Alarms and KPIs Guide Alarms and Events vSTP Alarms and Events (70000-70060, 70100-70999) 70424 - Modified MSU too large to route 70424 - Modified MSU too large to route Event Group vSTP Description Modified MSU too large to route Severity Major Instance None HA Score Normal OID VstpTifRouteFailed Recovery It is recommended to contact My Oracle Support for assistance, if needed.