WO2011137766A2 - Procédé de détermination de l'état opérationnel d'un élément réseau, équipement pertinent et système associés - Google Patents

Procédé de détermination de l'état opérationnel d'un élément réseau, équipement pertinent et système associés Download PDF

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Publication number
WO2011137766A2
WO2011137766A2 PCT/CN2011/074026 CN2011074026W WO2011137766A2 WO 2011137766 A2 WO2011137766 A2 WO 2011137766A2 CN 2011074026 W CN2011074026 W CN 2011074026W WO 2011137766 A2 WO2011137766 A2 WO 2011137766A2
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WIPO (PCT)
Prior art keywords
network element
target network
target
fault detection
driving
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PCT/CN2011/074026
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English (en)
Chinese (zh)
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WO2011137766A3 (fr
Inventor
胡堃
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华为技术有限公司
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Priority to PCT/CN2011/074026 priority Critical patent/WO2011137766A2/fr
Priority to CN2011800007787A priority patent/CN102217232A/zh
Publication of WO2011137766A2 publication Critical patent/WO2011137766A2/fr
Publication of WO2011137766A3 publication Critical patent/WO2011137766A3/fr

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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

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method for determining a network element operating state and related devices and systems.
  • the network management device and the managed network element maintain a connection through a heartbeat message in the network management protocol, and the network management device determines that the heartbeat message of the managed network element is continuous (usually If it is lost for 3 times, then the managed network element is considered to be faulty (offline).
  • FIG. 1-b when an associated network element of the managed network element finds that the connection with the managed network element is interrupted, the associated network element actively reports to the network management system in the form of an alarm. The network element of the pipe is faulty. At this time, the NMS considers that the managed network element is faulty (offline).
  • the network management system determines whether the managed network element is faulty or not, and the network management system has a low ability to accurately know the running state of the managed network element. For example, after the existing network management unit determines that the managed network element is faulty, the maintenance personnel manually finds that the managed network element is not faulty, but the link between the network management system or the associated network element and the managed network element is faulty.
  • the pipe determines the accuracy of the operating state of the network element.
  • the embodiment of the present invention provides the following technical solutions:
  • a method for determining a running state of a network element includes:
  • the network management device sends a driving fault detection message to the at least one associated network element that is close to the target network element, and drives the at least one associated network element to detect the running of the target network element.
  • the driving fault detection response message carries a detection result of the running state of the target network element; and the detection result is combined to determine an operating state of the target network element.
  • a network management device including:
  • a driving module configured to send a driving fault detection message to at least one associated network element that is close to the target network element, to drive the at least one associated network element to detect the target network element, triggered by a fault detection event of the target network element
  • a receiving module configured to receive a driving fault detection response message from the at least one associated network element, where the driving fault detection response message carries a detection result of an operating state of the target network element;
  • a determining module configured to determine the running status of the target network element by synthesizing the detection result.
  • a state detection system includes:
  • the network management device is configured to send a driving fault detection message to the at least one associated network element that is close to the target network element to trigger the at least one associated network element to detect the target network element, triggered by a fault detection event of the target network element.
  • a running fault detection response message from the at least one associated network element, wherein the driving fault detection response message carries at least one associated network element for running the target network element, and is configured to receive the network management device
  • the driving fault detection message is sent to detect the running state of the target network element; and the driving fault detection response message is sent to the network management device, where the driving fault detection response message carries a detection result of the running state of the target network element.
  • the network management device selects one or more associated network elements that are close to the target network element that are distributed in one or more network layers as a detection point, and is triggered by the fault detection event of the corresponding target network element.
  • the detection point detects the running state of the target network element
  • the network management integrates the detection results of the associated network elements on the running state of the target network element to determine the running state of the target network element, so that the basic operation of the target network element can be relatively accurately and effectively determined.
  • the status shortens the check time of the administrator to confirm the fault point, which can provide a basis for the administrator to quickly repair the fault and reduce the impact on the actual business.
  • FIG. 1-a is a schematic diagram of determining a network element fault in the prior art
  • Figure 1-b is a schematic diagram of another network element failure determination in the prior art
  • FIG. 2 is a schematic flowchart of a method for determining a running state of a network element according to Embodiment 1 of the present invention
  • FIG. 3 is a schematic flowchart of a method for determining an operating state of a network element according to Embodiment 2 of the present invention
  • a schematic diagram of a network management device
  • FIG. 5 is a schematic diagram of a state detection system according to an embodiment of the present invention.
