CN-115802209-B - Fault detection method, device and storage medium

CN115802209BCN 115802209 BCN115802209 BCN 115802209BCN-115802209-B

Abstract

The application provides a fault detection method, a fault detection device and a storage medium, relates to the technical field of communication, and is used for solving the technical problem of low fault detection efficiency of a general technology. The fault detection method comprises the steps of obtaining alarm information sent by alarm equipment, determining a fault result corresponding to the alarm information based on a pre-established service resource tree model, wherein the service resource tree model is used for representing routing topology of a plurality of communication links, and the alarm equipment is network equipment on at least one communication link in the plurality of communication links.

Inventors

WU YUEPING
JIANG JIE
CHEN HONGHAI
ZHANG RUI

Assignees

中国联合网络通信集团有限公司
中讯邮电咨询设计院有限公司

Dates

Publication Date: 20260505
Application Date: 20220926

Claims (11)

1. A fault detection method, comprising: Acquiring alarm information sent by alarm equipment through a TL1 interface protocol; Determining a fault result corresponding to the alarm information based on a pre-established service resource tree model, wherein the service resource tree model is used for representing the routing topology of a plurality of communication links; the plurality of communication links are in one-to-one correspondence with the plurality of user equipment, and the fault detection method further comprises the following steps: The method comprises the steps of acquiring communication data in a communication link according to each communication link in the plurality of communication links, wherein the communication data comprise Optical Line Terminal (OLT) equipment data, ethernet broadband access authentication (IPOE) message data, remote authentication dial-in user service radius user data and Optical Network Unit (ONU) equipment data, the OLT equipment data comprise an OLT equipment name and an OLT IP, the radius user data comprise radius user uplink and downlink records, user broadband accounts, user subscription bandwidths and Virtual Local Area Network (VLAN) information, the VLAN information comprises Server Virtual Local Area Network (SVLAN) information and/or user virtual local area network (CVALN) information, and the ONU equipment data comprise ONU IP, PON port information and ONU ID; Determining a first connection relation based on the OLT equipment data and the IPOE message data, wherein the first connection relation is used for representing the connection relation between the broadband access server (BARS) equipment and the OLT equipment; Determining a second connection relation based on a radius user online-offline record in the radius user data and the first connection relation, wherein the second connection relation is used for representing the connection relation between the radius user data corresponding user equipment and the BARS equipment; determining a routing topology of a communication link corresponding to the user equipment based on the ONU equipment data and the second connection relation, wherein the routing topology of the communication link corresponding to the user equipment sequentially comprises user equipment, an optical cross box, a secondary optical splitter, a primary optical splitter, OLT equipment and BRAS equipment from the user equipment to entity equipment of a service end, wherein the BRAS equipment stores a user broadband account number of the user equipment, and the BRAS equipment is connected with the OLT equipment through a BRAS downlink port; The service resource tree model comprises a user broadband account, a BRAS IP, a BRAS downlink port, an OLT IP, PON port information, an SVLAN, a CVLAN, an optical cross box, a first-stage optical splitter and a second-stage optical splitter, wherein the first-stage optical splitter is one optical splitter between the OLT equipment and the ONU equipment and is deployed in a user equipment centralized area, and the second-stage optical splitter is two optical splitters connected in series between the OLT equipment and the ONU equipment and is deployed in a user equipment decentralized area; When the user broadband account number changes, acquiring the changed user broadband account number, and updating the routing topology of the communication link corresponding to the user equipment according to the changed user broadband account number so as to update the service resource tree model; The determining the fault result corresponding to the alarm information based on the pre-established service resource tree model comprises the following steps: When the alarm information is Passive Optical Network (PON) port alarm information sent by the OLT equipment and the PON port alarm information is used for indicating that target ONU equipment is off-line alarm, determining the working state of target optical network equipment (ONT) user equipment connected with an optical splitter corresponding to the target ONU equipment based on the service resource tree model; And when the working state of the target ONT user equipment connected with the beam splitter corresponding to the target ONU equipment is an offline state, determining that the access rubber-insulated-wire cable of the target ONT user equipment fails.
2. The fault detection method according to claim 1, wherein the determining a fault result corresponding to the alarm information based on a pre-created service resource tree model includes: When the alarm information is PON port alarm information sent by the OLT equipment and the PON port alarm information is used for indicating that target ONU equipment is off-line alarm, determining the working states of a plurality of ONT user equipment connected with a secondary optical splitter corresponding to the target ONU equipment based on the service resource tree model; And when the working states of the plurality of ONT user equipment connected with the secondary optical splitter corresponding to the target ONU equipment are offline, determining the fault of an access optical cable of the secondary optical splitter corresponding to the target ONU equipment.
3. The fault detection method according to claim 1, wherein the determining a fault result corresponding to the alarm information based on a pre-created service resource tree model includes: When the alarm information is PON port alarm information sent by the OLT device and the PON port alarm information is used to indicate that a plurality of ONU devices are off-line alarms, determining, based on the service resource tree model, working states of a plurality of ONT user devices connected to a first-stage optical splitter corresponding to the plurality of ONU devices; and when the working states of the plurality of ONT user equipment connected with the first-stage optical splitters corresponding to the plurality of ONU equipment are offline, determining the fault of the access optical cable of the first-stage optical splitters corresponding to the plurality of ONU equipment.
