
Nortel Business Communications Manager 5.0
Fault and Performance Management
NN40170-701 01.01 Standard
August 2009
Copyright © 2009 Nortel Networks
Alarm Severity reference
The information in this section applies to both the BCM50 and the BCM450
platforms running BCM 5.0.
This section contains information about Alarm Severities, default mapping of
security levels, and Alarm graph colors in the Business Element Manager.
Navigation
• Alarm Severities (page 31)
• Default mapping of severity levels (page 31)
• Alarm graph colors in the Business Element Manager (page 32)
Alarm Severities
Alarm severities are as follows:
Default mapping of severity levels
Use the following table to view the default mapping of each severity level
against the Alarms Panel, alarms set, LEDs, and SNMP.
Table 3 Alarm severities
Alarm Severity Description
Critical Immediate corrective action is required due to conditions such as loss of service,
loss of bandwidth, outage, loss of data, and/or functionality
Major Urgent corrective action is required due to conditions such as pending loss of
service, outage, loss of data, and/or functionality
Minor Corrective action is required to prevent eventual service-affecting degeneration
Warning Indicates the detection of a potential or impending service-affecting condition and
that some diagnostic action is required
Information Indicates audit-type information, such as configuration changes
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