CN105337663A - Optical transceiver alarm threshold configuration method and system - Google Patents
Optical transceiver alarm threshold configuration method and system Download PDFInfo
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- CN105337663A CN105337663A CN201510645880.2A CN201510645880A CN105337663A CN 105337663 A CN105337663 A CN 105337663A CN 201510645880 A CN201510645880 A CN 201510645880A CN 105337663 A CN105337663 A CN 105337663A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
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Abstract
The invention provides an optical transceiver alarm threshold configuration method and system. The method comprises an optical transceiver detection parameter set of an optical network unit is established in advance at an optical line terminal, and alarm threshold of each detection parameter is set; the optical network unit reports the type of an optical transceiver to the optical line terminal; and if the optical line terminal finds a matching optical transceiver type in the optical transceiver detection parameter set, the optical line terminal sends the alarm threshold of the detection parameters corresponding to the matching optical transceiver type to the optical network unit, and the optical network unit carries out configuration of the optical transceiver alarm threshold. The fault early warning mechanism of the optical transceiver is improved.
Description
Technical field
The present invention relates to gigabit passive optical network (GPON, GigabitPassiveOpticalNetwork) technical field, particularly relate to optical line terminal (OLT in GPON, OpticalLineTerminal) method and system of the optical transceiver alarming threshold on different optical network unit (ONU, OpticalNetworkUnit) is configured.
Background technology
Gigabit passive optical network (GPON, GigabitPassiveOpticalNetwork) be point-to-multipoint soft exchange technology, this network has that bandwidth is high, access customer number is many and the many features of bearer service, once occur optical link layer network fault to user and service impact also more obvious, be that optical link detects key issue to the optical transceiver fault pre-alarming of optical network unit.
In GPON, if early warning need be done to the optical transceiver fault of optical network unit, need the alarming threshold configuring optical transceiver detected parameters on optical network unit, the optical transceiver detected parameters of optical network unit mainly comprises: transmitting optical power, received optical power, optical module working temperature, supply power voltage, bias current etc., because the optical transceiver characteristic of different manufacturers is different, define perfect not to optical transceiver parameter alarm configuration between current optical line terminal and optical network unit, optical network unit define only a small amount of parameter alarming threshold, and do not have to define and how to report and configure newly-increased light-receiving detected parameters mechanism.
Summary of the invention
In view of this, the invention provides the method and system of a kind of optical transceiver alarming threshold configuration, improve optical line terminal in GPON and alarming threshold is detected to the optical receiver of optical network unit.
The invention provides the method for a kind of optical transceiver alarming threshold configuration, comprising: the optical transceiver detected parameters set creating optical network unit in advance on optical line terminal, and the alarming threshold of each detected parameters is set; Optical network unit reports the type of optical transceiver to optical line terminal; If optical line terminal finds the optical transceiver type of coupling in the set of optical transceiver detected parameters, the alarming threshold of detected parameters corresponding for the optical transceiver type of coupling is handed down to optical network unit by optical line terminal, and optical network unit carries out the configuration of optical transceiver alarming threshold.
Further, described optical network unit reports the type of optical transceiver to optical line terminal, be specially: optical network unit expands ANI-G management entity attribute in advance, the type of newly-increased optical transceiver, described type comprises optical transceiver producer title Vendorname and optical transceiver model VendorPN; Optical network unit by optical network unit management control interface OMCI message by the optical transceiver in ANI-G management entity attribute type send to optical line terminal.
Further, described method also comprises: if optical line terminal does not find the optical transceiver type of coupling in the set of optical transceiver detected parameters, optical line terminal issues optical receiver management entity to optical network unit, optical network unit arranges the alarming threshold of optical transceiver detected parameters and sends to optical line terminal in optical receiver management entity, and the alarming threshold of optical transceiver detected parameters adds in the set of optical transceiver detected parameters by optical line terminal.
Further, described optical network unit arranges the alarming threshold of optical transceiver detected parameters and sends to optical line terminal in optical receiver management entity, be specially: optical line terminal is pre-created optical receiver management entity, described optical receiver management entity attribute comprises optical transceiver detected parameters; Optical network unit, after receiving the optical receiver management entity that optical line terminal issues, is filled in the alarming threshold that optical transceiver detected parameters is corresponding, by OMCI message, optical receiver management entity attribute is sent to optical line terminal.
