CN101174898A - Tele-management method and system for optical network unit - Google Patents
Tele-management method and system for optical network unit Download PDFInfo
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Abstract
The present invention relates to the remote management method of a optical network unit; the method comprises that an optical circuit end receives the order issued by a network management device for the implementation of the remote management of relevant property/operation of the optical network unit, and judges whether the relevant property/operation needs the collocation and management object example index; if the index is needed, the optical circuit end forms the requirement information for remote management which comprises the management object example index and emits the information to the optical network unit; the end also receives the response information of remote management returned by the optical network unit and reports the information to the network management device. The present invention also relates to the remote management system of the optical network unit comprising an optical circuit end and an optical network unit; the optical circuit end comprises an order receiving module, an index judging module, a first requirement information-forming module, a requirement information-emitting module and a response information reporting module. The present invention realizes the expanded frame of the remote management through the management object example index and can realize the remote management of various management objects and examples of ONU.
Description
Technical field
The present invention relates to band optical fiber and insert the field, especially a kind of method and system that the management object of optical network unit (Optical Network Unit is called for short ONU) is carried out telemanagement.
Background technology
Along with the developing rapidly with new business such as IPTV, newly use to access bandwidth and have higher requirement of Internet, optical fiber inserts the inevitable direction that becomes the broadband access network development.Consider that from the maturity and the operation cost of technology ethernet passive optical network (Ethernet PassiveOptical Network is called for short EPON) is the main realization means that optical fiber inserts, and also is the most potential access technology.
Because the EPON system adopts the topological structure of the point of bandwidth sharing to multiple spot, as shown in Figure 1, each optical line terminal 1 (Optical Line Terminal, be called for short OLT) by Optical Distribution Network 2 (Optical Distribution Network, abbreviation ODN) connects a plurality of ONU3, downlink business adopts broadcast mode to send, up employing Multi-point Control Protocol (Multi-Point Control Protocol, be called for short MPCP) (Time Division Multiple Access TDMA) controls to carry out the time division multiple access access.OLT1 has network side interface SNI and PON interface IFpon, and ONU3 has PON interface IFpon and user side interface UNI.
In existing EPON international standard IEEE802.3-2005, Operations, Administration and Maintenance (Operation, Administration﹠amp have been defined; Maintenance, be called for short OAM) sublayer, the functions such as discovery, link monitoring and remote loopback control of standard OAM ability have been realized by the OAM interacting message between OLT and the ONU, for the network operator provides the certain monitoring link running status and the ability of fault location fast.In the ONU telemanagement that realizes at present, OLT can send inquiry or the configuration of OAM message realization to some attributes of ONU to ONU, and the OAM message that reception ONU returns obtains corresponding ONU attribute information or configure-ack information.
Though existing OAM(Operation Administration Maintenance) provides some simple telemanagement for ONU, but it is not comprehensive, some necessary management maintenance function does not provide as yet, for example to the management of user port and control, to management of professional association attributes etc., and all be some attributes to the telemanagement of ONU in the existing standard at ONU self, do not relate to the ONU management object and the examples such as user port, corresponding management method is not provided yet.Therefore existing OAM(Operation Administration Maintenance) is difficult to satisfy the demand of equipment and professional O﹠M in the real network.
Summary of the invention
The objective of the invention is to propose a kind of ONU method for remote management and system, can realize the telemanagement of the various ONU management objects and the example, and realize multiple remote management capability.
For achieving the above object, the invention provides a kind of optical network unit remote management method, may further comprise the steps:
Optical line terminal receives the instruction that is used for the association attributes/operation of optical network unit is carried out telemanagement that Network Management Equipment sends, and whether association attributes/operation of judging described optical network unit needs configuration management object instance index (Index of Instance), configuration management object instance index if desired, then generation comprises the telemanagement request message of management object example index, and sends to described optical network unit;
Optical line terminal receives the telemanagement that described optical network unit returns and receives the response, and reports described Network Management Equipment.
In technique scheme, the introducing of management object example index mechanism has realized the telemanagement to the instantiation of the various management objects of optical network unit, and expanded telemanagement mode, helped EPON network and business are carried out maintenance and management these instantiations.