4. The fault detection method according to claim 1, wherein the obtaining the alarm information sent by the alarm device includes: Acquiring a plurality of original alarm information sent by a plurality of network devices, wherein the plurality of original alarm information corresponds to the plurality of network devices one by one; Based on a clustering algorithm, the plurality of original alarm information are clustered to obtain alarm information of at least one category, and the alarm information sent by the alarm equipment belongs to alarm information of any category.
5. The fault detection method as claimed in any one of claims 1 to 4, further comprising: Displaying the routing topology of the plurality of communication links based on a city information model technique; And displaying fault information corresponding to the fault result on the routing topology of the communication links, wherein the fault information comprises at least one of a fault position, a fault area and a fault user.
6. The fault detection method as claimed in any one of claims 1 to 4, further comprising: Determining a fault range corresponding to the fault result based on the service resource tree model; And determining a fault position corresponding to the fault result based on the fault range.
7. The fault detection method as claimed in any one of claims 1 to 4, further comprising: after the fault corresponding to the fault result is maintained, determining a fault maintenance result based on a state detection operation, wherein the state detection operation comprises an account number dial testing operation and a network speed measuring operation.
8. The fault detection method of claim 7, further comprising: When the fault maintenance result is that the fault maintenance is successful, sending a fault maintenance success message to an online user, and judging the offline time of the offline user; and when the offline time period is longer than the preset time period, sending a fault detection request message to the offline user, wherein the fault detection request message is used for detecting whether the offline user has other faults except the fault result.
9. The fault detection device is characterized by comprising an acquisition unit and a processing unit; The acquisition unit is used for acquiring alarm information sent by the alarm equipment through a TL1 interface protocol; The processing unit is used for determining a fault result corresponding to the alarm information based on a pre-established service resource tree model, wherein the service resource tree model is used for representing the routing topology of a plurality of communication links; the communication links are in one-to-one correspondence with the user devices; The acquisition unit is further configured to acquire communication data in the communication link for each communication link in the plurality of communication links, where the communication data includes optical line terminal OLT equipment data, ethernet broadband access authentication IPOE message data, remote authentication dial-in user service radius user data, and optical network unit ONU equipment data, where the OLT equipment data includes an OLT equipment name and an OLT IP, the radius user data includes a radius user on-off record, a user broadband account, a user subscription bandwidth, and virtual local area network VLAN information, the VLAN information includes server virtual local area network SVLAN information, and/or user virtual local area network CVALN information, and the ONU equipment data includes an ONU IP, PON port information, and an ONU ID; The processing unit is further used for determining a first connection relation based on the OLT equipment data and the IPOE message data, wherein the first connection relation is used for representing the connection relation between the broadband access server (BARS) equipment and the OLT equipment; The processing unit is further used for determining a second connection relation based on the radius user online and offline record of the radius user data and the first connection relation, wherein the second connection relation is used for representing the connection relation between the radius user data corresponding user equipment and the BARS equipment; The processing unit is further configured to determine a routing topology of a communication link corresponding to the user equipment based on the ONU device data and the second connection relationship, where the routing topology of the communication link corresponding to the user equipment includes, in order from the user equipment to the entity device of the service end, a user equipment, an optical cross box, a second-stage optical splitter, a first-stage optical splitter, an OLT device, and a BRAS device, where a broadband account number of the user equipment is stored in the BRAS device, where the BRAS device is connected with the OLT device through a BRAS downlink port, and where OLT IP, PON port information, SVLAN, and CVLAN are stored in the OLT device; The processing unit is further used for determining the service resource tree model based on the routing topology of the corresponding communication link of each user equipment, wherein the service resource tree model comprises a user broadband account, a BRAS IP, a BRAS downlink port, an OLT IP, PON port information, an SVLAN, a CVLAN, an optical cross box, a primary optical splitter and a secondary optical splitter, wherein the primary optical splitter is one optical splitter between the OLT equipment and the ONU equipment and is deployed in a user equipment centralized area; When the user broadband account number changes, acquiring the changed user broadband account number, and updating the routing topology of the communication link corresponding to the user equipment according to the changed user broadband account number so as to update the service resource tree model; the processing unit is specifically configured to: When the alarm information is Passive Optical Network (PON) port alarm information sent by the OLT equipment and the PON port alarm information is used for indicating that target ONU equipment is off-line alarm, determining the working state of target optical network equipment (ONT) user equipment connected with an optical splitter corresponding to the target ONU equipment based on the service resource tree model; And when the working state of the target ONT user equipment connected with the beam splitter corresponding to the target ONU equipment is an offline state, determining that the access rubber-insulated-wire cable of the target ONT user equipment fails.
10. A fault detection device comprising a memory for storing computer-executable instructions and a processor connected to the memory via a bus, the processor executing the computer-executable instructions stored in the memory when the fault detection device is in operation to cause the fault detection device to perform the fault detection method of any one of claims 1 to 8.
11. A computer readable storage medium comprising computer executable instructions which, when run on a computer, cause the computer to perform the fault detection method of any of claims 1-8.

