CN101977078B - Method and system for processing remote failure device in optical transfer network - Google Patents
Method and system for processing remote failure device in optical transfer network Download PDFInfo
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- CN101977078B CN101977078B CN201010517561.0A CN201010517561A CN101977078B CN 101977078 B CN101977078 B CN 101977078B CN 201010517561 A CN201010517561 A CN 201010517561A CN 101977078 B CN101977078 B CN 101977078B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000012546 transfer Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims description 46
- 238000003672 processing method Methods 0.000 claims description 7
- 239000013307 optical fiber Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 14
- 238000013024 troubleshooting Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000007726 management method Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000012384 transportation and delivery Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/14—Monitoring arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
- H04J3/1605—Fixed allocated frame structures
- H04J3/1652—Optical Transport Network [OTN]
Abstract
The invention discloses method and system for processing a remote failure device in an optical transfer network. The method comprises the following steps of: determining a controllable device adjacent to the remote failure device; controlling the controllable device to send a control command to the remote failure device; and restarting the remote failure device or controlling a main power supply system to stop according to the control command. The invention increases the efficiency of failure removal, reduces labor waste and power consumption in the communication network and saves energy source in a planned mode.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of processing method and system of remote failure device in optical transfer network.
Background technology
Due to communication apparatus long-play, there will be the fault such as endless loop, process hang-up, or in the process performing the whole network upgrading, the situation of device upgrade failure appears in equipment component, these faults can cause the de-pipe of remote equipment.In correlation technique, once there is this fault, the method for solution carries out troubleshooting to the website at equipment place, and troubleshooting efficiency is lower, and can not in time by network recovery to normal operating state, bring certain loss to user and operator.
In addition, in network, some equipment temporarily may not have transport service, but system is always in running status, and this can cause the lasting waste of electric energy.
Visible, for breaking down or temporarily not having the far-end disabling devices of transport service in network, the website that can only use equipment place at present carries out the mode safeguarded, the efficiency of maintenance is lower, and improves the cost of maintenance.
Summary of the invention
Main purpose of the present invention is the processing method and the system that provide a kind of remote failure device in optical transfer network, at least to solve the problem.
One aspect of the present invention provides a kind of processing method of remote failure device in optical transfer network, comprising: determine the controllable device adjacent with far-end disabling devices; Control described controllable device and send control command to described far-end disabling devices; According to described control command, described far-end disabling devices carries out equipment and restarts or control main power supply system and quit work.
Further, control described controllable device to comprise to described far-end disabling devices transmission control command: described control command is carried in light pulse signal with the form of control coding information by described controllable device, is sent to described far-end disabling devices by the optical fiber between described controllable device and described far-end disabling devices.
Further, according to described control command, described far-end disabling devices carries out equipment and restarts or control main power supply system and quit work and comprise: the optical module of described far-end disabling devices receives described light pulse signal, and described light pulse signal is converted to the signal of telecommunication; Detection system in described far-end disabling devices is carried out decoding to the described signal of telecommunication and is obtained control signal; Control circuit in described far-end disabling devices receives described control signal, and the reset circuit controlling described far-end disabling devices according to described control signal carries out the main power supply system that equipment restarted or controlled described far-end disabling devices and quits work.
Further, the electric power system of powering for described optical module, described detection system and described control circuit is independent of described main power supply system.
Further, detection system in described far-end disabling devices is carried out decoding acquisition control signal to the described signal of telecommunication and is comprised: described detection system carries out poll detection to the described signal of telecommunication, when effective UC code being detected, read the command code be positioned at after described UC code, obtain the control signal corresponding to described command code, wherein, the pulse duration of described UC code is different from the pulse duration of the coding of service message.
Further, described far-end disabling devices comprise following one of at least: the remote equipment broken down, the remote equipment not having business to transmit in scheduled duration.
Another aspect of the present invention provides a kind for the treatment of system of remote failure device in optical transfer network, comprise management devices, controllable device and far-end disabling devices, wherein, described management devices comprises: determination module, for determining the controllable device adjacent with far-end disabling devices; Control module, sends control command for controlling described controllable device to described far-end disabling devices; Described far-end disabling devices is used for according to described control command, carries out equipment and restarts or control main power supply system and quit work.