Further, when association attributes/operation of judging described optical network unit does not need configuration management object instance index, can generate the telemanagement request message that does not comprise management object example index, and send to described optical network unit.
Further, describedly judge whether the association attributes/operation of optical network unit needs the operation of configuration management object instance index to be specially: judge that described association attributes/operation is the attribute/operation of optical network unit self, still attribute/the operation of the management object example of optical network unit, if the attribute/operation of optical network unit self then do not need to determine configuration management object instance index; If the attribute/operation of the management object example of optical network unit need then to determine configuration management object instance index.
Further, described optical network unit is when receiving described telemanagement request message, can carry out following operation, comprise: check whether this telemanagement request message comprises management object example index, if comprise, then judge whether reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation proposition, it is the operation of then the corresponding attribute of described management object example index/operation being carried out described telemanagement request indication, and return the telemanagement that comprises management object example index to described optical line terminal and receive the response, comprise return value or be used to represent operate successful code in the described management object example index; Receive the response otherwise directly return the telemanagement that comprises management object example index, comprise the code that is used to represent parameter error during described telemanagement is receiveed the response to described optical line terminal.
Further, described generation comprises that the operation of the telemanagement request message of management object example index can be specially: the telemanagement request message that generates the operation of the association attributes/operation execution that is used to indicate to optical network unit, in described telemanagement request message, comprise an OAM Protocol Data Unit (OAM Protocol Data Unit, be called for short OAMPDU), comprise organization unique identifier (OrganizationalUnique Identifier at described OAM Protocol Data Unit, be called for short OUI), extended operation sign indicating number (Ext.Opcode) and one or more management object, described management object has one or more management object examples, described management object example has the variable description (VariableDescriptor) or the variable container (Variable Container) of one or more attributes/operation, and corresponding to the management object example index of described one or more management object examples.
Further, described management object example index can adopt the form of variable container, comprises the sign of the management object example of the sign of management object, described management object, and the length of the sign of described management object example.
Further, when optical network unit receives the form that management object example index in the telemanagement request message does not adopt variable description, then can ignore processing to this telemanagement request message.
Further, the operation of described telemanagement request message indication can comprise at least: the attribute/operation of inquiry optical network unit self or optical network unit management object instance, and the attribute/operation of configuration optical network unit self or optical network unit management object.
Further, when the attribute that is operating as inquiry optical network unit management object instance of described telemanagement request message indication/operation, whether described optical network unit can be judged reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation, if rationally, then in self the corresponding attribute of the described management object example of management information library inquiry index/operation, and to send return value to described optical line terminal be that the telemanagement of Query Result is receiveed the response, and is that the telemanagement of parameter error is receiveed the response otherwise send return value to described optical line terminal.
When the attribute that is operating as configuration optical network unit management object instance of described telemanagement request message indication/operation, whether described optical network unit can be judged reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation, if rationally, then be configured according to described telemanagement request pair and the corresponding attribute of described management object example index/operation, upgrade the management information bank of self, and send to described optical line terminal and to comprise and be used to represent that the telemanagement of operating the return value of success or operation failure receives the response, be that the telemanagement of parameter error is receiveed the response otherwise send return value to described optical line terminal.
For achieving the above object, the invention provides a kind of optical network unit remote management system, comprise optical line terminal and optical network unit, wherein optical line terminal comprises:
The command reception module is used to receive the instruction that is used for the association attributes/operation of optical network unit is carried out telemanagement that Network Management Equipment sends;
The index judge module is used to judge whether the association attributes/operation of described optical network unit needs configuration management object instance index;
The first request message generation module is used for when needs configuration management object instance index, generates the telemanagement request message that comprises management object example index;
The request message sending module is used for sending the telemanagement request message that generates to optical network unit
The reporting module of receiveing the response is used to receive the telemanagement that described optical network unit returns and receives the response, and reports described Network Management Equipment.
In technique scheme, described optical line terminal can also comprise:
The second request message generation module is used for generating the telemanagement request message that does not comprise management object example index when association attributes/operation of judging described optical network unit does not need configuration management object instance index.
