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eSight V300R010C00 Maintenance Guide 08

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Troubleshooting Process

Troubleshooting Process

In most cases, troubleshooting includes three stages: information collection, fault locating, and fault rectification. When an alarm occurs, you can collect fault information, find out root causes of the current fault, and locate and rectify the fault.


Figure 7-1 shows the troubleshooting flowchart.

Figure 7-1 Troubleshooting flowchart

Process Description

Table 7-1 describes the troubleshooting process shown in Figure 7-1.

Table 7-1 Troubleshooting process description





Discover a fault

Detect and process a fault in a timely manner to reduce service loss. For details, see Discovering Faults.


Check whether an alarm is generated for the fault

If an alarm is generated for the fault, go to step 3.


Follow instructions to handle the eSight alarm

Follow instructions in the handling suggestions of eSight to handle the alarm.


Collect fault information

Determine whether the fault is emergent based on collected information. For details, see Collecting Fault Information.


Check whether the fault is emergent

If the fault is emergent, go to step 6. If the fault is not emergent, go to step 7.


Perform emergency maintenance

Implement emergency maintenance to reduce service loss resulted from the critical fault.


Locate the fault root causes

Use the collected fault information to analyze the fault root causes. For details, see Locating Faults.


Troubleshooting Faults

Draw up a plan to rectify the fault based on fault causes. For details, see Troubleshooting Faults.


Verify that the fault is rectified

Check the service recovery after fault rectification. For details, see Verification for Fault Rectification.


Contact Huawei technical support

If the fault is not rectified, contact Huawei technical support.

Updated: 2019-08-03

Document ID: EDOC1100044373

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