Administrator Guide

Layer 2 Switching Commands 408
Example
The following example displays traffic seen by the Ethernet interface:
Alignment Errors A count of frames received that are not an integral number
of octets in length and do not pass the FCS check.
FCS Errors Counted frames received that are an integral number of
octets in length but do not pass the FCS check.
Single Collision Frames Counted frames that are involved in a single collision, and
are subsequently transmitted successfully.
Multiple Collision
Frames
A count of frames that are involved in a multiple collision,
and are subsequently transmitted successfully
Late Collisions Counted times that a collision is detected later than one
slot time into the transmission of a packet.
Excessive Collisions Counted frames for which transmission fails due to
excessive collisions.
Received packets
dropped > MTU
Count of received frames dropped due to frame length
greater than the configured MTU.
Transmitted oversized
packets
Count of frames transmission > 1518 octets.
Internal MAC Rx Errors A count of frames for which reception fails due to an
internal MAC sublayer receive error.
Received Pause Frames A count of MAC Control frames received with an opcode
indicating the PAUSE operation.
Transmitted Pause
Frames
Counted MAC Control frames transmitted on this
interface with an opcode indicating the PAUSE operation.
Received PFC Frames A count of the received Priority Flow Control (PFC)
frames.
Transmitted PFC
Frames
A count of the transmitted PFC frames.
Receive Packets
Discarded
Count of frames discarded on receipt due to any reason.
Transmit Packets
Discarded
Count of packets queued for transmission and discarded for
any reason.
Field Description