Further, optical network unit can comprise in the system of the present invention:
Module checked in index, is used to check whether the telemanagement request message that receives comprises management object example index;
Whether request reasonability judge module is used for when described telemanagement request message comprises management object example index, judge reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation;
The first instruction Executive Module is used for when judging that the telemanagement request is reasonable, the corresponding attribute of described management object example index/operation is carried out the operation of described telemanagement request indication;
First receives the response returns module, is used for returning the telemanagement that comprises management object example index to described optical line terminal and receiveing the response when judging that the telemanagement request is reasonable, comprises return value in the described management object example index; When judging that the telemanagement request is unreasonable, directly return the telemanagement that comprises management object example index and receive the response to described optical line terminal, comprise the code that is used to represent parameter error in the described management object example index.
Further, described optical network unit can also comprise:
The management object judge module is used for judging whether described attribute/operation is the attribute/operation of optical network unit self when checking that this telemanagement request message does not comprise management object example index;
The second instruction Executive Module is used for when the attribute of judging described attribute/be operating as optical network unit self/operation, to the operation that attribute/the described telemanagement request of operation execution is indicated of described optical network unit self;
Second receives the response returns module, be used for when the attribute of judging described attribute/be operating as optical network unit self/operation, return the telemanagement that does not comprise management object example index to described optical line terminal and receive the response, described telemanagement comprises return value in receiveing the response; When judging that described attribute/operation is not the attribute/operation of optical network unit self, directly return the telemanagement that does not comprise management object example index and receive the response, comprise the code that is used to represent parameter error during described telemanagement is receiveed the response to described optical line terminal.
Further, comprise an OAM Protocol Data Unit in the described telemanagement request message, comprise organization unique identifier, extended operation sign indicating number and one or more management object at described OAM Protocol Data Unit, described management object has one or more management object examples, described management object example has the variable description or the variable container of one or more attributes/operation, and corresponding to the management object example index of described one or more management object examples.
Described management object example index preferably adopts the form of variable container, comprises the sign of the management object example of the sign of management object, described management object, and the length of the sign of described management object example.
Further, described optical network unit can also comprise:
Ignore processing unit, be used for when the management object example index that receives the telemanagement request message does not adopt the form of variable description, this telemanagement request message being ignored processing.
Based on technique scheme, the present invention realizes the extension framework of telemanagement by management object example index, can realize the various management objects of ONU and the telemanagement of the example (dispose, administer and maintain); The present invention also realizes multiple remote management capability by different extended operation sign indicating numbers is set.
Description of drawings
Fig. 1 is the topological structure schematic diagram of EPON system in the prior art.
Fig. 2 is the basic format schematic diagram of OAM Protocol Data Unit among the present invention.
Fig. 3 is for having the basic format schematic diagram of the OAM Protocol Data Unit of variable description among the present invention.
Fig. 4 is for having the basic format schematic diagram of the OAM Protocol Data Unit of variable container among the present invention.
Fig. 5 is the schematic flow sheet of an embodiment of ONU method for remote management of the present invention.
Fig. 6 is the handling process schematic diagram of ONU among Fig. 5 embodiment.
Fig. 7 is the structural representation of an embodiment of ONU long-distance management system of the present invention.
Fig. 8 is the structural representation of another embodiment of ONU long-distance management system of the present invention.
Fig. 9 is not for the schematic diagram of the OAM Protocol Data Unit of management object example index.
Figure 10 is the structural representation of an embodiment of ONU long-distance management system of the present invention.
Figure 11 is the structural representation of another embodiment of ONU long-distance management system of the present invention.
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
The present invention is application management object example index in OAM Protocol Data Unit, has realized each management object and the meticulous telemanagement of the example to ONU, also is convenient to the intercommunication between different vendor's equipment.Introduce so-called management object example index at first earlier, this management object example index mechanism can adopt " type-length-value (TLV) " structure, utilize in the OAMPDU of IEEE802.3-2005 regulation, introduce a management object example index TLV identify one or more variable description/containers (Variable Descriptor/Container) after following this TLV closely at its attribute at the instantiation of management object.