  • An embodiment of the method for determining a network element operating state of the present invention may include: sending, by the network management, a driving fault detection message to at least one associated network element that is close to the target network element, in response to a fault detection event of the target network element, to drive the The at least one associated network element detects the running status of the target network element, and receives a driving fault detection response message from the at least one associated network element, where the driving fault detection response message carries the detection of the running status of the target network element. Result: synthesize the detection result to determine the running state of the target network element.
  • the network management device sends a driving fault detection message to the at least one associated network element that is close to the target network element, and drives the at least one associated network element to detect the running state of the target network element, in response to the fault detection event of the target network element.
  • the fault detection event of the target network element may include, but is not limited to, one or more of the following events: the connection between the target network element and the network management is interrupted (maybe the heartbeat message between the target network element and the network management is continuously lost), The connection between the associated network element of the target network element and the target network element is interrupted, and a user instruction for detecting the working state of the target network element is received.
  • the network management checks and checks the running status of the target network element before the important or specific service configuration. That is, an event that prepares to configure an important or specific service in the target network element can also be regarded as a fault detection event corresponding to the target network element.
  • the network management may periodically check and verify the running status of some network elements (target network elements) that are important or specific locations of the link, and the event that the detection period of the target network element running state of the important or specific location arrives, It can also be seen as a fault detection event corresponding to the target network element.
  • the network management system may select at least one associated network element of the target network element as a detection point for detecting the running state of the target network element, and the detection point selected by the network management system may include the following network, for example, "close to” (which may be considered as being directly connected or as close as possible).
  • the detection point selected by the network management system may include the following network, for example, "close to” (which may be considered as being directly connected or as close as possible).
  • At least one service layer associated network element that is close to the target network element at least one signaling layer associated network element that is close to the target network element, and at least one bearer layer associated network element that is close to the target network element.
  • the network management system selects the associated network element that the current working state is normal (for example, the connection between the associated network element and the network management system is normal) as the target network element detection point, and usually does not select the associated network element that may be faulty.
  • the network management system does not select the associated network element whose connection is interrupted as the target network element detection point, and also does not select the associated network element that is reported to be faulty as the target network element detection point.
  • the network management device selects at least one associated network element that is close to the target network element as the target network element to detect the target network element detection point.
  • the connection between the target network element and the network management is interrupted (corresponding to the failure of the target network element)
  • the NMS can no longer directly check the network management protocol.
  • the operating state of the target network element is measured, and instead, one or more associated network elements are selected to detect the target network element.
  • the possible reason for the loss of the heartbeat message is that in addition to the failure of the managed network element itself, there may be a problem with the bearer network device between the network management system and the managed network element. Therefore, the heartbeat loss between the network management system and the managed network element cannot be lost.
  • the complete description is that the managed network element itself is faulty.
  • the entire network is usually divided into at least two layers, one layer is the management network, and the managed network element and the network management belong to the management network. Another layer is the service network, and the managed network element and other related networking elements belong to the service network.
  • the connection between the network management and the managed network element in the management network is interrupted, it does not indicate the state of the managed network element in the service network, that is, it cannot determine whether the managed network element is faulty; similarly, if an associated network element is active If the connection between the report and the target network element is interrupted, it is not certain that the target network element itself is faulty, or the network element itself is faulty, or there is a problem with the bearer network device between the target network element and the target network element.
  • the network management system may send a driving fault detection message to the at least one service layer associated network element that is close to the target network element.
  • the network fault may be sent to the network element that belongs to the same service group or service pool as the target network element. And/or, sending a driving fault detection message to the upstream service network element of the target network element; and/or, sending a driving fault detection message to the downstream service network element of the target network element; and/or, to other services close to the target network element.
  • the layer associated network element sends a drive fault detection message; and/or, sends a drive fault detection message to at least one signaling layer associated network element that is close to the target network element (eg, sends a drive fault detection to an upstream signaling network element of the target network element) And/or, sending a driving failure detection message to the downstream signaling network element of the target network element; and/or, sending a driving failure detection message to the other signaling layer associated network element close to the target network element; and/or, Sending a drive fault detection message to at least one bearer layer associated network element that is close to the target network element (eg, may be connected to the same network element as the target network element (L)
  • the network element of the anSwitch or the hub sends a drive failure detection message; and/or, to the router or router in the physical connection between the target network element and the network management, one or more transmission drivers close to the target network element a fault detection message; and/or, in a router or switch between the target network element and the other network element on
  • the network management may select at least one of three layers: a service layer (service layer operation state), a signaling layer (signal layer operation state), and a bearer layer (bearer layer operation state) (or may also include
  • the network management system is used as the network management layer of the detection point to detect the running status of the target network element.
