The following tables describe the severity levels of an alarm:
| Severity | Enum | Description | 
|---|---|---|
| Critical | 6 | Service-affecting condition which requires an immediate corrective action. | 
| Major | 5 | Service-affecting condition which requires an urgent corrective action. | 
| Minor | 4 | Non-service-affecting condition which requires a corrective action. | 
| Warning | 3 | Potential service-affecting fault which requires further diagnosis to prevent serious consequences. | 
| Indeterminate | 2 | Severity level cannot be determined. Note: When assigning a
                                severity to an alert, do not use this value. | 
| Cleared | 1 | Alarm is cleared by the system. Note: This severity level
                                is only applicable to the “StatusChange” list severity. |