WO2012051829A1 - 光传送网络中远端失效设备的处理方法及系统 - Google Patents
光传送网络中远端失效设备的处理方法及系统 Download PDFInfo
- Publication number
- WO2012051829A1 WO2012051829A1 PCT/CN2011/071924 CN2011071924W WO2012051829A1 WO 2012051829 A1 WO2012051829 A1 WO 2012051829A1 CN 2011071924 W CN2011071924 W CN 2011071924W WO 2012051829 A1 WO2012051829 A1 WO 2012051829A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- remote
- control
- optical
- power supply
- remote failure
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000008569 process Effects 0.000 title description 3
- 238000012545 processing Methods 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims description 39
- 230000005540 biological transmission Effects 0.000 claims description 19
- 239000013307 optical fiber Substances 0.000 claims description 9
- 238000004891 communication Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 17
- 238000007726 management method Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 238000013024 troubleshooting Methods 0.000 description 6
- 238000005286 illumination Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010011906 Death Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/14—Monitoring arrangements
-
- 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]
Definitions
- the present invention relates to the field of communications, and in particular to a method and system for processing a remotely disabled device in an optical transport network.
- BACKGROUND When a communication device runs for a long time, an infinite loop, a process hang, or the like may occur, or in the process of performing a network-wide upgrade, some devices may fail to upgrade the device, and the failure may cause the remote device to be disconnected.
- the solution is to perform the troubleshooting at the site where the device is located.
- the troubleshooting of the troubleshooting mode is low, and the network cannot be restored to the normal working state in time. And the operator has brought a certain loss.
- a primary object of the present invention is to provide a method and system for processing a remotely disabled device in an optical transport network to at least solve the above problems.
- a method for processing a remote failure device in an optical transmission network including: determining a controllable device adjacent to a remote failure device; and controlling the control device to fail to the remote device
- the device sends a control command; according to the control command, the remote failed device performs device restart or controls the main power supply system to stop working.
- the controlling the control device to send a control command to the remote failing device comprises: the control device carrying the control command in an optical pulse signal in the form of control coding information, by the controllable An optical fiber between the device and the remote failed device is sent to the remote failed device.
- the remote failure device performs device restart or controls the main power supply system to stop: the optical module of the remote failure device receives the optical pulse signal, and the optical pulse signal is Converting into an electrical signal; the detecting system in the remote failing device decodes the electrical signal to obtain a control signal; the control circuit in the remote failed device receives the control signal, and controls the control according to the control signal
- the reset circuit of the remote failure device performs device restart or controls the main power supply system of the remote failure device to stop working.
- the power supply system for powering the optical module, the detection system and the control circuit is independent of the main power supply system.
- the detecting system in the remote failing device decodes the electrical signal to obtain a control signal, comprising: the detecting system performs polling detection on the electrical signal, and when a valid device check code is detected, And reading a command code that is located after the check code of the device, and obtaining a control signal corresponding to the command code, where a pulse width of the device check code is different from a coded pulse width of the service message.
- the remote failure device comprises at least one of: a remote device that fails, a remote device that has no service transmission within a predetermined duration.
- a processing system for a remote failing device in an optical transport network including a management device, a controllable device, and a remote failing device
- the management device includes: a determining module, configured to determine a controllable device adjacent to the remote failing device; the control module is configured to control the controllable device to send a control command to the remote failed device; and the remote invalid device is configured to perform the device according to the control command Start or control the main power supply system to stop working.
- the controllable device is configured to carry the control command in an optical pulse signal in the form of control coding information, and send the optical fiber between the controllable device and the remote failure device to the far End-of-life device.
- the remote failure device includes: an optical module configured to receive the optical pulse signal to convert the optical pulse signal into an electrical signal; and a detection system configured to decode the electrical signal to obtain a control signal;
- the control circuit is configured to receive the control signal, and control the reset circuit of the remote failing device to perform device restart or control the main power supply system of the remote failed device to stop working according to the control signal.
- the remote failure device further comprises: an independent power supply system, configured to supply power to the optical module, the detection system and the control circuit separately from the main power supply system of the remote failure device.
- the detection system comprises: a polling detection module configured to perform polling detection on the electrical signal; and a reading module configured to read the device calibration when a valid device verification code is detected The command code after the code is obtained, and the control signal corresponding to the command code is obtained, wherein the pulse width of the device check code is different from the coded pulse width of the service message.
- the controllable device adjacent to the remote failure device is controlled to send a control command to the remote failure device, so that the remote failure device performs the device restart or stops the power supply of the main power supply system according to the control command, and the related
- the equipment in the optical transmission network has low maintenance efficiency and high maintenance cost, which improves the efficiency of troubleshooting, reduces manpower waste, reduces power consumption of the communication network, and saves energy in a planned manner.
