| OID | Object | Syntax | Max Access | Description | Implemented Specifications | 
|---|---|---|---|---|---|
| 1.3.6.1.6.3.15.1.1.1 | usmStatsUnsupportedSecLevels | Counter32 | read-only | The total number of packets received by the SNMP engine which were dropped because they requested a securityLevel that was unknown to the SNMP engine or otherwise unavailable. | This object is implemented as defined in the corresponding MIB files. |