The value of tmnxLogFilterParamsMsgRegexp specifies the type of string comparison to use to determine if the log event matches the value of tmnxLogFilterParamsMsg. When the value of tmnxLogFilterParamsMsgRegexp is 'true', the string in tmnxLogFilterParamsMsg is a regular expression string to be matched against the message string in the log event being filtered. When it has a value of 'false', the string in tmnxLogFilterParamsMsg is matched as substring by the event filter.
Sources for this description
Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community)Netdisco MIB archive copiesNokia networking MIB copies (LibreNMS/Observium Community)