Diameter Signaling Router Alarms and KPIs Alarms and Events vSTP Alarms and Events (70000-70060, 70100-70999) 70455 - Service MTFSM Invoke Timer Timeout. 70455 - Service MTFSM Invoke Timer Timeout. Event Group vSTP Description MTFSM Invoke Timer waits for MTFSM message and on timeout raises this event Severity Major Instance None HA Score Normal OID smsProxyMtfsmInvkTimeout Recovery It is recommended to contact My Oracle Support for assistance, if needed.