Further, described controllable device is used for described control command to be carried in light pulse signal with the form of control coding information, is sent to described far-end disabling devices by the optical fiber between described controllable device and described far-end disabling devices.
Further, described far-end disabling devices comprises: optical module, for receiving described light pulse signal, described light pulse signal is converted to the signal of telecommunication; Detection system, obtains control signal for carrying out decoding to the described signal of telecommunication; Control circuit, for receiving described control signal, the reset circuit controlling described far-end disabling devices according to described control signal carries out the main power supply system that equipment restarted or controlled described far-end disabling devices and quits work.
Further, described far-end disabling devices also comprises: autonomous power supply system, for the main power supply system independent of described far-end disabling devices, powers separately for described optical module, described detection system and described control circuit.
Further, described detection system comprises: poll detection module, for carrying out poll detection to the described signal of telecommunication; Read module, for when effective UC code being detected, reading the command code be positioned at after described UC code, obtaining the control signal corresponding to described command code, wherein, the pulse duration of described UC code is different from the pulse duration of the coding of service message.
Pass through the present invention, control the controllable device adjacent with far-end disabling devices and send control command to this far-end disabling devices, thus far-end disabling devices carries out according to this control command the power supply that equipment restarts or stop main power supply system, to solve in correlation technique plant maintenance efficiency in optical transport network lower, the problem that maintenance cost is high, improves the efficiency of fixing a breakdown, and reduces manpower waste, reduce the power consumption of communication network, the planned saving energy.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the processing method of remote failure device in optical transfer network according to the embodiment of the present invention;
Fig. 2 is the structured flowchart of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention;
Fig. 3 is the preferred structure block diagram one of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention;
Fig. 4 is the preferred structure block diagram two of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention;
Fig. 5 is the preferred structure block diagram three of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention;
Fig. 6 is the detailed block diagram of the treatment system of far-end disabling devices according to embodiment 1;
Fig. 7 is the schematic diagram of error detecting code according to embodiment 1 and order pattern;
Fig. 8 is the troubleshooting scene schematic diagram according to embodiment 3;
Fig. 9 is the power consumption control scene schematic diagram according to embodiment 4;
Figure 10 preferably realizes principle schematic according to the autonomous power supply system of embodiment 1.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Fig. 1 is the flow chart of the processing method of remote failure device in optical transfer network according to the embodiment of the present invention, and the method comprises:
Step S102, determines the controllable device adjacent with far-end disabling devices;
Step S104, controls this controllable device and sends control command to this far-end disabling devices;
Step S106, according to control command, this far-end disabling devices carries out equipment and restarts or control main power supply system and quit work.
By above method, when remote equipment breaks down (such as, hanging up de-pipe), remote equipment power supply can be controlled, reset operation is carried out to equipment, remote equipment fault can be got rid of in time, improve troubleshooting efficiency; In addition, by the method, can also the power consumption of control appliance, the electric power system of the network element device stopping service being controlled, makes equipment reach the lower state of energy consumption.
It should be noted that, as long as far-end disabling devices resets accordingly according to this control command or closes electricity operation, namely can realize the operation that Long-distance Control far-end disabling devices carries out power-supply system, thus reach the object improving maintenance efficiency.The delivery form of control command can be varied, and arrange accordingly according to the business delivery form in practical application and carrying situation, below provides a kind of delivery form of preferred control command:
Control command can be carried in light pulse signal with the form of control coding information by controllable device, is sent to far-end disabling devices by the optical fiber between controllable device and far-end disabling devices.The method just can control fault point equipment indirectly by the luminescence of the optical module controlling far-end disabling devices, utilize existing light path in network just can complete this scheme, and business sharing fiber resource, without the need to setting up separately light path resource, implementation method is simple, does not take the service bandwidth in light path.