- FIG. 1 is a flowchart of a processing method of a remote failure device in an optical transmission network according to an embodiment of the present invention
- FIG. 2 is a processing system of a remote failure device in an optical transmission network according to an embodiment of the present invention
- FIG. 3 is a block diagram showing a preferred configuration of a processing system of a remote failure device in an optical transmission network according to an embodiment of the present invention
- FIG. 4 is a diagram of processing of a remote failure device in an optical transmission network according to an embodiment of the present invention
- FIG. 5 is a block diagram 3 of a preferred structure of a processing system of a remote failure device in an optical transmission network according to an embodiment of the present invention
- FIG. 8 is a schematic diagram of a failure processing scenario according to Embodiment 3;
- FIG. 9 is a schematic diagram of a power consumption control scenario according to Embodiment 4.
- Step 4 S 102, determining a controllable device adjacent to the remote failed device; Step S104 Controlling the controllable device to send a control command to the remote failing device; Step S106, according to the control command, the remote failed device performs device restart or controls the main power supply system to stop working.
- the power of the remote device can be controlled to reset the device, and the remote device failure can be eliminated in time to improve the troubleshooting efficiency;
- the power consumption of the device and control the power supply system of the network element device that stops the service, so that the device reaches a state of low energy consumption.
- the remote control device can be remotely controlled to perform operation on the power system, thereby achieving the purpose of improving maintenance efficiency.
- the transmission form of the control command can be various, and the corresponding setting is made according to the service transmission form and the 7-load situation in the actual application.
- the transmission form of a preferred control command is given below:
- the controllable device can control the control command
- the form of the encoded information is carried in the optical pulse signal and transmitted to the remote failed device through the optical fiber between the controllable device and the remote failed device.
- the method can indirectly control the fault point device by controlling the illumination of the optical module of the remote failed device.
- the existing optical path in the network can be used to complete the solution, and the optical fiber resource is shared with the service, and the optical path resource does not need to be separately set, and the implementation method is simple. Does not occupy the service bandwidth in the optical path.
- the remote failure device performs device restart or controls the main power supply system to stop: the optical module of the remote failure device receives the optical pulse signal, converts the optical pulse signal into an electrical signal; and the remote failure device
- the detection system in the detection system decodes the electrical signal to obtain the control signal;
- the control circuit in the remote failure device receives the control signal, controls the reset circuit of the remote failure device according to the control signal to restart the device or control the main power supply of the remote failure device The system stopped working.
- the detection system and the control circuit in the remote failure device it does not depend on the operating system of the device itself, and can work normally even in the event of a device failure, and the module is highly independent.
- the power supply system for powering the optical module, the detection system and the control circuit can be independent of the main power supply system, and the power supply system for powering the modules for receiving and responding to the control is independent of the power supply for each service board.
- the main power supply system can ensure that the control of the management platform can still be accepted after the remote failed device receives control to cut off the power of the main power supply system.
- the detecting system in the remote failing device decodes the electrical signal to obtain the control signal, including: the detecting system performs polling detection on the electrical signal, and when the valid device check code is detected, reads the check code located after the device
- the command code obtains a control signal corresponding to the command code, wherein the pulse width of the device check code is different from the encoded pulse width of the service message.
- the remote failure device includes at least one of the following: a remote device that fails, and a remote device that has no service transmission within a predetermined duration.
- 2 is a structural block diagram of a processing system of a remote failing device in an optical transport network according to an embodiment of the present invention, including a management device 22, a controllable device 24, and a remote failing device 26, wherein the management device 22 includes: a determining module 222 a control device 224 configured to control the controllable device 24 to send a control command to the remote failure device 26; the remote failure device 26 is configured to be based on the control command, Perform a device restart or control the main power supply system to stop working.
- controllable device 24 is arranged to carry control commands in the form of control coded information in the optical pulse signal for transmission to the remote failure device 26 via the optical fiber between the controllable device 24 and the remote failure device 26.
- 3 is a block diagram of a preferred structure of a processing system for a remote-failed device in an optical transport network according to an embodiment of the present invention.
- the remote-failed device 26 includes: an optical module 262 configured to receive an optical pulse signal, Converting the optical pulse signal into an electrical signal; the detecting system 264 is configured to decode the electrical signal to obtain a control signal; the control circuit 266 is configured to receive the control signal, and control the reset circuit of the remote failing device 26 according to the control signal to perform the device weight
- the main power supply system that initiates or controls the remote failed device 26 stops working.
- 4 is a block diagram of a preferred structure of a processing system for a remote-failed device in an optical transport network according to an embodiment of the present invention.
- the remote-failed device 26 may further include: an independent power supply system 268 disposed independently of the remote failed device 26
- the main power supply system supplies power to the optical module 262, the detection system 264, and the control circuit 266.
