| ID | Name | Meaning |
|---|---|---|
| 1 | Subrack No. | Subrack No. |
| 2 | Slot No. | Slot No. |
| 3 | Cpu No. | CPU No. |
| 4 | Active/Standby State After The Change | 0=Active,1=Standby |
| 5 | Active/Standby State Before The Change | 0=Active,1=Standby |
| 6 | Alarm Attribute | 0=Normal, Alarms period are longer than the Transient Threshold. 1=Transient Count, The times and the period of the alarms whose periods are shorter than the Transient Threshold are summed up. If the sum result is longer than the Alarm Occurrence Period Threshold or Alarm Occurrence Times Threshold, an alarm so called Transient Count Alarm is triggered. Because Transient Count Alarm is based on accumulative result, the recovery of the alarm may occur at least one Summing Cycle later. The Summing Cycle can be query by MML "LST STATSLDWIN". |
The switchover between the active and standby boards is performed. There is no impact on the service.