Further, described method also comprises: when detecting that optical transceiver reaches the alarming threshold of detected parameters, and optical network unit sends the alarm information of optical transceiver generation to optical line terminal.
Further, described alarm information comprises alarm masked bits; Described method also comprises: optical line terminal receives the alarm information from optical network unit, obtains alarm masked bits and determines the alarming threshold corresponding with alarm masked bits.
Present invention also offers a kind of system for the configuration of optical transceiver alarming threshold, comprise: optical line terminal and optical network unit, described optical network unit comprises optical transceiver, described optical line terminal, for creating the optical transceiver detected parameters set of optical network unit in advance on optical line terminal, and the alarming threshold of each detected parameters is set; When after the type receiving the optical transceiver reported from optical network unit, in the set of optical transceiver detected parameters, search the optical transceiver type of coupling; If found, the alarming threshold of detected parameters corresponding for the optical transceiver type of coupling is handed down to optical network unit; Described optical network unit, for reporting the type of optical transceiver to optical line terminal, and the alarming threshold of the detected parameters issued according to optical line terminal carries out the configuration of optical transceiver alarming threshold.
Further, described optical network unit reports the type of optical transceiver to optical line terminal, be specially: optical network unit expands ANI-G management entity attribute in advance, the type of newly-increased optical transceiver, described type comprises optical transceiver producer title Vendorname and optical transceiver model VendorPN; Optical network unit by optical network unit management control interface OMCI message by the optical transceiver in ANI-G management entity attribute type send to optical line terminal.
Further, described optical line terminal, also for: if optical line terminal does not find the optical transceiver type of coupling in the set of optical transceiver detected parameters, optical line terminal issues optical receiver management entity to optical network unit; Described optical network unit, also for arranging the alarming threshold of optical transceiver detected parameters and send to optical line terminal in optical receiver management entity; Described optical line terminal, also for: the alarming threshold of optical transceiver detected parameters adds in the set of optical transceiver detected parameters by optical line terminal.
Further, described optical network unit, also for when detecting that optical transceiver reaches the alarming threshold of detected parameters, optical network unit sends the alarm information of optical transceiver generation to optical line terminal, and described alarm information comprises alarm masked bits.
Compared to the prior art, beneficial effect of the present invention is: the optical transceiver detected parameters set of setting up optical network unit in optical line terminal, and arranges the alarming threshold of each measurement parameter; Optical network unit expansion ANI-G management entity attribute active reporting optical transceiver type, optical line terminal is according to the optical transceiver type automatic configuration detection parameter alarming threshold of coupling, when detecting that optical transceiver reaches the alarming threshold of detected parameters, the alarm masked bits that optical network unit is produced to optical line terminal report optical transceiver by the alarm information of expansion.The present invention can realize the configuration to optical transceiver detected parameters in different optical network unit, perfect machine-processed to the fault pre-alarming of optical transceiver.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the method for optical transceiver alarming threshold disclosed in this invention configuration.
Fig. 2 is the configuration diagram of the system for the configuration of optical transceiver alarming threshold disclosed in this invention.
Embodiment
Describe the present invention below with reference to embodiment shown in the drawings; but these execution modes do not limit the present invention, the structure that those of ordinary skill in the art makes according to these execution modes, method or conversion functionally are all included in protection scope of the present invention.
Fig. 1 is the schematic flow sheet of the collocation method of optical transceiver alarming threshold disclosed in this invention.With reference to Fig. 1, the collocation method of optical transceiver alarming threshold of the present invention, comprising:
Step 101, creates the optical transceiver detected parameters set of optical network unit in advance, and arranges the alarming threshold of each detected parameters on optical line terminal.
In this step, on optical line terminal, the optical transceiver detected parameters collection of optical network unit is as shown in table 1 below, and default pre-configured typical light transceiver detected parameters includes but not limited to: Vendorname and VendorPN of optical transceiver, the working temperature upper limit, working temperature lower limit, the supply power voltage upper limit, supply power voltage lower limit, the bias current upper limit, bias current lower limit, transmission power upper limit, lower transmit power limit, the received power upper limit and received power lower limit.
Table 1
Step 102, optical network unit reports the type of optical transceiver to optical line terminal.
