Alarms and KPIs Guide Alarms and Events vSTP Alarms and Events (70000-70060, 70100-70999) 70387 - Changeback Timer Expired 3.19.155 70387 - Changeback Timer Expired Alarm Group: vSTP Description: This event is generated when the changeback timer (for example, T5 timer) expires. Severity: Info Instance: None Auto Clear Seconds: 10 OID: vSTPCbTimerExpiredNotify Recovery: It is recommended to contact My Oracle Support if further assistance is needed.