As shown in Figure 2, basic format schematic diagram for OAM Protocol Data Unit among the present invention, wherein all among IEEE802.3-2005, stipulate to Code=0xFE from Destination Address, here just no longer described in detail, OUI field (3 byte), Ext.Opcode field in expansion OAM Protocol Data Unit of the present invention, have also been comprised, payload (Payload) field and filling (Pad) field.Wherein the OUI field is used for unique sign production firm, when receiving the message of different vendor's equipment, can select to be fit to the operation of this vendor equipment by reading this field, has so just realized the intercommunication of different vendor's equipment.The Ext.Opcode field is used for representing the action type expanded, and for example inquiry of attribute/operation and configuration, stirring, Dynamic Bandwidth Allocation (Dynamic Bandwidth Allocation is called for short DBA) wait telemanagement to operate.
Comprise the attribute/operation of management object example in the Payload field and corresponding to the management object example index of this management object example, wherein management object example index can adopt the identical TLV form of variable container of regulation among the IEEE802.3-2005 Clause 57, and is as shown in the table:
| Byte | Field | Explanation | |
| 1 | Branch | This TLV is the example index of |
|
| 2 | Leaf | The |
|
| 1 | Variable Width | The length of |
|
| 1 | Value | The numbering of the example of management object |
The variable description or the variable container that after each management object example index TLV, can have a plurality of attributes/operation (Attribute/Action) at this management object example, referring to Fig. 3 and Fig. 4, in an OAM Protocol Data Unit, whole variable descriptions after each management object example index or variable container are attribute and the operation at this management object example.
An example that in an OAM Protocol Data Unit, can only comprise a management object, and the one or more attributes/operation of this example, a plurality of examples that also can a management object, these examples can be encapsulated in the OAM Protocol Data Unit in order.Also can comprise a plurality of examples of a plurality of management objects in an OAM Protocol Data Unit, wherein the management object here can also comprise ONU self, but this management object of ONU self does not need to adopt the management object example index of TLV form.Include the OAM Protocol Data Unit of a plurality of management objects and the management object example OAM message number in can the minimizing system, improve the efficient of system handles.
This management object example index mechanism can compatible existing IEEE802.3-2005 standard, realized again simultaneously to various attributes at the appointment of management object example, be applicable to the OAM sublayer expansion of EPON system, be beneficial to company standard and industry standard large-scale promotion as EPON.
As shown in Figure 5, the schematic flow sheet for an embodiment of ONU method for remote management of the present invention may further comprise the steps:
In the present embodiment when OLT receives telemanagement that ONU returned according to the telemanagement request message and receives the response, the information during telemanagement receiveed the response reports Network Management Equipment.
Fig. 5 has represented the flow process of telemanagement in OLT one side, and Fig. 6 represents the handling process of ONU one side in the present embodiment, may further comprise the steps:
Result after step 205, ONU will operate (for example operate successfully/feedback of failing, the return value of certain attribute etc.) is receiveed the response by telemanagement and is returned to OLT, wherein telemanagement is receiveed the response and is also comprised management object example index, at this moment the EO of ONU one side;
Step 206, ONU directly return the telemanagement that comprises management object example index to OLT receives the response, and comprises the code that is used to represent parameter error in this telemanagement is receiveed the response, and finishes the operation of ONU one side;
Result after step 209, ONU will operate (for example operate successfully/feedback of failing, the return value of certain attribute etc.) is receiveed the response by telemanagement and is returned to OLT, wherein telemanagement is receiveed the response and is not comprised management object example index, at this moment the EO of ONU one side;
In the present embodiment, the management object example index that receives in the telemanagement request message as ONU does not adopt the variable Container Format, for example adopts variable description form or extended formatting, then this telemanagement request message is ignored processing.
According to the foregoing description, provide the example of user port Flow Control attribute of an inquiry ONU to explain the present invention here again, it should be noted that the sign that adopts in this example, numerical value etc. only are used for explanation, but not to the restriction of the implication of its expression.For ONU, management object is port (Port), and the Leaf value is 0x0001, and the value of Value is the numbering of concrete ethernet port, VoIP port, e1 port etc.The OAM Protocol Data Unit of variable description that has management object example index is referring to Fig. 7, and wherein Ext.Opcode=0x01 represents the Extended Variable Request message that is used to inquire about.Adopt Branch=0x36, leaf=0x0001 represents that management object is the ONU port.Value=0x01 represents that the example of management object is the ethernet port 1 of ONU.Identify by this management object example index TLV the variable description that follows closely behind this TLV at management object be the ethernet port 1 of ONU.Fig. 7 has also provided the example of a variable description, Branch=C7 wherein, and Leaf=0x0012 is used for representing Flow Control (Pause) attribute of ethernet port.