Compared to the prior art, the present invention, in optical network unit, extends ANI-G management entity attribute, the type of newly-increased optical transceiver, such as Vendorname and VendorPN; Optical network unit is to Vendorname and VendorPN being reported optical transceiver by optical network unit management control interface (OMCI, ONUManagementandControlInterface) message to optical line terminal.
Step 103, optical line terminal searches the optical transceiver type of coupling in the set of optical transceiver detected parameters, if do not found, carry out step 104; If found, carry out step 105.
In this step, according to Vendorname and VendorPN of the optical transceiver that optical network unit reports, optical line terminal searches the optical transceiver type of coupling in the set of optical transceiver detected parameters.
Step 104, optical line terminal issues optical receiver management entity to optical network unit, and optical network unit arranges the alarming threshold of optical transceiver detected parameters and sends to optical line terminal in optical receiver management entity.
Compared to the prior art, the present invention creates optical receiver management entity.When not having, the match is successful, and determine the alarming threshold not having corresponding optical transceiver detected parameters in the set of optical transceiver detected parameters, then optical line terminal issues optical receiver management entity to optical network unit, specifically as shown in table 2.
Table 2
The alarming threshold of optical transceiver detected parameters is inserted table 2 by optical network unit, and the content of table 2 is sent to optical line terminal, property content except the optical transceiver management entity ID of optical network unit joins in table 1 by optical line terminal, as a newly-increased optical transceiver detected parameters alarming threshold entry.
Step 105, the alarming threshold of detected parameters corresponding for the optical transceiver type of coupling is handed down to optical network unit by optical line terminal, and optical network unit carries out the configuration of optical transceiver alarming threshold.
In this step, the alarming threshold of the detected parameters in table 1 is handed down to optical network unit by optical line terminal.
Step 106, when detecting that optical transceiver reaches the alarming threshold of detected parameters, optical network unit sends the alarm information of optical transceiver generation to optical line terminal.
Compared to the prior art, alarm of the present invention (alarm) extension of message alarm masked bits, alarm message is specifically as shown in table 3.
Table 3
Alarm masked bits is specifically as shown in table 4.
Table 4
When optical network unit detects that the detected parameters of optical transceiver reaches alarming threshold, optical network unit arranges the alarm information of optical transceiver management entity by the alarm masked bits of alarm message, and which parameter alarming threshold notice optical line terminal comes into force.
Present invention also offers a kind of system for the configuration of optical transceiver alarming threshold, comprise optical line terminal and optical network unit, this optical network unit comprises optical transceiver, wherein,
Optical line terminal, for being pre-created the optical transceiver detected parameters set of optical network unit, and arranges the alarming threshold of each detected parameters; When after the type receiving the optical transceiver reported from optical network unit, in the set of optical transceiver detected parameters, search the optical transceiver type of coupling; If do not found, issue optical receiver management entity to optical network unit, and receive the alarming threshold of the optical transceiver detected parameters that optical network unit is arranged in optical receiver management entity; If found, the alarming threshold of detected parameters corresponding for the optical transceiver type of coupling is handed down to optical network unit, makes when optical network unit detects that optical transceiver reaches the alarming threshold of detected parameters, receive the alarm information that optical transceiver produces;
Optical network unit, for reporting the type of optical transceiver to optical line terminal; If receive the optical receiver management entity that optical line terminal issues, the alarming threshold of optical transceiver detected parameters is set in optical receiver management entity and sends to optical line terminal; If receive the alarming threshold of detected parameters corresponding to optical transceiver type that optical line terminal issues, carry out the configuration of optical transceiver alarming threshold; When detecting that optical transceiver reaches the alarming threshold of detected parameters, send the alarm information of optical transceiver generation to optical line terminal.
The method of the concrete ins and outs of the system that the present invention configures for optical transceiver alarming threshold and the configuration of aforesaid optical transceiver alarming threshold is similar, therefore is not repeated herein.
The present invention sets up the optical transceiver detected parameters set of optical network unit in optical line terminal, and arranges the alarming threshold of each measurement parameter; Optical network unit expansion ANI-G management entity attribute active reporting optical transceiver type, optical line terminal is according to the optical transceiver type automatic configuration detection parameter alarming threshold of coupling, when detecting that optical transceiver reaches the alarming threshold of detected parameters, the alarm masked bits that optical network unit is produced to optical line terminal report optical transceiver by the alarm information of expansion.The present invention can realize the configuration to optical transceiver detected parameters in different optical network unit, perfect machine-processed to the fault pre-alarming of optical transceiver.