  • the driving fault detection message may carry the identifier of the target network element (the identifier may be any identifier that the associated network element can identify). If the network management system needs to indicate the state detection manner, the driving fault detection message may also carry the fault state detection manner. Instructing, after receiving the driving fault detection message from the network management system, the faulty state detection mode indicates the detection mode of the corresponding indication, and detects the running state of the target network element; if the network management system does not indicate the state detection mode, After receiving the fault detection message from the network management system, the associated network element can select an appropriate detection mode (for example, may be pre-configured or default) to detect the running status of the target network element.
  • an appropriate detection mode for example, may be pre-configured or default
  • the network management system may indicate a specific state detection mode for some or all of the associated network elements, and the state detection manners indicated by different types of associated network elements may be the same or different. Of course, the network management may also not indicate any associated network element. Specific status detection methods.
  • the network management system receives a driving fault detection response message from the at least one associated network element, where the driving fault detection response message carries a detection result of the running state of the target network element.
  • the network management device can learn the detection result (normal or fault) of the running state of each target network element by using the driving failure detection response message from each associated network element.
  • the network management integrates the foregoing detection results to determine an operating state of the target network element.
  • the network management system can analyze the detection results of each associated network element, and determine the running status of the target network element according to the comprehensive analysis result. For example, the network management system can maintain a status determination table, and the status determination table can record the operation status corresponding to various detection results, and the network management integrates the detection results of each associated network element, and queries the status determination table to determine the target network. The operating state of the element; or the network management can integrate the settings of the target).
  • the network management unit may determine that the target network element is faulty.
  • the target NE is in the fault state. If the NMS discovers some service layer association NEs and/or signaling layers.
  • the associated network element detects the fault of the target network element, and all the 7-layer associated network elements detect that the target network element is not faulty, and then determine that the target network element is in a fault state, and so on.
  • the network management device selects one or more associated network elements that are close to the target network element that are distributed in one or more network layers, and triggers the detection of the fault detection event of the target network element.
  • the point detects the running state of the target network element, and the network management integrates the detection results of the associated network elements on the running state of the target network element to determine the running state of the target network element, so that the basic operating state of the target network element can be relatively accurately and effectively determined. , which shortens the inspection time for the administrator to confirm the fault point, which can provide a basis for the administrator to quickly repair the fault and reduce the impact on the actual business.
  • the implementation of the target network element A is initiated by the network management at least from the service layer, the signaling layer, and the bearer layer.
  • a process of the operational state is taken as an example for a detailed description.
  • specific steps may include:
  • the network management device selects at least one service layer associated network element that is close to the target network element A, and at least one signaling layer associated network element that is close to the target network element A, and is close to the fault detection event of the target network element A.
  • At least one bearer layer associated network element of the target network element A is used as a detection point for detecting the running state of the target network element.
  • the fault detection event corresponding to the target network element A may include, but is not limited to, one or more of the following events:
  • the connection between the target network element A and the network management is interrupted (possibly the target network element A and the network management system)
  • the heartbeat message is continuously lost.
  • the connection between the associated network element of the target network element A and the target network element A is interrupted, and a user instruction for detecting the working state of the target network element A is received.
  • the network management performs the operation state of the target network element A before the important or specific service configuration.
  • the detection and verification that is, the event that the important network or the specific service is scheduled to be configured in the target network element A, can also be regarded as a fault detection event corresponding to the target network element A.
  • the network management may periodically check and verify the running status of some network elements (such as the target network element A) that are important or specific in the link, and the detection period of the running status of the target network element A of the important or specific location arrives.
  • the event can also be regarded as a fault detection event corresponding to the target network element A.
  • the network management system and the managed network element are usually not directly connected, but may be connected by several routers or other bearer network devices.
  • the heartbeat message between the network management unit and the target network element A is lost. Possible reasons: In addition to the failure of the target network element A itself, there may be a problem with the bearer network device between the network management system and the target network element A. Therefore, the heartbeat loss between the network management system and the target network element A cannot be completely explained. The target network element A itself is faulty.
