CN102368692A - Passive optical network unit replacing method based on logic serial number - Google Patents

Passive optical network unit replacing method based on logic serial number Download PDF

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Publication number
CN102368692A
CN102368692A CN2011102844928A CN201110284492A CN102368692A CN 102368692 A CN102368692 A CN 102368692A CN 2011102844928 A CN2011102844928 A CN 2011102844928A CN 201110284492 A CN201110284492 A CN 201110284492A CN 102368692 A CN102368692 A CN 102368692A
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optical network
network unit
replacement
logic
sequence number
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CN102368692B (en
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王莉
李明
胡媛媛
王颖楷
田桦
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Fiberhome Telecommunication Technologies Co Ltd
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Fiberhome Telecommunication Technologies Co Ltd
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Abstract

The invention provides a passive optical network unit replacing method based on a logic serial number, relating to a passive optical network unit (ONU). The method comprises the following steps: a. if a new ONU conflicts with any existed old ONU SN (serial number) or an MAC (medium access control) layer, determining whether an old ONU is on-line or not; b. if the old ONU is not on-line, determining whether a MAC layer of the ONU or an SN of the new ONU conflicts with other existed old ONU or not; if not, determining SN replacement or MAC layer replacement, if SN replacement is determined, determining whether a replacement relation is valid or not; if the MAC layer replacement is determined, determining that an old ONU authentication mode is SN authentication or SN binding authentication; if the old ONU authentication mode is the SN authentication, determining whether a replacement relation is valid or not; d. when the replacement relation is valid, carrying out corresponding SN replacement or MAC layer replacement, and deleting a replacement item. The method has simple configuration, no manual operation is needed, and a plurality of ONUs can be replaced simultaneously.

