Viewing History - Cisco ONS 15327 User Documentation

Viewing ONS 15327 Alarms
Table 10-4 Conditions Columns Description (continued)
Column
Port
Sev
SA
Cond
Description

10.2.4 Viewing History

The History tab displays historical alarm data. It also displays events, which are nonalarmed activities
such as timing changes and threshold crossings. For example, protection switching events or
performance monitoring threshold crossings appear here. The History tab presents two alarm history
views:
•
•
Double-click an alarm in the alarm table or an event in the history table to display the corresponding
Tip
view. For example, double-clicking a card alarm takes you to card view. In network view,
double-clicking a node alarm takes you to node view.
Cisco ONS 15327 User Documentation, R3.3
10-6
Information Recorded
Port where the condition occurred
Severity level: CR, MJ, MN, NA, NR
When checked, indicates a service-affecting alarm
Condition name
Description of the condition
The Session subtab (Figure
CTC session.
The Node subtab shows the alarms and events that occurred at the node since the CTC software
installation. The ONS 15327 can store up to 640 critical alarms, 640 major alarms, 640 minor
alarms, and 256 events. When the limit is reached, the ONS 15327 discards the oldest alarms and
events.
10-5) presents alarms and events that have occurred during the current
Chapter 10 Alarm Monitoring and Management
June 2002