  • the state of the target network element A in the service network cannot be indicated, that is, the target network element A cannot be determined based on whether the target network element A is faulty.
  • an associated network element actively reports that the connection with the target network element A is interrupted, it is not certain that the target network element A itself is faulty, or the associated network element itself is faulty, or it is associated with the target network element A. There is a problem with the bearer network device.
  • the network management system may choose to be close to (the "close” can be considered as being directly connected or as close as possible).
  • At least one (for example, two or more) of the target network element A is associated with the network element, close to At least one (for example, two or more) signaling layer associated network elements of the target network element A and at least one (for example, two or more) bearer layer associated network elements that are close to the target network element A are detected.
  • the network management selects the service layer (the service layer running state), the signaling layer (the signaling layer operating state), and the bearer layer (the bearer layer operating state), and may even include the network management as the detection point.
  • the detection point of the network management layer is used to comprehensively and objectively detect the running state of the target network element A, which is advantageous for eliminating the influence of the cause on the running status check result of the target network element A.
  • the network management system selects the associated network element that the current working state is normal (for example, the connection between the associated network element and the network management is normal), as the target network element A detection point, and usually does not select the associated network element that may be faulty.
  • the target network element A detection point for example, the network management system does not select the associated network element whose connection is interrupted as the target network element A detection point, and also does not select the associated network element that is reported to be faulty as the target network element A detection point.
  • the network management system may select at least one service layer associated network element, at least one signaling layer associated network element, and at least one bearer layer associated network element that are close to the target network element A as the target network element detection point.
  • the network management protocol actively detects the running status of the target network element A (the network management system uses itself as a target network element A detection point).
  • this event corresponds to The fault detection event of the target network element A triggers the network management system to initiate the detection of the state of the target network element A.
  • the heartbeat message between the target network element A and the network management device is continuously lost, and the network management device can directly detect the target network through the network management protocol.
  • the operating state of the element A is selected to drive a plurality of associated network elements to detect the target network element A.
  • the network management system sends a driving fault detection message to the selected multiple network elements to drive the multiple associated network elements to detect the running state of the target network element A.
  • the network management system may send a driving fault detection message to the selected network element of the at least one service layer that is close to the target network element A.
  • the network management system may send a driving to the network element that belongs to the same service group or service pool as the target network element A. a fault detection message; and/or, sending a drive fault detection message to the upstream service network element of the target network element A; and/or, sending a drive fault detection message to the downstream service network element of the target network element A; and/or, approaching
  • the other service layer associated network element of the target network element A sends a drive fault detection message to drive at least one service layer associated network element of the target network element A to detect the running status of the target network element A.
  • the network management system may send a driving fault detection message to the at least one signaling layer associated network element that is close to the target network element A.
  • the network management system may send a driving fault detection message to the upstream signaling network element of the target network element A. And/or, sending a driving failure detection message to the downstream signaling network element of the target network element A; and/or, sending a driving failure detection message to the other signaling layer associated network element close to the target network element A to drive the target network
  • At least one signaling layer associated network element of the element A detects an operating state of the target network element A.
  • the network management system may send a driving fault detection message to the at least one bearer layer associated network element that is close to the target network element A.
  • the network management system may send a driving to the network element of the same switch or hub connected to the target network element A.
  • the fault detection message; and/or, may be located in a router or switch between the target network element A and the network management, and one or more transmission driving fault detection machines close to the target network element A, close to the target network element A.
  • the running status of the target network element A is detected.
  • the driving fault detection message may carry the identifier of the target network element A (the identifier may be any identifier that the associated network element can identify). If the network management system needs to indicate the state detection mode, the driving fault detection message may also be carried.
  • the fault state detection mode indicates that the associated network element can arrive at the receiving After the fault detection message of the network management, the fault state detection mode indicates the detection mode of the corresponding indication, and detects the running state of the target network element A. If the network management system does not indicate the state detection mode, the associated network element can receive the network management from the network management system.
  • an appropriate detection mode for example, a pre-configured or default, such as a service protocol or a service signaling protocol
  • a pre-configured or default such as a service protocol or a service signaling protocol
  • the network management system may indicate a specific state detection mode for some or all of the associated network elements, and the state detection manners indicated by different types of associated network elements may be the same or different. Of course, the network management may also not indicate any associated network element. Specific status detection methods.