Description

The optical network unit replacement method of the EPON of logic-based sequence number
Technical field
The present invention relates to the EPON optical network unit in the broadband access, specifically is a kind of optical network unit replacement method of EPON of logic-based sequence number.
Background technology
Development along with optical transport technology; PON (passive Optical Network; EPON) technology is applied in the access technology gradually, as a kind of new access technology, the bandwidth that it provided can adapt to now and in 10 years in the future the user to the demand of bandwidth.Simultaneously, original DSL (Digital Subscriber Line, digital subscriber line) also can insert the PON system as a node with original access device, is fully utilized.PON can solve the present network bottleneck problem of Access Network, is the direction of access technology development.In the development of PON system, along with the rapid increase of number of users, the number of telecommunication station also increases fast, and the regular maintenance of website also increases with the monitoring workload day by day.Especially increasing for the user right control at PON remote equipment terminal.
In the O&M of PON equipment, need safeguard dynamically ONU (Optical Network Unit, optical network unit), as the replacing of the interpolation of ONU and deletion, ONU, revise the PON mouth bandwidth, revise speech business, revise operations such as data service.Traditional P ON equipment can only pass through MAC (Medium Access Control, media access control layer), and certain ONU is located in the address, and MAC Address has no literal meaning, and record gets up very inconvenient; And, then must change MAC Address so change ONU because MAC Address is unique.
Therefore equipment management personnel is in order to manage ONU more easily; Propose through SN (Serial Number; Logic sequence number) sequence number is located a logic ONU terminal; Promptly adopt a SN sequence number location ONU terminal use (FTTH user) or a group ONU terminal use (all users under the same FTTB); And be indifferent to the physics MAC Address of ONU, under the cooperation of automatic processing system of worksheet and background support system, realize ONU is identified in network management system through the SN sequence number.PON equipment based on the SN authentication mode under, about the Dynamic Maintenance of ONU following weak point is arranged:
1, can not realize based on the replacement automatically down of SN sequence number authentication mode.
2, when carrying out the ONU replacement, need go earlier to authorize and authorize ONU more again, and then be configured again, these operations all need manual the completion, and collocation method is loaded down with trivial details.
3, a plurality of ONU replacements must be carried out successively.
Summary of the invention
To the defective that exists in the prior art; The object of the present invention is to provide ONU (Optical Network Unit, optical network unit) the replacement method of a kind of PON of logic-based sequence number, when the ONU physical terminal breaks down; At the OLT of PON (Optical Line Terminal; Optical line terminal) far-end can take the ONU of an identical SN sequence number fast it to replace, and need not to be configured again; When equipment management personnel wanted again to distribute a SN sequence number for any user, SN sequence number that can direct modification ONU that the user uses can normally use after restarting this ONU, disposes simply; Need not manual operation and accomplish, a plurality of ONU can replace simultaneously.
For reaching above purpose; The technical scheme that the present invention takes is; A kind of EPON optical network unit replacement method of logic-based sequence number; Comprise the steps: that the already present any Geju City optical network unit logic sequence of the new optical network unit of a. and the optical line terminal of EPON number conflicts or the media access control layer conflict, judge whether said old optical network unit is online; B. if not online, judge the logic sequence number of media access control layer or the new optical network unit of new optical network unit, whether conflict with already present other the old optical network units of the optical line terminal of EPON; C. if do not conflict, still media access control layer replacement of decision logic sequence number replacement is if logic sequence number replacement confirms whether fallback relationship is legal; If the media access control layer replacement judges that said old optical network unit certification mode is the logic sequence authentication, or the logic sequence binding authentication; If the logic sequence authentication confirms whether fallback relationship is legal; When d. said fallback relationship is legal, carry out number replacement of corresponding logic sequence or media access control layer replacement, deletion replacement clauses and subclauses.
On the basis of technique scheme; Before the step a; Earlier dispose at least one legal optical network unit media access control layer replacement clauses and subclauses at optical line terminal, or dispose at least one legal optical network unit logic sequence number replacement clauses and subclauses, new optical network unit (ONU) registration authentication is passed through.
On the basis of technique scheme, when said old optical network unit is online, report corresponding collision alert.
On the basis of technique scheme; When the logic sequence of the media access control layer of new optical network unit or new optical network unit number; When the media access control layer of already present other the old optical network units of optical line terminal of EPON or logic sequence number are conflicted, report corresponding collision alert.
On the basis of technique scheme,, report corresponding collision alert when old optical network unit certification mode is the logic sequence binding authentication.
On the basis of technique scheme, when said fallback relationship is illegal, report corresponding collision alert.
On the basis of technique scheme, it is that the media access control layer conflict warning of optical network unit or the logic sequence number conflict of optical network unit are reported to the police that said conflict is reported to the police.
On the basis of technique scheme, under said logic sequence authentication and the logic sequence binding authentication mode, when legal optical network unit normally used, its logic sequence number must be in the logic sequence white list.
On the basis of technique scheme, during said replacement optical network unit logic sequence, the media access control layer of the optical network unit that is replaced is identical with the media access control layer of its optical network unit of replacement, and logic sequence is number inequality; During the media access control layer of said replacement optical network unit, the logic sequence of the logic sequence of the optical network unit that is replaced number and its optical network unit of replacement is number identical, and media access control layer is different.
On the basis of technique scheme, said step a carries out at the main control unit of optical line terminal, and step b, c, d carry out at the ply-yarn drill of optical line terminal.
Beneficial effect of the present invention is:
1, when the ONU physical terminal breaks down,, ONU is managed through the SN sequence number at the far-end of the OLT of PON; Can realize replacement to the OUN of PON; Convenient and swift, the OLT that handles PON more efficiently reaches the user right change unusually, does not influence normal users and uses.
2, realize based on the ONU replacement method under the SN sequence number authentication mode; When carrying out the ONU replacement; Basically can accomplish automatically at the OLT of PON far-end, the ONU after the replacement disposes with the preceding ONU configuration of replacement and is consistent, and need not equipment management personnel and is configured again by hand; After completing successfully replacement, can delete these replacement clauses and subclauses automatically, do not need manual these clauses and subclauses of deletion, avoided a lot of people to be misoperation.
3, because configuration interface provides many configurations, therefore can a plurality of replacement clauses and subclauses of disposable configuration, and replacement process is carried out simultaneously, to accomplish a plurality of ONU in tens seconds and replace flow processs, each is replaced flow process and is not disturbed mutually.
Description of drawings
Fig. 1 is the flow chart of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain.
As shown in Figure 1, be one embodiment of the present of invention, it comprises the steps:
S101. administrative staff dispose at least one legal MAC at the OLT of PON and replace clauses and subclauses, or at least one legal SN sequence number is replaced clauses and subclauses.
S102. the new ONU authentication registration that disposes among the said S101 passes through.
S103. new ONU conflicts with the SN sequence number of the already present any Geju City ONU of OLT or the MAC conflict, explains that said old ONU need be replaced, and gets into the replacement flow process.
S104.OLT judges whether said old ONU is online, if not online, then gets into step S105; If online, explain that said old ONU is used by the user, cannot replace immediately, get into step S109, do not produce any service disconnection when normally using to guarantee the user.
S105. judge new MAC or new SN sequence number, whether conflict,, get into step S106 if do not conflict with already present other old MAC of OLT or SN sequence number; If conflict explains that this new MAC or new SN sequence number are used by other ONU, cannot replace, get into step S109, all be unique with MAC or the SN sequence number that guarantees the ONU that whole OLT hangs down.
S106. judging still MAC replacement of SN sequence number replacement, is that MAC conflict or SN sequence number conflict and judge substitute mode by the conflict of previous generation, is the SN replacement if the conflict of SN sequence number is then explained, gets into step S108; If MAC conflict then explanation is the MAC replacement, get into step S107;
S107. the certification mode of judging old ONU is that the authentication of SN sequence number still is the SNONCEON authentication, if the authentication of SN sequence number then gets into step S108; If the SNONCEON authentication explains that the SN sequence number of this ONU and the MAC of this ONU bind, cannot be used by other ONU, get into step S109 and can guarantee that this ONU that is bound can be because of conflicting with other ONU generations SN and being replaced.In addition, under authentication of SN sequence number and the SNONCEON certification mode, when legal ONU normally used, its SN sequence number must be in SN sequence number white list.
S108. confirm whether fallback relationship is legal; Judge promptly whether these fallback relationship clauses and subclauses exist,, then get into step S109 if do not exist then explain that fallback relationship is illegal; To guarantee that all replacements all are to carry out according to OLT administrative staff's configuration, can not produce illegal replacement; If these fallback relationship clauses and subclauses exist, it is legal that then replacement is somebody's turn to do in explanation, gets into step S110.
S109. report the MAC collision alert of corresponding ONU or the SN sequence number collision alert of ONU.
S110. carry out corresponding SN sequence number replacement or MAC replacement, only need simply its MAC to be upgraded or the SN sequence number update, all dispose inconvenience.
S111. above-mentioned successfully replace after, OLT deletes this replacement clauses and subclauses automatically.
In the above-mentioned steps, step S101 to S104 carries out at the main control unit of OLT; Step S105 to S111 carries out at the ply-yarn drill of OLT; OLT PON port all is separate with transfer of data between the arbitrary ONU that is connected, and arbitrary ONU does not influence all when carrying out MAC replacement or the replacement of SN sequence number that other ONU register, replacement or transfer of data.
During the inventive method replacement ONU SN sequence number, the scene that both can be applied to replace the SN sequence number of ONU, the ONU that promptly is replaced is identical with the MAC of its ONU of replacement, and the SN sequence number is inequality; Also can be applied to replace the scene of the MAC of ONU, the ONU that promptly is replaced is identical with the SN sequence number of its ONU of replacement, and MAC is inequality.
The present invention is not limited to above-mentioned execution mode, for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also make some improvement and retouching, and these improvement and retouching also are regarded as within protection scope of the present invention.The content of not doing in this specification to describe in detail belongs to this area professional and technical personnel's known prior art.

Claims (10)

1. the optical network unit replacement method of the EPON of a logic-based sequence number is characterized in that, comprises the steps:
A. new optical network unit and the already present any Geju City optical network unit logic sequence of the optical network unit of EPON number are conflicted or the media access control layer conflict, judge whether said old optical network unit is online;
B. if not online, judge the logic sequence number of media access control layer or the new optical network unit of new optical network unit, whether conflict with already present other the old optical network units of the optical line terminal of EPON;
C. if do not conflict, still media access control layer replacement of decision logic sequence number replacement is if logic sequence number replacement confirms whether fallback relationship is legal; If the media access control layer replacement judges that said old optical network unit certification mode is the logic sequence authentication, or the logic sequence binding authentication; If the logic sequence authentication confirms whether fallback relationship is legal;
When d. said fallback relationship is legal, carry out number replacement of corresponding logic sequence or media access control layer replacement, deletion replacement clauses and subclauses.
2. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1; It is characterized in that: before the step a; Dispose at least one legal optical network unit media access control layer at optical line terminal earlier and replace clauses and subclauses; Or dispose at least one legal optical network unit logic sequence number replacement clauses and subclauses, new optical network unit (ONU) registration authentication is passed through.
3. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1 is characterized in that: when said old optical network unit is online, report corresponding collision alert.
4. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1; It is characterized in that: when the logic sequence of the media access control layer of new optical network unit or new optical network unit number; When the media access control layer of already present other the old optical network units of optical line terminal of EPON or logic sequence number are conflicted, report corresponding collision alert.
5. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1 is characterized in that: when old optical network unit certification mode is the logic sequence binding authentication, report corresponding collision alert.
6. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1 is characterized in that: when said fallback relationship is illegal, report corresponding collision alert.
7. like the optical network unit replacement method of the EPON of claim 3,4,5 or 6 described logic-based sequence numbers, it is characterized in that: said conflict is reported to the police and is reported to the police or the logic sequence number conflict of optical network unit is reported to the police for the media access control layer conflict of optical network unit.
8. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1; It is characterized in that: under said logic sequence authentication and the logic sequence binding authentication mode; When legal optical network unit normally used, its logic sequence number must be in the logic sequence white list.
9. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1; It is characterized in that: during said replacement optical network unit logic sequence; The media access control layer of the optical network unit that is replaced is identical with its media access control layer of optical network unit of replacement, and logic sequence is number inequality; During the media access control layer of said replacement optical network unit, the logic sequence of the logic sequence of the optical network unit that is replaced number and its optical network unit of replacement is number identical, and media access control layer is different.
10. the optical network unit replacement method of the EPON of logic-based sequence number as claimed in claim 1 is characterized in that: said step a carries out at the main control unit of optical line terminal, and step b, c, d carry out at the ply-yarn drill of optical line terminal.
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Cited By (7)

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CN104394019A (en) * 2014-12-02 2015-03-04 上海斐讯数据通信技术有限公司 Detection method for rack type OLT system based ONUs with repeated MAC addresses
CN105119777A (en) * 2015-09-07 2015-12-02 烽火通信科技股份有限公司 Link loopback detection method in passive optical network (PON) system
CN105791012A (en) * 2016-03-08 2016-07-20 中国联合网络通信集团有限公司 Authentication method and access network element
TWI562552B (en) * 2014-04-21 2016-12-11 Arris Entpr Inc Systems and methods for optical modulation index calibration in a catv network
WO2020134069A1 (en) * 2018-12-24 2020-07-02 深圳市中兴微电子技术有限公司 Method and related device for implementing channel adaptation in a pon
CN113207050A (en) * 2021-07-06 2021-08-03 武汉长光科技有限公司 Optical network unit replacement method and device, electronic equipment and storage medium
CN115334379A (en) * 2022-10-12 2022-11-11 武汉长光科技有限公司 Online optical network unit replacement method and device, electronic equipment and storage medium

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CN101990134A (en) * 2009-07-30 2011-03-23 中兴通讯股份有限公司 Method and system of dynamically managing serial number, optical line terminal and optical network unit
US20110164881A1 (en) * 2010-01-05 2011-07-07 Samsung Electronics Co., Ltd. Optical clock rate negotiation for supporting asymmetric clock rates for visible light communication

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CN101119158A (en) * 2007-09-21 2008-02-06 中兴通讯股份有限公司 Ethernet passive optical network equipment based management method
CN101990134A (en) * 2009-07-30 2011-03-23 中兴通讯股份有限公司 Method and system of dynamically managing serial number, optical line terminal and optical network unit
US20110164881A1 (en) * 2010-01-05 2011-07-07 Samsung Electronics Co., Ltd. Optical clock rate negotiation for supporting asymmetric clock rates for visible light communication

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI562552B (en) * 2014-04-21 2016-12-11 Arris Entpr Inc Systems and methods for optical modulation index calibration in a catv network
CN104394019A (en) * 2014-12-02 2015-03-04 上海斐讯数据通信技术有限公司 Detection method for rack type OLT system based ONUs with repeated MAC addresses
CN104394019B (en) * 2014-12-02 2020-05-19 上海斐讯数据通信技术有限公司 Detection method and system of ONU with repeated MAC address based on rack type OLT system
CN105119777A (en) * 2015-09-07 2015-12-02 烽火通信科技股份有限公司 Link loopback detection method in passive optical network (PON) system
CN105119777B (en) * 2015-09-07 2019-01-25 烽火通信科技股份有限公司 A method of the link loopback detection in PON system
CN105791012A (en) * 2016-03-08 2016-07-20 中国联合网络通信集团有限公司 Authentication method and access network element
WO2020134069A1 (en) * 2018-12-24 2020-07-02 深圳市中兴微电子技术有限公司 Method and related device for implementing channel adaptation in a pon
CN113207050A (en) * 2021-07-06 2021-08-03 武汉长光科技有限公司 Optical network unit replacement method and device, electronic equipment and storage medium
CN113207050B (en) * 2021-07-06 2021-09-10 武汉长光科技有限公司 Optical network unit replacement method and device, electronic equipment and storage medium
CN115334379A (en) * 2022-10-12 2022-11-11 武汉长光科技有限公司 Online optical network unit replacement method and device, electronic equipment and storage medium

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