Description

Fault detection method, device and storage medium Technical Field The present application relates to the field of communications technologies, and in particular, to a fault detection method, a fault detection device, and a storage medium. Background With the increasing popularity of broadband, broadband faults are increasingly more heavily priced in daily consumer notices. Since broadband faults involve the complexity of the platform and the network, how to quickly detect the location where the broadband fault occurs is a technical problem that needs to be solved at present. Currently, general fault detection methods generally require a back-end maintainer to manually judge and position before processing. When the broadband fault is processed, a plurality of departments are often needed to cooperate with each other by a maintenance person at the rear end, and a plurality of systems are logged in to inquire data, so that the problem that the rear end maintenance pressure is high and the user using perception is poor is caused, and the fault detection efficiency is low. Disclosure of Invention The application provides a fault detection method, a fault detection device and a storage medium, which are used for solving the technical problem of low fault detection efficiency of a general technology. In order to achieve the above purpose, the application adopts the following technical scheme: in a first aspect, a fault detection method is provided, which includes obtaining alarm information sent by an alarm device, determining a fault result corresponding to the alarm information based on a pre-created service resource tree model, where the service resource tree model is used to represent a routing topology of a plurality of communication links, and the alarm device is a network device on at least one of the plurality of communication links. The fault detection method comprises the steps of obtaining communication data in a communication link according to each communication link in the plurality of communication links, wherein the communication data comprise Optical Line Terminal (OLT) equipment data, ethernet broadband access authentication (IPOE) message data, remote authentication dial-in user service (radius) user data and Optical Network Unit (ONU) equipment data, determining a first connection relation based on the OLT equipment data and the IPOE message data, determining a second connection relation based on the radius user data and the first connection relation, determining a routing topology of the communication link corresponding to the user equipment based on the ONU equipment data and the second connection relation, and determining a service resource tree model based on the routing topology of the communication link corresponding to each user equipment. Optionally, determining the fault result corresponding to the alarm information based on the pre-established service resource tree model includes determining the working state of the ONT user equipment of the target optical network equipment connected with the optical splitter corresponding to the target ONU equipment based on the service resource tree model when the alarm information is Passive Optical Network (PON) port alarm information sent by the OLT equipment and the PON port alarm information is used for indicating that the target ONU equipment is off-line alarm, and determining the fault of the access rubber-insulated wire cable of the target ONT user equipment when the working state of the target ONT user equipment connected with the optical splitter corresponding to the target ONU equipment is off-line. Optionally, determining the fault result corresponding to the alarm information based on the pre-established service resource tree model includes determining the working states of a plurality of ONT user devices connected with the secondary optical splitter corresponding to the target ONU device based on the service resource tree model when the alarm information is PON port alarm information sent by the OLT device and the PON port alarm information is used for indicating that the target ONU device is offline alarm, and determining the fault of an access optical cable of the secondary optical splitter corresponding to the target ONU device when the working states of a plurality of ONT user devices connected with the secondary optical splitter corresponding to the target ONU device are offline. Optionally, determining the fault result corresponding to the alarm information based on the pre-established service resource tree model includes determining the working states of the plurality of ONT user devices connected with the first-stage optical splitters corresponding to the plurality of ONU devices based on the service resource tree model when the alarm information is PON port alarm information sent by the OLT device and the PON port alarm information is used for indicating that the plurality of ONU devices are off-line alarms, and determining the