  • the network management device may indicate one or more bearer layer associated network elements of the target network element A by using a fault detection message, and adopts ICMP (Internet Control Message Protocol) or SNMP (Simple Network Management Protocol).
  • ICMP Internet Control Message Protocol
  • SNMP Simple Network Management Protocol
  • the single network management protocol detects the running state of the target network element A.
  • the network management can indicate the target network element by driving the fault detection message.
  • a driving fault detection message in the embodiment of the present invention has the following format, but is not limited to This:
  • the destNE indicates the identifier of the network element to be detected (the target network element A);
  • check-Method indicates the way the status is detected.
  • the check-Method can have two optional values, where CHK_SERVICE indicates that the target network element A is detected using the service layer message; and CHK_LINK indicates that the target network element A is attempted to be detected using the PING or SNMP GET method.
  • the multiple associated network elements receive the driving fault detection message from the network management device, and detect the running state of the target network element A under the driving of the driving fault detection message.
  • the driving fault detection message may be a network management protocol message, and the network management device passes the fault detection.
  • the message is sent to drive a plurality of associated network elements to perform a detection behavior on the target network element A.
  • the multiple associated network elements send a driving fault detection response message to the network management unit to notify the network management end of the detection result of the running state of the target network element A.
  • the driving fault detection response message carries the detection result of the running state of the target network element A, and the network management can learn the running of the target network element A by each associated network element according to the driving fault detection response message from each associated network element.
  • the result of the status detection (normal or fault, etc.).
  • the network management learns the service layer running status of the detected target network element A according to the driving fault detection response message from the associated network element of each service layer; and learns according to the driving fault detection response message from the associated network element of each signaling layer.
  • the detected signaling layer operating state of the target network element A is detected.
  • the detected operating state of the bearer layer of the target network element A is learned.
  • a driving failure detection response message in the embodiment of the present invention has the following format, but is not limited thereto:
  • the checkResult indicates a detection result of the running state of the target network element A
  • desc returns the details of the detection.
  • the checkResult can have three optional values, where CHK_OK indicates that the target network element A is running normally; CHKJJNREACHABLE indicates that the target network element A is detected to be faulty (for example, using the network management specified or optional detection method, detecting the target network element A) No response); CHK_UNKNOWN indicates that target NE A is not recognized.
  • the network management system receives a driving fault detection response message from each associated network element, and determines the running state of the target network element A by using the foregoing detection result.
  • the network management system can analyze the detection results of each associated network element, and determine the running status of the target network element A according to the comprehensive analysis result.
  • the network management system can maintain a status determination table, and the status determination table can record the operation status corresponding to various detection results.
  • the network management integrates the detection results of each associated network element, and queries the maintenance status determination table to determine the status.
  • the running state of the target network element A; or, the network management can synthesize the running state of the standard network element A of each associated network element.
  • the status determination table shown in Table 1 can be maintained in the network management, but is not limited thereto; wherein the detection results of each detection level can be divided into three cases:
  • the NMS can determine the running status of the target NE A by querying Table 1.
  • the network management system may determine that the target network element A is faulty.
  • the target network element A is in a fault state (for example, as shown in records 2 to 3 and 11 to 12 in Table 1).
  • the network management unit finds that some of the service layer associated network elements and/or the signaling layer associated network element detects that the target network element A is faulty, If all the bearer layer associated network elements detect that the target network element A is not faulty, it can be determined that the target network element A is in a fault state (for example, as shown in records 5 and 14 of Table 1), and so on.
  • the network management system selects at least three levels of detection points to detect the running state of the target network element, but in actual operation, the selection of the detection points may not completely cover all the detections mentioned in this embodiment. In this case, only one or more of the network management layer, the service network/signaling network, and the bearer network may need to be detected to accurately determine the basic operating state of the target network element.
  • the associated network element corresponding to each network layer of the target network element may be selected as a detection point to detect the running status of the target network element.
  • the more complex the network the more selected.
  • the more network layers of associated network elements the more the number of associated network elements selected at each level.
  • the network management system can expand and update the status determination table to meet the needs of different scenarios.
  • the network management device selects one or more associations close to the target network element at multiple network levels, such as the service layer, the signaling layer, and the bearer layer, triggered by the fault detection event of the target network element.