Preferably, according to control command, this far-end disabling devices carries out equipment and restarts or control main power supply system and quit work and comprise: the optical module of far-end disabling devices receives light pulse signal, and light pulse signal is converted to the signal of telecommunication; Detection system in far-end disabling devices is carried out decoding to the signal of telecommunication and is obtained control signal; Control circuit in far-end disabling devices receives control signal, and the reset circuit controlling far-end disabling devices according to control signal carries out the main power supply system that equipment restarted or controlled far-end disabling devices and quits work.By arranging detection system and control circuit in far-end disabling devices, do not rely on the operating system of equipment itself, even if still can normally work in case of equipment failure, module independence is strong.
Preferably, the electric power system of powering for above-mentioned optical module, detection system and control circuit can independent of main power supply system, by make for above-mentioned for receive and response limiting module for power supply electric power system independent of for each service board run power supply main power supply system, can ensure after far-end disabling devices accepts the power supply controlling to cut off main power supply system, still can the control of adopter platform.
Preferably, detection system in far-end disabling devices is carried out decoding acquisition control signal to the signal of telecommunication and is comprised: detection system carries out poll detection to the signal of telecommunication, when effective UC code being detected, read the command code be positioned at after UC code, obtain the control signal corresponding to command code, wherein, the pulse duration of UC code is different from the pulse duration of the coding of service message.By the method, detection signal and service signal completely isolated, that is the transmission of service message can not produce any impact to module, and module there will not be the operation of mistake, and antijamming capability is strong.
Preferably, said distal ends disabling devices comprise following one of at least: the remote equipment broken down, the remote equipment not having business to transmit in scheduled duration.
Fig. 2 is the structured flowchart of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention, comprise management devices 22, controllable device 24 and far-end disabling devices 26, wherein, management devices 22 comprises: determination module 222, for determining the controllable device 24 adjacent with far-end disabling devices 26; Control module 224, for control controllable device 24 distally disabling devices 26 send control command; Far-end disabling devices 26 for according to control command, carries out equipment and restarts or control main power supply system and quit work.
Preferably, controllable device 24, for being carried in light pulse signal by control command with the form of control coding information, is sent to far-end disabling devices 26 by the optical fiber between controllable device 24 and far-end disabling devices 26.
Fig. 3 is the preferred structure block diagram one of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention, and far-end disabling devices 26 comprises: optical module 262, for receiving light pulse signal, light pulse signal is converted to the signal of telecommunication; Detection system 264, obtains control signal for carrying out decoding to the signal of telecommunication; Control circuit 266, for receiving control signal, the reset circuit controlling far-end disabling devices 26 according to control signal carries out the main power supply system that equipment restarted or controlled far-end disabling devices 26 and quits work.
Fig. 4 is the preferred structure block diagram two of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention, far-end disabling devices 26 can also comprise: autonomous power supply system 268, for be optical module 262 independent of the main power supply system of far-end disabling devices 26, detection system 264 and control circuit 266 power.
Fig. 5 is the preferred structure block diagram three of the treatment system of remote failure device in optical transfer network according to the embodiment of the present invention, and preferably, detection system 264 comprises: poll detection module 2642, for carrying out poll detection to the signal of telecommunication; Read module 2644, for when effective UC code being detected, read the command code be positioned at after UC code, obtain the control signal corresponding to command code, wherein, the pulse duration of UC code is different from the pulse duration of the coding of service message.
Embodiment 1-4 described below, combines the technical scheme of above-mentioned multiple preferred embodiment.
Embodiment 1
This embodiment offers a kind of input (SignalDetect using optical module to provide, referred to as SD) detection signal carries out the system of Long-distance Control, Fig. 6 is the detailed block diagram of the treatment system of far-end disabling devices according to embodiment 1, and this system mainly comprises: optical module, detection system (minimizing cpu system), autonomous power supply system, control circuit 4 main control portion.
Below in conjunction with the realization flow of Fig. 6 simple declaration functions, the SD signal intensity of fault point equipment optical module is controlled by the luminescence controlling far-end controllable device, after fault point equipment obtains the electric pulse comprising coded message, detection system resolves electric pulse, and send and corresponding control signal of encoding, after control circuit receives control signal, corresponding operation is made to the power-supply system of equipment.