- 5 is a block diagram 3 of a preferred structure of a processing system of a remote-failed device in an optical transport network according to an embodiment of the present invention.
- the detecting system 264 includes: a polling detecting module 2642 configured to perform polling detection on an electrical signal;
- the reading module 2644 is configured to: when a valid device check code is detected, read a command code located after the device check code to obtain a control signal corresponding to the command code, where the pulse width of the device check code is different from The encoded pulse width of the service message.
- Embodiment 1 This embodiment provides a system for remotely controlling a signal detection (Sign Detect, SD for short) detection signal provided by an optical module
- FIG. 6 is a processing system of a remote failure device according to Embodiment 1.
- the system mainly includes: optical module, detection system (minimized CPU system), independent power supply system, control circuit, four main control parts. The following briefly describes the implementation flow of each part function with reference to FIG. 6 , and controls the SD signal change of the optical module of the fault point device by controlling the illumination of the remote controllable device.
- Optical module A device determines whether the optical module receives the light, which is determined by the SD signal provided by the optical module. When the SD signal level is high, the optical module receives the optical signal. This judgment is made by the device port physical layer (PHY Physical Layer, PHY for short). This SD electrical signal is also obtained by the photoelectric conversion function of the optical module, and the root of the system is also derived from this. The back-end detection system uses the controllable operation of the judgment of this signal.
- FIG. 7 is a schematic diagram of the detection code and the command pattern according to the embodiment 1, As shown in Figure 7, when the detection system detects a valid device check code, it will perform corresponding operations according to the information carried by the pattern.
- Control circuit It can be MOS gate circuit or switch circuit.
- the power supply system of the device and the reset circuit of the system when the detection system (minimizes the CPU system) detects a valid command code, makes a corresponding electrical signal output for use by the control circuit, for example, the detection system issues a low level signal At this time, the switch circuit is controlled by the output signal of the detection system, the switch circuit is turned off, and the system power supply is stopped. Control, save power, or send other level signals to the reset circuit of the device, reset the device, and quickly resolve the device fault.
- Independent power supply system Optical module and detection system for receiving and response control Independently supplying power to the control circuit and is isolated from the power supply of the main control system.
- a separate power supply can be branched from the total power supply system of the device, and used as the independent power supply system alone. After the main power supply system receives the control power failure, as long as the external power supply is in normal working condition, the independent power supply system will be in the ON state, and the detection system and the control circuit, as well as the independent power supply system of the optical module, will not stop supplying power.
- Embodiment 2 This embodiment describes a detailed processing procedure of power system control based on the system provided in Embodiment 1, and includes the following steps: Step 1: Discovering a remote failed device through the network management, finding and remotely failing Controllable device adjacent to the device (fiber optic connection between the controllable device and the runaway device Step 2: Control the device adjacent to the failed device through the network management, and the control device sends the "coded light pulse" to the remote runaway device, and the coded content can be defined, for example, the remote control device is required to reset or restart the power loss. start up.
- Step 3 The optical module of the remote runaway device first receives the "coded light pulse", and converts the received optical pulse signal into an electrical signal through its own SD, and outputs it to the "detection system.”
- Step 4 The "detection system” of the remote runaway device decodes the electrical signal and sends a control signal to the control circuit through its own I/O interface.
- Step 5 After receiving the control signal, the control circuit of the remote control device immediately performs the corresponding operation to control the power of the remote device or the reset circuit.
- Step 6 After the remote control device is restarted, it can be managed again through the network management.
- Embodiment 3 FIG. 8 is a schematic diagram of a fault handling scenario according to Embodiment 3.
- the network environment is as follows: The central equipment room controls a ring network, and devices in the network are connected by optical fibers, and the optical path connections are normal.
- the D site device in the network has a fault, and the D point device cannot be controlled in the central computer room, and the service through the D point device has been interrupted.
- the solution to the fault is as follows: Using the method mentioned in the above embodiment, by controlling the C site or the E site device, the optical pulse is sent to the D site device, and then the power control system of the D device performs the light pulse. Decode, and execute the command, send a control signal to the reset circuit of the D device, the device restarts, the D device runs normally, and the fault is solved in time.
- FIG. 9 is a schematic diagram of a power consumption control scenario according to Embodiment 4.
- the network environment is as follows: The central equipment room controls a ring network, and the devices in the network are connected by optical fibers, and the optical path connections are normal.
- the method for controlling the power consumption is as follows: According to the service running situation, the D device has no service running temporarily, and the D device does not have the service transmission in the near future. In this case, the method in the foregoing embodiment may be used.
- the optical pulse is sent by the C or E site device, and the power control system of the D site device decodes the optical pulse, then the power control system performs the operation on the main power system of the D device, the main power supply system of the D device stops working, and the power consumption of the main system of the device decreases. To zero.