After ONU receives this OAM Protocol Data Unit, the query requests of judging this management object example (ethernet port 1) and attribute (Flow Control) is rational, then from self management information bank (Management Information Base, be called for short MIB) inquire the Flow Control attribute of ethernet port 1 for after enabling the state of (enabled), the generation telemanagement is receiveed the response and is returned this Query Result, shown in Figure 8 is the structure of OAM Protocol Data Unit during this telemanagement is receiveed the response, wherein Ext.Opcode=0x02 represents that this is a query response (Extended Variable Response) message, and Variable Value=0x01 represents that the Flow Control attribute of this ethernet port 1 is an enabled state.
Though the operation of the attribute of searching and managing object instance has only been described in the front, be not limited to this a kind of operation, ONU is carried out operations such as Remote configuration, DBA and also all be suitable for the present invention.
The present invention also is applicable to the telemanagement to ONU self, the front is mentioned, when carrying out telemanagement for ONU self, do not need to adopt management object example index, as shown in Figure 9, for not with the schematic diagram of the OAM Protocol Data Unit of management object example index, wherein Ext.Opcode=0x03 represents that the indication of Network Management Equipment is that ONU is carried out setting operation, and Leaf=0x0001 represents ONU carried out restarts.If added management object example index in the OAM Protocol Data Unit in Fig. 9, then ONU carries out and ignores processing when receiving this message.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
As shown in figure 10, structural representation for an embodiment of ONU telemanagement of the present invention, present embodiment comprises OLT1 and ONU 3, and wherein OLT1 can specifically comprise: command reception module 11, index judge module 12, the first request message generation module 13, request message sending module 14 and the reporting module 15 of receiveing the response.
In OLT1, can also comprise the second request message generation module, be used for when association attributes/operation of judging ONU does not need configuration management object instance index, generating the telemanagement request message that does not comprise management object example index.
ONU3 can specifically comprise: index checks that module 31, request reasonability judge module 32, first instruct Executive Module 33 and first to receive the response and return module 34.Wherein index checks that module 31 is used to check whether the telemanagement request message that receives comprises management object example index.Whether request reasonability judge module 32 is used for when the telemanagement request message comprises management object example index, judge reasonable with the telemanagement request of the corresponding attribute of management object example index/operation.The first instruction Executive Module 33 is used for the corresponding attribute of management object example index/operation being carried out the operation of telemanagement request indication when judging that the telemanagement request is reasonable.First receives the response returns module 34 and is used for returning the telemanagement that comprises management object example index to OLT and receiveing the response when judging that the telemanagement request is reasonable, comprises return value in the management object example index; When judging that the telemanagement request is unreasonable, directly return the telemanagement that comprises management object example index and receive the response to OLT, during receiveing the response, telemanagement comprises the code that is used to represent parameter error.
Comprise an OAM Protocol Data Unit in the telemanagement request message of mentioning in the present embodiment, comprise organization unique identifier, extended operation sign indicating number and one or more management object at OAM Protocol Data Unit, management object has one or more management object examples, the management object example has the variable description or the variable container of one or more attributes/operation, and corresponding to the management object example index of one or more management object examples.
Management object example index can adopt the form of variable container, comprises the sign of management object example of sign, the management object of management object, and the length of the sign of management object example.
As shown in figure 11, for the structural representation of another embodiment of ONU telemanagement of the present invention, compare with a last embodiment, the ONU of present embodiment also comprises: management object judge module 35, the second instruction Executive Module 36 and second are receiveed the response and are returned module 37.