  • the network element acts as a detection point, and drives the detection point to detect the running state of the target network element.
  • the network management integrates the detection results of the associated network elements on the running state of the target network element, and determines the running state of the target network element, so that the network element can be relatively accurate and effective.
  • the basic running status or network status of the target NE is relatively shortened by the administrator to confirm the check time of the fault point, which can provide a basis for the administrator to quickly repair the fault, thereby reducing the impact on the actual service.
  • the network management can maintain a state in which an operation state corresponding to various detection results is recorded The determination table, the network management integrates the detection results of the respective associated network elements, and determines the running state of the target network element A by querying the state determination table of the maintenance, and the order is fast.
  • a network management device 400 provided by an embodiment of the present invention may include:
  • the driving module 410 the receiving module 420, and the determining module 430
  • the driving module 410 is configured to send, by the fault detection event corresponding to the target network element, a driving fault detection message to the at least one associated network element that is close to the target network element, to drive the at least one associated network element to detect the The running status of the target network element;
  • the fault detection event corresponding to the target network element may include, but is not limited to, one or more of the following events:
  • the connection between the target network element and the network management device 400 is interrupted (specifically, between the target network element and the network management device 400)
  • the heartbeat message is continuously lost.
  • the connection between the associated network element of the target network element and the target network element is interrupted, and a user instruction for detecting the working state of the target network element is received.
  • the network management device 400 performs the running status of the target network element before the important or specific service configuration.
  • the detection and verification that is, the event of preparing an important or specific service in the target network element, can also be regarded as a failure detection event corresponding to the target network element.
  • the network management device 400 may periodically check and verify the running status of some network elements (target network elements) at the important or specific location of the link, and the detection period of the running status of the target network element of the important or specific location arrives.
  • the event can also be regarded as a fault detection event corresponding to the target network element.
  • the receiving module 420 is configured to receive a driving fault detection response message from the at least one associated network element, where the driving fault detection response message carries a detection result of an operating state of the target network element;
  • the driving module 410 may include one or more of the following sub-modules: a first driving sub-module, a second driving sub-module, and a third driving sub-module (not shown in FIG. 4).
  • a first driving submodule configured to send, by the fault detection event corresponding to the target network element, a driving fault detection message to the at least one service layer associated network element that is close to the target network element, to drive the at least one service layer associated network The element detects the running status of the target network element.
  • the first driver sub-module may be specifically configured to: send a driving fault detection message to a network element that belongs to the same service group or service pool as the target network element; and/or send the uplink service network element to the target network element.
  • the service layer associated network element detects the running status of the target network element.
  • a second driving submodule configured to send, by the fault detection event corresponding to the target network element, a driving fault detection message to the at least one signaling layer associated network element that is close to the target network element, to drive the at least one signaling layer
  • the associated network element detects the running status of the target network element.
  • the second driver sub-module may be specifically configured to: send a driving fault detection message to an upstream signaling network element of the target network element; and/or, send a driving fault detection message to a downstream signaling network element of the target network element; And/or, sending a driving fault detection message to the other signaling layer associated network element that is close to the target network element, to drive the at least one signaling layer associated network element to detect an operating state of the target network element.
  • a third driving submodule configured to send, by the fault detection event corresponding to the target network element, a driving fault detection message to the at least one bearer layer associated network element that is close to the target network element, to drive the at least one bearer layer association network
  • the element detects the running status of the target network element.
  • the third driver sub-module may be specifically configured to: send a driving fault detection message to a network element connected to the target network element in the same switch or hub; and/or, between the target network element and the network management device, to the physical connection
  • the operating state of the network element is configured to drive at least one bearer layer associated network element to detect an operating state of the target network element.
  • the driving module 410 may select an associated network element that drives at least one of the three layers of the service layer, the signaling layer, and the bearer layer of the target network element, and detects the running state of the target network element.
  • the driving fault detection message sent by the driving module 410 may carry the identifier of the target network element (the identifier may be any identifier that can be identified by the associated network element). If the network management device 400 needs to indicate the state detection mode, the fault detection message is driven.
  • the fault state detection mode indication may also be carried, after the associated network element may receive the driving fault detection message from the network management device 400, the fault state detection mode indicates the detection mode of the corresponding indication, and detects the running state of the target network element; After the network management device 400 does not indicate the manner of state detection, the associated network element may select an appropriate detection mode (for example, may be pre-configured or default) after receiving the driving failure detection message from the network management device 400, and detect the target network.
