Return
-
Title
"Message processing model 3 returned error: Unknown security name" reported when attempting to discover SNMP device with V3 authentication. -
Description
Unable to discover device using V3 credentials.The following error message is reported in the GenericSNMPAgent log:2016-10-19 14:05:06.835 WARN [generic-agent-snmpWork-0] com.quest.monitoring.snmp.ThrottledSnmp - Exception while sending data to socket (closed=false bound=true connected=false listening=true message=Message processing model 3 returned error: Unknown security name)2016-10-19 14:05:09.182 WARN [Timer-37] com.quest.monitoring.snmp.ThrottledSnmp - Exception while sending data to socket (closed=false bound=true connected=false listening=true message=Message processing model 3 returned error: Unknown security name). -
Cause
The V3 credentials were not correct. Data could not be successfully retrieved from the device with the snmpwalk command using the v3 credentials.Using v2c credentials allowed the device to be discovered successfully. -
Resolution
Confirm that the credentials can be used to retrieve data from the device with a SNMPWALK utility. Use the same credentials when attempting to discover the device.