By the optical transceiver model that expansion optical network unit reports, configuration different model optical receiver detects alarming threshold automatically, thus perfect machine-processed to the optical transceiver fault pre-alarming of optical network unit
Although the present invention discloses as above with preferred embodiment, the present invention is not defined in this.Any those skilled in the art, without departing from the spirit and scope of the present invention, all can make various changes or modifications, and therefore protection scope of the present invention should be as the criterion with claim limited range.To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
Claims (10)
1. a method for optical transceiver alarming threshold configuration, is characterized in that, comprising:
On optical line terminal, create the optical transceiver detected parameters set of optical network unit in advance, and the alarming threshold of each detected parameters is set;
Optical network unit reports the type of optical transceiver to optical line terminal;
If optical line terminal finds the optical transceiver type of coupling in the set of optical transceiver detected parameters, the alarming threshold of detected parameters corresponding for the optical transceiver type of coupling is handed down to optical network unit by optical line terminal, and optical network unit carries out the configuration of optical transceiver alarming threshold.
2. the method for optical transceiver alarming threshold configuration as claimed in claim 1, it is characterized in that, described optical network unit reports the type of optical transceiver to optical line terminal, is specially:
Optical network unit expands ANI-G management entity attribute in advance, the type of newly-increased optical transceiver, and described type comprises optical transceiver producer title Vendorname and optical transceiver model VendorPN;
Optical network unit by optical network unit management control interface OMCI message by the optical transceiver in ANI-G management entity attribute type send to optical line terminal.
3. the method for optical transceiver alarming threshold configuration as claimed in claim 1, it is characterized in that, described method also comprises:
If optical line terminal does not find the optical transceiver type of coupling in the set of optical transceiver detected parameters, optical line terminal issues optical receiver management entity to optical network unit, optical network unit arranges the alarming threshold of optical transceiver detected parameters and sends to optical line terminal in optical receiver management entity, and the alarming threshold of optical transceiver detected parameters adds in the set of optical transceiver detected parameters by optical line terminal.
4. the method for optical transceiver alarming threshold configuration as claimed in claim 3, it is characterized in that, described optical network unit arranges the alarming threshold of optical transceiver detected parameters and sends to optical line terminal in optical receiver management entity, is specially:
Optical line terminal is pre-created optical receiver management entity, and described optical receiver management entity attribute comprises optical transceiver detected parameters;
Optical network unit, after receiving the optical receiver management entity that optical line terminal issues, is filled in the alarming threshold that optical transceiver detected parameters is corresponding, by OMCI message, optical receiver management entity attribute is sent to optical line terminal.
5. the method for optical transceiver alarming threshold configuration as claimed in claim 1, it is characterized in that, described method also comprises: when detecting that optical transceiver reaches the alarming threshold of detected parameters, and optical network unit sends the alarm information of optical transceiver generation to optical line terminal.
6. the method for optical transceiver alarming threshold configuration as claimed in claim 5, it is characterized in that, described alarm information comprises alarm masked bits;
Described method also comprises: optical line terminal receives the alarm information from optical network unit, obtains alarm masked bits and determines the alarming threshold corresponding with alarm masked bits.
7., for a system for optical transceiver alarming threshold configuration, comprise optical line terminal and optical network unit, described optical network unit comprises optical transceiver, it is characterized in that:
Described optical line terminal, for creating the optical transceiver detected parameters set of optical network unit in advance on optical line terminal, and arranges the alarming threshold of each detected parameters; When after the type receiving the optical transceiver reported from optical network unit, in the set of optical transceiver detected parameters, search the optical transceiver type of coupling; If found, the alarming threshold of detected parameters corresponding for the optical transceiver type of coupling is handed down to optical network unit;
Described optical network unit, for reporting the type of optical transceiver to optical line terminal, and the alarming threshold of the detected parameters issued according to optical line terminal carries out the configuration of optical transceiver alarming threshold.