The working mechanism of each control section is as follows:
Optical module a: equipment judges whether optical module receives light, that the SD signal provided by optical module is judged, when SD signal level is high, illustrate that optical module receives light signal, this judgement is completed by device port physical layer (Port Physical Layer, referred to as PHY) chip.This SD signal of telecommunication is also obtained by the photoelectric converting function of optical module, and the root of this system also comes from this.The detection system of rear end utilizes the controllable operating made the judgement of this signal just.
Detection system (can by minimizing cpu system to realize): what utilize single-chip microcomputer minimizes cpu system, poll detection is carried out to the signal of telecommunication of input, Fig. 7 is the schematic diagram of error detecting code according to embodiment 1 and order pattern, as shown in Figure 7, when detection system detects effective UC code, the information entrained by pattern corresponding operation will be done.Such as, when 10101010101 patterns being detected, and pulse duration (it is noted that service message is all continuous programming code herein, so in order to avoid with operation code conflict, pulse period is wanted larger or has the standard of oneself) meet ordering norms, then think that this order is effective, next read " command code ", " command code " has had corresponding specification in systems in which, according to the definition of oneself, multiple command code can be made, then send multiple corresponding control signal.Minimize in cpu system as long as coding is solidificated in, can accomplish with equipment main system completely isolated in software, reduce the complexity of coding.
Control circuit: can be MOS gate circuit or switching circuit.Be used for the electric power system of control appliance and the reset circuit of system, after detection system (minimizing cpu system) detects effective command code, make the corresponding signal of telecommunication to export, for control circuit, such as detection system have issued a road low level signal, now switching circuit is controlled by the output signal of detection system, switching circuit cuts out, system power supply quits work, carry out controlled electric energy saving, or other level signals are flowed to the reset circuit of equipment, reset operation is carried out to equipment, quick solution equipment fault.
Autonomous power supply system: for for receive and the optical module of response limiting, detection system and control circuit part independently-powered, and the isolated from power of master control system.In concrete enforcement, as shown in Figure 10, the independent power supply in a road can be branched out from the general supply system of equipment, be used alone as this autonomous power supply system, like this, after main power supply system accepts to control power-off, as long as external power supply in normal operation, this autonomous power supply system will be in the state of ON, and detection system and control circuit, the in addition autonomous power supply system of optical module all can not be stopped power supply.
Embodiment 2
The basis that the system provided in embodiment 1 is provided is carried out the detailed process of power-supply system control, comprises the following steps:
Step 1, finds far-end disabling devices by webmaster, finds the controllable device (controllable device and override apparatus between have Fiber connection) adjacent with far-end disabling devices.
Step 2, by the controllable device that network management control is adjacent with disabling devices, controllable device send " coded light pulses " to far-end override apparatus, encoded content can define, such as require far-end override apparatus reset restart or power-down rebooting move.
Step 3, first the optical module of far-end override apparatus receives " coded light pulses ", and the light pulse signal received is changed into the signal of telecommunication by the SD of self, exports to " detection system ".
Step 4, " detection system " of far-end override apparatus decodes to the signal of telecommunication, and passes through the I/O interface of self, sends control signals to control circuit.
Step 5, after the control circuit of far-end override apparatus receives control signal, performs corresponding operation immediately, the power supply of remote equipment or reset circuit etc. in control.
Step 6, after far-end override apparatus restarts, can be managed it again by webmaster.
Embodiment 3
Fig. 8 is the troubleshooting scene schematic diagram according to embodiment 3, and networked environments is as follows: central machine room controls a loop network, and by Fiber connection between equipment in network, light path connects all normal.Having there is fault in the D site apparatus in network, at the uncontrollable D point device of central machine room, and all interrupts through the business of D point device.In this case, the solution of fault is as follows:
Utilize the method mentioned in above embodiment, by control C website or E site apparatus, light pulse is sent to D site apparatus, then the power control system of D equipment is decoded to light pulse, and fill order, send control signal to the reset circuit of D equipment, equipment restarts, D equipment normal operation, fault is solved timely.
