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Chapter 5 - Monitoring and Testing the Campus System
84 Campus-REX2 RS Interface Card User Manual
The following information is displayed for the LAN and Line ports (for
transmit and receive directions):
To update the statistics, type then press .
To clear the counters, type then press .
Statistic Description
Monitored Port
LAN Line
Rx Frames The number of received frames.
••
Tx Frames The number of transmitted frames.
••
Rx Multicasts The number of multicast frames received.
••
Tx Multicasts The number of multicast frames
transmitted.
••
Tx Errors The number of frames transmitted in error
from both the input and output buffers
(such as CRC errors, alignment errors, and
dribbling hit errors).
••
Rx Errors The number of frames received in error
from both the input and output buffers
(such as CRC errors, alignment errors, and
dribbling hit errors).
••
RX Undersized The number of frames received that are
smaller than the Ethernet minimum of 64
bytes.
••
Rx Oversized The number of frames received that exceed
the MTU size.
••
Tx Excessive
Delay
Indicates excessive delay that occurred for
transmitted packets.
••
Tx Excessive
Collisions
The number of excessive collision events
that have occurred, that is. frames dropped
because of 16 consecutive collisions.
••
U ENTER
C ENTER