Wherein management object judge module 35 is used for judging whether attribute/operation is attribute/operation of ONU self when checking that this telemanagement request message does not comprise management object example index.The second instruction Executive Module 36 is used for when the attribute of judging attribute/be operating as ONU self/operation, to the operation that attribute/operation execution telemanagement request is indicated of ONU self.Second receives the response returns module 37 and is used for returning the telemanagement that does not comprise management object example index to OLT and receiveing the response when the attribute of judging attribute/be operating as ONU self/operation, comprises return value during telemanagement is receiveed the response; When judging that attribute/operation is not the attribute/operation of ONU self, directly return the telemanagement that does not comprise management object example index to OLT and receive the response, during receiveing the response, telemanagement comprises the code that is used to represent parameter error.
In above-mentioned two system embodiments, ONU can also comprise and ignores processing unit, be used for when the management object example index that receives the telemanagement request message does not adopt the form (for example adopting variable description or extended formatting etc.) of variable container, this telemanagement request message being ignored processing.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (18)
1. optical network unit remote management method may further comprise the steps:
Optical line terminal receives the instruction that is used for the association attributes/operation of optical network unit is carried out telemanagement that Network Management Equipment sends, and whether association attributes/operation of judging described optical network unit needs configuration management object instance index, configuration management object instance index if desired, then generation comprises the telemanagement request message of management object example index, and sends to described optical network unit;
Optical line terminal receives the telemanagement that described optical network unit returns and receives the response, and reports described Network Management Equipment.
2. optical network unit remote management method according to claim 1, wherein when association attributes/operation of judging described optical network unit does not need configuration management object instance index, generation does not comprise the telemanagement request message of management object example index, and sends to described optical network unit.
3. optical network unit remote management method according to claim 2, wherein saidly judge whether the association attributes/operation of optical network unit needs the operation of configuration management object instance index to be specially:
Judge that described association attributes/operation is the attribute/operation of optical network unit self, or the attribute/operation of the management object example of optical network unit, if the attribute/operation of optical network unit self then do not need to determine configuration management object instance index; If the attribute/operation of the management object example of optical network unit need then to determine configuration management object instance index.
4. optical network unit remote management method according to claim 1 and 2, wherein said optical network unit are carried out following operation when receiving described telemanagement request message, comprising:
Check whether this telemanagement request message comprises management object example index, if comprise, then judge whether reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation proposition, it is the operation of then the corresponding attribute of described management object example index/operation being carried out described telemanagement request indication, and return the telemanagement that comprises management object example index to described optical line terminal and receive the response, comprise return value or be used to represent operate successful code in the described management object example index; Receive the response otherwise directly return the telemanagement that comprises management object example index, comprise the code that is used to represent parameter error during described telemanagement is receiveed the response to described optical line terminal.
5. optical network unit remote management method according to claim 4, wherein when checking that this telemanagement request message does not comprise management object example index, judge whether described attribute/operation is the attribute/operation of optical network unit self, it is the operation of then attribute/operation of described optical network unit self being carried out described telemanagement request indication, and return the telemanagement that does not comprise management object example index to described optical line terminal and receive the response, this telemanagement comprises return value in receiveing the response; Receive the response otherwise directly return the telemanagement that does not comprise management object example index, comprise the code that is used to represent parameter error during described telemanagement is receiveed the response to optical line terminal.
6. optical network unit remote management method according to claim 1, wherein said generation comprises that the operation of the telemanagement request message of management object example index is specially: the telemanagement request message that generates the operation of the association attributes/operation execution that is used to indicate to optical network unit, in described telemanagement request message, comprise an OAM Protocol Data Unit, comprise organization unique identifier at described OAM Protocol Data Unit, extended operation sign indicating number and one or more management object, described management object has one or more management object examples, described management object example has the variable description or the variable container of one or more attributes/operation, and corresponding to the management object example index of described one or more management object examples.
7. optical network unit remote management method according to claim 6, wherein said management object example index adopts the form of variable container, the sign that comprises the management object example of the sign of management object, described management object, and the length of the sign of described management object example.
8. optical network unit remote management method according to claim 7 wherein receives the form that management object example index in the telemanagement request message does not adopt the variable container when optical network unit, then this telemanagement request message is ignored processing.
9. optical network unit remote management method according to claim 4, the operation of wherein said telemanagement request message indication comprises at least: the attribute/operation of inquiry optical network unit self or optical network unit management object instance, and the attribute/operation of configuration optical network unit self or optical network unit management object.