- the D-point device needs to be enabled, it only needs to use the C or E site device to send a specific light pulse to the D device, and D enters the working state again, so that the power usage rate is minimized, and the device can be operated in real time.
- the solution provided by the embodiment of the present invention can control the power of the remote device and reset the device in the event that the remote device fails (for example, suspends the pipe), and the remote device can be eliminated in time.
- the power consumption of the device it is also possible to control the power consumption of the device, and control the power supply system of the network element device that stops the service, so that the device reaches a state of low energy consumption.
- the steps shown in the flowchart of the accompanying drawings may be performed in a computer system such as a set of computer executable instructions, and, although the logical order is shown in the flowchart, in some cases, The steps shown or described may be performed in an order different than that herein.
- modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device, or they may be separately fabricated into individual integrated circuit modules, or they may be Multiple modules or steps are made into a single integrated circuit module.
- the invention is not limited to any specific combination of hardware and software.
- the above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the scope of the present invention are intended to be included within the scope of the present invention.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Selective Calling Equipment (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Small-Scale Networks (AREA)
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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BR112013009249A BR112013009249A2 (pt) | 2010-10-22 | 2011-03-17 | método e sistema processar um dispositivo remoto ineficaz em uma rede de transporte óptico (otn) |
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CN201010517561.0A CN101977078B (zh) | 2010-10-22 | 2010-10-22 | 光传送网络中远端失效设备的处理方法及系统 |
CN201010517561.0 | 2010-10-22 |
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PCT/CN2011/071924 WO2012051829A1 (zh) | 2010-10-22 | 2011-03-17 | 光传送网络中远端失效设备的处理方法及系统 |
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CN (1) | CN101977078B (zh) |
BR (1) | BR112013009249A2 (zh) |
WO (1) | WO2012051829A1 (zh) |
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CN101977078B (zh) * | 2010-10-22 | 2015-05-27 | 中兴通讯股份有限公司 | 光传送网络中远端失效设备的处理方法及系统 |
CN105610740B (zh) * | 2016-02-26 | 2019-02-12 | 华为技术有限公司 | 一种控制端口状态的方法、路由设备及网络处理器 |
CN106847114A (zh) * | 2017-04-11 | 2017-06-13 | 深圳市洲明科技股份有限公司 | Led显示屏系统 |
CN115065420A (zh) * | 2022-05-30 | 2022-09-16 | 新华三技术有限公司 | 一种供电控制方法、接入设备和网络设备 |
CN116896417B (zh) * | 2023-09-11 | 2023-12-22 | 新华三技术有限公司 | 电源控制方法和网络设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007089027A (ja) * | 2005-09-26 | 2007-04-05 | Mitsubishi Electric Corp | 光ネットワーク装置 |
CN1988433A (zh) * | 2005-12-23 | 2007-06-27 | 华为技术有限公司 | 一种无源光网络维护方法及光网络单元和光线路终端 |
CN101047443A (zh) * | 2006-06-06 | 2007-10-03 | 华为技术有限公司 | 无源光网络系统故障检测排除方法及通信报文装置 |
CN101977078A (zh) * | 2010-10-22 | 2011-02-16 | 中兴通讯股份有限公司 | 光传送网络中远端失效设备的处理方法及系统 |
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CN101141216A (zh) * | 2006-09-04 | 2008-03-12 | 中兴通讯股份有限公司 | 一种波分系统中的数据传输方法和数据传输通道装置 |
CN101222486B (zh) * | 2007-01-12 | 2011-04-13 | 北京邮电大学 | 自动交换光网络中节点故障后路由重启恢复的控制方法 |
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2010
- 2010-10-22 CN CN201010517561.0A patent/CN101977078B/zh not_active Expired - Fee Related
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2011
- 2011-03-17 WO PCT/CN2011/071924 patent/WO2012051829A1/zh active Application Filing
- 2011-03-17 BR BR112013009249A patent/BR112013009249A2/pt not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007089027A (ja) * | 2005-09-26 | 2007-04-05 | Mitsubishi Electric Corp | 光ネットワーク装置 |
CN1988433A (zh) * | 2005-12-23 | 2007-06-27 | 华为技术有限公司 | 一种无源光网络维护方法及光网络单元和光线路终端 |
CN101047443A (zh) * | 2006-06-06 | 2007-10-03 | 华为技术有限公司 | 无源光网络系统故障检测排除方法及通信报文装置 |
CN101977078A (zh) * | 2010-10-22 | 2011-02-16 | 中兴通讯股份有限公司 | 光传送网络中远端失效设备的处理方法及系统 |
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CN101977078B (zh) | 2015-05-27 |
BR112013009249A2 (pt) | 2016-07-26 |
CN101977078A (zh) | 2011-02-16 |
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