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Chapter 4. Port Management
Rx and Tx Multicast:
The number of received and transmitted (good and bad) multicast packets.
Rx and Tx Broadcast:
The number of received and transmitted (good and bad) broadcast packets.
Rx and Tx Pause:
A count of the MAC Control frames received or transmitted on this port that
have an opcode indicating a PAUSE operation.
Receive and Transmit Size Counters
The number of received and transmitted (good and bad) packets split into
categories based on their respective frame sizes.
Receive Error Counters
Rx Drops:
The number of frames dropped due to lack of receive buffers or egress
congestion.
Rx CRC/Alignment:
The number of frames received with CRC or alignment errors.
Rx Undersize:
The number of short 1 frames received with valid CRC.
Rx Oversize:
The number of long 2 frames received with valid CRC.
Rx Fragments:
The number of short 1 frames received with invalid CRC.
Rx Jabber:
The number of long 2 frames received with invalid CRC. .
Transmit Error Counters
Tx Drops:
The number of frames dropped due to output buffer congestion.
Tx Late/Exc. Coll.:
The number of frames dropped due to excessive or late collisions.
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