Embodiment 4
Fig. 9 is the power consumption control scene schematic diagram according to embodiment 4, and networked environments is as follows: central machine room controls a loop network, and by Fiber connection between equipment in network, light path connects all normal.In this case, the method controlling power consumption is as follows:
Learn from business ruuning situation, D equipment does not temporarily have service operation, and nearly a period of time D equipment does not have business transmission, now can use the method in above-described embodiment, send light pulse by C or E site apparatus, the power control system of D site apparatus is decoded to light pulse, and then power control system is to the main power source system executable operations of D equipment, D equipment main power supply system quits work, and equipment host system power consumption drops to zero.When D point device needs to enable, only need to use C or E site apparatus to send specific light pulse to D equipment, D enters operating state again, and such electric energy utilization rate drops to minimum, and can carry out real-time operation to equipment.
In sum, the scheme that provides of the embodiment of the present invention is when remote equipment breaks down (such as, hanging up de-pipe), remote equipment power supply can be controlled, reset operation is carried out to equipment, remote equipment fault can be got rid of in time, improve troubleshooting efficiency; In addition, by the method, can also the power consumption of control appliance, the electric power system of the network element device stopping service being controlled, makes equipment reach the lower state of energy consumption.
It should be noted that, can perform in the computer system of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing, and, although show logical order in flow charts, but in some cases, can be different from the step shown or described by order execution herein.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a processing method for remote failure device in optical transfer network, is characterized in that, comprising:
Determine the controllable device adjacent with far-end disabling devices;
Control described controllable device and send control command to described far-end disabling devices, wherein, control described controllable device to comprise to described far-end disabling devices transmission control command: described control command is carried in light pulse signal with the form of control coding information by described controllable device, is sent to described far-end disabling devices by the optical fiber between described controllable device and described far-end disabling devices;
According to described control command, described far-end disabling devices carries out equipment and restarts or control main power supply system and quit work, wherein, according to described control command, described far-end disabling devices carries out equipment and restarts or control main power supply system and quit work and comprise: the optical module of described far-end disabling devices receives described light pulse signal, and described light pulse signal is converted to the signal of telecommunication; Detection system in described far-end disabling devices is carried out decoding to the described signal of telecommunication and is obtained control signal; Control circuit in described far-end disabling devices receives described control signal, and the reset circuit controlling described far-end disabling devices according to described control signal carries out the main power supply system that equipment restarted or controlled described far-end disabling devices and quits work; Wherein, detection system in described far-end disabling devices is carried out decoding acquisition control signal to the described signal of telecommunication and is comprised: described detection system carries out poll detection to the described signal of telecommunication, when effective UC code being detected, read the command code be positioned at after described UC code, obtain the control signal corresponding to described command code, wherein, the pulse duration of described UC code is different from the pulse duration of the coding of service message.
2. method according to claim 1, is characterized in that, the electric power system of powering for described optical module, described detection system and described control circuit is independent of described main power supply system.
3. method according to claim 1, is characterized in that, described far-end disabling devices comprise following one of at least: the remote equipment broken down, the remote equipment not having business to transmit in scheduled duration.
4. a treatment system for remote failure device in optical transfer network, is characterized in that, comprises management devices, controllable device and far-end disabling devices, wherein,
Described management devices comprises:
Determination module, for determining the controllable device adjacent with far-end disabling devices;
Control module, sends control command for controlling described controllable device to described far-end disabling devices;
Described controllable device is used for described control command to be carried in light pulse signal with the form of control coding information, is sent to described far-end disabling devices by the optical fiber between described controllable device and described far-end disabling devices;
Described far-end disabling devices is used for according to described control command, carry out equipment to restart or control main power supply system and quit work, wherein, described far-end disabling devices comprises: optical module, for receiving described light pulse signal, described light pulse signal is converted to the signal of telecommunication; Detection system, obtains control signal for carrying out decoding to the described signal of telecommunication; Control circuit, for receiving described control signal, the reset circuit controlling described far-end disabling devices according to described control signal carries out the main power supply system that equipment restarted or controlled described far-end disabling devices and quits work; Wherein, described detection system comprises: poll detection module, for carrying out poll detection to the described signal of telecommunication; Read module, for when effective UC code being detected, reading the command code be positioned at after described UC code, obtaining the control signal corresponding to described command code, wherein, the pulse duration of described UC code is different from the pulse duration of the coding of service message.