  • the running state of the yuan It can be understood that the network management device 400 can indicate a specific state detection mode for some or all of the associated network elements of the target network element, and the state detection manners indicated by the different types of associated network elements may be the same or different. It is also possible not to indicate a specific status detection mode for any associated network element.
  • the network management device 400 can maintain a state determination table, wherein the state determination table can record the operation states corresponding to the various detection results, and the determination module 430 integrates the detection results of the respective associated network elements, and queries the state determination table. Then, the running state of the target network element can be determined; or the determining module 430 can synthesize the detection result of each associated network element, and use the state determination formula (the state determination formula can be specifically set according to the specific scenario) to output the running state of the target network element.
  • the state determination table can record the operation states corresponding to the various detection results
  • the determination module 430 integrates the detection results of the respective associated network elements, and queries the state determination table. Then, the running state of the target network element can be determined; or the determining module 430 can synthesize the detection result of each associated network element, and use the state determination formula (the state determination formula can be specifically set according to the specific scenario) to output the running state of the target network element.
  • the determining module 430 detects that all the service layer associated network elements and/or the signaling layer associated network element detects the target network element fault, and some or all of the 7 carrier layer associated network elements detect that the target network element is not faulty, It can be determined that the target network element is in a fault state; if the determining module 430 finds that some of the service layer associated network elements and/or the signaling layer associated network element detects the target network element fault, and all the bearer layer associated network elements detect the target network element is not detected. If the fault occurs, the target NE is determined to be in a fault state, and so on.
  • the network management device 400 in this embodiment may be the network management system in the foregoing method embodiment, and the functions of the respective functional modules may be specifically implemented according to the method in the foregoing method embodiment, and the specific implementation process may be implemented by referring to the foregoing method.
  • the related description of the example will not be described here.
  • the network management device 400 in this embodiment selects one or more associated network elements that are close to the target network element at one or more network levels as detection points, triggered by the fault detection event of the target network element.
  • the driving detection point detects the running state of the target network element
  • the network management device 400 integrates the detection results of the running state of the target network element by the associated network element, and determines the running state of the target network element, so It is relatively accurate and effective to judge the basic operating state of the target network element, which is beneficial to shorten the inspection time for the system administrator to confirm the fault point, and thus provides a basis for the administrator to quickly repair the fault and reduce the impact on the actual service.
  • a state detection system provided by an embodiment of the present invention may include:
  • the network management device 510 and at least one associated network element 520 are connected to The network management device 510 and at least one associated network element 520.
  • the network management device 510 is configured to send, by the fault detection event corresponding to the target network element, a driving fault detection message to the at least one associated network element 520 that is close to the target network element, to drive the at least one associated network element 520 to detect the Receiving a running fault detection response message from the at least one associated network element 520, wherein the driving fault detection response message carries a detection result of an operating state of the target network element; The result determines the operational status of the target network element.
  • the associated network element 520 is configured to receive a driving fault detection message sent by the network management device 510, and detect an operating state of the target network element, and send a driving fault detection response message to the network management device 510, where the driving fault detection response message carries the target The detection result of the running status of the network element.
  • the network management device 510 can associate the network element with at least one service layer that is close to the target network element.
  • Sending a drive fault detection message (for example, the network management device 510 may send a drive fault detection message to a network element that belongs to the same service group or service pool as the target network element; and/or, send a drive fault to the upstream service network element of the target network element.
  • the network management device 510 may send a driving fault detection message to at least one signaling layer associated network element 520 that is close to the target network element (eg, send a driving fault detection message to an upstream signaling network element of the target network element; and/or to the target network element)
  • the downstream signaling network element sends a driving fault detection message; and/or sends a driving fault detection message to other signaling layer associated network elements close to the target network element; and/or, the network management device 510 can approach at least 1 of the target network element.
  • the bearer layer associated network element 520 sends a drive fault detection message
  • the network management device 510 can send the network element connected to the target network element in the same switch or hub. a fault detection message; and/or, in a router or switch between the target network element and the network management, a one or more transmission drive failure detection messages close to the target network element; and/or to a physical connection Located in a router or switch between the target network element and other network elements, close to one of the target network elements And transmitting a drive failure detection message to the other carrier layer associated network element that is close to the target network element, to drive at least one associated network element 520 of the target network element to detect the operation of the target network element. ⁇ Dog status.
