Chapter 1 Fault Management Overview
Severity Propagation
From an operator’s point of view, the managed entity is always a complete ticket. Operations such as Acknowledge,
Sequence Association and Root Cause Analysis
There are two different types of relationships in Cisco ANA alarm management:
•Sequence
•Root Cause
The following figure shows how both types of relationship are implemented in the ticket hierarchy:
Figure 1-6 Sequence Association vs. Root Cause Analysis
In the above figure, the alarms are correlated into a hierarchy according to root cause. Within each alarm is its respective event sequence representing the lifecycle of the alarm.
Severity Propagation
Each event has an assigned severity
Cisco Active Network Abstraction Fault Management User Guide, Version 3.6 Service Pack 1
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