Huawei Proprietary And Confidential; Introduction To The Information Center; Information Center Supported By The S9300 - Huawei Quidway S9300 Configuration Manual

Quidway S9300 Terabit Routing Switch
Configuration Guide - Device Management

5.1 Introduction to the Information Center

The information center works as the information hub of a switch. It classifies and filters the
output of a system. The information center uses a debugging program to help network
administrator and developers monitor network operation and analyze network faults.

5.2 Information Center Supported by the S9300

In the S9300, the information center outputs logs, alarms, and debugging messages with eight
severity levels to different directions through 10 information channels.
Information Classification
The information center receives and processes information of the following types:
l
l
l
Severity Levels of Information
Information has eight severity levels as shown in
severer the information.
Table 5-1 Description of the severity levels of information
Threshold
0
1
2
3
Issue 03 (2011-12-29)
Logs
Debugging information
Alarms
Severity Level
Emergency
Alert
Critical
Error

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5 Information Center Configuration
Table 5-1. The lower the severity level, the
Description
A fatal fault, such as a programme exception or
incorrect use of the memory, occurs on the device. The
system must restart.
An important fault, such as the device memory
reaching the highest limit, occurs on device. The fault
needs to be rectified immediately.
A crucial fault occurs, such as the memory or
temperature reaches the lowest limit, the BFD device
is unreachable, or an internal fault is generated by the
device itself. The fault needs to be analyzed and
rectified.
A fault caused by an improper operation or a wrong
process occurs, for example, a user runs incorrect
commands, enters a wrong user password, or receives
wrong protocol packets from other devices.
The faults do not affect services but should be paid
attention to.
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