 | 京信通信系统（中国）有限公司 | Data transmission processing method, device and communication equipment |
| CN113746671B (en) * | 2020-01-19 | 2023-05-26 | 烽火通信科技股份有限公司 | Service acceleration method, terminal equipment and home gateway |
| CN112348347B (en) * | 2020-11-02 | 2024-03-26 | 日立楼宇技术（广州）有限公司 | Building management system and processing method, device and equipment thereof |
| CN116112829A (en) * | 2021-11-09 | 2023-05-12 | 深圳市中兴微电子技术有限公司 | Mapping multiplexing method and device for optical transport network, electronic equipment and storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1486019A (en) * | 2002-09-23 | 2004-03-31 | ��Ϊ��������˾ | Network management method based on quality of service |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6862291B2 (en) * | 2000-11-03 | 2005-03-01 | Telcordia Technologies, Inc. | Method and system for quality of service provisioning for IP virtual private networks |
| WO2005053341A1 (en) * | 2003-11-27 | 2005-06-09 | Telecom Italia S.P.A | Method for simulating a communication networks that cosiders quality of service |
-
2006
- 2006-02-16 CN CN2006100336323A patent/CN101022677B/en active Active
-
2007
- 2007-02-15 WO PCT/CN2007/000561 patent/WO2007093128A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1486019A (en) * | 2002-09-23 | 2004-03-31 | ��Ϊ��������˾ | Network management method based on quality of service |
Non-Patent Citations (1)
| Title |
|---|
| 惠嫣娇，范戈.基于策略的G M P LS P O N 网络管理研究.《光通信技术》.2005,第10-12页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007093128A1 (en) | 2007-08-23 |
| CN101022677A (en) | 2007-08-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101022677B (en) | Dynamic service flow classification and mapping method and optical network terminal and optical insertion network | |
| CN100499499C (en) | Method and system for distributing dynamically bandwidth resource | |
| CN102821029B (en) | Multi-service bandwidth allocation method in a kind of Ethernet passive optical network and device thereof | |
| CN101931548B (en) | Method, apparatus and system for label management of access network | |
| CN101005445B (en) | Method for mapping service flow to service transmission path and optical network terminal | |
| JP4339880B2 (en) | Bandwidth allocation apparatus and method for guaranteeing QoS in an Ethernet (registered trademark) passive optical subscriber network | |
| CN100512287C (en) | Passive optical network system based on generalized multiprotocol label switching (GMPLS) protocol | |
| CN1674576B (en) | Method for transmitting strategic information inter-network equipment | |
| US20040252714A1 (en) | Dynamic bandwidth allocation method considering multiple services in ethernet passive optical network system | |
| CN101415129B (en) | Method for configuring service quality parameter of Ethernet passive optical network | |
| US20050074238A1 (en) | Apparatus and method for supporting quality of service in Ethernet passive optical network system | |
| US10608940B2 (en) | Systems and methods for allocating network bandwidth across access modules | |
| US9270404B2 (en) | Dynamic scheduling using PON bandwidth allocation on lower aggregation levels | |
| CN105634991B (en) | Method and device for realizing service bandwidth allocation | |
| CN102811159B (en) | The dispatching method and device of a kind of uplink service | |
| CN100421398C (en) | Method for guaranteeing end-to-end business service quality and switching in network | |
| US9729241B2 (en) | Telecommunication systems and methods using dynamic shaping for allocating network bandwidth | |
| CN101102157B (en) | Transmission terminal and data transmission method | |
| Radivojević et al. | the emerging WDM EPON | |
| CN104270326B (en) | A kind of method and apparatus of smooth networking customization service access | |
| CN101415014B (en) | Method, system and base station for ensuring QoS of GPON as 802.16 backhaul | |
| CN101175326B (en) | Broadband access network for guaranteeing service QoS | |
| CN101304368A (en) | Method for conveying tactics information between network equipments | |
| Yan et al. | Enhanced signaling scheme with admission control in the hybrid optical wireless (HOW) networks | |
| Santos-Boada et al. | Priority mechanism for multioperator FTTB access networks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |