CN109005474A - The LOS alarm method and system of Combo-PON - Google Patents
The LOS alarm method and system of Combo-PON Download PDFInfo
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- CN109005474A CN109005474A CN201810508716.0A CN201810508716A CN109005474A CN 109005474 A CN109005474 A CN 109005474A CN 201810508716 A CN201810508716 A CN 201810508716A CN 109005474 A CN109005474 A CN 109005474A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
- H04Q2011/0083—Testing; Monitoring
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Abstract
The invention discloses the LOS alarm methods and system of a kind of Combo-PON, are related to the upgrading field of GPON Yu 10G GPON.Steps of the method are: the LOS alarm of Combo-PON generates process: when the GPON MAC unit of Combo-PON optical module and 10G GPON MAC unit generate LOS alarm, generating the LOS alarm of Combo-PON；When GPON MAC unit or 10G GPON MAC unit generate LOS alarm and the MAC unit for not generating alarm is accessed there is no corresponding ONU, the LOS alarm of Combo-PON is generated；The LOS alarm of Combo-PON terminates process: when GPON MAC unit or 10G GPON MAC unit detect ONU access, terminating the LOS alarm of Combo-PON.The present invention, which can be realized, carries out LOS alarm to Combo-PON optical module, and Combo-PON optical module is managed and is safeguarded convenient for user.
Description
Technical field
The present invention relates to GPON (Gigabit-Capable PON, gigabit passive optical network access system) to 10G
The upgrading field of GPON, and in particular to a kind of the LOS alarm method and system of Combo-PON.
Background technique
GPON (Gigabit-Capable PON, gigabit passive optical network access system) is to 10G GPON evolution or liter
During grade, inevitably there is GPON and 10G GPON and access the scene coexisted.Traditional GPON and 10G GPON is total
The mode deposited are as follows: ODN network is shared and reused using external wavelength division multiplex device.When external wavelength division multiplex device, computer room
Newly-increased 10G GPON line card, OLT frame, the sub- frame of wavelength division multiplex device are needed, the end OLT also needs to carry out optical link jumper connection transformation,
Specifically: it is shown in Figure 1, by MAC (Media Access Control, the media access control layer) unit of 10G GPON and
GPON MAC unit is changed to access wavelength division multiplex device, it is often more important that wavelength division multiplex device introduces by being independently accessed ODN
1.5dB optical path attenuation, reduces optical power budget, this may will affect the business of existing net GPON ONU.
To solve the above-mentioned problems, industry has developed Combo-PON, for pure GPON and pure 10G GPON,
Combo-PON is the association of GPON and 10G GPON.It is shown in Figure 2, the single port (PON mouthfuls) of Combo-PON optical module
Support GPON MAC unit and 10G GPON MAC unit mixing access (being internally integrated the function of wavelength division multiplex device), in this way
The optical path attenuation of wavelength division multiplex device will not be had by not needing progress optical path transformation.At the end OLT, Combo-PON optical module is logical
The signal of different wavelength channel carrying 10G GPON and GPON MAC units is crossed, GPON MAC unit and 10G GPON MAC are mono-
Member is coupled to Combo-PON optical module by different SERDES (serializer and deserializer) interfaces.
It is shown in Figure 2, GPON/10G GPON multiplexer/demultiplexer is also set up in COMBO-PON optical module, in downlink side
To the optical signal of 10G GPON and GPON MAC unit is carried out multiplex and is sent to ODN network by multiplexer/demultiplexer；In uplink side
To multiplexer/demultiplexer is respectively fed to 10G GPON and GPON MAC unit after carrying out partial wave from the optical signal that ODN comes.Thus may be used
Know, COMBO-PON optical module realizes the independently transmitted of GPON and 10G GPON optical signal, in turn by way of multiplex partial wave
It supports GPON traffic smoothing and is upgraded to 10G GPON business.
Existing Combo-PON optical module when in use, although 10G GPON and GPON in Combo-PON optical module
MAC unit can individually generate respective alarm, such as trunk LOS alarm, LOSi alarm (optical signal of ONU is lost) etc., still,
There is no LOS alarm function as Combo-PON optical module existing for a unified entirety, so that user is difficult to Combo-
PON optical module is managed and safeguards.
Summary of the invention
In view of the deficiencies in the prior art, present invention solves the technical problem that are as follows: how to Combo-PON optical module
Carry out LOS alarm.
To achieve the above objectives, the LOS alarm method of Combo-PON provided by the invention, comprising the following steps:
The LOS alarm of S1:Combo-PON generates process:
When the GPON MAC unit of Combo-PON optical module and 10G GPON MAC unit generate LOS alarm, generate
The LOS of Combo-PON is alerted；
When GPON MAC unit or 10G GPON MAC unit generate LOS alarm and the MAC unit for not generating alarm is not deposited
In corresponding ONU access, the LOS alarm of Combo-PON is generated；
The LOS alarm of S2:Combo-PON terminates process:
When GPON MAC unit or 10G GPON MAC unit detect ONU access, the LOS for terminating Combo-PON is accused
It is alert.
Based on the above technical solution, further comprising the steps of before S1: to access Combo-PON optical module
ONU authorized: GPON MAC unit or 10G GPON MAC unit obtain the self information of access ONU, judge ONU from
Whether body information is legal, if so, authorizing to ONU, otherwise not authorizes.
Based on the above technical solution, the process of S1 includes:
S101: when monitoring that GPON MAC unit or 10G GPON MAC unit generate LOS alarm, judge another MAC
Whether unit generates LOS alarm, if so, going to S103, otherwise goes to S102；
S102: judge that another MAC unit is accessed with the presence or absence of corresponding ONU, if so, not generating the LOS of Combo-PON
Alarm, S1 terminate；Go to otherwise S103；
S103: generating the LOS alarm of Combo-PON, and S1 terminates.
Based on the above technical solution, if another described MAC unit is accessed there are corresponding ONU in S102,
Then the LOSi that the LOS generated in S101 alarm is converted into the ONU finally to go offline is alerted.
Based on the above technical solution, the process of S2 includes:
S201: when GPON MAC unit or 10G GPON MAC unit detect ONU access, confirmation detects that ONU connects
The los state of the MAC unit entered: if los state is to generate LOS alarm, going to S202, if los state is to terminate LOS alarm,
Go to S203；
S202: los state being revised as terminating LOS alarm by generating LOS alarm, terminates the LOS alarm of Combo-PON,
S2 terminates；
S203: terminating the LOS alarm of Combo-PON, and S2 terminates.
The LOS warning system of Combo-PON provided by the invention, including service management module, are used for:
The LOS alarm of Combo-PON generates work:
When monitoring that the GPON MAC unit of Combo-PON optical module and 10G GPON MAC unit generate LOS alarm,
Generate the LOS alarm of Combo-PON；
Monitor that GPON MAC unit or 10G GPON MAC unit generate LOS alarm and do not generate the MAC unit of alarm
There is no when corresponding ONU access, the LOS alarm of Combo-PON is generated；
The LOS of Combo-PON alerts power cut-off:
When receiving the ONU access information that GPON MAC unit or 10G GPON MAC unit report, terminate Combo-PON's
LOS alarm.
Based on the above technical solution, which further includes PON MAC protocol stack module, is used for: to access
The ONU of Combo-PON optical module is authorized: judging the access ONU that GPON MAC unit or 10G GPON MAC unit obtain
Self information it is whether legal, if so, authorized to ONU, otherwise not authorize.
Based on the above technical solution, the LOS alarm of the Combo-PON of the service management module generates saddlebag
It includes: when monitoring that GPON MAC unit or 10G GPON MAC unit generate LOS alarm, judging whether another MAC unit produces
Raw LOS alarm:
If so, generating the LOS alarm of Combo-PON；
Otherwise judge that another MAC unit is accessed with the presence or absence of corresponding ONU, if so, not generating the LOS of Combo-PON
Otherwise alarm generates the LOS alarm of Combo-PON.
It based on the above technical solution, will be described when another described MAC unit is accessed there are corresponding ONU
The LOS alarm that GPON MAC unit or 10G GPON MAC unit generate is converted into the LOSi alarm of the ONU finally to go offline.
Based on the above technical solution, the LOS of the Combo-PON of the service management module alerts power cut-off packet
It includes:
When receiving the ONU access information that GPON MAC unit or 10G GPON MAC unit report, confirm that the MAC reported is mono-
The los state of member: if los state is to generate LOS alarm, los state is revised as terminating LOS alarm, knot by generating LOS alarm
The LOS of beam Combo-PON is alerted；If los state is to terminate LOS alarm, terminate the LOS alarm of Combo-PON.
Compared with the prior art, the advantages of the present invention are as follows:
(1) referring to the S1 of the method for the present invention and S2 it is found that the present invention can be according to GPON MAC unit and 10G GPON
The alarm that MAC unit generates, to generate and terminate the LOS alarm of Combo-PON.Therefore, the present invention can be realized to Combo-
PON optical module carries out LOS alarm, and Combo-PON optical module is managed and is safeguarded convenient for user.
(2) referring to the S2 of the method for the present invention it is found that the present invention is generated when GPON MAC unit or 10G GPON MAC unit
When LOS alarm and the MAC unit for not generating alarm detect ONU access, the LOS alarm of COMBO-PON will not be generated；This is
Cause are as follows: since Combo-PON optical module is an entirety, as long as there is also ONU would not generate COMBO-PON's online
The LOS of generation need to only be alerted the LOSi alarm for being converted into 10G GPON ONU by LOS alarm.It follows that the present invention generates
The accuracy of the LOS alarm of COMBO-PON is higher, to be subsequent to being managed to Combo-PON optical module and maintenance is laid
Good basis.
Detailed description of the invention
Fig. 1 is the structural representation coexisted in the prior art using external wavelength division multiplex device realization 10G GPON and GPON
Figure；
Fig. 2 is the structural schematic diagram coexisted in the prior art using Combo-PON realization 10G GPON and GPON.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
The LOS alarm method of Combo-PON in the embodiment of the present invention, comprising the following steps:
The LOS alarm of S1:Combo-PON generates process:
When the GPON MAC unit of Combo-PON optical module and 10G GPON MAC unit generate LOS alarm, generate
The LOS of Combo-PON is alerted；
When GPON MAC unit or 10G GPON MAC unit generate LOS alarm and the MAC unit for not generating alarm is not deposited
In corresponding ONU access, the LOS alarm of Combo-PON is generated.
The LOS alarm of S2:Combo-PON terminates process:
When GPON MAC unit or 10G GPON MAC unit detect ONU access, the LOS for terminating Combo-PON is accused
It is alert.
The testing process that the LOS of GPON MAC unit or 10G GPON MAC unit alarm generates and LOS alarm terminates is existing
There are known procedures, specifically: according to G.987.2 standard or G.9807.1 standard provides: continuous 4 frame of 10G GPON MAC unit is not
Effective optical signal is received, the LOS alarm that 10G GPON subchannel breaks fine will be generated, continuous 4 frame of GPON MAC unit does not receive
Effective optical signal will generate the LOS alarm that GPON subchannel breaks fine.
Illustrate method of the invention below by six embodiments.
Embodiment one:
It is further comprising the steps of before S1: the ONU of access Combo-PON optical module to be authorized: Combo-PON
The GPON MAC unit or 10G GPON MAC unit of optical module periodically pass through PLOAM message (Physical Layer
OAM, Operations Administration and Maintenance, physical layer operations manage and maintain message) or OMCI
Message (ONU Management and Control Interface, optical network unit management control interface message), acquisition connects
Enter the self information of ONU；Service line card obtains the ability of access ONU by OMCI message, and by the ability of ONU and capability set mould
Plate carries out the type that adaptation obtains ONU.Judge whether the self information of ONU is legal, if so, authorizing to ONU, otherwise not
Give authorization.
The ONU of authorization can be shown in graphical administration interface, on graphical administration interface, COMBO-PON optical module conduct
One Object Management group, the single port of COMBO-PON optical module are divided into two logic subchannels: corresponding 10G GPON MAC unit
The logic subchannel of logic subchannel and GPON MAC unit, the two invisible subchannels of graphical administration interface.ONU is carried out
The process of authorization includes the ranging to ONU, activates and is joined according to the type of subchannel and the corresponding bandwidth of capability set template configuration
Number, ONU can online and bearer service after authorization.
Embodiment two:
On the basis of example 1, the legal judgment criteria of the self information of ONU are as follows: the self information for obtaining ONU, with
Corresponding authorization message in business line card authorization list is identical, and authorization message is by the preparatory typing of user in business line card authorization list
(showing which is legal ONU, user does not need the type for being concerned about or knowing ONU)；Self information is the SN (physics of ONU
Sequence number), at least one of user password and LOID (logic sequence number).
Embodiment three:
The process of S1 includes:
S101: when monitoring that GPON MAC unit or 10G GPON MAC unit generate LOS alarm, judge another MAC
Whether unit generates LOS alarm, if so, going to S103, otherwise goes to S102.
S102: judge that another MAC unit (only authorizes the ONU of activation that can just connect with the presence or absence of corresponding ONU access
Enter), if so, not generating the LOS alarm of Combo-PON, S1 terminates；Go to otherwise S103.
S103: generating the LOS alarm of Combo-PON, and S1 terminates.
Example IV:
On the basis of embodiment three, if another MAC unit is accessed there are corresponding ONU in S102, by S101
The LOS alarm of middle generation is converted into the LOSi alarm of the ONU finally to go offline, its purpose is that in view of following scene uses:
Combo-PON optical module is connected with a GPON ONU and a 10G GPON ONU, and two ONU all in
Line state of activation, when the branch optical fiber for pulling out 10G GPON ONU on ODN, 10G GPON MAC unit can generate LOS alarm, this
When GPON ONU it is still online.On this basis, since Combo-PON optical module is an entirety, and 10G GPON ONU is only
A branch ONU, thus it is online there is also GPON ONU when, the LOS alarm of COMBO-PON will not be generated, only need to be by 10G
GPON MAC unit can generate LOS alarm, be converted into the LOSi alarm of 10G GPON ONU.
Embodiment five:
The process of S2 includes:
S201: when GPON MAC unit or 10G GPON MAC unit detect ONU access, (only authorization is activated
ONU could be accessed), confirmation detects the los state of the MAC unit of ONU access: if los state goes to generate LOS alarm
S202 goes to S203 if los state is to terminate LOS alarm.
S202: los state being revised as terminating LOS alarm by generating LOS alarm, terminates the LOS alarm of Combo-PON,
S2 terminates.
S203: terminate the LOS alarm (keeping los state constant at this time) of Combo-PON, S2 terminates.
Embodiment six:
Defining the corresponding LOS alarm of GPON MAC unit is LOSg, and generating LOS alarm is LOSg=ON, terminates LOS alarm
For LOSg=OFF；The corresponding LOS alarm of 10G GPON MAC unit is LOSx, and generating LOS alarm is LOSx=ON, terminates LOS
Alarm is LOSx=OFF；The LOS alarm of Combo-PON is LOS, and generating LOS alarm is LOS=ON, and terminating LOS alarm is LOS
=OFF.
On this basis, the process of the LOS alarm method of Combo-PON are as follows:
Step 1: authorizing to the ONU of access Combo-PON optical module, the ONU of authorization is a GPON ONU and one
The self information of platform 10G GPON ONU, ONU are the SN of ONU, go to step 2.
Step 2: detecting LOSx=ON (10G GPON MAC unit detects the disconnected fibre of 10G GPON ONU) and LOSg
=OFF, there are corresponding ONU to access (i.e. GPON ONU is still online) for GPON MAC unit at this time, converts LOSx=ON to
LOSi；LOSx=ON and LOSg=ON (i.e. GPON MAC unit detects the disconnected fibre of GPON ONU) are detected later, are generated
The LOS alarm LOS=ON of Combo-PON is simultaneously reported.
Step 3: 10G GPON MAC unit in the self information of poll ONU, is polled to 10G GPON ONU access,
The los state of 10G GPON MAC unit is revised as LOSx=OFF by LOSx=ON at this time, the LOS for terminating Combo-PON is accused
Alert LOS=OFF is simultaneously reported.
The LOS warning system of Combo-PON in the embodiment of the present invention, including service management module and PON MAC protocol
Stack module.
PON MAC protocol stack module is used for: being authorized to the ONU of access Combo-PON optical module: being judged GPON MAC
Whether the self information for the access ONU that unit or 10G GPON MAC unit obtain is legal, if so, authorizing to ONU, otherwise
Not authorize.
Service management module is used for:
The LOS alarm of Combo-PON generates work: monitoring the GPON MAC unit and 10G of Combo-PON optical module
When GPON MAC unit generates LOS alarm, the LOS alarm of Combo-PON is generated；Monitor GPON MAC unit or 10G
GPON MAC unit generates LOS alarm and does not generate the MAC unit of alarm there is no when corresponding ONU access, generates Combo-
The LOS of PON is alerted；
Detailed process are as follows: when monitoring that GPON MAC unit or 10G GPON MAC unit generate LOS alarm, judge another
Whether a MAC unit generates LOS alarm:
If so, generating the LOS alarm of Combo-PON；
Otherwise judge that another MAC unit is accessed with the presence or absence of corresponding ONU, if so, not generating the LOS of Combo-PON
The LOS that the GPON MAC unit or 10G GPON MAC unit generate is alerted, is converted into the ONU's finally to go offline by alarm
LOSi alarm；Otherwise the LOS alarm of Combo-PON is generated.
The LOS of Combo-PON alerts power cut-off: receiving GPON MAC unit or 10G GPON MAC unit reports
When ONU access information, terminate the LOS alarm of Combo-PON；
Detailed process are as follows: when receiving the ONU access information that GPON MAC unit or 10G GPON MAC unit report, confirmation
The los state of the MAC unit reported: if los state is to generate LOS alarm, los state is revised as tying by generating LOS alarm
Beam LOS alarm terminates the LOS alarm of Combo-PON；If los state is to terminate LOS alarm, the LOS for terminating Combo-PON is accused
It is alert.
It should be understood that system provided in an embodiment of the present invention is when carrying out intermodule communication, only with above-mentioned each function
The division progress of module can according to need and for example, in practical application by above-mentioned function distribution by different function moulds
Block is completed, i.e., the internal structure of system is divided into different functional modules, to complete all or part of function described above
Energy.
Further, the present invention is not limited to the above-described embodiments, for those skilled in the art,
Without departing from the principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as the present invention
Protection scope within.The content being not described in detail in this specification belongs to existing skill well known to professional and technical personnel in the field
Art.
Claims (10)
1. the LOS alarm method of Combo-PON a kind of, which is characterized in that method includes the following steps:
The LOS alarm of S1:Combo-PON generates process:
When the GPON MAC unit of Combo-PON optical module and 10G GPON MAC unit generate LOS alarm, generate
The LOS of Combo-PON is alerted；
When GPON MAC unit or 10G GPON MAC unit generate LOS alarm and do not generate the MAC unit of alarm there is no pair
When the ONU access answered, the LOS alarm of Combo-PON is generated；
The LOS alarm of S2:Combo-PON terminates process:
When GPON MAC unit or 10G GPON MAC unit detect ONU access, terminate the LOS alarm of Combo-PON.
2. the LOS alarm method of Combo-PON as described in claim 1, which is characterized in that further include following before S1
Step: authorize to the ONU of access Combo-PON optical module: GPON MAC unit or the acquisition of 10G GPON MAC unit connect
The self information for entering ONU judges whether the self information of ONU is legal, if so, authorizing to ONU, otherwise not authorizes.
3. the LOS alarm method of Combo-PON as described in claim 1, which is characterized in that the process of S1 includes:
S101: when monitoring that GPON MAC unit or 10G GPON MAC unit generate LOS alarm, judge another MAC unit
LOS alarm whether is generated, if so, going to S103, otherwise goes to S102；
S102: judging that another MAC unit is accessed with the presence or absence of corresponding ONU, if so, the LOS for not generating Combo-PON is accused
Alert, S1 terminates；Go to otherwise S103；
S103: generating the LOS alarm of Combo-PON, and S1 terminates.
4. the LOS alarm method of Combo-PON as claimed in claim 3, it is characterised in that: if in S102 it is described another
When MAC unit is accessed there are corresponding ONU, then the LOSi that the LOS generated in S101 alarm is converted into the ONU finally to go offline is accused
It is alert.
5. such as the LOS alarm method of the described in any item Combo-PON of Claims 1-4, which is characterized in that the process packet of S2
It includes:
S201: when GPON MAC unit or 10G GPON MAC unit detect ONU access, confirmation detects ONU access
The los state of MAC unit: if los state is to generate LOS alarm, going to S202, if los state is to terminate LOS alarm, goes to
S203；
S202: los state is revised as terminating LOS alarm by generating LOS alarm, terminates the LOS alarm of Combo-PON, S2 knot
Beam；
S203: terminating the LOS alarm of Combo-PON, and S2 terminates.
6. the LOS warning system of Combo-PON a kind of, it is characterised in that: the system includes service management module, is used for:
The LOS alarm of Combo-PON generates work:
When monitoring that the GPON MAC unit of Combo-PON optical module and 10G GPON MAC unit generate LOS alarm, generate
The LOS of Combo-PON is alerted；
It monitors that GPON MAC unit or 10G GPON MAC unit generate LOS alarm and do not generate the MAC unit of alarm not deposit
In corresponding ONU access, the LOS alarm of Combo-PON is generated；
The LOS of Combo-PON alerts power cut-off:
When receiving the ONU access information that GPON MAC unit or 10G GPON MAC unit report, terminate the LOS of Combo-PON
Alarm.
7. the LOS warning system of Combo-PON as claimed in claim 6, it is characterised in that: the system further includes PON MAC
Protocol stack module is used for: being authorized to the ONU of access Combo-PON optical module: being judged GPON MAC unit or 10G
Whether the self information for the access ONU that GPON MAC unit obtains is legal, if so, authorizing to ONU, otherwise not authorizes.
8. the LOS warning system of Combo-PON as claimed in claim 6, it is characterised in that: the service management module
It includes: to monitor that GPON MAC unit or 10G GPON MAC unit generate that the LOS alarm of Combo-PON, which generates workflow,
When LOS is alerted, judge whether another MAC unit generates LOS alarm:
If so, generating the LOS alarm of Combo-PON；
Otherwise judge that another MAC unit is accessed with the presence or absence of corresponding ONU, if so, the LOS alarm of Combo-PON is not generated,
Otherwise the LOS alarm of Combo-PON is generated.
9. the LOS warning system of Combo-PON as claimed in claim 8, it is characterised in that: another described MAC unit is deposited
In corresponding ONU access, the LOS that the GPON MAC unit or 10G GPON MAC unit generate is alerted, is converted into most
The LOSi of the ONU to go offline afterwards is alerted.
10. such as the LOS warning system of the described in any item Combo-PON of claim 6 to 9, it is characterised in that: the business pipe
The LOS for managing the Combo-PON of module alerts power cut-off process and includes:
When receiving the ONU access information that GPON MAC unit or 10G GPON MAC unit report, the MAC unit reported is confirmed
Los state: if los state is to generate LOS alarm, los state is revised as terminating LOS alarm by generating LOS alarm, is terminated
The LOS of Combo-PON is alerted；If los state is to terminate LOS alarm, terminate the LOS alarm of Combo-PON.
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| CN201810508716.0A CN109005474B (en) | 2018-05-24 | 2018-05-24 | LOS (line of sight) alarm method and system for Combo-PON (Combo-Passive optical network) |
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