10. optical network unit remote management method according to claim 9, wherein when the attribute that is operating as inquiry optical network unit management object instance of described telemanagement request message indication/operation, whether described optical network unit is judged reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation, if rationally, then in self the corresponding attribute of the described management object example of management information library inquiry index/operation, and to send return value to described optical line terminal be that the telemanagement of Query Result is receiveed the response.
11. optical network unit remote management method according to claim 9, wherein when the attribute that is operating as configuration optical network unit management object instance of described telemanagement request message indication/operation, whether described optical network unit is judged reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation, if rationally, then be configured according to described telemanagement request pair and the corresponding attribute of described management object example index/operation, upgrade the management information bank of self, and send to described optical line terminal and to comprise and be used to represent that the telemanagement of operating the return value of success or operation failure receives the response.
12. an optical network unit remote management system comprises optical line terminal and optical network unit, wherein optical line terminal comprises:
The command reception module is used to receive the instruction that is used for the association attributes/operation of optical network unit is carried out telemanagement that Network Management Equipment sends;
The index judge module is used to judge whether the association attributes/operation of described optical network unit needs configuration management object instance index;
The first request message generation module is used for when needs configuration management object instance index, generates the telemanagement request message that comprises management object example index;
The request message sending module is used for sending the telemanagement request message that generates to optical network unit;
The reporting module of receiveing the response is used to receive the telemanagement that described optical network unit returns and receives the response, and reports described Network Management Equipment.
13. optical network unit remote management according to claim 12 system, wherein said optical line terminal also comprises:
The second request message generation module is used for generating the telemanagement request message that does not comprise management object example index when association attributes/operation of judging described optical network unit does not need configuration management object instance index.
14. according to claim 12 or 13 described optical network unit remote management systems, wherein said optical network unit comprises:
Module checked in index, is used to check whether the telemanagement request message that receives comprises management object example index;
Whether request reasonability judge module is used for when described telemanagement request message comprises management object example index, judge reasonable with the telemanagement request of the corresponding attribute of described management object example index/operation;
The first instruction Executive Module is used for when judging that the telemanagement request is reasonable, the corresponding attribute of described management object example index/operation is carried out the operation of described telemanagement request indication;
First receives the response returns module, is used for returning the telemanagement that comprises management object example index to described optical line terminal and receiveing the response when judging that the telemanagement request is reasonable, comprises return value in the described management object example index; When judging that the telemanagement request is unreasonable, directly return the telemanagement that comprises management object example index and receive the response to described optical line terminal, during receiveing the response, described telemanagement comprises the code that is used to represent parameter error.
15. optical network unit remote management according to claim 14 system, wherein said optical network unit also comprises:
The management object judge module is used for judging whether described attribute/operation is the attribute/operation of optical network unit self when checking that this telemanagement request message does not comprise management object example index;
The second instruction Executive Module is used for when the attribute of judging described attribute/be operating as optical network unit self/operation, to the operation that attribute/the described telemanagement request of operation execution is indicated of described optical network unit self;
Second receives the response returns module, be used for when the attribute of judging described attribute/be operating as optical network unit self/operation, return the telemanagement that does not comprise management object example index to described optical line terminal and receive the response, described telemanagement comprises return value in receiveing the response; When judging that described attribute/operation is not the attribute/operation of optical network unit self, directly return the telemanagement that does not comprise management object example index and receive the response, comprise the code that is used to represent parameter error during described telemanagement is receiveed the response to described optical line terminal.
16. optical network unit remote management according to claim 12 system, comprise an OAM Protocol Data Unit in the wherein said telemanagement request message, comprise organization unique identifier, extended operation sign indicating number and one or more management object at described OAM Protocol Data Unit, described management object has one or more management object examples, described management object example has the variable description or the variable container of one or more attributes/operation, and corresponding to the management object example index of described one or more management object examples.
17. optical network unit remote management according to claim 16 system, wherein said management object example index adopts the form of variable container, the sign that comprises the management object example of the sign of management object, described management object, and the length of the sign of described management object example.
18. optical network unit remote management according to claim 16 system, wherein said optical network unit also comprises:
Ignore processing unit, be used for when the management object example index that receives the telemanagement request message does not adopt the form of variable container, this telemanagement request message being ignored processing.
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