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Log Reference

CloudEngine 8800, 7800, 6800, and 5800 V200R005C00

This document provides the explanations, causes, and recommended actions of logs on the product.

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Log Format Description

Log Format Description

Log Format

Figure 3-1 shows the format of output logs.

Logs are output in the format of module name/severity level/summary/log description.

Figure 3-1  Format of output log information

Log Field Description





Leading character

Is added to the log information to be sent to a log host and is not added to the log information saved on a local device.



Date and time when a log is output.

The format of the log timestamp is configurable.


Host name

The default name is HUAWEI.


Huawei identifier

The log is output by a Huawei device.


Version number

Version of the log format.


Module name

Name of the module by which logs are output.


Log level

Severity of a log.



Further description of a log.


Information type

Log information.


System component ID and alarm ID

System component ID and alarm ID of the log.

Z indicates the system component ID.

F indicates the alarm ID. Only logs generated by alarms have the alarm ID.


Information about details

Detailed information about the system component output. Each time before the log is output, the module fills up its contents.


2011-08-18 18:08:56 HUAWEI %%01CLI/5/LOGIN(l):CID=2160731923;VTY0 login from succeed.

The preceding log information shows that this log was generated at 18:08:56 on August 18, 2011 on a host named HUAWEI; the log was generated by the CLI module and was at level 5; the component ID is 2160731923; the user with the IP address successfully logged in to the system through VTY0.

Updated: 2019-04-20

Document ID: EDOC1100039602

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