| Name | Data Type | Default Value | Qualifiers |
| Name | Data Type | Value |
| InDiscards | uint32 | |
| Counter | boolean | true |
| Description | string | Count of valid frames received which were discarded (i.e., filtered) by the forwarding process. |
| MappingStrings | string | MIB.IETF|BRIDGE-MIB.dot1dTpPortInDiscards |
| InFrames | uint32 | |
| Counter | boolean | true |
| Description | string | The number of frames that have been received by the port from its segment. Note that a frame is only counted if and only if it is for a protocol being processed by the local bridging function, including bridge management frames. |
| MappingStrings | string | MIB.IETF|BRIDGE-MIB.dot1dTpPortInFrames |
| OutFrames | uint32 | |
| Counter | boolean | true |
| Description | string | The number of frames that have been transmitted by the port to its segment. Note that a frame is only counted if and only if it is for a protocol being processed by the local bridging function, including bridge management frames. |
| MappingStrings | string | MIB.IETF|BRIDGE-MIB.dot1dTpPortOutFrames |