Chapter 1 Introducing Alarms; Overview - Samsung LTE eNB Manual

Chapter 1

Overview

Alarms are events indicating problems or conditions that are worth highlighting.
An alarm can be raised by hardware or by software processes.
Hardware alarms are environmental alarms or alarms that are generated in a board.
These alarms are collected by all the sub-boards and are reported to the main board.
Software alarms are detected by other software blocks in each board and reported
to the fault management module running in the master board.
Alarms are graded into severities and require operator intervention. An alarm is
raised if, for example, a process in the equipment has failed or if the temperature
level around a hardware component has reached a defined threshold level.
Alarms are vital to the troubleshooting and diagnosis of hardware and software
problems.
All Alarms are reported in the LSM graphical user interface and are retained in an
alarm/fault history location for the following rolling periods:
Type of Alarm/Fault
Raw data
Hourly
Daily
Monthly
There are two types of output message:


In the LSM event viewer, the following colors are used to indicate the alarms and
their severity.




Every alarm is uniquely identified by an alarm code and falls into a particular
category with an assigned severity.
Alarms are events indicating problems or conditions that are worth highlighting.
An alarm can be raised by hardware or by software processes. An alarm is raised if,
Samsung LTE eNB Alarm Manual for PKG 5.0.0 v1.0
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Alarm occurred
Alarm cleared
Critical: Red
Major: Orange
Minor: Yellow
Alarm Cleared: Green
Introducing
Alarms
Retention Period
7 days
60 days
60 days
6 months
1