5. the treatment system of remote failure device in optical transfer network according to claim 4, is characterized in that, described far-end disabling devices also comprises:
Autonomous power supply system, for the main power supply system independent of described far-end disabling devices, powers for described optical module, described detection system and described control circuit separately.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517561.0A CN101977078B (en) | 2010-10-22 | 2010-10-22 | Method and system for processing remote failure device in optical transfer network |
| PCT/CN2011/071924 WO2012051829A1 (en) | 2010-10-22 | 2011-03-17 | Process method and system for a remote failure device in optical transport network |
| BR112013009249A BR112013009249A2 (en) | 2010-10-22 | 2011-03-17 | Method and System Process an Ineffective Remote Device on an Optical Transport Network (OTN) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517561.0A CN101977078B (en) | 2010-10-22 | 2010-10-22 | Method and system for processing remote failure device in optical transfer network |
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| Publication Number | Publication Date |
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| CN101977078A CN101977078A (en) | 2011-02-16 |
| CN101977078B true CN101977078B (en) | 2015-05-27 |
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| CN201010517561.0A Expired - Fee Related CN101977078B (en) | 2010-10-22 | 2010-10-22 | Method and system for processing remote failure device in optical transfer network |
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| CN (1) | CN101977078B (en) |
| BR (1) | BR112013009249A2 (en) |
| WO (1) | WO2012051829A1 (en) |
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| CN101977078B (en) * | 2010-10-22 | 2015-05-27 | 中兴通讯股份有限公司 | Method and system for processing remote failure device in optical transfer network |
| CN105610740B (en) * | 2016-02-26 | 2019-02-12 | 华为技术有限公司 | A kind of method, routing device and the network processing unit of control port state |
| CN106847114A (en) * | 2017-04-11 | 2017-06-13 | 深圳市洲明科技股份有限公司 | Led display screen system |
| CN115065420A (en) * | 2022-05-30 | 2022-09-16 | 新华三技术有限公司 | Power supply control method, access device and network device |
| CN116896417B (en) * | 2023-09-11 | 2023-12-22 | 新华三技术有限公司 | Power supply control method and network equipment |
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| CN101047443B (en) * | 2006-06-06 | 2010-10-13 | 华为技术有限公司 | Fault detection debugging method of passive optical network system and communication message device |
| CN101977078B (en) * | 2010-10-22 | 2015-05-27 | 中兴通讯股份有限公司 | Method and system for processing remote failure device in optical transfer network |
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2010
- 2010-10-22 CN CN201010517561.0A patent/CN101977078B/en not_active Expired - Fee Related
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2011
- 2011-03-17 BR BR112013009249A patent/BR112013009249A2/en not_active Application Discontinuation
- 2011-03-17 WO PCT/CN2011/071924 patent/WO2012051829A1/en active Application Filing
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| JP2007089027A (en) * | 2005-09-26 | 2007-04-05 | Mitsubishi Electric Corp | Optical network unit |
| CN1988433A (en) * | 2005-12-23 | 2007-06-27 | 华为技术有限公司 | Passive light network maintenance method and light network unit and light circuit terminal |
| CN101141216A (en) * | 2006-09-04 | 2008-03-12 | 中兴通讯股份有限公司 | Data transmission method and data transmission channel device in wavelength-division system |
| CN101222486A (en) * | 2007-01-12 | 2008-07-16 | 北京邮电大学 | Control method for routing restarting and recovery after node failure in automatic exchange optical network |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012051829A1 (en) | 2012-04-26 |
| BR112013009249A2 (en) | 2016-07-26 |
| CN101977078A (en) | 2011-02-16 |
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