8., as claimed in claim 7 for the system of optical transceiver alarming threshold configuration, it is characterized in that, described optical network unit reports the type of optical transceiver to optical line terminal, is specially:
Optical network unit expands ANI-G management entity attribute in advance, the type of newly-increased optical transceiver, and described type comprises optical transceiver producer title Vendorname and optical transceiver model VendorPN;
Optical network unit by optical network unit management control interface OMCI message by the optical transceiver in ANI-G management entity attribute type send to optical line terminal.
9., as claimed in claim 7 for the system of optical transceiver alarming threshold configuration, it is characterized in that,
Described optical line terminal, also for: if optical line terminal does not find the optical transceiver type of coupling in the set of optical transceiver detected parameters, optical line terminal issues optical receiver management entity to optical network unit;
Described optical network unit, also for arranging the alarming threshold of optical transceiver detected parameters and send to optical line terminal in optical receiver management entity;
Described optical line terminal, also for: the alarming threshold of optical transceiver detected parameters adds in the set of optical transceiver detected parameters by optical line terminal.
10. as claimed in claim 7 for the system of optical transceiver alarming threshold configuration, it is characterized in that, described optical network unit, also for when detecting that optical transceiver reaches the alarming threshold of detected parameters, optical network unit sends the alarm information of optical transceiver generation to optical line terminal, and described alarm information comprises alarm masked bits.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105791004A (en) * | 2016-02-23 | 2016-07-20 | 武汉长光科技有限公司 | System and method for directly using OAM (Operation Administration and Maintenance) to manage optical receiver |
| CN110535674A (en) * | 2018-05-25 | 2019-12-03 | 中兴通讯股份有限公司 | Optical module threshold regulating method, device, equipment and the storage medium of the network equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004025903A2 (en) * | 2002-09-13 | 2004-03-25 | Passave Ltd. | Methods for dynamic bandwidth allocation and queue management in ethernet passive optical networks |
| CN102104420A (en) * | 2009-12-22 | 2011-06-22 | 华为技术有限公司 | Parameter configuring method, device and system for ONT (Optical Network Terminal) |
| CN102148723A (en) * | 2011-01-31 | 2011-08-10 | 中兴通讯股份有限公司 | Method and terminal for detecting multicast service quality |
| CN102752675A (en) * | 2012-07-13 | 2012-10-24 | 烽火通信科技股份有限公司 | Method for realizing ONU (Optical Network Unit) service automatic opening on OLT (Optical Line Terminal) equipment |
| CN102857838A (en) * | 2012-06-29 | 2013-01-02 | 广东东研网络科技有限公司 | Reconfiguration processing method for OLT (optical line terminal) end to ONU (optical network unit) end parameter configuration failure |
| CN103200064A (en) * | 2012-01-10 | 2013-07-10 | 中兴通讯股份有限公司 | Implementation method and implementation system for striding virtual local area network (VLAN) and multicast service model |
-
2015
- 2015-09-30 CN CN201510645880.2A patent/CN105337663B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004025903A2 (en) * | 2002-09-13 | 2004-03-25 | Passave Ltd. | Methods for dynamic bandwidth allocation and queue management in ethernet passive optical networks |
| CN102104420A (en) * | 2009-12-22 | 2011-06-22 | 华为技术有限公司 | Parameter configuring method, device and system for ONT (Optical Network Terminal) |
| CN102148723A (en) * | 2011-01-31 | 2011-08-10 | 中兴通讯股份有限公司 | Method and terminal for detecting multicast service quality |
| CN103200064A (en) * | 2012-01-10 | 2013-07-10 | 中兴通讯股份有限公司 | Implementation method and implementation system for striding virtual local area network (VLAN) and multicast service model |
| CN102857838A (en) * | 2012-06-29 | 2013-01-02 | 广东东研网络科技有限公司 | Reconfiguration processing method for OLT (optical line terminal) end to ONU (optical network unit) end parameter configuration failure |
| CN102752675A (en) * | 2012-07-13 | 2012-10-24 | 烽火通信科技股份有限公司 | Method for realizing ONU (Optical Network Unit) service automatic opening on OLT (Optical Line Terminal) equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105791004A (en) * | 2016-02-23 | 2016-07-20 | 武汉长光科技有限公司 | System and method for directly using OAM (Operation Administration and Maintenance) to manage optical receiver |
| CN110535674A (en) * | 2018-05-25 | 2019-12-03 | 中兴通讯股份有限公司 | Optical module threshold regulating method, device, equipment and the storage medium of the network equipment |
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