Alarms and KPIs Guide Alarms and Events vSTP Alarms and Events (70000-70060, 70100-70999) 70427 - ISUP Encode Failed 3.21.181 70427 - ISUP Encode Failed Event Group vSTP Description ISUP Encode Failed Severity Major Instance None HA Score Normal OID VstpIsupEcdFailed Recovery It is recommended to contact My Oracle Support for assistance, if needed.