  • the driving fault detection message may carry the identifier of the target network element (the identifier may be any identifier that the associated network element can identify). If the network management device 510 needs to indicate the state detection mode, the driving fault detection message may also carry the fault state.
  • the detection mode indicates that the associated network element 520 can detect the detection mode of the corresponding indication after detecting the driving failure detection message from the network management device, and detect the running state of the target network element; if the network management device 510 does not indicate the status
  • the associated network element 520 may, after receiving the driving fault detection message from the network management device 510, independently select an appropriate detection mode (for example, may be pre-configured or default) to detect the running state of the target network element.
  • an appropriate detection mode for example, may be pre-configured or default
  • the network management device 510 can indicate a specific state detection mode for some or all of the associated network elements, and the state detection manners indicated by the different types of associated network elements may be the same or different.
  • the NE indicates the specific status detection mode
  • the network management device 510 can maintain a status determination table (for example, as shown in Table 1), and the status determination table records the operation status corresponding to various detection results, and the network management device 510 can synthesize the detection results of the respective associated network elements. Querying the state determination table of the maintenance, and determining the running state of the target network element; or, the network management device 510 can synthesize the detection result of each associated network element, and adopt a state determination formula (the state determination formula can be specifically set according to a specific scenario) The running status of the NE.
  • the network management device 510 in this embodiment may be the network management system in the foregoing embodiment, and the associated network element 520 may be the associated network element in the foregoing embodiment, and the function may be implemented according to the method in the foregoing method embodiment.
  • the function may be implemented according to the method in the foregoing method embodiment.
  • the network management device 510 in this embodiment selects one or more associated network elements 520 that are located near one or more network layers and is detected by the fault detection event of the target network element.
  • Point driving the detection point to detect the running state of the target network element, and the network management device 510 synthesizes the detection result of the running state of the target network element by each associated network element, and determines the running state of the target network element, so that the target can be relatively accurately and effectively determined.
  • the basic operating state of the network element helps to shorten the inspection time for the system administrator to confirm the fault point, which can provide a basis for the administrator to quickly repair the fault. The impact of business.
  • the network management device selects one or more associated network elements that are located near one or more network layers and is connected to the target network element as a detection point, and drives detection.
  • the point detects the running state of the target network element
  • the network management integrates the detection results of the associated network elements on the running state of the target network element to determine the running state of the target network element, so that the basic operating state of the target network element can be relatively accurately and effectively determined. , which shortens the inspection time for the administrator to confirm the fault point, which can provide a basis for the administrator to quickly repair the fault and reduce the impact on the actual business.
  • the network management can maintain a state determination table in which the operation states corresponding to the various detection results are recorded, the network management integrates the detection results of the respective associated network elements, and determines the running state of the target network element by querying the state determination table of the maintenance. , the order is fast.
  • the program may be stored in a computer readable storage medium, and the storage medium may include: Read-only memory, random access memory, disk or optical disk, etc.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)

Abstract

On prévoit un procédé de détermination de l'état opérationnel d'un élément réseau, un équipement pertinent et un système associés, lequel procédé consiste à: transmettre via l'équipement de gestion de réseau à au moins un élément réseau pertinent à proximité d'un élément réseau cible un message de détection de défaut vibratoire enclenché par un événement de détection de défaut correspondant à un élément réseau cible de manière à déclencher la surveillance de l'état opérationnel de l'élément réseau cible à charge d'au moins un élément réseau pertinent; recevoir un message de réponse pour la détection de défaut vibratoire en provenance d'au moins un élément réseau pertinent, lequel message porte le résultat de la détection de l'état opérationnel de l'élément réseau pertinent; déterminer l'état opérationnel de l'élément réseau cible par combinaison du résultat de détection à partir de chaque élément de réseau pertinent. La solution technique de cette invention est avantageuse pour améliorer la précision de l'appréciation réalisée par l'équipement de gestion de réseau de l'état opérationnel de l'élément réseau.
PCT/CN2011/074026 2011-05-13 2011-05-13 Procédé de détermination de l'état opérationnel d'un élément réseau, équipement pertinent et système associés WO2011137766A2 (fr)

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CN2011800007787A CN102217232A (zh) 2011-05-13 2011-05-13 确定网元运行状态方法以及相关设备和系统

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