Alarms and KPIs Guide Alarms and Events Diameter Alarms and Events (8000-8299, 22000-22350, 22900-22999, 25600-25899) 8006 - EvFsmException 8006 - 001 - EvFsmException_DnsFailure 8006 - 001 - EvFsmException_DnsFailure Event Type DIAM Description Connection FSM exception. Severity Info Instance <Connection Name>:001 HA Score Normal Throttle Seconds 10 OID eagleXgDiameterEvFsmException Recovery Potential causes of this event are: DNS server configuration is invalid. DNS server(s) are unavailable. DNS server(s) are unreachable. FQDN configuration is invalid.